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TK-880/H (UHF) mobile service manual

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2. mja 8 SAY U VOL UP VOL DN esa 55 10503 nim 70892 517v are parts of patterun 1 o TA75WSSBFU mio ec564 9 FSW SW ge Nix EO 1 499 6552 522 503 th 8 24 547 LL 5 my LED SW R586 47k MON B LPF 09 o n 0511 i i 7 1000p alo o Ye NM R585 47k oo 5 0511 zi l 1 BRE m neo 0508 R667 B30 2151 05 i i DTA144WE l in vut Ec 25 4617 5 180 TA75WSS8FU 6 0503 4 ve A GRN 5 14 z 1 m SET
3. 01 6 8 9 12 14 17 0 2040 HSB123 D24 MINISMDCO75 02 D37 DSA3A1 D209 MA4PH633 0402 4 01 18 32 2SK1824 as DTC363EU 019 2502394 0202 2SC4093 R27 0301 302 2SC3722K S IC1 6 TA75WO1FU 1 10 LA4422 1C300 SA7025DK 1 X58 4550 XX D7 020220 7 2 027 30 HSM88AS 040 41 HVC131 0210 211 XB15A709 HK HK2 HK3 02 3 17 28C2412K S 09 DTA114YUA 020 2581188 0 0205 25 2954 IC2 3 TA75W558FU 1 11 TA31136FN 16404 2904 1C400 011 DAN202U D28 02DZ15 X Y D200 HSM88AS D212 215 15 280 0406 DA221 04 DTD114EK 011 2SA1362 Y Q21 FMW1 K K3 IC4 TC4S66F IC43 AN8009M POWER MODULE 0101 104 15 283 0101 103 25K508NV K52 016 20 26 31 155355 032 22ZR 10D K K3 HK HK3 K3 HK3 HK2 HK3 Q5 6 10 13 22 28 DTC114EE Q12 2581132 Q23 25 26 30 DTA114EE 0205 25 3357 1 5 M62363FP IC44 TA7808S D105 15 214 010
4. E 23642181 2205 BUFF 2502954 211 1 pi K D402 MA4PH633 HK HK2 8R BT 0202 9204 28C3387 208 T HK HK2 HK3 Dat 25051100 28C4093 R27 2586335 ds T R DRIVE Ds sw LPF t ANT sw 58 455 K B D40 241 Vv LCD ASSY sc HVC131x2 12300 d BT K HK POW POW SATO2SDK 25 5 52 aT sT DB K2 HK21 2 DET B38 0814 05 ACTIVE HT lt B Aerer O VEO BUFF gt HSMBBAS BSMEBAS DEO lt K REY wasi AHK BUSY 9 gt Y 820120302 8 4228 R24 aig 20 TX RX UNIT 6 CK DT LD X2 mo 2581188 0 CONTROL SECTION ami 102 DTCI14EUA 21 gt sw 2104 2504081 as DB 57 645 2 T uad Q105 2SC4081 2S
5. Q R S Address Ref Address Ref No Address Ref No Address Ref No Address Ref No TX RX UNIT X57 6450 XX 2 Foil side view PC B OA RD VIEW K 880 H 10 11 K2 12 K3 13 HK 14 HK2 15 HK3 1 Component side 2 Pattern 1 Pattern 2 Pattern 3 Pattern 4 ia 3 Foil side 72 0802 12 A 2 5 E bi 1S D402 C197 ES d mp E eo 0198 R208 x m S N m1 pay 2 States Ruas p NW 3 EE z iem 2 E 8148 mx Em a 5 m Pa G 0252 2248 IU R52 1 8147 8159 aL 6120 E e 5 6125 C148 6120 5 9 n TR C119 c 9 m S 5 012 m 6251 B SQ 7 78 B Q205 a RI i 3 5 E D207 4 Fe DIR _ Bine z amp 78 B C417 czole 2 3 oie 3 mi 0 F kd m i4 1255 R414 ee 8 C57 9 C158 HT J m 829 159 C27 C30 Oe E ze wami ub 848 od l 7
6. C73GCH1H151J C73GCH1H271J 73GB1H272K C73GCH1H030C 73GB1H102K C629 C630 631 634 C710 711 712 73GB1H122K 73GB1H102K 92 0712 05 73GB1C104K 73GB1C333K C713 73GB C714 GCH C715 73GB C718 92 0712 C720 C73GCH1H470J p 2 cs I E CK73GB1H472K CK73GB1C104K CK73GB1H102K 92 0507 05 CK73GB1H102K C722 723 C73GCH1H221J C726 T3GB1C104K C728 92 0772 05 CN1 E40 5737 05 CN2 E40 5738 05 CN3 E40 3247 05 CNA E40 5738 05 CN5 E40 3247 05 CK73GB1H472K CK73GB1E223K CK73GB1H102K CC73GCH1H101J CK73GB1C473J E40 3246 05 TK 880 H PARTS LIST TX RX UNIT X57 6450 XX Desti nation E40 5982 05 FLAT CABLE CONNECTOR L92 0138 0 FERRITE CHIP E40 5823 05 FLAT CABLE CONNECTOR L77 1777 0 CXO 16 8M E40 5982 05 FLAT CABLE CONNECTOR L77 1762 0 CRYSTAL RESONATOR 44 395MHZ E11 0442 05 3 5D PHONE JACK 3P L77 1708 0 CRYSTAL RESONATOR 3 579545MHZ E08 0877 05 MODULAR JACK L78 0462 0 RESONATOR 9 8304 Desti nation Address N Parts No Description Parts No Description J31 0543 05 COLLAR LH 5 1 5 L71 0572 0 CF 44 85MHZ L72 0372 05 CERAMIC F
7. Square plug 1 12 Crimp terminal E23 0613 05 UJ A 09 1571 05 00 3 27 Contact 1 2 KCT 19 Accessory Port Function Function External hook input System busy output Microphone ground Speaker audio mute input Ignition sense input Receiver detector output External microphone input Transmitter sense output Ground Switched DC 13 6V output Maximum 0 75A External PTT input active low During DTC is low it works as DATA PTT Data modulation input Horn alert call output Squelch detect output Conventional Logic squelch output LTR Speaker audio output Link complete pulse output Speaker mute input Serial control data input MIC mute input active high Serial control data output BR O N Data control channel signal input Data channel Low Link complete pulse output Transmitter sense output Active high Foot switch input active low Note 1 The functions of A 1 2 5 13 when connector E is con nected to CN2 and A 15 when connector E is connected to CN2 are changed as described in the jumper chart 2 The functions of A 13 A 14 and A 15 are changed if the con nector E is connected to CN2 or of the radio CN2 LOK AM
8. 5029 R DIO 0 x MSS wm 5583 A D CONVERTER Nix DA204U HSB123 DTC114EE R 5 07V gt 20220520 PROTECT ON T 13 02V ES no 5 4 o 524 0 n x 390k 838 T 0V PROTECTION oT REVERSE VOLTAGE PROTECTION 1 MI TXS 7 Tk u os o 241146 nh o 13 32 r lt FZ Tk TA75W558FU NSS 45 TA7SWS58FU eics 242 R 2 53V o s D26 R143 12 82V so L C34 R37 M62363FP E T 4 99V SHIFT 155355 1k gt o a DET AMP v AMP w REGISTER I sz 5 565 ton SUMMING AMP 10410 0 Je DE AMP ng 02 222 TOF SW ste iq nyl o volz CNS lo on CN2 DEO 2 1502 co 2Wours 3 Le T DA204U or C8 012 013 014 oN 016 POWER 0V 5214120 4026 R106 1 se 22 IC6 BU4094BCFV HSB 123 BU4O94BCFV REVERSE 025 vm POWER OFF 13 37V Cm L N 5495 LOK AM a a z i 387 5 2 vour ale vl nj 042040 or DA204U 042040 or n T DTA114EE pu 25 E RS T R84 n 21 oloniv TA7SWO1FU o O 1 16 1 16 HSB123 HSB123 58123 3 UN CURREN 028 LOK DTC TXS FSW WE HOR SW CONTROL VSR msc HOS 1
9. STRB VDD STRB VDD 1 HSB1 xv 7 ow MES PROTECTION x z 3 1 20 TP O 45919 15 15 Sjaj 1 44 Flot gt 165 DTC114EE eRS8 5 ele CODE3 2 2 ojo 0 R144 U T 06 GND 1 8 DATA OE DATA OE alm tlele t sjy Q1 vod D1 6 17 m x 1k TC114 6 19 5 1177 14 3 14 ud r 22k zL 13 Woe x I a DA204U or HSB123 C429 N zo 2 DTC114EE Lo 2 7 05 e 05 SEO TOF SW x at a2 BION 3A oU HOR m 10010 ij d 5 7k 8 2 36 HIGH POWER 4 96V ae LE 4 a 3 e coL g ms se oven TXD2 PROTECTION FSW x E 9 gt RSO 8 17 5i 3 6 LOW POWER OV 5 12 5 12 ol IR IRIS 922 4 11 t 8 5 6 SB E gt E d AA DE 4 m 242 4 as DTC114EE s SI Su aga 10k ipe vind OT 335 4 5 N Jo Lbs x jo op es 58 50 epu 7 eg SJE mr 4 6 4 eN vour 9 sx 1 7 04 Qs 04 Q S 5 5 j en 51 02 422 2 LOK Rio r D1 D4 D2 D3 05 06 017 amp 8 05 1 your SHIFT 9Sluss osl 8 55 P ui 026 71 55 51850 R453 oz RXDA C175 o DTC114EE Jd 12 TS REGISTER CODE TT MUTE DTA114EE
10. K HK 450 to 490MHz K2 HK2 485 to 512MHz K3 HK3 400 to 430MHz Number of Maximum 600 channels LTR model Maximum 250 channels Conventional model Channel Spacing 25 12 5kHz PLL channel step bkHz 6 25kHz Input Voltage 13 6V DC negative ground Current standby 1 0A on receive TK 880 8A on transmit TK 880H 12A on transmit Temperature Range 30 to 60 C 229 to 140 F Dimensions amp Weight TK 880 140 5 51 W x 40 1 58 H x 145 5 73 D mm inch 0 94kg 2 07 Ibs TK 880H 140 5 51 W x 40 1 58 H x 173 6 84 D mm inch 1 05kg 2 31 1 5 RECEIVER Measurements made per EIA standard EIA TIA 204 D RF Input Impedance 500 Sensitivity EIA 12dB SINAD 0 25uV etn etta Wide 80dB Narrow 6748 Intermodulation Wide 75 Narrow 65dB Spurious and Image Rejection 85dB Audio Power Output AW at 40 less than 5 distortion Frequency Stability 2 5ppm from 30 C to 60 C Channel Frequency Spread 40 27 30MHz TRANSMITTER Measurements made per EIA standard EIA 152 C RF Power 222
11. 73GB K73GB 73GB 73GB 73GB 0 00 50 C c occ 73GB 73GB 73GB 73GB 73GB 47 50 50 80 80 C c occ 73681 73681103 73681392 73GB1J101J R92 1252 05 47 OK 3 9K 00 0 OHM R R R R Ce c occ 1SV283 VARIABLE CAPACITANCE D 1Sv214 VARIABLE CAPACITANCE D 25 508 52 DTC114EUA DIGITAL TRANSISTOR 25 508 52 TK 880 H EXPLODED VIEW LO O O sooo 00 cN CN CN CN e 2222 E d pes a8 m G 9 O m x QN e x lt 9 NX NAN 2222 c 3 mono x 5 M LL E 5 N ST NI X Nv N lt lt N 48 Parts with the exploded numbers larger than 700 are not supplied TK 880 H PACKING 11 DC cord 42 Microphone E30 3339 05 191 0621 05 31 Protection bag H25 0720 04 17 Fuse F51 0016 05 TK 880 1 F51 0017 05 TK 880H 5 Cap B09 0235 05 35 Bracket J29 0627 23 30 Inner packing case H12 1391 03 34 Holder J19 1584 05 39 Screw set N99 0395 05 705 Warranty card 31 Protection bag H25 0720 04 29 Poly
12. 7 42 3 4 W 4 96V m on ojo mie 9 9 9 9 9 1 R15 01 gt 9 59 gt 1 vss 25 1824 peTse OT o 13 547 1 10k 5 m nol IL zx m s 2 DC 13 6V x m x 47k nom 7 7 7 ogn Amo Cla Uo N 24 OTO 27 5 4 pa oo R33 012 14 13 54 REVERSE CURRENT PROTECTION 5 06 R 12 82V C142 470p ma 13 S7V a x 6 By amp R25 7 rea 3 rea 3 222 S 6k 5 43V E R152 R151 T 42 34V o a n 1 v UR sal mix 14 PROTECTION 63 76 020 Y R128 Y 0 0 SB sw 9 x nS 390k 7 2 Nlo om 7 2 R44 C36 543 renne mz ngo 1 R157 100 4 m ue 1 10 027 N x lt N 8 o 020 d 0 0144 15k R AMP 155355 22 LU E TS POWER AM 4422 026 31 2541641 5 aneus S 557 oe 8 4 8 1 150k 10010 R41 R42 R45 PROTECTION H L SW oly n N EZ 8406 9407 R 0 05V Ld PROTECTION lt m TER D21 gt REVERSE x KE T 1 5 13 o a R408 olx ola x gt MORARI a444 4 1 2k 100k 100k Tee 36V 08 029 2 1525 24 02025 6
13. zT 5 47v 587 owl Lom I 1 nee 47k R562 o GND R612 aly PES AF MUTE in 220k Civ osx 5 Ulo a 3 m 23 Q510 023 lt 1 o 0520 E o 5 v 0502 Qd 25 4619 5 X 6 2 025 144 0507 nT9 R DISCHARGE 7 s Tu LLL 1 ro nex Us Jio oo 5 e zi 3 e ale DTC144EE GLOCH T nla x SHIFT 2183 KS NSO 4 82 ANALOG INVERTOR SW x one S S eR501 R714 UN oTe SW L505 na TO EEPROM j I 4 7k 10k I rh th 73 MENGE MCN MM EM CC Se EC M M EM MM XM C TK 880 H 880 TK 880 H BLOCK DIAGRAM 555204 TX RX UNIT TX RX SECTION 5 645 20
14. 5 lt ava so asoa TATBLOSF EN gt O lt le DT TAT5WO1FU 2581132 0 R AU Ss ee DTAli4gg 198 2804617 8 APTT D A B 16501 12501 PC E lt avg 8 ara TATSWS58FU a CONVERTER OUT LINE lt Q513 2581132 0 R 1501 lt in in ore DTC p gt TV sc lt AVR KEY Back Lit CURRENT I s 163 ss CTXCOM1 24 2512 0517 2 REG Ns TO Fe m TATBLOBF 1 lt PA 22 Q25 LEDACLCD Bach Lit 2515 OE gt O OE BER 3 e aro D A eg ee d FSW KEY DTC114EE cS ro Q lt KBLC E 1 Ja 1 79 Section TK 880 H 880 LEVEL DIAGRAM le Radio Frequency gt lt 44 85MHz 455kHz Audio Frequency gt W 90dBm W 88dBm 87dBm N 85dBm _ 120dBm 124dBm 117 124 5dBm 111 5dBm 122dBm 106 5dBm CF2 W N 62mVrms 30mVrms W N 820mVrms W N 820mVrms 16mVrms 0 45Vrms 3 si 201 203 Q15 E L210 IC11 1C504 2 5 t Ji 16 9 2 1
15. R306 7 BUFFER AMP ojx oix 5125 o NSN 0 NSO 329 Nem smo ou E 44 470 sw 219 D39 el aioz 7 T o o Ey K N 1k T 4 80V x oe 1 5 10v SN can aes C330 331 C342 L30 2564081 955 DTCI14EUA INVERTOR A e Kim xf w d EA WO 355 ola el x a 22 o 22 8 Vt j ago OTS 5 T o D401 7 SE Sm e 2502412 5 LRIPPLE FILTER S axe lo L110 E o Dy x x R 0 01V U K R 0 04V BE szv ay 2 m MOS meee I oio MODULATION Bas 1 12 97y c 1 9 o 4 EE TY 95V 320 R OV oT 139 0401 x olx C A Su 075 R103 4 77 D207 20 T 4 49V 1 94 k FMW1 DTC114EE m O 32 a 25 9 pA204U _ 019 o amp e Lan 0 01 B alan 9 5 a 3 a 6 75V a T 0V BR Sw 8T SW R120 Tes C432 R245 R400 2SD2394 neo 7 87 k OLN oja o 4 8 whe al ng TEMPERATURE Omm Omm NG N m R41B 7k N 5 Z2 o o 2 09129 olo 50 PE m Tm NT NON TN ola UO ny 5 o Lo x ete 27 on OTS COMPEMSAT I NG 4 0 UTS oTo UTS oTo T 1 52V Six
16. 5 R59 R124 47 4 7k o E T T Q23 DEO L211 5 08V R 7 95V or N MM R 7 79V o B uy reg R215 L39 1272 05 22k 5 a 0 OTS FM IF 22 DTA114EE c o mia R Ii cns 2885058255 OLG N N 5 15 Lo mio W N SW W N SW Xm ME e n s s AAA y oT R107 153 C454 IC41 41 Bi exL203 ore OTS 207 2 25 14 elo 5 9 59 R230 11 36 2 88 z 8 022 023 M LE OVER CURRENT PROTECTION R 1 73V mr TA ium 47k 22 DAN235E DAN235E N 204 207 0 C275 225 209 ala 150 6 Bie R 0 72V LEN CF2 O W s FLS j j 4 a n 20 m 2 prov c Tui L72 0376 05 SB 16 Cmm UY 0 sc 7 D24 MINISMDCO75 02 8 06V i293 P mo Men vey ses 4 KEY TZ 25 3357 c 915 m A 054 T pon 28C2059K P oly oly W N SW DT T i N AMP AMP o NSA MSN ryt I T T FE 4 SN mun 1 cz x 03 x Si N x 2 T TENET R 0 97V TON MIZER 4 0203 L71 0572 05 ujo j n Es TES o 0 11 sZ s s 2SC3357 Y FE T XOT TU OX 1C200 L212
17. E R514 D512 0 aie 8510 OU 1 aye C527 CHOR 5 6518 C583 5 9 R526 R713 1 8 o 150 ES E zeli C502 5 j R682 n P 6524 8572 PSW 199 5 1650 C59 sys lol i C506 8 9 0511 m 8508 R523 D 1810 g 0510 511 714 TIE 2 8726 8 4 8 225 2511 714 8 05103 a 552 ssa FB m i 8 eV fe ral 15 19 S 9 1 503 El 2 B 2 2 VOL d qi es So DN Qe _Sr C540 R525 l SYS DN p 8548 9 R612 C593 m 501 A D513 D516 Pr CM MI are IG TXD PSB D514 D515 Essl 0 aac 0 ME RXD MON A B C D SCN 72 0802 12 B 2 Address Ref No Address Ref Address Ref No Address Ref No Address Ref No Address Ref No Component side Pattern 1 Pattern 2 Pattern 3 Pattern 4 Foil side TX RX UNIT X57 6450 XX B 2 10 K 11 K2 12 K3 13 HK 14 HK2 15 Foil side view 72 0802 12 B 2 5501 Rh 6726 870 Jm es 6608 R505 bk Pal P dE 2610 867 8629 Spio r 8631 C577 s wl c au pe 505 596 rd i wo 3 57 S m FN TP iS 8621 D505 4 n O N 10858222118 662 Rez E 1 Q510 p d BR BE IS R616 1 2504 Lu c ER ls _ 8665 502 2 856 Be R664 lB MS m 6562
18. 742 037 DSA3A1 100 URGE ABSORBER ENER DIODE 100 100 R644 R645 R646 647 R649 R650 652 D40 41 HVC13 D200 HSM88AS 100 0200 HSM88AS 100 0203 206 1 280 VARIABLE CAPACITANCE DIODE D207 DA204U DIODE 100 R653 654 R655 657 R658 73 R659 666 R92 R667 668 RK73GB 0209 A4PH633 DIODE D210 211 XB15A709 DIODE D212 215 1SV280 VARIABLE CAPACITANCE DIODE K3 HK3 D401 25077 DIODE HK HK2 D401 A2S077 DIODE HK3 R670 RK73GB R672 673 RK73GB R674 RK73FB2 R675 RK73GB R676 RK73GB D402 A4PH633 010 0402 A4PH633 010 0406 DA221 DIO D501 HSB123 DIO D502 INISMDC075 02 VAR HK HK2 HK3 HK2 HK3 E E E E gt TK 880 H TX RX UNIT X57 6450 XX PLL VCO X58 4550 XX PARTS LIST Desti nation D503 505 HSB123 DIODE 4EE 5 0507 DAN202U DIODE 4EE S 5 5 Desti N Address Parts No Description nation Ref No Parts No Description 0508 509 742 DIODE 44 0510 119 DIODE 4EE D518 02029 1 ZENER DIODE 641 S T 0 0 0 0 D520 A2S11 010 C1 A75WO1H 0 DE 5 C2 3 A75W558 S S S 4 4 25 1824 2563357 C4 TC4S66F C5 62363FP gt A75WO1FU BU4094BCFV 7
19. GPS Report Optional ANMEA 0183 GPS unit must be installed GPS report mode GPS data can be sent automatically or upon request Manually sending GPS data works regardless of this setting Auto GPS data is sent both automatically and by re quest GPS Auto TX Interval and GPS Time Mark must be adjusted if required Poll GPS data is sent upon request from dispatcher GPS report interval Interval time between automatic GPS data transmis sions GPS time mark Per mobile The amount of time from the 0 zero minute of the stan dardized GPS UTC time to starting the first transmission of GPS data It must be set to a different value for each radio unit to avoid a transmission crash Send GPS Pressing this key causes the transceiver to send a single GPS data GPS report on data group channel GPS data transmission is made on the Data System Group in trunking format and on the Data Group Channel in conventional format Received GPS data output Any selected sentence can be output through the radio serial port COM1 or COMO 1 MAP HEADER GPGGA NMEA2 GPGLL GPRMC NMEA 0183 standard command This should be set ac cording to your PC application 2 MAP HEADER KW1 PKLDS This is a Kenwood original sentence which consists of GPGLL Fleet ID Status This item should be set according to your PC application 3 MAP HEADER KW2 PKLID This is a Kenwood original se
20. IC508 Shift register IC8 Shift m Q D A AFRDT converter AFTRD ACK Fig 9 Control circuit B Memory Circuit The transceiver has a 2M bit 256k x 8 flash ROM 510 and an 8k bit EEPROM 512 The flash ROM con tains firmware programs data and user data which is pro grammed with the FPU The EEPROM contains adjustment data The CPU IC511 controls the flash ROM through an external address bus and an external data bus The CPU controls the EEPROM through two serial data lines ADDRESS BUS 512 SDA EEPROM DATA BUS Fig 10 Memory circuit TK 880 H CIRCUIT DESCRIPTION Display Circuit The CPU IC511 controls the shift register IC508 and display LEDs When the LG line goes high when the trans ceiver is busy 0508 turns on and the green LED 0511 lights In transmit mode the LR line goes high Q509 turns on and the red light lights Backlighting LEDs for the key operation unit 0512 0517 and LCD are provided When the KBLC line goes high O512 turns on then 0513 turns on and the key illumination LED lights A volt age is applied to the LEDA line to turn on the LCD backlight gt IC508 psi D512 517 Shift register GRN RED Fig 11 Display circuit Key Matrix Circuit The TK 880 880H front panel has ten keys Each of them is connected to a cross point of a matrix of the KEY1 to KEY7 ports of the microprocessor The KEY5 to KEY7 ports are always
21. Other Functions Manual dial Fleet ID and Status numbers can be entered from DTMF keypad DTMF microphopne is required FleetSync baud rate MSK data baud rate setting The same rate must be set as a communication partner 1200bps Data communication is made in 1200bps The communi cation area is much wider than 2400bps Recommended or repeater operation 2400bps Data communication is made in 2400bps The communi cation area is narrower than 1200bps but it will decrease he data traffic Data rate 2400bps may not work prop erly depending on the repeater s characteristic Message mode timer Message Mode Timer is a delay timer returning from message stack mode to Normal mode Status short long message on data group channel Status Short Long Message transmission is made whether on the Data System Group in trunking format and on the Data Group Channel in conventional format TK 880 H OPERATING FEATURES Status short unit ID message serial output Option Whether a received Status Short message or PTT ID is output or not from serial port Caller ID display PTT ID is displayed on LCD Call alert Continuous The radio can provide the alert tone repeatedly until next operation PTT ID sidetone This function allows a single beep sound after the PTT ID MSK for FleetSync signalling is encoded Caller ID stack The radio stores the last 3 received caller IDs to volatile memory
22. 16 8MHz m m whe o YTS oj S m amp I R107 Ala 7 x 2SA1362 Y 28B1132 0 R 4 7 su alam N amp aan n YSN sey ST r 2 0300 8 0104 7 7 D406 ao Nm nako r1 er se Me Fea mI9 u 2SC4215 Y 10k oa 2 EN N NR ee e 2 32 1 8 A 1 7 15 2504081 C116 95 ads FB a MY ox 3 o ES a 017 55 Ul NU c nje R415 AOUT V Sz l 8 BUFFER AMP Ska o 5 DIS gs DES 2SC2412K S gt e mn in ni a el nq 10k 2 7 jj T N at I ay aN C110 Filo tho Rho Me n SLO 26 e BOUT RIPPLE FILTER 8 77V m TX RX SW xci24 1 106 ciosd 2104 ata 1102 E Sd s erp PC SW 5 In Qe QN OE lt me cum quel 4 od 3 6 IC4 R26 R27 a3 I m A m nl a To R 4 86V 4 M u o t ufNufwufou V A IN B IN s L77 1777 05 TATSWO1EU 2SC2412K S 1SV283 1 a lolo lo o M x mm Toy N 4 5 156V 2 47k m TX OSCILLATOR A TOiog mae D R 8 06V 0 R251 N 4 7416 7 GND B IN 1 401 Q401 5 13 oix 6152 a D102 104 al 2 R 7 28V x c T 7 29V T 4 89V J 470k gn amp aL
23. 220 100 2 7 3 9 27k 120 1 2w No 1k 10 10 1k 100 NO 22 1 2 No 42k 0 2p 470p No 1000 1 00 5p 3 3u6 3 12 10 4p 7p 7p 7p 7p 7p 7p 100 5 5p 470p 7p 22 2p 4p 1 3p 4p 1000p 3p 5p 470 1000 1000 No 0 014 470 14 2 687695 X58 4550 11 NO NO NO NO NO MA2s077 MA4PHe33 DA221 2sc3357 20k 100 82n No L79 1169 05 L79 1169 05 NO 15 27n 15 220 100 1 220 2 7k 120 1 2 270 39 39 270 47 22 1 2W 15 220p 150p 10u 220P 220P 5p 5p 6 8910 15 3p 5p 5p 15 5 5p 470p 2p 5p 220 5p 22 2p 4p 3p 2 4p 2p 1000P 2p 3p 1 5 1000P 1000P 4p 0 010 NO 22 1s Hks __ M68769L 58 24550 12 5 8845 15 280 15 280 15 280 15 280 25077 4 633 04221 25 3357 20K 82n 82n 179 1591 05 179 1591 05 22n 15 68n 10n 100 47 1k 220 27k 120 1 2 4 7 1k 10 10 ik 150 0 NO 22 1 24 No No 27K 0 NO 5p 470 150 10 1000 tooop 7 7p 6 8410 152 6p No No 100p 470p 2p top 470p 22 ep 4p 5 1
24. 400 050MHz SSG output 118dBm 0 31uV SSG MOD 3kHz AF output 1V 4Q 2 C SENS SSG freq 470 050MHz K2 498 550MHz 418 050 2 3 SENS SSG freq K 489 950MHz K2 511 950MHz 429 950MHz 1 Set test mode Select SOL in tuning mode SSG freq 470 050MHz K2 498 550MHz 418 050MHz SSG output Value when 2dB is subtracted from the sensitivity value of 12dB SINAD SSG MOD 3kHz Wide 1 5kHz Narrow 1 Set test mode CH CH1 Sig1 SSG output 12dB SINAD level 2 SSG output OFF 5 check 1 Set test mode CH CH1 5195 SSG MOD INT 1kHz EXT 151 4Hz SSG system MOD DEV 3 75 2 SSG output 1088 SINAD level 2 CH CH1 5194 CH1 5196 CH1 5197 556 AF VIVM Distortion meter Oscilloscope AG Rear panel ANT ACC EXT SP L6 AF output maximum Maximum point 0mV 20mV ANT ACC EXT SP Adjust for maximum SINAD Adjust for maximum SINAD Adjust for maximum SINAD Squelch closed once Then squelch must be opened Squelch must be opened Wide Narrow Squelch must be closed Wide Narrow Squelch must be closed TK 880 H ADJUSTMENT Transmitter Section Measurement Adjustment Item Condition 2 equipment Unit Terminal Parts Method Specifications Remarks 1 Frequency 1 Set test mode Power me
25. 6 7 13 14 2 10 1203 1207 16200 MERE gt j o SG input level for 12dB SINAD obtained Measured connecting SG to each point Via O OluF capacitor AF VTVM AF level obtained when the AF output level is adjusted for 0 45V 4Q with the front pane AF VOL control Measured with AF voltmeter connected to the external speaker Jack receiving 53dBm SSG signal modulated at 1 DEV WIDE SkHz NARROW 1 5kHz Transmitter Section POWER TX RX UNIT B 2 TX RX UNIT A 2 VCO UNIT TX RX UNIT A 2 MODULE TX RX UNIT A 2 lt gt lt gt lt gt TK 880 25W 5 2mV rms W N 2mVrms l2mVrms W N 450mVrms 450mVrms 530mVrms i160mVrms 5 TdBm 3dBm 17dBm 19dBm 25dBm TK 880H 40W Q202 QT Q204 Q205 MIC 10711 12504 10506 IC3 LGB lb 12400 1 4 13 11 10 2 4 3 6 Al 12 1 4 vco P a 17 Soest tel i 58 455 1 AG is set that MIC input becomes WIDE 3kHz NARROW 1 5kHz DEV at 1kHz mod s Wattmeter 2 Transmitting frequency Center frequency 80 81 4Q TK 880 H TERMINAL FUNCTION CN7 TX RX Unit A 2 lt CN502 TX RX Unit B 2 CN101 VCO lt gt TX RX Unit A 2 Function Function Wide Narrow switch input H Wide Switched transmit input H Transmit TX RX switch input H Receive Signal output Modulation signal input Ground Low speed data signal input 9V input B
26. Hi power Low2 ICI ICI H2 HPOW 256 Hi power Hi2 A H HPOW 256 Hi power Hi NARROW Low power C n MAX 256 WIDE A C LPOW 256 Low power Cen C A A H2 LPOW 256 H LPOW 256 Low power Hi2 c Low power Hi C MAX 256 L MAX 256 H MAX 256 Max deviation Narrow C n BAL 256 DOT balance Narrow C n FOT 256 ID D DOT balance Wide Max deviation Wide C BAL 256 C Max deviation W L L BAL 256 DOT balance W L A C MAX 256 Max deviation W C C Max deviation W H C BAL 256 H BAL 256 DOT balance W C cj DOT balance C 256 256 256 Fine Narrow C n FDOT 256 Fine DOT Narrow C D D Fine DOT Wide Fine OT Wide C FDOT 256 A C E Fine OT W L L FDOT 256 Fine DOT W L C A C FOT 256 Fine OT W C Fine OT W H ici C FDOT 256 H FDOT 256 Fine DOT W H NARROW C A WIDE n SOL 256 SOL 256 Squelch Narrow Squelch Wide C 5 C L SENS 256 A n FLTR 256 FLTR 256 L FLTR 256 C FLTR 256 H FLTR 256 Fine LTR Narrow Fine LTR Wide Fi
27. 362 Y 32 0 R 4EE CC73 CC73 CC73 CC73 CC73 PC PC PC PC PC P E 5 CC73 CC73 CC73 PC PC PC TK 880 H PARTS LIST PLL VCO X58 4550 XX Desti nation Desti nation 470 2504081 TRANSISTOR 2 0PF K2 HK2 28C4226 R24 TRANSISTOR 7 0PF K3 HK3 9 0PF K HK 470 Address Parts No Description Address Parts No Description 73GB1H471K C73GCH1H020B C73GCH1H070B C73GCH1H090D 73GB1H471K C73GCH1H050B C73GCH1H080B C73GCH1H090B C73GCH1HORSC 73GB1 5 0PF K3 HK3 8 0PF K2 HK2 9 0PF 0 5 470 C73GCH C73GCH C73GCH C73GCH 73GB1H K2 K3 HK2 HK3 0 5 4 0PF 470PF CK73FB1E P 010UF K CK73GB1H C 470PF K C05 0384 05 C TRIMMER CAP 10P C05 0384 05 RAMIC TRIMMER CAP 10P E40 5699 05 ASSY F10 2279 04 ELDING CASE L40 1595 34 ALL FIXED INDUCTOR 1 5UH L34 4574 05 R CORE COIL L34 4573 05 R CORE COIL L40 1098 76 ALL FIXED INDUCTOR L40 1595 34 LL FIXED INDUCTOR 1 5UH L33 0751 05 ceo FIXED INDUCTOR 73681 10 73681 73681 92 1252 73681 00 00 00 Ce c occ 73GB 73GB 73GB 73GB 73GB
28. GENERAL OPERATING FEATURES 5 INSTALLATION PLANNING CONTROL STATIONS 5 1 Antenna system Control station The antenna system selection depends on many factors and is beyond the scope of this manual Your KENWOOD dealer can help you select an antenna sys tem that will best serve your particular needs 5 2 Radio location Select a convenient location for your control station radio which is as close as practical to the antenna cable entry point Secondly use your system s power supply which supplies the voltage and current required for your system Make sure sufficient air can flow around the radio and power supply to allow adequate cooling SERVICE This radio is designed for easy servicing Refer to the schematic diagrams printed circuit board views and align ment procedures contained in this manual Note When you modify your radio as described in system set up take the following precaution The rating of pin 7 SB of the accessory connector cable KCT 19 on the rear of the radio is 13 6V 1A Insert a 1A fuse if you use the SB pin for external equipment Accessory connector cable KCT 19 If you do not intend to use the 3 5 mm jack for the exter nal speaker fit the supplied speaker jack cap B09 0235 05 to stop dust and sand getting in ERR V Speaker jack
29. OE Output enable 6 VDC 5V Function Strobe DATA Clock Audio mute 1 H Mute L Unmute Link complete Programmable active H L VCO shift switching H TX L RX Dead mute H RX L TX GND C7 data output C External squelch Programmable active H L Option board data 2 H ON L OFF Option board data 1 H ON L OFF Option board control L OFF Auxiliary B Programmable active H L Output 34 TX RX Unit X57 6450 XX A 2 10 K 11 K2 12 13 HK 14 HK2 15 Use Function DC amp TK 880 H DESCRIPTION OF COMPONENTS Operation Condition FC TCXO control Use Function Operation Condition APC APC pre driver APC control TOF switch TOF H time on DET amp External DEO internal DEO W N switch Wide time off Amp Summing amp Analog switch DI DI and MO addtion DI switch W N switch TOF switch Wide time on Q22 on time on A D converter DC amp PC TV FC AFO BEEP TO MO control PC TV Inverter Power switch L time SB switch SB SW control Q28 on time on Q30 on and O31 off time on Shift register Shift register HNC H L TOF CODE3 CODE4 PA BUSY W N control LOK STR DM CODE1 CODE2 SO control H L switch High power time H
30. SB SW control SB SW control Power on time on DC 20V and over time on DET mute TX time on 5V AVR AF power amp External 5C RF amp RF amp Low noise amplifier TX drive first FM IF DET Quadrature detector 2nd mixer OSC IF amplifier RSSI Pre IF amp 44 85MHz RF amp Q205 RF amp TX drive TX drive last 0300 Buffer amp PLL Flip flop Power control 0301 302 Active fil Short protection Mixer DBM W N swi Wide time off PLL Reference 16 8MHz PLL lock LD H W N swi Wide time on Power module RF power 25W TX power amp DC switch R17 connection and PTT H time DI off AF mu Protecti Ripple filter Ripple filter 8CL Reverse protection Protection HOR switch Reverse protection IGN HOR SW control HOR SW control HNC H time on Protection W N CF change 5V IGN Buffer amp HT AF mute AF mute AM time on Power off time on Over current protection Reverse protection 8R SW control TR H time on Power detection 8R switch 8T switch Q10 on time on Q13 on time on Protection Power detecti 8T SW control KEY H time on Reverse protecti IF amp AF switch 44 85MHz Wide time on Surge absorpti Protection DC 20V and over time on PC switch TX 8T time on Charge DEO
31. rently displayed system When a call is received scanning stops and the system and group are displayed When programming key is touched during scanning the scan stops and the revert system or group can be changed Scanning resumes one second after the key is released There are two types of system scan Fig 1 SCAN Fix system scan All the set systems except locked out ones are scanned If the Del Add feature is assigned to the programmable key it can be controlled from the front panel List type system scan A scan list can be set for each system The list to be scanned can be changed by changing the display system If many systems have been set the scan speed can be increased by narrowing the systems to be scanned with scan lists TK 880 H OPERATING FEATURES System lockout The system lockout feature is used to lock systems out of the scan sequence and can be selected by programming in the following two ways Fixed lockout The system to be locked out is selected by programming When a locked system is selected the Delete gt indicator appears on the left of the SYSTEM indicator The revert sys tem is scanned even if it is locked out If there is a locked system the Delete gt indicator flashes during fixed scan ning User selectable lockout If the scan lockout feature is programmed to a key the user can lock systems out of the scan sequence with the key To lock a system out of the scan se
32. 1 Set test mode MIC input OFF Select BAL in tuning mode L BAL Deviation meter filter LPF 15kHz HPF OFF De emphasis OFF 2 C BAL PTT 3 H BAL PTT 7 Maximum deviation 1 Set test mode Connect AG to the MIC terminal Select L MAX 1kHz 50mV Deviation meter filter LPF 15kHz HPF OFF De emphasis OFF PIT ON AX in tuning mode 2 C MAX ON 3 H PTT ON MIC seisitivity check 1 Set test mode CH CH1 5191 AG 1kHz 5mV ON QT deviation 1 Set test mode Select FOT in tuning mode Deviation meter filter LPF 3kHz HPF OFF PTT ON 2 PTT ON 3 H FOT PTT ON 10 DOT deviation 1 Set test mode Select F DOT in tuning mode Deviation meter filter LPF 3kHz HPF OFF PTT ON 2 C FDOT ON 3 PTT Power meter Rear Deviation panel meter Oscilloscope AF VIVM AG ANT Make the de modulation waveform neat Wide Narrow JLIT 3 8kHz Wide 1 75kHz Narrow According to the larger 50Hz Wide Narrow 2 0 2 2 Wide 1 5kHz 0 05kHz Narrow 0 75kHz Wide 0 35kHz Narrow 50Hz Wide Narrow 0 75kHz Wide 0 35kHz Narrow 50Hz Wide Narrow
33. 1000 5p 5p 1016 4p 7p 7p 7p 7p 7p 470 2p 470p 7p 22 2 2 4p se ip 5p 4p 1000p 4p 470p NO NO NO NO NO 470 NO 11 k2 s AU27AH K3 58 4550 11 NO NO NO NO NO NO NO No 2SC3357 50k 100 82n 27n 179 1169 05 179 1169 05 No 15 220 100 4 7 3 9 27k 150 1 2w 0 No 270 39 39 270 47 22 1 2W NO 15k NO 0 2p 470 15 1000 1000 5p 3 366 3 12 15 3p 5 5p 15p 5p 5 5p 5p 470p 7 NO ip 2p 4p ip 5p 4p 2p 1000p 2p 3p 4p No NO NO NO NO NO NO 22 12 S AU27AL 58 4550 12 5 8845 15 280 15 280 15 280 15 280 NO NO 2Sc2954 50k 82n 82n 179 1591 05 179 1591 05 22n 15n 68n 10n 100 47 4 Zk 3 9k 27k 150 1 2 0 NO 4 7 1k 10 10 ik 150 0 22 172w NO o 27k 5 470 150 1000 1000 7p 7p 1416 15 6p No 100 470 2p top 270 10 22 6p NO 4p 7p 12 7p No 820p NO 470p wo NO NO NO NO NO NO 22p 13 HK M68769H x58 4550 10 HSM88AS NO NO No MA2S077 MA4PH633 No 2SC3357 20k 100n 8 2n 18n 179 1585 05 179 1585 05 22n 6 8 68
34. 250 243 R89 R96 44 850M R100 R104 C92 X 5 E TES I i x GN2011 Q L39 1272 05 233 L213 R224 a mm sg 1 SV AVR x oe o 01u 0 330 330 O 0 01u 5 DET MUTE 1 12 1 14 HE 1 1 J 17 150n R 0 64V 48444 Josz day TA78LOSF 8 06V TA7808s 8V AVR H wc T Es TER ae ag no o9 0 03 zte OLR 3 9k 1 25 1824 v N T alx olx 0200 52 olx ore Go ass H iN 2 our RXD gt 0 0 O Ray N gt Aa Xm 0420 Fm c FE T ont 529 No Ton 0 OVER VOLTAGE Mao NSO 549 TOU 3 COM 9 GND foo Es Tz T E 5 rj sss PROTECTION 5 rj e N SLO 920 a D lt 12 TORTS Nog 9V AVR T N ols 100 12 016 oX 2 To x 3 x EE N gt Mee _ o 2 Uo Pag ANALOG SW 203 204 212 213 1 275 7 x E MEAE Ors 9T DTC144EE 11 76 ERE i amp 100 TC4S66F 204 212 zle Low 1 55v 0205 206 214 215 Lee 0203 e jk e I 1 CHARGE 550 1 Vols 252 VAR CAP AN NO CENTER 3 98V VARI CAP NN PNN 4 72 PRE IF AF Sw 18 na RSSI 9 o TUNE Mew la HIGH 8 01V TUNE rad Lad 29 4 41V 2 N 0 12V 77 3 107 035 DC Sw a a COM a 1 2
35. DTMF decode IC data detect input SELF Self programming mode input 5 used GND ash memory RD bus Shift register output enable LCD driver chip select output ot used ash memory WR bus Microcomputer reset input DTMCLK DTMF decode IC clock output 9 8304MHz System clock GND CNTCLK Common clock output TX RX unit B 2 LL IC data strobe output 9 8304MHz System clock ash memory chip enable 5 gnition input ot used MSK modulation data output timing pulse input SK demodulation data input tim ing pulse input 5 ash memory address bus ND P F N Flash memory address bus G ash memory address bus MIC key data output PLL IC clock output INDAT Key matrix data input output 1 4 Common data output Beep data output KEY5 KEY7 Key matrix data input 5 7 MSK demodulation data input AF IC register switching data output 1 07 00 Flash memory data bus DTMF decode data input AF IC register switching data output 2 External DTC input EEPROM data output D A converter IC data strobe output POWSW MIC back light control output Power switch input MSK flame reset output ANLSOL Squelch level input External hook input External serial interface input External PTT input External serial interface output
36. N S W 2113 Australia KENWOOD ELECTRONICS HONG KONG LTD Unit 3712 3724 Level 37 Tower one Metroplaza 223 Hing Fong Road Kwai Fong N T Hong Kong ay KENWOOD ELECTRONICS TECHNOLOGIES S PTE LTD C0 Sales Marketing Division gt 1 Ang Street 63 Singapore 569110
37. R91 5 als 174 8 5 13 5 H 5 2211 R85 R80 8 EC 210 11 C54 0213 9 R74 RI S C63 203 8 B ES z Q8 D16 9 at 5 5 304 5 mes E 8 o D212 ST 304 C214 C330 8 HT E d C45 C40 IC9G S zi 10 B a zi si o 71 5 R57 C15 2 Is T T 9 lh go amp C222 B 8CL CF1 emi E 3 u O MD C322 C320 A Bas E C12 LoKDTOTXSFSW l Aly E TP1 z z 016 2 13 R7 x s 3 RSS 5 RAT Re Lokam 1 C2 21 156 5 HOR 1 57 a 207 2315 032 R48 4 t T ss __ m 53 s R49 C14 2610 6 8 0215 c F2 aR C223 9 s 1 1 2 alle C94 mE Fat 22180 IRIRISIR Tor PN PX S S OE 89 R110 16 2 CN1 mem XF1 C98 C96 m 4 E sis ge 18 2 B X J 21 Om u C98 AFEFE 13 Ed SQ2 5 B 8 2 21 2 5 C231 IN 59 14
38. TK 880 H ADJUSTMENT Measurement Adjustment Item Condition Specifications Remarks Unit Terminal Parts Method P 11 Fine LTR 1 Set test mode Power meter Rear ANT 1 0kHz Wide 50Hz Wide Narrow Select in tuning mode Deviation panel 0 75kHz Narrow L FLTR meter deviation meter filter Oscilloscope LPF 3kHz HPF OFF AF VIVM PIT O AG 2 C FLTR PTT O 3 H FLTR 12 1 Set test mode 3 0kHz Wide 0 2kHz Wide deviation Select DTMF in tuning mode 1 5kHz Narrow 0 1kHz Narrow Deviation meter filter LPF 15kHz HPF OFF 13 MSK 1 Set test mode 3 0kHz Wide 0 1kHz Wide Narrow deviation Select FMSK in tuning mode 1 5kHz Narrow Deviation meter filter LPF 15kHz HPF OFF 14 1 Set test mode 3 0kHz Wide 0 1kHz Wide Narrow deviation Select TONE in tuning mode 1 5kHz Narrow Deviation meter filter LPF 15kHz HPF OFF PIT ON uae C VIEWS 880 PLL VCO UNIT X58 4550 XX 10 KHK 11 2 2 12 K3 HK3 Component side view J72 0618 02 119 L105 2 MES eiusd ba LIE R108 0102 tg rh UP F i L106 PLL VCO UNIT 58 4550 10 KHK 11 2 2 12 K3 HK3 Foil side view 55 6
39. TK 880 H OPERATING FEATURES TOT reset time The transceiver has TOT reset timer This timer is the minimum wait time allowed during a transmission that will reset the TOT count TOT reset time causes the TOT to continue even after PTT is released unless the TOT reset timer has ex pired OST Operator Selectable Tone The transceiver is capable to have OST function and 16 tone QT DOT with max 10 digit name for each tone pair OST back up The transceiver is programmable the selected OST code is memorized or not If you set to Disable no memo rized the OST function always starts at off Direct OST It is possible to call OST number directory using key pad In this case keypad is used for OST then auto PTT store and send functions by keypad are not usable Clear to transpond The transceiver waits the transpond of 2 tone DTMF if channel is busy until channel open This feature prevents the interference to other party 5 Option Signalling 5 1 DTMF 2 Tone Built in DTMF decoder is available for option signalling Built in 2 tone decoder is available for option signalling It is possible to use individual call group call D B D Dead Beat Disable D B D is used with DTMF only If the option signalling matches a predetermined action will occur If option signalling matches on a group channel which is Set
40. ernal serial interface output switch input Received signal strength indicator input GND Low speed data input RXCOM1 ernal serial interface input 5V LD AFMSKE L unlock detect input MSK modulation enable Enable active H 5V Shift register data strobe output TX RX unit B 2 TXD Serial interface output Hook input Serial interface input hift register data strobe output unit A 2 MSK data output AF IC data strobe output 33 TK 880 H SEMICONDUCTOR DATA Shift Register BU4094BCFV Terminal function TX RX unit A 2 IC7 Terminal function TX RX unit B 2 IC508 Function Strobe Data Clock Horn alert H ON L OFF ed LED H ON L OFF Auxiliary A ON L OFF een LED H ON L OFF HL RF power switching H High L Low Function ey back light H ON L OFF TIMOFF Timed power off H Power off CODE3 Option board data 1 H ON L OFF IC mute H Mute L Unmute GND O O AJOJN NC Public address 2 H ON L OFF Wide Narrow switching BSHIFT Beat shift H ON L OFF H Vida L Nafrow KEY TX power switching H TX L RX Trunked system busy T R X RX switching H RX L TX Not busy L Busy Public address 1 H ON L OFF 3 4 Option board data 1 H ON L OFF 5
41. the call indicator can be pro grammed to light for each OT DOT code It keeps flash ing while a call is being received It is turned off by pressing any front panel key Free system ringback This feature is available only when a telephone intercon nected ID code is selected If a busy tone sounds when the PTT button is pressed the transceiver enters this mode au tomatically When the PTT button is released a beep sounds for 400ms to indicate that the mode has been entered If the scan is it is resumed the SCN mark goes on When any repeater becomes available a ringing tone sounds and this mode ends The mode is terminated when the system group scan PTT key is changed System search This feature can be programmed to automatically access other programmed systems when the selected system can not be accessed If an intercept tone sounds when the PTT button is pressed after setting the mode the transceiver has entered the mode If the group ID is a telephone interconnect ID the trans ceiver then attempts to access in succession other sys tems that have a telephone interconnect ID in the revert group location If the group ID is a dispatch ID the trans ceiver attempts to access other systems that have a dis patch ID programmed in the revert group location If there is no system to be accessed an intercept tone sounds the mode is terminated and the transceiver returns to the first system If the a
42. 05 ERRITE CHIP TK 880 H PARTS LIST TX RX UNIT X57 6450 XX Desti nation Desti nation J HK2 1252 0 OHM HM 00K Address Parts No Description Address 2 Description RK73GB1J221J R92 1252 05 RK73GB1J392J RK73GB1J470J RK73GB1J101J Ca od CS 0 OK 2 GB1J223J 2 73GB1J101J 73GB1J101J R GB1J104J R RK73GB1J222J R R 1215 05 FB2A223J FB2A472J FB2A103J 92 1252 05 73GB1J473J C2 o C29 C3 C3 C3 RK73GB1J221J RK73GB1J153J RK73GB1J333J R92 1252 05 RK73GB1J473J RK73GB1J821J R92 1252 05 R92 1252 05 GB R GB R GB GB1J2R2J GB1J472J 92 1252 05 73GB1J331J 73GB1J473J K73GB1J152J 73GB1J331J R92 0670 R92 1252 RK73GB1J R92 1252 0 R92 0670 0 R92 1252 05 R92 1252 05 RK73GB1J473J R92 0670 05 RK73GB1J470J R92 0679 0 R92 0670 0 R92 0670 R92 0670 0 RK73FB2A4 RK73GB1J472J R92 1252 05 RK73GB1J392J R92 1252 05 RK73GB1J473J RK73FB2A4 RK73FB2A RK73FB2A102J RK73FB2A271J RK73FB2A100J T 73GB1J103J K73GB1J102J 73GB1J472J 73GB1J472J 73GB1J472J RK73FB2A100J RK73FB2A390J 73FB2A102J 73FB2A102J 73FB2A271J K73GB1J221J 73GB1J392J 73GB1J392J K73GB1J1
43. 5 7p 820p No No No No 470 1000 1000 1p 1p 0 014 470 No 72 c YY XU T E G K M EM EY s 880 SCHEMATIC DIAGRAM Ma1 x gt c n c c OO Oe Oe CRF TAm Note Components marked with a dot
44. B30 2171 D D B72 1627 2 DEL NAME PLATE C1 15 B72 1675 14 DEL NAME PLATE C16 B72 1676 24 DEL NAME PLATE C18 B72 2018 04 DEL NAME PLATE C19 B72 2019 04 DEL NAME PLATE 73GB 0507 1 0507 1 GCH GB PC P TAN P TAN PC PC N M e N Ni E30 2145 15 ANTENNA CABLE E30 3339 05 DC CORD ACC E30 3340 05 DC CORD RADIO E37 0789 05 FLAT CABLE CONT TX RX E37 0790 25 LEAD WIRE WITH CONNECTOR SP GB GB GB F12 0435 04 CONDUCTIVE SHEET F20 1192 04 NSULATING SHEET F51 0016 05 FUSE 64530 10 F51 0017 05 FUSE 64530 15A F51 0017 05 64530 15A 2 C9 Co t G02 0791 04 FLAT SPRING AF APC AVR G02 0841 14 FLAT SPRING G10 1221 04 FIBROUS SHEET SIDE G10 1222 14 FIBROUS SHEET UP DOWN G10 1223 14 FIBROUS SHEET HELD CASE rH Co CB Cc 3 1468 04 0 C CORD 3 1839 04 0 HIELD 3 1873 04 0 P 53 0796 04 HONE JACK 0 6618 12 POLYS E D FIXTURE F 0 6619 12 POLYS E D FIXTURE B 0 6628 02 POLYS EF D FIXTURE B E E 0 6628 02 PO D FIXTURE B 0 6629 02 POLYS D FIXTURE F 0 6629 02 POLYS EF D FIXTURE F 2 1391 03 25 0720 04 PRO BAG 200X350 52 1373 02 TE CASE 52 1482 02 TE CASE Ch WP I 52 1482 02 TE CA
45. Compander MIC amplifier ALC Modem AF filter IDC Oscillator RX Inverter TX ST H time on Analog switch MO DEO EMG MI switch Oscillator TX DTMF decoder DTMF detection TX RX switch TX ST H time on Shift register LR LG KBLC MM1 T R KEY BSFT PA2 output TX RX switch Q102 off time on Buffer amp Reset Power on time L output RX VCO Flash ROM TX VCO CPU RX VCO EEPROM TX VCO 5V AVR 5C TX RX unit B 2 Buffer amp HSD Buffer amp MIC IC mute M H and MM1 H time mute on AF mute EY H time mute on oise amp nverter PA2 H L switch LED switch LG H time on Busy time green on LED switch LR H time on TX time red on Clock switch shift BSFT H time clock shift on FSW swtich FSW L time foot switch on Key backlight switch BLC H time on Key backlight switch BLC H time key backlight on Keybacklight switch 36 Modulation PARTS LIST TK 880 H CAPACITORS CC 45 TH 1H 220 J Color Capacitor value 1 2 3 4 5 6 CE4 010 1pF 2 2 0 22 1 Type ceramic electrolytic etc 4 Voltage rating 00 10pF Multiplier 2 Shape round square ect 5 Va
46. MM LOK DTC TXS FSW Connect CN6 of the radio to connector C of the KCT 19 instead of to the internal speaker connector if use external speaker TK 880 H INSTALLATION 1 3 Data Equipment Connection The jumpers must be set to either one for each function Otherwise the radio will not work properly AHK BUSY R18 00 Function No System busy output indicates if no repeater channel is available in the currently selected LTR system when PTT is pressed active low Default MIC hook input ME AM R167 00 Function No Speaker mute input active high Default MIC ground MI TXS R24 00 Function No Transmitter sense output active high Default Internal MIC input LOK AM Function Audio mute signal input Link complete pulse output Default Function Link complete pulse output Data channel low Default Data control channel signal input Transmitter sense output active high Foot switch input active low R51 xo 206 R18 ER ioi rc R64 TX RX unit A 2 Foil side view L JR5 R84 TX RX unit 2 Component side view Note The following parts are not installed at the time of shipping R5 R13 R18 R24 R51 R84 R167 2 Accessory Terminal 2 1 Terminal Function Function Detect signal output Output level 250mVrms standard m
47. SURGE ABSORPTION 0503 508 509 25 4617 5 7 0510 2804619 4 0511 DTA144WE 0512 515 DTC114EE 0513 2SC2873 Y D504 D503 0504 13 52V sad I x I x 1C501 503 TA75WSS8FU J C502 TC75WS1FU 4 IC504 TC35453F x TXAI m N 1 711 1C506 BU4066BCFV P TXAO BUFFER AMI 1C507 LC73872M C508 BU4094BCFV x has 1 509 RH5VL42C Q gt 10510 AT29C020 90T ENDO W29C020C90 12508 16511 30622M8A 4F9GP 4 502 2 ENT 1 711 804094 1512 AT2408N10S12 5 eR510 TC75WS 1FU n if n H cm TA75SO1F 16 1C513 TA78LOSF 1 5 1 7 10 711 TA75SO1F 53 x501 m 2 gt 3 579545 2 22 3 vis Sec ilo X57 6450 XX oo insa nee An Ose 5 10 K T R720 R721 a r mE ne slo 2 ox C522 R531 68k 5 05V 3306 SFS REGISTER s un pre TU LECT 14 HK2 gn 0 10 47k 30622M8A 4F9GP 15 R566 47 R515 R519 C5157 94k 91 GPU D D 11 C516 1 504 7 ootu TC35453F A copus AUDIO PROCESSOR I 3 B r DTMF 4 m DECODER NOs inc o 16507 s d LC73872M N x ne N le lt MIN M dese gt e LIMITER x lt ex 5 Due 2 a i4 Ne 6 1 5 17 n X x T E C712 2200p X502 1 512 RESET IC 76209 0520 9 8304MHz S IZN RH5VL42C TEE x 2408 10512 5 kel La 1 BUFFER
48. UMSO aieo ao g 9CL 10 Jac ac e gt N eH 3 3 gt 3 C38 m 5 8CL REZ 5 le LD C35 JER46 __ m BPO 6 MD TP1 cag m m M 043 CV 9 Fen 93 2165 E ii ac fa rh 8 x 5 g Oj ec ms 2 T E IM a i 5 RISI TELS BR 4 22 22 1 I D35 43 E Won zz am 3 A 6114 3 zr 615 g a Q2 Ar a 8168 B aR x m 757 o 8 mal OUT IN ico Ee E i m Rag C33 ea lt T C34 ur 13 RI S 62 14 side Connect 1 and 4 _ amp B 8 e e e s s 7 gt F c p E 880 H Board VIEW G 10 K 11 K2 La Ee 2l ja E xm Te 192021 OC e I uis 12 K L TX RX UNIT 57 6450 2 Component side view Foil side 13 HK 14 HK2 15 HK3 19 __4 E Hal T SSE als ZH oo jl gt Wu 96 90 022 100 0203 3 7H 06 120 223 11L D200 98 7 57 11R 024 0203 Ko a ne e Q301 116 09 12 D27 6D D205 118 Q302 11r Dll D
49. i 55 005220 H e o olyalyale SHORT 9 2 4 525 5 455 2SK508NV K52 9 9 5 5 x me me Os 1152 3 SSN x N ANR DE A 129 10 VCO 1 T 8 06V T 4 35V ZE oT ox N NS R 13 07 77 020 0 niao 2 R 0V PROTECTIONJ amp x 9 420 Ed x x Neg Vm A Seg veg s 41201 6 3 n 25 012 2 x N d DET MUTE x x T 12 50v 2SB1188 Q SEN SEN SEN SEN 2 31 1 09 5 10 1 9 E Zo t 8 77 N 0401 406 x OTN STS STS UTS 0 NJM2904V TA78L05F gt gt 9 x E oie 049 ITS 9 zl Q18 AS PE APC 270p 2 5 y yfo eee R70 7 a go mz e eQ13 M a 2SK1824 Oma m a TEMPERATURE T 7 95 9 1 3 8 1 re o IE 8 06 114 Bans r oT ame PROTECTION OUT IN 59 2 R 4 95 10 uF jo UTS t aL 2L L2 T 0 01V DTC114EE 8T SW CONTROL NUES s 2 UT CN7 SE T DC AMP 8 06V 8R SW CONTROL 8 06 4 M t t 5 A E 5 A 102 27p MO a 3 e Ble ao TE o 59v A NX CEA ala No FE 8110 8111 5 th eT ule Yio 172 0372 057 L W N SW y E ew T de
50. is used the PA Public Address function becomes available In this case the signal flow changes as follows L L L H H OFF H Audio processor Fig 16 PA switch Power Supply Circuit When the POWER switch on the TX RX unit B 2 is pressed the PSW signal goes low This signal is inverted by Q26 and sent to a flip flop IC IC15 This IC outputs a con trol signal when the PSW goes low When the power turns on pin 1 of IC15 outputs a low signal and O30 turns on The base of Q28 goes high O28 turns on SB SW Q27 turns on and power SB is supplied to the set This circuit has an over voltage protection circuit If a DC voltage of 20 V or higher is applied to the power cable D34 turns on and a voltage is applied to the base of Q31 This voltage turns Q31 on and turns Q28 and SBSW off This circuit has a TIMED POWER OFF TOF function which can be programmed by software It is controlled through pin 6 of IC7 When the TOF line goes high 022 turns on and then 025 turns on Pin 6 of IC15 goes high then pin 1 goes high to turn O27 off PSW TOF IC7 6pin Fig 17 Power supply circuit SEMICONDUCTOR DATA Microprocessor 30622M8A 4F9GP TX RX Unit B 2 IC511 Terminal function Name Function TK 880 H Function LSDOUT Low speed data output Common clock output TX RX unit A 2 HSDOUT HSDIN High speed data output High speed data input Not used DTMSTD
51. or the KPG 1B Modem GPS Controller 5 1 Installing the KCT 29 in the transceiver 1 Remove the upper cover from the transceiver 2 Lift the DC cord bushing from the chassis 3 Remove the pad as shown in Figure 5 4 Insert the KCT 29 cable into the chassis Q The wire harness band must be inside the chassis Replace the DC cord bushing Q Connect the KCT 29 to the TX RX unit A 2 as shown in Figure 6 6 Interface Cable KCT 31 Option The KCT 31 is a RS 232C interface cable for LMR mobile radios TK 880 880H The 9 pin D sub connector is connected to an external RS 232C terminal The other end of the cable is connected to the internal connector of LMR mobile radio Note You cannot write a firmware with the KCT 31 6 1 Features This KCT 31 has a RS 232C TTL level interface circuit This KCT 31 does not require an external power supply This KCT 31 can be used up to 9600 bps Compatible with an ER terminal of DTE that has the volt age 6V or more 6 2 Terminal function D sub connector Port name Function CD Carrier detect RD Receive data SD Transmit data ER Data terminal ready SG Signal ground DR Data set ready RS Request to send CS Clear to send AJOJN CI Ring indicator TK 880 H INSTALLATION 6 3 Installin
52. the master is sent to the slave While the slave is receiving the data PRO GRAM is displayed When cloning of data is completed the mater displays END and the slave automatically operates in the User mode The slave can then be oper ated by the same program as the master The other slave can be continuously cloned When the S key on the master is pressed while the master dis plays END the master displays CLONE Carry out the operation in step 4 to 6 Note Only the same models can be cloned together Cloning cable E30 3382 05 Fig 2 17 TK 880 H 18 REALIGNMENT 8 Self Programming Mode Write mode for frequency data and signalling etc Mainly used by the person maintaining the user equipment 8 1 Enter to the Self Programming Mode Delete R614 SELF Figure 3 in the TX RX unit B 2 and turn the power switch on while pressing the D key When enter the self programming mode SELF PROG is dis played Note This mode self programming mode cannot be set when it has been disabled with the FPU TX RX unit B 2 Foil side 8614 EJ 5
53. to indicate that this mode has been entered If the TEL ID is set for the revert system the TEL channel of that system is accessed If all TEL channels are busy an attempt is made to access the TEL channels of another system in which the TEL ID code has been programmed It is repeated for 60 seconds until the access succeeds If the access succeeds a dial tone returns from the repeater If the key is pressed again when the queue tone is sounding this mode is canceled If the access fails after 60 seconds a deny tone is output and this mode is terminated When the talk ends the revert system group returns When the scan mode is effective the scan resumes The Auto TEL feature can be pro grammed to turn on or off for each system ARO mode It affects Trunking mode only Automatic Repeat reQuest mode is a manner to minimize the air traffic of data communication Also it enables to occupy the trunking repeater channel fot the data communication pe riod 4 3 Conventional Format B TOT pre alert The transceiver has TOT pre alert timer This param eter selects the time at which the transceiver generates TOT pre alert tone before TOT is expired TOT will be expired when the selected time passes from a TOT pre alert tone B TOT re key time The transceiver has TOT re key timer This timer is the time you can not transmit after exceeded After TOT re key time expired you can transmit again
54. up with option signalling the option signalling indicator 3 will flash and option signalling will be released The transpond or alert tone will sound If the selective call alert LED is set up the orange LED will flash While option signalling matches or if option signalling is deactivated when you are transmitting you can mute or unmute ID OT DOT Carrier B AND OR You can select AND or OR for option signalling match conditions Alert Transpond QT DOT ID DTMF 2 tone Option matches Action OT DOT ID DTMF 2 tone Option matches Action AF mute open QT DOT ID DTMF 2 tone Option matches Action OT DOT ID Signalling only matches Action With OR set up alert transpond will not function with only DTMF Trunking format With OR set up AF mute will not release when only DTMF matches With a conventional channel not set up with OT or DOT only the carrier is considered when signalling matches Auto Reset If option signalling matches a group set up with option signalling option signalling is released After matching op tion signalling option signalling will temporarily reset auto matically Dead Beat Disable If the D B D code matches a predetermined action will occur Whether option signalling is activated or not when D B D matches on any channel the transceiver will become TX inhibited or TX RX inhibited While D B D is active if the D B D code code is received D B
55. you press this key a predeter mined DTMF ID End of TX will be sent automatically Display character This key switches the LCD display between the system and group number in trunking format and the group and channel name in conventional format Emergency Pressing this key for longer than the programmed Emer gency Key Delay Time causes the transceiver to enter the emergency mode The transceiver jumps to the pro grammed Emergency system and group in trunking format and the group and channel in conventional format and transmits for the programmed Active Time The transceiver disables mic mute while transmitting After finishing transmission the transceiver receivers for the programmed Interval Time The transceiver mutes the speaker while receiving Following the above sequence the transceiver continues to transmit and receive Function Pressing this key causes the transceiver to display FCN Then pressing a microphone key causes the corresponding programmed function to start This key may be convenient when using many functions with the micro phone 12 key keypad Group up down When the key is pressed each time the group number to be selected is incremented decremented and repeats if held for one second or longer Home channel Conventional format Press this key once the channel switches to the pre pro grammed home channel Home group Trunking format Each pressing of the key sele
56. 0 0 0 0 0 470 5 0 HK K2 HK2 K KK3 HK HK3 K2 HK KK3 HK2 HK3 KK3 HK2 HK3 K3 HK HK2 HK3 C272 C272 C272 C273 C273 C273 C273 C273 C275 C277 C277 C279 C280 C280 C280 C281 C281 C281 C282 283 C284 286 C287 C290 293 295 C296 C299 C303 304 306 C307 C309 C3 C3 C3 318 319 C320 C321 C322 C325 C326 330 331 C400 C414 C416 417 416 417 C417 C418 C419 C421 422 C421 422 C422 C427 428 C428 0429 GCH 555 05 FCH 565 GB1H102 GCH1H10 8 0 GCH GCH GCH1H040C GB1H102 555 05 GB1C104K GB1A224 GB1C 514 GCH 0550 GCH GB GB GB Co C ccc C92 0628 0 C93 0554 0 C93 0550 0 C93 0550 0 C92 0628 0 C2 C2 OOO Cy 222292 OQ Cy 2 C2 C9 OO C O0ccc 2 CJ C2 C2 6 0PF 8 0PF 2 3 0PF 4 0 0 010UF 000 000 820 2 0PF 3 0PF 4 0PF 470PF 470PF 3 0PF 22 0 047UF 4 0PF 6 8UF 000 8PF HK2 HK3 TK 880 H PARTS LIST TX RX UNIT X57 6450 XX Desti nation Desti nation 0 0100 HK HK2 C568 C92 0712 05 2
57. 12 Fig 3 9 Channel Setting Mode Each channel can be setup in its action mode by using the panel keys Pressing MON while SELF PROG is displayed will change to channel setting mode Press C to select a setup item then press GRP up down to change the selection By pressing B the displayed information is stored in memory and the next item appears By pressing C the displayed information is not stored in memory and the next item appears Press to return to the original display SELF PROG The setup items fro channel setting mode are listed be low Setup function Display Remarks 3 character Channel selection CH or GRP RX frequency RXF D Switches frequency on off A Changes the step value between 5kHz 6 25kHz 7 5kHz and 1MHz RX signalling D Switches between off OT and DOT A Switches between 1 step and standard SCNI Switches between DOT normal and invert TX frequency Same as RX frequency TX signalling Same signalling Scan del add Delete Add Busy channel lockout Yes No RF power High Low Beat shift Yes No Wide Narrow Wide Narrow 9 1 Flow Chart Self programming mode Channel setting mm mode frequency RX signalling m Channel selection Group selection TX signalling lo
58. 13 HK 14 HK2 15 HK3 Component side view Foil side 2 e 6 X 5 1 1 alu 2 7 7 m g i TN 3 e zs 67 7 E 5 20e 3 W 3 6 vo 1 Tear 8 U 5 in 3 9 1 1 9 m F R5 e 8 N 5 T 4 9 e N 575 708 e 4 D e 547 E u 7 6 1 C ee 551 Ps E 3 i 5 5 5 e x 5 5 9185 Deo B in 5 6 __ ES 6 a e HOOK gt SIS 5 X502 6 50 5 eee 5 SIE amp e 6 M SCN 7 o Address Ref No Address Ref No Address Ref Address Ref No Address Ref Address Ref No Address Ref No Component side 7 Pattern 1 Pattern 2 Pattern 3 Pattern 4 Foil side 8 Connect 1 and 4 2502394 DTA114EE 2SC2412K 2581132 2SC2954 2SA1641 2SC4081 DTC314TU DTC114EUA LA4422 TA75W558FU DAN202U TA78L05F DTA144WE 2SC3722K 2SB1188 2SC3357 DTC363EU 9 DTC114EE 2SC4215 2SC2873 out QUT A 144 2SC4226 B DTD114EK 2SC4617 x 2541362 2SC4619 4 2 IN 2SC2059K 25 5110 Bc ono C 10 B ___ DA204U MA742 2SK508NV 2SK1824 TC4013BF BU4066BCFV M62363FP TC4S66F AN8009M W29C020C90 AT29C020 90TI S AU27AH 2408 10512 5 DA221 3 S AU27AL DTA114YU 2 1 D 1 2 S AU27AN 5 88 5 1 2 11 3 3 G E 5 4 1 12 TC35453F GN2011 SA7025DK RH5VL42C BU4094BCFV TA7808S NJ M2904V 75WO1FU TA75SO1F
59. 1H471K E K73GB1E103 H 73GB1H102K E H 73GB1H102 K73GB1E103 C73GCH1H050C C73GCH1H050C K73GB1E103K 73GB1H102K Cy a OQ Oa OOO 16269 73GB1H C73GCH 73GB1H C73GCH 73GB1H CC73GCH1H070D CK73GB1C104K CC73GCH1H101J 92 0585 05 CK73GB1H471K C163 C gt C2 92 0628 05 73GB1H102K C73GCH1H270J T3GB1C 73GB1E103K CK73GB1C CC73GCH1H100D 92 0004 05 OUF K K3 C92 0513 05 3UF K2 HK C92 0565 05 8UF HK2 HK3 Cy Co c3 C C CD CD C2 BD C2 lt 92 0516 05 92 0628 05 CK73GB1C104K CK73GB1H471K 92 0523 05 92 0038 05 CK73GB1H102K 78 179 CC73GCH1H220J 95 198 CK73GB1H102K HK2 HK3 C200 CK73GB1H102K CK73GB1H471K CK73GB1E103K C92 0543 05 CK73GB1H102K C92 0712 0 C201 CC73FCH C204 CK73GB1 C205 206 CC73G C207 CC73 C207 CC73 u 73GB1E T3GB1C 92 0543 0 73GB1H 92 0628 0 207 CC73 C209 CC73 C20 CC73 C2 CC73 C2 CC73 T3GB1C 73FB1 73GB 73GB K73GB C211 CK73G C2 CC73G C213 CC73G C2 CC73G C2 CC73G C OU 7 1 K73GB 73GB 73GB 7
60. 2 gt O gt v TC75W51FU DEO SP 8 HSDI LD LSDO DTCLK BSFT MM1 HEDI COMPA DEO P COS DTSTD DTDAT HSDO lt BATOR ice don 1 EE he pina parre oma F MO AFRDT KEDI RSI 12507 d gt CODEL T AFRTM gt te oe EN DAT LCT3872M MB C se ___ OUT LINE TXCOM1 RFCLK lt 4 gt copE2 AM SP OSCI lt 2611 gt amp lt gt sB 027 ue DTAL44WE DTDAT lt DTMF RXCOM2 lt OUTPUT TA75W558FU IC14 3 1641 8 T SE 11 FSW IGN gt gt 2 CIGN EXPANDER TAT808S lt DECODER 53 5 D TCLK GB 1 210 k B 58 Z BR DTCi14EE acs m 981 28C4617 8 B 12 RAN lt GU TX RED x LR KEY gt 11 B 4 2508 16503 1 2 KEY 9 DTC1148E Sw 4617 8 TA75W558FU 28413621 AFSB POLY DS11 172 MAT42 2804617 ck gt y 9 lt aver gt NOISE NOISE NOISE DT gt 98 m ASQL lt E DT D24 sc DET AMP AMP niet Angaben MINISMDCOTS e Rssr lt 6 Welch 926 1015 p lt 2 DTC114EE TC4018BP N tgsa gt O zs EN TATSLOSF a D510 k BUSY GREEN p 5 TAR PROTECTION Hsc119 mu sd EP gt is PSW D511 2 2 resis zm b 5c E eK 1C6
61. 2 1252 05 5K R683 GB1J103J CH 701 73GB CH OK R702 7368 CH TK R705 706 RK73GB CH 0 R710 711 RK73GB CH R R R R R584 R92 1252 05 R585 586 R587 2 1252 05 R588 R589 2 1368 05 R712 713 RK73GB CH R714 RK73GB CH R716 GB CH R718 GB CH R719 GB CH R590 600 02J R601 603 1368 05 R608 610 02J R611 1252 05 R612 R720 GB1J683J CH 68 R721 GB1J334J CH 330 R722 FB2A680J CH 68 R723 252 05 CH 0 OHM R724 GB1J562J CH 5 6K 3 R725 GB1J332J CHIP R 33K J 4 R615 6 7 R726 727 252 05 CHIP R 0 OHM VR1 R32 0656 05 SEMI FIXED VARIABLE RES VR1 R32 0656 05 SEMI FIXED VARIABLE RES VR1 R32 0668 05 SEMI FIXED VARIABLE RES R6 618 R619 R620 R621 R622 623 R624 D1 6 HSB123 D7 020220 2 08 9 HSB123 D11 DAN202U D12 14 SB123 100 ENER DIODE 100 100 100 R625 627 R628 629 R630 R631 R632 016 55355 017 58123 020 55355 021 2DZ5 6 X Y D22 23 AN235E 100 100 100 ENER DIODE 100 T R633 R634 R635 R636 637 R638 D24 INISMDC075 02 D26 355 027 SM88AS D28 20215 030 SM88AS lt ARISTOR 100 100 DIODE 100 C C lt gt CD lt gt 639 R640 R64 R642 R643 155355 032 2278 100 034 020218
62. 2 DTC114EUA D21 02DZ5 6 X Y D34 02DZ18 X Y D203 206 1Sv280 D401 MA2S077 29 31 401 403 015 2SC2059K P 027 2SA1641 S T K2 HK HK2 HK3 1C7 8 BU4094BCFV IC45 TC4013BF N Q104 105 2SC4081 X57 6450 XX TX RX UNIT A 2 022 23 DAN235E D35 MA742 D207 DA204U HK HK2 HK3 07 28C5110 0 016 24 DTC144EE 0201 203 204 25 3357 9300 25 4215 1C9 12 TA78LOSF 1 200 GN2011 0 1 2 3 4 5 0106 25C4226 R24 1 C322 A1 X58 4550 XX VCO X58 4550 XX 270 R305 40k C300 E m 2 2010 2 s R102 R103 R104 81065112 113 104 105 107 111 C1 15 C114 115 116 118 121 c124 7 i x PLL SA7025DK ES ALO ARSI 10 K HK 68k 100 100 150 180 5p 1 5p Sp 9p 0 5 RE AME 299 260 R204 N a S e R301 1k 1 L302 yje j ojan 1 R117 100 3 11 K2 HK2 100 68k 150 150 150 150 5 4p 4 1 5p 2 5p 2p 4p 2p 8p 0 75 TI 0402 2 ES x vDD N 1k z 1 12 K3 HK3 100 1k 100 10 180 180 13p 13 10p 5 1 4 10 10 7 5p 0 75 Q202 0204 Q205 L219 5 be 2 1 R302 4k 20 T 8316 R348 de P P 2SC4093 R27 2503357 254 xR205 1 R402 ac oT Oe S 529 o gt ria m R425 245 5 m PE R303 1k 3 s
63. 207 LPF D209 210 AMP BPF 200 MIX with the first local signal by IC200 then converted to the first IF signal of 44 85MHz The first local signal passes through an LPF and an attenuator to eliminate unwanted harmonics components and implement the optimum input level to the mixer then enters IC200 A DBM is used as a mixer to achieve a high potential The signal output from the mixer is amplified by an inter mediate frequency amplifier and input to two MCFs XF1 The signal is amplified by another intermediate amplifier and goes to the FM IF IC IC11 The first intermediate fre quency signal is mixed with the second local signal of 44 395MHz to produce the second IF signal of 455kHz The unwanted near by signal components are then elimi nated by a wide ceramic filter CF1 or a narrow ceramic fil ter CF2 and the resulting signal goes back to the FM IF IC The signal is quadrature detected in the IC to produce an audio signal which is amplified by a DET amplifier 2 and output to the TX RX unit B 2 Wide Narrow Changeover Circuit The W N port pin 11 of the shift register IC7 is used to switch between ceramic filters When the W N port is high Q24 turns on and the ceramic filter SW diode D22 D23 CF1 turns on to receive a Wide signal At the same time Q16 turns on and one of the filters is selected so that the wide and narrow audio output levels are equal When the W N port is low O23 turns on and t
64. 28 0206 11 0 m pi 12m 030 D207 7H 9402 so 13M 081 209 5 oss Dua 032 so pan eo Dr pue pss so 12 05 105 019 40 032 1y 02 130 217 ase 035 12N 0212 ec 1 12 9L 06 108 020 5M 0201 10 03 130 020 037 0213 ici3 07 921 7 0202 76 pa 130 021 or 214 118 2215 12 2401 6E D E F G H K L M N Q R 5 TX RX UNIT X57 6450 XX B 2 10 K 11 K2 12 K3 13 HK 14 HK2 15 Component side view PC BOARD VIEWS 880
65. 2UF 6 3WV 0 0100 C569 CC73GCH1H470J 47 J 470 K HK C570 571 CK73GB1C 10U 470PF K HK3 C572 CK73FB1H5I 0 056 J K2 K3 C574 CK73GB F Address Parts No Description Ref Address Parts No Description 73FB1E103K 73FB1E103K 73GB1H471K K73GB1H471K C73FCH1H220J OOD QO C73FCH1H220J C73GCH1H220J K73GB1C104K 73GB1H471K C73GCH1H221J HK3 C575 FB1 C576 GB C577 GB C578 GB C579 73GB C2 20 62 69 73GB1H471K 73GB1C683K H C580 73GB C 73GB1E123K C H C581 73GB 582 583 K73GB C584 73GB C592 73GB 73GB1C104K CK73GB1H222K 92 0507 05 CK73GB1H103K CK73GB1H471K CK73GB1H102K CK73GB1H152K C593 73GB 594 585 C73GCH C596 C73GCH C597 73GB 598 599 C73GCH H H H H K73GB1C104K 73GB1H103K 73GB1H102K 92 0507 05 C73GCH1H121J C600 601 K73GB1H C602 73GB1H C603 73GB1C C604 92 0560 0 C605 73GB 73GB1C104K 73GB1H103K K73GB1C104K 73GB1H103K 73GB1C104K C60 CK73GB1H C60 CK73GB1H C60 CK73GB1H C C K73GB1H 92 0606 05 73GB 73GB 73GB 73GB 73GB CK73GB CK73GB CC73GC CC73GC 622 623 CK73GB c SP 73GB C73GCH K73GB 73GB C73GCH1H27 C624 CC73GC C625 C C626 C C627 C C628 C C73
66. 3GB C2 CK73GB1H C2 CK73GB1E C2 CK73GB1H C2 CK73GB1H C220 221 CK73GB1H C3 CD CS TK 880 H TX RX UNIT X57 6450 XX Parts No Description PARTS LIST Desti nation Ref No Address Description Desti nation CC73GCH1H070D CC73GCH1H050C CC73GCH1H070D CC73GCH1H101J CC73GCH1H101J CK73GB1H47 CK73GB1H47 CK73GB1C104 CK73GB1E103 CC73GCH CK73GB CK73GB CC73GCH CC73GCH CK73GB CK73GB CK73GB CK73GB CK73GB CC73GCH CC73GCH CC73GCH CK73GB1 CK73GB1 CK73GB1 CC73GCH CK73GB1 CC73GCH CC73GCH CC73GCH CK73GB CK73FFIC CC73FCH CC73FCH CK73GB 092 0719 CK73GB CK73GB CK73GB C92 0719 CK73GB1H CK73GB1C 93 0556 0 93 0552 0 93 0550 0 93 0552 05 C93 0603 05 CC73FCH1H020C CC73FCH1H040C CC73FCH1H040C 93 0554 0 93 0555 0 93 0556 0 93 0557 0 C93 0550 0 C93 0551 05 93 0553 05 93 0557 05 93 0552 05 93 0555 05 c 3 3 27 OD C gt 42 7 0 5 0P 7 0 100 100PF 470PF 470PF 0 10UF 0 010UF 5 0PF 470 470 2 0PF 2 0PF 470PF 0
67. 53J 73GB1J223J K73GB1J104J 73GB 73GB GB GB 73FB2A272J 73FB2A273J K73FB2A273J 73GB1J223J 73GB1J100J GB GB K73GB 73GB 73GB C C lt gt CD C2 I 73GB1J223J 73GB1J104J 73GB1J153J 73GB1J473J R92 1214 05 GB1J 252 GB1J 1252 K K2 K3 1252 HK2 HK3 R92 1214 05 R92 1261 05 RK73GB1J473J RK73FB2A100J R92 0670 05 GB GB GB TK 880 H PARTS LIST TX RX UNIT X57 6450 XX Desti nation RK73GB1J470J R422 R92 1252 05 RK73GB1J270J R425 R92 1252 05 RK73GB1J152J R450 R92 0670 05 RK73GB1J101J R501 RK73GB1J472J RK73GB1J471J R502 RK73GB1J184J Desti nation 0 OHM HK 0 OHM K2 HK 0 OHM 47K Ref No Address N Parts No Description Parts No Description 2 C9 Co 3 CO RK73GB1J22 R503 GB1J223J RK73GB1J100 R504 GB1J184J RK73GB R505 GB1J102J RK73GB R506 1252 05 RK73GB R507 508 GB1J154J BOB C3 RK73GB1J R509 GB1J103J RK73GB1J R510 GB R92 0685 0 R511 73GB1J102J R92 0685 0 H R512 73GB1J122J R92 1252 0 R513 05 RK73GB1J474J R5 G 02J R92 0685 0 H R5 D R92 1212 0 R5 G 02J R92 1252 0 R5 03J R92 1252 0 R5 333D R92 0670 05 R519 D RK73GB1J560J R520 683D RK73GB1J102J R521 05 R
68. 69H M68769SH 2 M68769L HK3 RF AMP 2562954 K K2 K3 2SC3357 HK HK2 HK3 Fig 6 Transmitter system 29 TK 880 H 30 CIRCUIT DESCRIPTION Unlock Circuit During reception the TR signal goes high the KEY signal goes low and 010 turns on O11 turns on and a voltage is applied to the collector BR During transmission the TR signal goes low the KEY signal goes high and 013 turns on Q12 turns on and a voltage is applied to 8T The CPU in the TX RX unit B 2 monitors the PLL IC300 LD signal directly When the PLL is unlocked during trans mission the PLL LD signal goes low The CPU detects this signal and makes the KEY signal low When the KEY signal goes low no voltage is applied to 8T and no signal is trans mitted 8C PLL PLL lock t 1 LD H J X RX UNIT B 2 Fig 7 Unlock circuit Power Amplifier Circuit The transmit output signal from the VCO is amplified to a specified level of the power module 400 by the drive block Q202 Q204 Q205 The amplified signal passes through the transmission reception selection diode D209 and goes to a low pass filter The low pass filter removes unwanted high frequency harmonic components and the resulting signal is goes the antenna terminal Circuit automatic transmission power control circuit detects part of a power module output with a diode D27 D30 and applies a voltage t
69. 726 0102 8109 6122 5 nm Rok I 2 L105 6119 C115 E Component side J72 0618 02 Foil side 58 B D E F G H K L M K 880 H PC BOARD VIEW TX RX UNIT X57 6450 XX A 2 Component side view NES TREE TRES ni RESTER 1 10 11 K2 12 K3 13 14 HK2 15 HK3 IC400 2 Component side Pattern 1 Pattern 2 Pattern 3 5 4 3 2 1 Pattern 4 3 side l l i J 72 0802 12 A 2 5 C448 j C273 x 1 l SP cN E 5 5 Q a 5 L220 5 5 g L222 8 2 N imi r4 a i m 4 m 38 J A RL 6 L223 Danse E am 3 a 5 Je 2 ama Prp Ig R112 Su z D401 R120 EL URS 5 gt p 9 9 C432 9 m 5 139 muU i Q13 5 d lm Be Sg alte 5 EO 29 3 P R99 i8 o ib 8r Q401
70. 8105 4422 A31136F 25 4093 27 25 3357 K2 HK 2SC3357 HK2 HK3 2SC3357 K K3 2SC2954 1 KK3 78105 AN8009 A7808S C4013BF GN2011 0 2SC4215 Y 2SC3722K S DTC114EE DTC314TU DTC144EE SA7025D 25646175 68769 DTC144EE L 68769 25 4617 5 68769 2564619 S AU27AH DTA144WE S AU27AL DTC114EE S AU27AI 2SC2873 Y JM2904V DTC114EE PLL VCO 58 4550 11 K2 HK2 12 CK73 CC73 CC73 CC73 CC73 A75W558H TC35453F BU4066BCFV LC73872M BU4094BCFV H471K HO60B 080 130 050 470PF K PC 6 0PF PC 8 0PF PC 5 0PF gt OOO C C3 C3 Cy C2 CJ UJ CO CD RH5VL42C AT29C020 90TI W29C020C90 30622M8A 4F9GP 2408 10 12 5 e CC73 CC73 CC73 CC73 CC73 0 0 cy c gt C lt gt lt gt gt A78L05F 75501 25 1824 25 2412 5 D114E CC73 CC73 CC73 CC73 CC73 PC PC PC PC PC CO CO CD C CO CO Oc 4 10 0 C363EU 4YUA 4 CC73 CC73 CC73 CC73 CC73 PC PC PC PC PC
71. 880 25W TK 880H 40W Spurious and Harmonics 70dB Modulation tc td tee Wide 16KOF3E Narrow 11KOF3E eiit etr rrt Wide 50dB Narrow 45 Microphone Impedance 6000 Audio Distortion 1096 or less at 1kHz Frequency Stability 2 5ppm from 30 C to 60 Channel Frequency Spread 40 27 30MHz Specifications are for K U S A models only 83 TK 880 H KENWOOD CORPORATION 14 6 Dogenzaka 1 chome Shibuya ku Tokyo 150 8501 Japan KENWOOD SERVICE CORPORATION P O BOX 22745 2201 East Dominguez Street Long Beach CA 90801 5745 U S A KENWOOD ELECTRONICS CANADA INC 6070 Kestrel Road Mississauga Ontario Canada L5T 158 KENWOOD ELECTRONICS DEUTSCHLAND GMBH Rembr cker Str 15 63150 Heusenstamm Germany KENWOOD ELECTRONICS BELGIUM N V Mechelsesteenweg 418 B 1930 Zaventem Belgium KENWOOD ELECTRONICS FRANCE S A 13 Boulevard Ney 75018 Paris France KENWOOD ELECTRONICS U K LIMITED KENWOOD House Dwight Road Watford Herts WD1 8EB United Kingdom KENWOOD ELECTRONICS EUROPE B V Amsterdamseweg 37 1422 AC Uithoorn The Netherlands KENWOOD ELECTRONICS ITALIA S p A Via G Sirtori 7 9 20129 Milano Italy KENWOOD IBERICA S A Bolivia 239 08020 Barcelona Spain KENWOOD ELECTRONICS AUSTRALIA PTY LTD A C N 001 499 074 16 Giffnock Avenue Centrecourt Estate North Ryde
72. 92 1252 05 R522 D RK73GB1J103J R523 54J Cy es Cy ey RK73GB1J R524 J274D R92 1252 R525 334J RK73GB1J R526 G 54J RK73GB1J R527 03J RK73GB1J R528 G 53J 22229 RK73GB R529 RK73GB 530 RK73GB R531 RK73GB R532 RK73GB R533 CBO OOD RK73GB1J R535 RK73GB1J R536 R92 1252 R537 538 RK73GB1J R540 RK73GB1J R541 R92 1252 0 R542 R92 0670 0 R544 R92 0670 0 R545 R92 0670 0 R546 R92 0670 0 R547 R92 0670 0 R548 R92 0670 0 R550 R92 1252 0 R551 RK73GB1J394J R552 R92 1252 05 R553 RK73GB1J R554 RK73GB1J R555 R92 1252 R556 RK73GB1J R558 RK73GB1J R562 RK73GB1J R564 RK73GB1J R566 R92 1252 05 R567 R420 421 R92 0670 05 R568 R422 R92 1252 05 R569 TK 880 H PARTS LIST TX RX UNIT X57 6450 XX Desti nation Desti nation OHM R677 GB1J223J CH 00K R678 GB1J103J CH 7K R679 FB2A390J CH OK R680 FB2A222J CH 7K R682 GB1J473J CH Ref No Address Parts No Description Ref No Address Parts No Description R571 572 R92 1252 05 R573 RK73GB1J104J R574 RK73GB1J473J 575 RK73GB1J103J R576 RK73GB1J473J R577 579 73GB1J153J 2 1252 05 R580 K73GB1J103J R581 73GB1J472J R582 R9
73. C2412K 8 aza a iE P 5 lt 5 IPPLE DTC114EE gt lt 10401 16 BMHz FILTER NJM2804M Q401 MIC PTT O DTC114EE H L v sc d pc PROTEE POWER sade lt MB MD sw SW 101 9855553 asot 2 amp 28C2418X 8 021 VRA DTC314TU Pei S MIC act lt RIPPLELe 2 HRS DC FILTER MIC gt 16506 AME BU4066BCFV LOKZAM gt x DTA114EE 1 1 L 50 D507 CH DAN202U gt TAT5WOLFU US xt O 3 HO0K RXD 5c __5 LOK DTC TXS PSW O BEL MIC 16510 MM gt sw I 12508 AT28CO20 10T1 sc 455kHz RHSVL42C RD mE 222 235 DEO gt INVER 9507 S TCi44EE M RESET 5528 ELASH MMi 024 EU CUI icu 2564619 MATA2 CF2 Li 9 8904 MHz ROM TXU HOR gt 455kHz fe 20 67 a RESET BSFT LIMITER 608 gt ___ 0 4 cr I BLC BAR EMGMI SB O DTC114EE DTC114EK NARROW m EMGMI Xin AT2408N10812 5 MICIN HOR Oniy HK J HNC ease Sl dai 16200 0203 XFI ais 5c 1011 932 teativa 642011 28C3357 44 BSMHz 2sC2059K P TASL136FN 2SK1824 TATSWBSSFU Y 5 2863357 BYT 2 L203 c s Pas
74. D will disactivate When D B D matches transpond will function Alert will not be output and option signalling match icon will not ap pear 5 2 MSK Built in MSK FleetSync Fleet ID decoder is available for option signalling When the group ID Carrier matches squelch remains muted while the station waits for reception of proper MSK signal When MSK signal matches squelch unmutes AND OR AND QT DOT ID MSK to unmute MSK matches alert tone OR QT DOT ID to unmute MSK matches alert tone 6 Alphanumeric Two way Paging Function FleetSync General The Alphanumeric Two way Paging Function FleetSync is a KENWOOD proprietary protocol It en ables a variety of paging functions ID Construction A radio unit ID is defined by a combination of 3 digit Fleet and 4 digit ID numbers Each radio unit must be assigned its own Fleet and ID numbers B PTT ID A pre programmed unique ID own can be sent at the beginning of transmission and or the end of transmission to identify which radio unit is on air When selecting sel for MSK ID the radio calls the spe cific Fleet user the same as selective call 11 TK 880 H OPERATING FEATURES Selective Call SELCALL This is a voice call to a particular individual or group of stations Example of call types 100 ALL Group Call All the units whose fleet number is 100 are called 100110001 Individual Call The unit whos
75. E 0 M TXD4 R11 Tk HOR SW vins c un ST HH oria rua 3 13 bs 24 1000 402 Q403 HOR SW CONTROL 5 38 meo a 04 DTC363EU N m 0 so i 028 30 31 a T I DTC114EEj4 DTC114EE DTDA144EK R60 9 YN 579 wey IC45 9 X Nc m th 031 SB Sw CONTROL TXD1 5 m TC4013BF N 2 4 7 DTC114EE T uo S FLIP FLOP RXD4 SE TE GME 011 CODE2 CODE1 13 2 EM m DAN202U n y R134 47k LOK 13 28V 13 33 1 PSW ON OV Z C400 A1 0200 0212 0213 0214 0215 0401 0402 0406 0205 vR4 14 L200 L203 L207 20811209 121411218 1219 R62 R67 R120 R122 R127 R135 R139 R201 R202 R203 R204 R205 R206 R214 R227 R245 R252 6255 8256 260 314 201 422 425 c55 c58 C110 C135 C148 158 159 c473 201 207 209 C210 C213 C214 C222 C223 C224 C225 C237 C235 C245 C227 c251 C254 C265 C266 268 C269 c270 c271 C272 C273 c277 C280 281 290 299 400 414 C4176 C418 C4214 C427 C428 C432 C434 C435 10 S AU27AM K3 58 4550 10 5 88 5 NO NO NO NO NO No 25 2954 50k 100 82n L79 1585 05 L79 1585 05 No 10n 68 10n 220 100 4 Zk 3 9k 27k 150 1 2 0 NO 4 7 1k 10 10 ik 0 NO 27 1 24 No 42k 0 o 2p 470 150 1000
76. ICENSING REQUIREMENTS Federal regulations require a station license for each ra dio installation mobile or base be obtained by the equip ment owner The licensee is responsible for ensuring trans mitter power frequency and deviation are within the limits permitted by the station license Transmitter adjustments may be performed only by a li censed technician holding an FCC first second or general class commercial radiotelephone operator s license There is no license required to install or operate the radio 3 PRE INSTALLATION CHECKOUT 3 1 Introduction Each radio is adjusted and tested before shipment How ever it is recommended that receiver and transmitter op eration be checked for proper operation before installation 3 2 Testing The radio should be tested complete with all cabling and accessories as they will be connected in the final installa tion Transmitter frequency deviation and power output should be checked as should receiver sensitivity squelch operation and audio output OT equipment operation should be verified 4 PLANNING THE INSTALLATION 4 1 General Inspect the vehicle and determine how and where the radio antenna and accessories will be mounted Plan cable runs for protection against pinching or crush ing wiring and radio installation to prevent overheating 4 2 Antenna The favored location for an antenna is in the center of a large flat conductive area usually at the roof center The
77. ILTER R90 0724 0 I COMP L72 0376 05 CERAMIC FILTER RK73GB1J R L40 1005 34 SMALL FIXED R92 1252 0 L92 0138 05 FERRITE CHIP RK73GB1J L40 1081 44 SMALL FIXED R92 1252 0 s L40 1081 44 XE L40 8275 44 XE L40 8261 44 XE L40 8275 44 XE L40 8275 44 XE 1 GB GB 9 C C0 CB C2 GB L40 1092 34 F GB L34 4459 05 GB L40 8281 37 L92 0138 05 F CHIP GB L40 1875 44 GB L92 0191 05 F GB L40 1875 54 GB L40 2775 54 GB L79 1169 05 i GB L79 1585 05 H GB L79 1591 05 GB L40 1071 34 10NH L40 1571 34 NDUCTOR 15NH GB L79 GB L79 GB OOOD L79 1591 GB GB GB GB 1581 1071 1571 1571 1571 C C C90 C C2 1571 1571 L40 2771 XE L40 6871 XE L40 6871 XE C C0 C0 CB C2 2 C3 sp lt gt L40 1071 ALL FIXED L40 1071 ALL FIXED L40 1571 ALL FIXED L34 4478 05 R CORE COIL L34 1185 05 R CORE COIL C2 CJ C2C2 L34 1039 05 R CORE COIL L34 0908 05 R CORE COIL L34 1039 05 R CORE COIL L92 0179 05 RRITE CHIP L92 0148 05 RRITE CHIP L40 2275 34 SMALL FIXED INDUCTOR 22NH L40 1275 36 SMALL FIXED INDUCTOR 12NH L92 0179
78. LOK gt qui gt i DET gt DEO pe 98 MD gt ppr D LIMITER RF gt BPF MIXER IF AMP N MUTE J 25 Aa D35 HOOK e 114 2 AFCLR AUDIO 5c 8R AFMSKE PROCESSOR Y SR as SELF MICRO Gags Copes VARICA S qa n 28K1824 LIMITE KEY MATRIX AFTRD IC504 TC75W51FU DIODE PROCESSOR AFRTM Xin TC35453F 6263 204 D205 206 ais 1 2 v us p EXPO SUM AFO igvatowe ISV280x2 DTC144EE Y 12511 AFSTB x501 bore eis 5212315 OUT LINE Zo uw Down 30622 8 lt sc 3 579545 ISV280x2 aso KEY DE p gt DEO Only Only iios AMP Moss Sys Up get O lt Se did 2182024200 HSDO T R lt gt PAOUT gt POWER gt KEYI DT 1c508 axo Cm gt gt AMP ye Down ESL BU4094BCFV gt HNC Ur gt CODES KEYT fce OUT 5 5 BG TATBSOIF MSKIN dion CLSDO ER gt OF gt expanper gt gt COPE MO lt lt O lt B 13 6V Sw AFSB OUTPUT gt KEY LPF sc DTC144EE mr MES gt as gt MUTE 6 LR en CLK gt BUSY 1C4 sw LG EXPANDER gt gt 2 CEMG TC4S66F DTAL14YUA SP gt Wen DTC368EU T v XBLC lt T R N 5 2 1722 PSW
79. LT 1 2 3 4 5 6 7 Chip B F m w Carbon resistor Normal type EX RD14 B B 2C 000 J 1 2 3 4 5 6 1 Type ceramic electrolytic etc 2 Shape round square ect 3 Dimension 4 Temp coetficient 7 5 Voltage rating 6 Value 7 Tolerance Dimension Chip resistor Dimension code W E 32 0 2 1 6 0 2 1 0 20 0 3 1 25 0 2 1 0 G 1 6 0 2 0 8 0 2 0 5 0 1 H 1 0 0 05 0 5 0 05 0 35 0 05 Rating wattage Wattage Wattage Wattage 1J 1 6W 2C 1 6W 3A 1W 2A 1 10W 2E 1 AW 3D 2W 2B 1 8W 2H 1 2W 37 TK 880 H PARTS LIST New Parts indicates safety critical components L Scandinavia _ USA P Canada Parts without Parts No are not supplied PX Far East Hawaii T England Europe Les articles non mentionnes dans le Parts No ne sont pas fournis Y AAFES Europe X Australia Other Areas Teile ohne Parts No werden nicht geliefert TK 880 H TX RX UNIT X57 6450 XX Desti nation TK 880 880H T91 0621 05 MICROPHONE A01 2165 13 CABINET TOP A01 2166 13 CABINET BOTTOM A62 0991 03 PANEL ASSY Parts No Description Description TX RX UNIT 57 6450 10 K 11 K2 B09 0235 0 ACC 12 13 HK 14 2 15 HK3 B62 1549 0 RUCTION MANUAL D511 B30 2151 D RED GREEN B72 1485 1 DEL NAME PLATE D512 517
80. M68769H 30622M 8A 4F9GP 11 gt TC75W51FU M68769L p Q3 8 lt lt 7 69 13 3 1 1 67 68 14 ed B D n F _____ lt ____ H Ka i esa J L 7 2 sss P 2402 522 R S T T Note Components marked with a dot are parts of patterun 1 SCHEMATIC DIAG TK 880 H
81. Mount the control section on the transceiver Fig 12 26 TK 880 H INSTALLATION 6 Rotate the control panel 180 degrees and mount it on the transceiver Refit the two halves of the case to complete installation Fig 13 9 External Speaker 9 1 KES 3 Option The KES 3 is an external speaker for the 3 5 mm diam eter speaker jack Connection procedure 1 Connect the KES 3 to the 3 5 mm diameter speaker jack on the rear of the transceiver 9 2 KES 4 Option The KES 4 is an external speaker used with the acces connection cable Connection procedure 1 Install the KCT 19 in the transceiver See the KCT 19 section 2 Insert the crimp terminal into the square plug supplied with the KCT 19 3 Connect CN5 of the transceiver to connector C of the KCT 19 instead of to the internal speaker connector Black lead Crimp terminal Black White lead E23 0613 05 Fig 15 Note When installing KES 4 you must use an optional cable KCT 19 Do not connect the KES 4 to 3 5mm speaker jack The performance may be degrade 27 TK 880 H CIRCUIT DESCRIPTION Frequency Configuration The TX RX unit A 2 incorporates a VCO based on a frac tional N type PLL synthesizer system that allows a channel step of 5 6 25kHz to be selected The incoming signal from the antenna is mixed with a first local oscillation frequency to produce a first intermediate frequency of 44 85MHz The s
82. Press OST key again the transceiver exits from the OST select mode and returns to the group channel mode with the handset indicator 42 The handset indicator 42 means that the OST tone pair is selected OST tone pair number or OFF can be memorized for each channel 16 kinds of tone pair for OST can be programmed by KPG 49D OST is useful to access the repeater with same radio frequency and different tone QT DQT Public address Public address amplifies the microphone audio and out puts it through PA speaker is activated by pressing this key A confirmation tone sounds and the display shows PUBLIC ADRS PA can be activated at anytime scanning or non scanning The RADIO continues to scan amp receive calls while in PA mode Pressing PTT activates PA and will override an in coming call at anytime however no RADIO transmission takes place If this key is pressed again a confirmation tone will sound the display will return to the normal channel or SCAN display and the PA function will turn off Redial If you press this key when the system group Trunking format or group channel Conventional format is displayed the last transmitted DTMF code will appear on the display Pressing the PTT switch at this time will transmit the dis played DTMF code Scan Press this key starts scanning Pressing this key stops scanning Scan del add 1 Trunking format Used to select whether system scan routines are
83. Q19 APC APC driver DET mute KEY H time on Reverse protection 35 TK 880 H Ref No Use Function DESCRIPTION OF COMPONENTS Operation Condition Ref No Use Function Operation Condition D200 Over voltage protection D203 206 Vari cap tune D501 Surge absorption BLC D502 Over current protection PSB D207 Usable temperature range D503 Surge absorption CM D504 Surge absorption PTT TXD D209 ANT swtich TX time on D505 Surge absorption HOOK RXD D210 211 ANT switch D507 MIC mute MM MM1 D212 215 Vari cap tune D508 Limiter MIC D401 Temperature protection D509 Limiter ASQ D402 ANT switch TX time on D406 Temperature protection TX RX Unit X57 6450 XX B 2 10 K 11 2 12 Use Function 13 14 HK2 15 Operation Condition LPF amplification LSD Amplification AF HSD Reference voltage Buffer amp ASQ D510 Reverse current protection C575 charge D511 BUSY TX LED Busy time green on TX time red on D512 517 ey backlight KBLC H time on D518 Current regulation Key backlight D520 10 KHK Discharge Use Function Speed up VCO Unit 58 4550 11 K2 HK2 12 K3 HK3 Operation Condition Audio processor
84. SE 19 1584 05 HOLDER ACC 29 0627 23 BRACKET ACC T 29 5284 02 EY TOP 33 2606 45 OVAL HEAD MACHINE SCREW 67 3008 46 PAN HEAD SEMS SCREW W 87 2606 46 BRAZIER HEAD SCREW 87 2612 46 BRAZIER HEAD TAPTITE SCREW 99 0395 05 SCREW SET C C ccc 2 C3 2 T07 0246 05 SPEAKER TK 880 H PARTS LIST TX RX UNIT X57 6450 XX Desti nation Desti Address Parts No Description Address Parts No Description 73FB1E103K 73GB1E103K 73GB1C104K C73GCH1H470J 73GB1H471K 0 01097 K OUF K UF K C92 0720 05 009 250 CK73FB1E224K 0 22UF CC73GCH1H221J 220p J CK73GB1H102 CK73GB1H102 000PF C C lt gt CD CD OO OO CX 3 C9 OE 73GB1C104K C73GCH1H060D C73GCH1H151J C73GCH1H151J 92 0719 05 CK73FB1 CK73GB CC73FCH1HOR CC73FCH CK73GB1H471 HK K K2 K3 HK2 HK3 C C2 C3 C3 T OF 623 C2 C2 C2 C2 x gt CK73GB CK73GB 92 0719 05 92 0044 05 CK73GB1H102K 73GB1H102 K73GB C73FCH1HOR C73GCH 73GB1H102 T 1 gt OOOO 92 0719 05 CK73GB1E103K 92 0722 05 CK73GB1C104K CC73GCH1H100D x gt C m m CJ Cs cs GB1H102 C73FCH1H020B C73GCH1H220J 73GB1H102 92 0777 05 K73GB1E103K 73GB
85. UHF FM TRANSCEIVER TK 880 H SERVICE MANUAL SUPPLEMENT KENWOOD 2001 5 PRINTED IN JAPAN B51 8582 00 N 1370 This service manual applied to products with 30200001 or subsequent serial numbers In terms of the products with the serial numbers earier than 30200001 refer to the TK 880 H service manual as per part No B51 8462 10 Microphone T91 0621 05 Cabinet Top A01 2165 13 GENERAL 2 OPERATING FEATURES 3 REALIGNMENT eene 15 INSTALLATION a u 20 CIRCUIT DESCRIPTION eene 28 SEMICONDUCTOR DATA eene 33 DESCRIPTION OF COMPONENTS 35 PARTS LIST rient tette 37 EXPLODED VIEW 48 PACKING tectis 49 CONTENTS Panel assy A62 0991 03 ADJUSTMENT 50 PC BOARD VIEWS PLL VCO 58 4550 58 TX RX UNIT 57 6450 2 59 TX RX UNIT X57 6450 XX B 2 65 SCHEMATIC DIAGRAM 69 BLOCK DIAGRAM eene 77 LEVEL DIAGRAM nni 80 TERMINAL FUNCTION eene 82 SPECIFICATIONS eee 83 TK 880 H GENERAL INTRODUCTION SCOPE OF THIS MANUAL Th
86. You can select yes or no for the optional feature s warning tone Pre Alert Tone Conventional Format Sounds prior to the TOT TX inhibit activation If TOT pre alert is set the tone sounds at the amount of time pro grammed before the TOT expires TOT time TOT pre alert time Pre alert tone sounding time You can select yes or no for the optional feature s warning tone 1 Modes Firmware program ming mode Clone mode Self programming mode Conventional format Mode Function Panel tuning mode Data program ming mode PC tuning mode User mode For normal use Panel test mode Used by the dealer to check the funda ment characteristics Panel tuning mode Used by the dealer to tune the radio PC mode Used for communication between the radio and PC IBM compatible sed to read and write frequency data Data programming mode nd other features to and from the radio PC test mode sed to check the radio using the PC This feature is included in the FPU See panel tuning Firmware program Used when changing the main program ming mode of the flash memory Clone mode Used to transfer programming data from one radio to another Self programming Frequency signalling and features write mode Conventional to the radio format 2 How to Enter Each Mode Mode Operation Power ON A Power ON Two seconds User mode Panel te
87. able in the KPG 49D Serial data input 1 port must be select REM DATA GPS DATA GPS function in the KPG 49D Serial data output 1 port must be select REM DATA GPS DATA GPS function in the KPG 49D Relay for PA function in KAP 1 control signal PA on H PA off L mbler code Option code 1 scrambler code 4 Squelch signal output Signal logic type can select Carrier operate relay or Tone operate relay Active logic level or type can select in the KPG 49D Serial data output 1 Serial data input 1 Serial data output 2 Serial data input 2 Audio signal input from KAP 1 Receive signal strength indication PTT MIC PTT Foot switch input Audio signal output to KAP 1 Output for internal external speaker Earth Side tone input 22 TK 880 H INSTALLATION LOK OCG tee HOH RSSI TX RX unit A 2 Foil side view TX RX unit A 2 Component side view RXAO PTT OO 08529 unit 2 side view Si R571 0 0 4 Ignition Sense Cable KCT 18 Option The KCT 18 is an optional cable for enabling the ignition function The ignition function lets you turn the power to the transceiver on and off with the car ignition
88. ard disk be fore update the radio firmware Directly copying from the floppy disk to the radio may not work because the access speed is too slow 6 4 Function 1 If you press the MON switch while PROG 57600 is displayed the checksum is displayed If you press the MON switch again while the checksum is displayed PROG 57600 is redisplayed 2 If you press the D switch while PROG 57600 is dis played the display changes to PROG 19200 to indicate that the write speed is low speed 19200 bps If you press the D switch again while PROG 19200 is dis played the display changes to PROG 38400 and the write speed becomes the middle speed 38400 bps If you press the D switch again while PROG 38400 is displayed the display returns to PROG 57600 Note Normally write in the high speed mode 7 Clone Mode Programming data can be transferred from one radio to another by connecting them via their modular microphone jacks The operation is as follows the transmit radio is the master and the receive radio is a slave 1 Turn the master TK 880 880H power ON with the C key held down If the password is set to the TK 880 880H the TK 880 880H displays CLONE LOCK If the pass word is not set the TK 880 880H displays CLONE MODE When CLONE LOCK is displayed only the System down key Trunking format the Group up down key Conventional format and SCN and 0 to 9 k
89. as a circuit in its D subconnector 25 pin case that converts the RS 232C logic level to the TTL level The KPG 46 connects the modular microphone jack of the TK 880 880H to the computers RS 232C serial port 5 4 Programming Software Description The KPG 49D programming disk is supplied in 3 1 2 disk format The software on this disk allows a user to program TK 880 880H radio via programming interface cable KPG 46 TK 880 880H Fig 1 5 5 Programming With IBM PC If data is transferred to the transceiver from an IBM PC with the KPG 49D the destination data basic radio informa tion for each set can be modified Normally it is not neces sary to modify the destination data because their values are determined automatically when the frequency range fre quency type is set The values should be modified only if necessary Data can be programmed into the flash memory in RS 232C format via the modular microphone jack KPG 49D instruction manual parts No B62 1096 XX 6 Firmware Programming Mode 6 1 Preface Flash memory is mounted on the TK 880 880H This al lows the TK 880 880H to be upgraded when new features are released in the future For details on how to obtain the firmware contact Customer Service 6 2 Connection Procedure Connect the TK 880 880H to the personal computer IBM PC or compatible with the interface cable KPG 46 Con nection is the same as in the PC Mode 6 3 Programming 1 S
90. can re start That channel is added temporarily to scan sequence The temporary deleted or added channels are returns to pre set delete add when the transceiver exits from scan mode 4 Details of Features 4 1 Common Trunking format and Conventional Format Time out timer The time out timer can be programmed in 15 seconds increments from 15 seconds to 10 minutes If the transmit ter is keyed continuously for longer than the programmed time the transmitter is disabled and a warning tone sounds while the PTT button is held down The alert tone stops when the PTT button is released TK 880 H OPERATING FEATURES Sub LCD display You can use 3 digit the display to display the system number channel number or group number It is useful when the main 12 digit display indicates system group or channel name or other functions Selective call alert LED You can select whether or not the LED on the transceiver flashes in an orange color when selective call was occurred B PTT ID PTT ID provides DTMF or MSK FleetSync Fleet ID ANI to be sent with every time PTT beginning of transmis sion end of transmission or both You can program PTT ID for each group You can pro gram a PTT ID as on or off when is selected for the PTT ID type You can program a PTT ID as own sel or off when MSK is selected for the PTT ID type The contents of ID are programmed for each transceiver The timing that
91. cap B09 0235 05 1 Operation Features The TK 880 880H is a UHF FM radio designed to operate in both trunking format LTR model and conventional for mat Conventional model The programmable features are summarized Model Trunking format r Trunking mode Conventional format Conventional mode 1 1 Trunking Format This format can handle up to 32 systems with up to 250 groups in each system The transceiver can be used in both trunked mode and conventional mode Systems groups and their functions are programmed 1 2 Conventional Format This format can handle up to 250 groups with 250 chan nels in each group The transceiver can be used only in con ventional mode Groups channels and their functions are programmed 2 Transceiver Controls and Indicators Fig 1 2 1 Front Panel Controls All the keys on the front panel are momentary type push buttons The functions of these keys are explained below POWER key Transceiver POWER key When the power is switched off all the parameters such as the system and group in trunking format and the group and channel in conventional format are stored in memory When the power is switched on again the transceiver returns to the previous conditions SYSTEM UP DOWN key Trunking format programmable GROUP UP DOWN key Conventional format programmable SCAN key Programmable MONITOR key Programmable A B C and D key Pro
92. ccess is successful the mode is terminated and the searched system becomes the new se lected system If during scanning the scan stops Transpond This feature can be programmed to turn on and off for each group If the ID of the group for which transpond is enabled is received two data messages transmit ID and turn off code are automatically transmitted if the PTT but ton is not pressed as a response within the time set 0 to 300 seconds in 1 second increments If the PTT button is pressed within the time the transpond is not preformed Transmit inhibit The transceiver can be programmed with a transmit in hibit block of ID codes If an ID code within this block is decoded the preset time before the PTT button is pressed transmission is inhibited The BUSY indicator lights and a busy tone sounds until the PTT button is released to indicate that transmission is not possible except clear to talk mode Transmission with the group for which the encode ID is not set is inhibited and the busy tone is output while the PTT button is held down regardless of the clear to talk set ting Auto TEL A telephone interconnect call can be made by simply pressing the key by assigning this feature to the key This feature accesses the TEL channel of the available system automatically When the key is pressed a queue tone is output and the AUTO TEL appears on the alphanumeric display along with a flashing handset indicator 42
93. ckout yes n power hi TK 880 H REALIGNMENT 10 Function Setting Mode All channels can be set up together in the action mode by using the panel keys Pressing D while SELF PROG is displayed will change to function setting mode Press C to select a setup item then press GRP up down to change selection By pressing B the displayed information is stored in memory and the next item appears By pressing C the displayed information is not stored and the next item ap pears Press D to return to the original display SELF PROG The setup items for function setting mode are listed be low Display 3 character Setup function A A B C D SCN MON FOOT Grp Up Grp Down Vol Up Various key functions Vol Down Various key functions T O T TOT settings are turned on or off TOT 60s Pre alert 105 Rekey time 5s Reset time 5 Off TOT 600s Pre alert Off Rekey time Off Reset time Off All beep settings are turned on or off Power on tone Onl Control one On Warning tone Power on tone Off Control one Off Warning tone Off Off hook decode Off hook scan Enable Disable e Disable Off hook horn alert e Disable 10 1 Flow Chart Self programming mode D A key functi
94. cts a preset system group Horn alert If you are called from the base station using 2 tone DTMF while you are away from your transceiver you will be alerted by the vehicle horn or some other type of external alert To turn the horn alert function on press this key A confirmation tone sounds and the display shows HA on the sub LCD If this key is pressed again the horn alert function is turned off Key lock Pressing this key causes the transceiver to accept entry of only the Function Key lock PTT Monitor A Moni tor B Monitor C Monitor D and Emergency keys TK 880 H OPERATING FEATURES Message mode Press this key to enter the message mode See Alpha numeric Two way Paging Function for details Memory This key allows DTMF memory data to be recalled up to 32 memories each with a memory dial of up to 16 digits and an of up to 10 digits per memory Monitor Used to release signalling or squelch when operating as a conventional It is also used to reset option signalling Operator selectable tone Conventional format This key switches the pre set decode QT DOT and en code OT DOT to OST Operator Selectable Tone tone pair Press this key the transceiver enters to OST select mode In this mode the display shows OFF and the op erator can select one of the OST tone pair using the group up down key The display shows and tone pair No is selected
95. e ME C578 A Ax ON N R660 2584 eo 503 t uu 4 FPE m di m di p pain 23 11 R656 fn 05285 R675 16511 R603 24 c 65 R564 6570 5 gt R544 a R542 E 6 ES o gt 8705 a RRRS ag c SINN is ES e X501 6 12 eel 1 50 ip 601 2 mm 8550 6602 6609 a k 2 F J 4 7 gg r e 688 i c R536 2 3 34 44 in s E at he Beg l az ea 5 671 SS 11978 B m lta o m n 1 e FE oF e S 8521 9 w gt 65 END 516 51 8 515 8 5 8520 Address Ref No Address Ref No Address Ref No Address Ref No Address Ref No Address Ref Address Ref No Component side Pattern 1 Pattern 2 Pattern 3 65 Pattern 4 66 Foil side D E F G H l K L M N R 5 880 BOARD VIEW TX RX UNIT X57 6450 XX B 2 10 11 K2 12 K3
96. e is a carrier Sub LCD indicator FCN Appears at function on nun n Appears at narrow on MSK MSK code None MSK code Preparations for tuning the transceiver Before attempting to tune the transceiver connect the unit to a suitable power supply Whenever the transmitter is turned the unit must be connected to a suitable dummy load i e power meter The speaker output connector must be terminated with a 4Q dummy load and connected to an AC voltmeter and an audio distortion meter or a SINAD measurement meter at all times during tuning Transceiver tuning To place transceiver in tuning mode Channel appears on LCD Set channel according to tun ing requirements LCD display Test mode 111 1111 Channel Signalling ADJUSTMENT Press SCN now in tuning mode Use button to write tuning data through tuning modes and System Up Down Trunking format Group Up Down Conventional format to adjust tuning requirements 1 to 256 appears on LCD Use C button to select the adjustment item through tun ing modes Use A button to adjust 3 point or 5 point tun ing and use D button to switch between wide narrow Tuning Mode FREO 256 Frequency adj I 1 Display L I TK 880 H LCD display Tuning mode il Adjustment item Adjustment 1 256 L HPOW 256 L2 HPOW 256 a C HPOW 256 T Hi power Low C
97. e the fleet number is 100 and ID num ber is 1000 is called ALL ALL Broadcast Call All the units are called ALL 1000 Supervisor Call All ID 1000 are called regardless of their fleet number Unit ID encode block Encode ID Block can be set to limit manual dial ID The radio unit will not accept an ID other than these IDs which are entered from the keypad If Inter fleet Call is enabled block ID setting affects each fleet group Status Message Using a 2 digit number you can send and receive a Sta tus message which may be decided in your talk group Each Status may be displayed with 16 alphanumeric characters if programmed in the radio A maximum of 9 received mes sages can be stored in the stack memory and it can be re viewed after reception If the message memory becomes full the oldest one will be erased The stack memory will be cleared by turning radio power off Status 80 99 Special Status numbers from 80 to 99 are reserved for special purposes Entering these statuses from the DTMF keypad can be inhibited Please notice that the following status numbers are used for special purposes 80 87 Reserved for future use 88 Terminates to emergency mode 89 Request for horn alert 90 Remote stun on Disable the received radio unit s TX 91 Remote stun on Disable the received radio unit s TX RX 92 Cancel remote stun Enable the received radio unit s TX RX 93 Acknowl
98. edgement status sent when the radio unit is in stun mode TX disabled 94 Acknowledgement status sent when the radio unit is in stun mode TX RX disabled 95 97 Reserved for future use 98 Man down emergency status For portable 99 Emergency status Note Remote stun works with DTMF D B D function also Automatic status response If you pre select a status number and leave the radio in the Status Mode it can automatically respond with the se lected status number upon request from the base station The request function is initiated by serial control on the base station Optional Short Messase Optional A maximum of 48 characters can be sent External equip ment is required Received Short Messages will be dis played in the same manner as a Status Message A maxi mum of 4 received messages can be stored in the stack memory In the Stack Mode 3 digit LCD indicates the re ceived Short Message as M01 M04 Long Message Optional A maximum of 1024 characters can be sent External equipment is required Received Long Message will not be displayed or stacked in the radio memory but is output through the COM Data port Emergency Function Emergency status 99 will be sent at the beginning of each emergency transmission Emergency status response Either Horn or Alert can be selected for the called radio unit s response to reception of status 99 which is used as an emergency status
99. eep input NC 8V Power switch 8V input Modulation output Control voltage input Receive signal output IC mute H MIC mute CN501 TX RX Unit B 2 Receive signal input N Function ER IC ground Ground nternal MIC output Logic power 5V Hook signal output H Off hook Chip selector signal L Option gnition output 13 6V output 13 6V output 8V output N Serial clock signal Serial data input Unused terminal Unused terminal TX Lock detection input LED anode terminal O O Shift register clock input LED cathode terminal e PLL Shift register DA converter input Unused terminal N RSSI signal output N N PLL unlock detection output J501 TX RX Unit B 2 Shift register enable input Function BLC MIC backlight control PSB 13 6V E Ground PLL enable signal input DA converter enable signal input signal output PLL clock Data control signal output N PTT TXD PTT ME MIC ground MIC MIC signal input HOOK RXD Hook detection CM MIC data detection N N Serial data w o Serial data Serial Foot switch output Ground 82 TK 880 H SPECIFICATIONS GENERAL Frequency Range
100. est mode Tuning mode etc and the data programmed by the FPU KPG 49D for the flash memory is stored in memory When parts are changed program the data again Repair Jig Chassis Use jig Part No A10 4010 02 for repairing the TK 880 880H The jig facilitates the voltage check when the voltage on the component side TX RX unit A 2 is checked during repairs EEPROM The tuning data Deviation Squelch etc for the EEPROM is stored in memory When parts are changed readjust the transceiver Common Section Measurement Adjustment Item Condition Test equipment Unit Terminal Parts Method Specifications Remarks 1 PLL lock voltage 1 Set test mode CH CH3 Sig1 ON Transmit DVM Power meter F conter 2 5191 PTT ON Transmit TX RX A 2 TP1 C106 1 5V KHK 2 5V KZ HK2 C109 3 5V K3 HK3 0 1V Check 8 0V or less TK 880 H Receiver Section Item Condition Measurement ADJUSTMENT Adjustment Test equipment Unit Terminal Parts Method Specifications Remarks 1 Discriminator 1 Set test mode CH CH1 Sig1 Narrow SSG output 53dBm 0 45V 4Q SSG AF VIVM Oscilloscope 2 Sensitivity 1 Set test mode Select SENS in tuning mode L SENS SSG freq 450 050MHz K2 485 050MHz
101. et for the channel the channels includ ing signalling are scanned In case of the priority group is set in conventional sys tem if a group scan including group scan during a system scan temporarily stops receiving in a group that does not have priority a look back is performed to the priority group Look back is performed according to the look back time A and B settings lf a call is received on the priority group reception immediately switches to the priority group 3 2 Conventional Format Scan types Single group scan You can scan all valid ADD channels in the displayed group that can be selected with the group up down key Multiple group scan You can scan all valid ADD channels in the all valid ADD group TK 880 H OPERATING FEATURES SCAN start condition One or more non priority channels must be added to all channels that can be scanned The transceiver must be in normal receive mode PTT off When you activate the key programmed to the scan func tion the scan starts The scan icon SCN lights and SCAN or revert channel programmable is indicated on alphanumeric display Scan stop condition The scan stops temporarily if the following conditions are satisfied 1 A carrier is detected then signalling matches on chan nels for which receive the signalling is set by the pro gramming software 2 A carrier is detected on the channels for which receiving signalling is not set by
102. eys can be accepted When you enter the correct password and CLONE MODE is displayed the TK 880 880H can be used as the cloning master The following describes how to enter the password How to enter the password with the microphone keypad If you press a key while CLONE LOCK is displayed the number that was pressed is displayed on the TK 880 880H Each press of the key shifts the display in order to the left When you enter the password and press the SCN key CLONE MODE is displayed if the entered password is correct If the password is incorrect CLONE LOCK is redisplayed How to enter the password with the System up down key Trunking format the Group up down key Conven tional format If the System up down key Trunking format the Group up down key Conventional format is pressed while CLONE LOCK is displayed numbers 0 to 9 are displayed flashing When you press the SCN key the currently selected number is determined and the display shifts to the left If you press the SCN key after entering the password in this procedure CLONE is dis played if the entered password is correct If the pass word is incorrect CLONE LOCK is redisplayed Power on the slave TK 880 880H Connect the cloning cable No E30 3382 05 to the modular microphone jacks on the master and slave Press the S key on the master while the master displays CLONE The data of
103. g the KCT 31 in the transceiver 2 Make sure the unit s power is turned off Note 3 Remove the upper case of the transceiver and lift the DC When the COM is used A connector is unused cable bushing from the chassis When the COM2 is used C connector is unused 4 Remove the pad as shown in Figure 8 1 Bind the unused connecor to the cable with a retaining band as shown When the COM is used When the is used C 5 Insert the KCT 31 cable into the chassis The write retaining band must be inside the chassis 6 Replace the DC cable bushing Q 7 Connect the KCT 31 to the TX RX unit A 2 as shown in Figure 9 8 Replace the upper case d 430 a CN3 CN2 CN2 zj 3 CN6 9 When the COM is used When the 2 is used Fig 9 Note The modification must be applied to the TK 880 880H Enable the serial port function on the terminal transceivers with a serial number of 30200000 or smaller Refer the service manual of each radio or the help file when using 2 port Replace the 47kQ R675 chip that came
104. grammable VOLUME UP DOWN key Programmable e BUSY TX LED The BUSY indicator Green LED shows that the channel is in use The TX indicator Red LED shows that you are transmitting TK 880 H OPERATING FEATURES 2 2 Programmable Keys The FPU KPG 49D enables programmable keys to se lect the following functions Conventional format AUX A AUX B Only when voice scrambler is not se lected Channel down Channel up ID BOT ID EOT Display character Emergency Only foot key Function Group down Group up Home channel Horn alert Key lock Memory RCL STO Memory RCL Memory STO Monitor A Monitor B Monitor C Monitor D Opera tor selectable tone Public address Redial Scan Scan del add Scrambler Only when voice scrambler is selected Talk around Volume down Volume up and None Trunking format Auto tel AUX A AUX B Only when voice scrambler is not selected ID BOT ID EOT Display acter Emergency Only foot key Function Group down Group up Home group Horn alert Key lock Memory RCL STO Memory RCL Memory STO Monitor A Monitor B Monitor C Monitor D Public address Redial Scan Scan del add Scan temporary delete Scrambler Only when voice scrambler is selected System down System up TEL disconnect Volume down Volume up and None These functions the FPU programs to the function keys and described in the following sec
105. he ceramic filter SW diode D22 D23 CF2 turns on to receive a Narrow signal IC11 IF system Wide 29 tc CF2 Narrow Narrow L Wide L Narrow H Fig 3 Wide Narrow changeover circuit 0203 XF1 015 IC2 AMP BPF AMP AMP O DEO 1st local 2nd OSC HT local OSC Fig 2 Receiver system 28 TK 880 H CIRCUIT DESCRIPTION AF Signal System The detection signal DEO from the TX RX unit A 2 goes to the audio processor IC504 of the TX RX unit B 2 The signal passes through a filter in the audio processor to adjust the gain and is output to IC502 502 sums the AF signal and the DTMF signal and returns the resulting signal to the TX RX unit A 2 The signal AFO sent to the TX RX unit A 2 is input to the D A converter IC5 The AFO out put level is adjusted by the D A converter The signal output from the D A converter is added with the BEEP signal BPO and the resulting signal is input to the audio power amplifier IC10 The AF signal from IC 10 switches between the inter nal speaker and speaker jack J1 output TX RX UNIT B 2 IC504 IC5 IC10 SP pe BPO Flg 4 AF signal system Squelch Circuit The detection output from the FM IF IC IC11 is ampli fied by IC2 and the signal DEO is sent to the TX RX unit B 2 The signal passes through a high pass filter and a noise amplifier Q503 in the TX RX
106. high while the KEY1 to KEYA ports are always low The microprocessor monitors the status of the KEY1 to KEY7 ports If the state of one of the ports changes the microprocessor assumes that the key at the matrix point corresponding to that port has been pressed Unused points KEY1 to KEY7 are also used for foot switch FSW input IC511 CPU Fig 12 Key matrix circuit Encode The DOT and LTR signals are output from LSDO of the CPU IC511 and go to the D A converter IC5 of the TX RX unit A 2 The DTMF signal is output from HSDO of the CPU and goes to the audio processor IC504 An MSK sig nal is output from the audio processor according to the data AFDAT from the CPU The signal is summed with a MIC MSK signal by the audio processor IC504 and the resulting signal passes through an analog switch IC506 and goes to the TX RX unit A 2 MO MO is summed with the external pin DI line by the sum ming amplifier IC3 and the resulting signal goes to the D A converter IC5 The D A converter IC5 adjusts the MO level and the balance between the MO and TO levels Part of a TO signal is summed with an output signal from pin 3 MO of IC5 and the resulting signal goes to the MD pin of the VCO This signal is applied to a varicap diode in the VCO for direct FM modulation TX RX UNIT A 2 504 HSDO Audio processor Fig 13 Encode Decode The signal DEO detected by
107. ignal is then mixed with a second local oscillation frequency of 44 395MHz to produce a second intermediate frequency of 455kHz This is called a double conversion system The TX RX unit A 2 contains a wide narrow MCF and CFs The transmit signal is produced by the PLL circuit for direction oscillation and division The signal output from the VCO is amplified by a straight amplifier and transmitted CF 455kHz Narrow 450 490MHz K HK 485 512MHz K2 HK2 400 430MHz 1st MCF MIX 44 85MHz OAFO 445 15MHz KHK 440 15 467 15MHz 2 2 355 15 385 15MHz K3 HK3 44 395MHz RUS PLL VCO MD 450 490MHz K HK 485 512MHz K2 HK2 400 430MHz 16 8MHz Fig 1 Frequency configuration Receiver System Outline The incoming signal from the antenna passes through a low pass filter and a transmission reception selection diode switch TK 880 D209 D210 D211 TK 880H D402 D210 D211 and goes to the front end of the receiver The front end filter is a variable BPF consisting of two two pole helical resonators and eight varicap diodes D203 D206 0212 0215 K K2 HK HK2 0203 0206 to eliminate un wanted out of band signal components The low noise am plifier LNA O201 uses a bipolar transistor to achieve wide band and low distortion amplification The signal passes through a BPF and is down converted ANT V D402 211 1203 0201 1
108. ignalling The set has been adjusted for the frequencies shown in the following table When required re adjust them follow ing the adjustment procedure to obtain the frequencies you want in actual operation Frequency MHz Channel KH K2 HK2 K3 HK3 RX TX RX TX RX TX 470 05000 470 10000 498 55000 498 60000 418 05000 418 10000 450 05000 450 10000 485 05000 485 10000 400 05000 489 95000 489 90000 511 95000 511 90000 429 95000 470 00000 470 00000 491 00000 491 00000 418 00000 470 20000 470 20000 491 20000 491 20000 418 20000 470 40000 470 40000 491 40000 491 40000 418 40000 TX None 100Hz square LTR data LTR data OT 67 0Hz OT 67 0Hz OT 151 4Hz OT 151 4Hz OT 210 7Hz OT 210 7Hz OT 250 3Hz OT 250 3Hz DOT D023N DOT D023N DOT 07541 DOT 07541 DTMF DEC 159D DTMF ENC 159D None DTMF tone 9 2 tone 321 7 928 1Hz None Single tone 1200Hz Single tone 1200Hz Volume Up Down Volume up down 50 Note If a SCN A B C key is pressed during transmis sion the DTMF corresponding to the key that was pressed is sent LCD indicator SCN Unused 9 Lights at compander on AUX Unused E Lights at RF power low MON Lights at monitor on SVC Unused M Lights at MSK 2400 bps LED indicator Red LED Lights during transmission Green LED Lights when ther
109. is manual is intended for use by experienced techni cians familiar with similar types of commercial grade com munications equipment It contains all required service in formation for the equipment and is current as of this publi cation date Changes which may occur after publication are covered by either Service Bulletins or Manual Revisions which are issued as required ORDERING REPLACEMENT PARTS When ordering replacement parts or equipment informa tion the full part identification number should be included This applies to all parts components kits and chassis If the part number is not known include the chassis or kit number of which it is a part and a sufficient description of the required component for proper identification PERSONNEL SAFETY The following precautions are recommended for person nel safety DO NOT transmit if someone is within two feet 0 6 meter of the antenna DO NOT transmit until all RF connectors are secure and any open connectors are properly terminated e SHUT OFF this equipment when near electrical blasting caps or while in an explosive atmosphere All equipment should be properly grounded before power up for safe operation This equipment should be serviced by only qualified technicians PRE INSTALLATION CONSIDERNATIONS 1 UNPACKING Unpack the radio from its shipping container and check for accessory items any item is missing please contact KENWOOD immediately 2 L
110. is used as an interval time of retries It must be set greater than the ACK Delay Time of the called radio unit 13 TK 880 H 14 OPERATING FEATURES ACK delay time ACK Delay Time is the amount of time from the end of receiving a data to the beginning of sending an acknowledgement It should be adjusted as the repeater s hang up delay time Also it must be set less than the Maxi mum ACK Wait Time of the calling radio unit TX delay time RX capture TX Delay Time is the amount of unmodulated transmis Sion to let the called unit stop scanning or exit its battery save mode It is used only when starting a data communica tion sequence Data TX modulation delay time Data TX Modulation Delay Time is the amount of time from the beginning of transmission to the beginning of a data modulation It is used every time data is transmitted It must be set to more than 300ms if data communication is made in Trunking Mode 7 Audible User Feedback Tones The transceiver outputs various combinations of tones to notify the user of the transceiver operating state The main tones are listed below The high tone is 1477Hz the mid tone is 941Hz and the low tone is 770Hz Power On Tone This tone is output when the transceiver is turned on The high tone is output for 500ms Alert Tone This tone is output when the transceiver is TX inhibition for TOT battery warning and PLL unlocked It is output until the PTT butt
111. key If you use the Horn Alert function or the Manual Relay function you can turn the function off while driving with the ignition key 4 1 Connecting the KCT 18 to the Transceiver 1 Install the KCT 19 in the transceiver See the KCT 19 section 2 Insert the KCT 18 lead terminal into pin of the square plug supplied with the KCT 19 then insert the square plug into the KCT 19 connector Fig 3 4 2 Modifying the Transceiver Modify the transceiver as follows to turn the power or the Horn Alert or Manual Relay function on and off with the ignition key 1 Remove the lower half of the transceiver case 2 Set jumper resistors 0 R151 and R152 of the TX RX unit A 2 as shown in Table 1 Operation when KCT 18 isconnected R151 R152 KCT 18 cannot be connected Enable Enable Power on off and Horn Alert or Disable Enable AUX A on off Horn Alert or AUX A on off Timed power off Enable Disable Power cannot be turned on Disable Disable Table1 R151 and R152 setup chart Ln l E KCT 19 6 23 TK 880 H 24 INSTALLATION 5 Connection Cable KCT 29 Option The KCT 29 connection cable kit is used to connect the TK 880 880H transceiver to the KPG 1A Modem GPS Re ceiver
112. lue 101 100pF 3 Temp coefficient 6 Tolerance 02 1000pF 0 0017 1st number 103 O 01uF Temperature coefficient 1st Word U 2nd Word G H J K L Color Violet ppm C 30 60 120 250 500 ppm C 750 Example CC45TH 470 60ppm C Tolerance More than 10pF Less than 10pF No code Code B C D F G 100 More than 10uF 10 50 pF 0 1 0 25 0 5 1 2 Less than 4 7uF 10 75 Voltage rating Chip capacitors 2nd word BEAR 5 0 6 3 8 0 50 63 80 35 500 630 800 5000 6300 8000 Dimension Chip capacitors EX 7 F SL1H 000 J Dimension code L W T LJ a E EE L Refer to the table above Empty 5 64 0 5 50 0 5 Less than 2 0 4 5 z 1 Type A 4 5 0 5 3 2 0 4 Less than 2 0 Chip CH RH UJ SL 2 Shape B 4 54 0 5 2 0 03 Less than 2 0 3 Dimension C 4 5 0 5 1 25 0 2 Less than 1 25 EX 3 E E 000 2 4 Temp coefficient D 3 2 0 4 2 5 0 3 Less than 1 5 1 2 3 4 5 6 7 5 Voltage rating E 3 2 0 2 1 6 0 2 Less than 1 25 6 Value 20 0 3 11 25 0 2 Less than 1 25 Chip B 7 Tolerance G 1 6 0 2 0 8 02 Less than 1 0 H 1 0 0 05 0 5 0 05 0 5 0 05 RESISTORS Dimension Chip resistor Carbon L 2 E RD73 E 28 000 J
113. me timer dropout delay time TX dwell time or calling you can transmit on cur rent channel to answer to the call however revert channel is set to priority channel After resume time scan re starts and transmission chan nel is return to priority channel Selected channel The transceiver reverts to the channel before scanning or the channel that you changed during scan 4 Last called channel The transceiver reverts to the last called channel during the scan 5 Last used channel The transceiver reverts to the last used transmitted channel during scan Last used revert channel in cludes talkback function 6 Selected talkback The transceiver reverts to the channel before scanning or the channel that you changed during scan e Scan end When you reactivate the key programmed to the scan function during scan mode the scan ends The scan icon SCN and SCAN or revert channel programmable display goes off Temporarily delete add It is possible to delete or add channel temporarily during scan When scan stops on unnecessary channel for ex ample by interference of the other party activate the delete add function for example press the key then that channel is deleted temporarily and scan re start immediately When you would like to add the deleted channel tempo rarily to scan sequence select the desired deleted channel during scan activate the delete add function for example press the key before s
114. ne LTR W L Fine LTR W C Fine LTR W H C D CI A n DTMF 256 Yw DTMF 256 DTMF deviation Narrow ID DTMF deviation Wide C C n FMSK 256 FMSK 256 MSK deviation Narrow MSK deviation Wide C C n TONE 256 wami TONE 256 Tone deviation Narrow ID Tone deviation Wide C SENS 256 Sensitivity Low Sensitivity Cen Sensitivity Hi Sena C A H SENS 256 51 TK 880 H Test Equipment ADJUSTMENT Test Equipment Required for Alignment Major Specifications Standard Signal Generator SSG Frequency Range odulation Output 400 to 520MHz Frequency modulation and external modulation 127dBm 0 1uV to greater than 7dBm 100mV Power Meter nput Impedance Operation Frequency easurement Capability 500 400 to 520MHz or more Vicinity of 100W Deviation Meter Frequency Range 400 to 520MHz Digital Volt Meter DVM easuring Range Accuracy 1 to 20V DC High input impedance for minimum circuit loading Oscilloscope DC through 30MHz High Sensitivity Frequency Counter Frequency Range Frequency Stability 10Hz to 1000MHz 0 2ppm or less Ammeter 20A 8 AF Volt Me AF VIVM Frequency Range Voltage Range 50Hz to 10kHz 1mV to 20V Audio Generator AG Frequency Range Output 20Hz to 20kHz or more to 1V Distortion Meter Capability Input Level 396 or less at 1kHz 50mV
115. ntence which consists of Fleet ID This should be set according to your PC application Parameters GTC count Number of Go To data Channel messages to be sent be fore transmitting a data message if it is being made on Data System Group If a radio unit receives a GTC message it will move to the Data System Group of the current system Increase this item to make sure the called radio unit moves to the Data System Group in trunking format and the Data Group Channel in conventional format Random access Contention When a channel or all the repeater channels for Trunking mode is busy radio unit will not transmit depending on its Busy Channel Lockout setting in conventional mode As soon as a channel is cleared some transmissions may crash Random access is used to avoid this by employing a random transmission sequence Number of retries Number of Retries is the maximum number of retry transmission when no acknowledgement is received in the Maximum ACK Wait Time Increase this item to improve data communication reliability TX busy wait time TX Busy Wait Time is the maximum amount of time be fore giving up the data transmission when the channel or all the repeater channels for Trunking mode is busy Also this timer affects if it expires during Random Access period Maximum wait time Maximum ACK Wait Time is the maximum amount of time to wait for an acknowledgement from the called radio unit It
116. o O21 O21 compares the APC control voltage PC generated by the D A converter IC5 and DC amplifier IC6 with the detection output voltage to control Q19 and Q20 generates DB voltage from B voltage and stabilizes transmission output ANT Q202 204 Q205 1C400 D209 RF RF ANT D gt a IC6 017 ies AMP 23pin 29 _ H L PROTECT T TXG 000 SW ON VR1 Fig 8 APC circuit H L IC7 5pin 25W High power 017 turns the signal off using 8T so that the circuit works only during transmission With stability at low power in mind O29 turns off to optimize the detection volt age The APC circuit is configured to protect overcurrent of the power module due to fluctuations of the load at the an tenna end and to stabilize transmission output at voltage and temperature variations Control Circuit The CPU carries out the following tasks 1 Controls the shift register IC7 IC8 IC508 AF MUTE WIDE NARROW T R KEY outputs 2 Adjusts the AF signal level of the audio processor IC504 and turns the filter select compounder on or off Controls the decoder 507 Controls the LCD assembly display data Controls the PLL IC300 Controls the D A converter IC5 and adjusts the volume modulation and transmission power LCD ASSY TX RX UNIT A 2 B EA a a a register RFCK E Shift 511 5 register
117. odulation External hook signal input port must be select AUX HOOKJ PTT DATA PTT function in the KPG 49D On hook L hook H System busy signal output for trunking system No vacant repeater L Vacant repeater H Serial data input 2 port must be select REM DATA DATA GPS function in the KPG 49D IGN IG Ignition input for KCT 18 External modulation signal input MIC earth Audio mute signal input Internal MIC input Signal indicating whether the transceiver is transmitting or not TX H Another L External PTT signal input port must be select AUX HOOK PTT DATA PTT function in the KPG 49D TX L Another H Serial data output 2 d port must be select REM DATA DATA GPS function in the KPG 49D 21 TK 880 H INSTALLATION Function 3 Optional Board Terminal Terminal is for mounting the option board are provided at Squelch signal output Signal logic the TX RX unit A 2 and TX RX unit B 2 The table below shows the correspondence between the board and termi nals Disconnect R529 and R571 in TX RX unit B 2 when the scrambler board is attached Active logic level or type can select The table below shown the differences between the in the KPG 49D schematic terminals and the PC board terminals type can select Carrier operate relay o
118. on 11 Memory Reset Mode You can clear all settings you made in self programming mode or you can return to the original display Press SCN while SELF PROG is displayed will change the display to CLEAR NO Press GRP up down to change the display between CLEAR NO and CLEAR YES When CLEAR YES is displayed pressing SCN will set all data to default and ALL CLEAR will appear on the display Press SCN again to display SELF PROG When CLEAR is displayed pressing SCN will cancel the reset and SELF PROG will be displayed 19 TK 880 H INSTALLATION 1 Accessory Connection Cable KCT 19 Option The KCT 19 is an accessory connection cable for con necting external equipment The connector has 15 pins and the necessary signal lines are selected for use 1 1 Installing the KCT 19 in the transceiver 1 Remove the upper and lower halves of the transceiver case and lift the DC cord bushing from the chassis 2 Remove the pad as shown in Figure 1 3 Insert the KCT 19 cable into the chassis The wire harness band must be inside the chassis Replace the DC cord bushing Q 5 Connect the KCT 19 to the TX RX unit A 2 as shown in Figure 2 6 Connect the KCT 19 to the external accessory by insert ing the crimp terminal into the square plug both of which are supplied with the KCT 19 20
119. on is released DBD On Tone When a D B D code is received transpond tone sounds DBD Off Tone When a D B D release code is received transpond tone sounds Password Agreement Tone When the correct password is entered the tone sounds The optional feature s control tone can be set to yes or no PTT Release Tone When you release the PTT switch the PTT release tone Sounds Busy Tone Sounds in LTR mode when you cannot use a repeater system busy or TX inhibit Sounds in conventional mode when busy channel lockout is functioning You can select yes or no for the optional feature s warning tone Group Call Tone Sounds when a group call with the correct DTMF 2 tone option signalling is received repeats 7 times You can se lect yes or no for the optional feature s warning tone Individual Call Tone Sounds when an individual call with the correct DTMF 2 tone option signalling is received You can select yes or no for the optional feature s warning tone Key Press Tone A Sounds when a key is pressed For toggle keys sounds when toggle function is turned on key press tone B sounds when it is turned off You can select yes or no for the optional feature s control tone Key Press Tone B Sounds when a key is pressed For toggle keys sounds when the toggle function is turned off key press tone A sounds when it is turned on You can select yes or no for the optional feature s control
120. quence press the key when the system is displayed The Delete gt indicator is displayed on the left of the SYSTEM indicator To unlock a system select the system and press the key The Delete gt indicator disappears to indicate that the sys tem has returned to the scan sequence The revert system is scanned even if it is locked out If there a locked system the Delete gt indicator flashes during fixed scanning If all Systems are locked out the scan stops and only the revert System is received Drop out delay time Scan resume time If a call is received during scan the scan stops The scan resume time can be programmed as 0 to 300 seconds in one second increments The default value is 3 seconds Dwell time The dwell time is the time after transmission ends until the scan resumes in scan mode It can be set 0 to 300 sec onds by programming The default value is 3 seconds System group revert System group revert can be programmed for one of the following Last called revert The system or group changes to the revert system or group when a call is received with the system or group be ing scanned Lastused revert If a system group call is received during scanning and the PTT button is pressed for transmission and response within the drop out delay time the system or group is assigned as the new revert system or group Selected revert If the system group was changed while scanning the newly selec
121. r Tone operate relay Audio mute signal input Schematic diagram PC board view Access logic signal output Active Function Name Unit Switched B DC 13 6V SB TX RX A 2 output Maximum 0 75A 5C 5C TX RX A 2 Earth 2 Detect signal output Output TX RX A 2 level 250mVrms standard level or type can be selectable in the KPG 49D MIC mute input Data control channel signal input Data channel L Normal channel H Signal indicating whether the trans ceiver is transmitting or not TX H Another L Foot switch signal input modulation RX audio input B 2 RX audio output B 2 TX audio input TX RX B 2 TX audio output B 2 Access logic signal output A 2 Foot sw on L Foot sw off H Access logic signal output Active level or type can be selectable in the KPG 49D Active level or type can be selectable in the KPG 49D Option board select Please TX RX A 2 select option board type in the KPG 49D Option code 1 Horn alert signal output Signal output for horn relay drive open collector L level during horn drive Max sink current 100mA Earth Power output after power switch DC 13 6V 15 0 75 max Access logic signal output rambler code Option code 1 rambler code Active level or type can be Option code 1 select
122. rRosE 19 0 220 m um Jo 040 41 e m 9 Uo n 3 RX OSCILLATOR aa Dol oT VCO AL SWITCH m 9 4 55 18 B C125 25 5 52 115 saan 21 ote cut Tio e 0209 7 o RF Flo _ 0301 rae 1 Q101 040 R403 2 4 L214 ai niin 32m a MA4PH633 C267 Si ml 06 22525 37226 5 4p R111 C122 1105 c1o4 D103 1101 R101 BUFFER AMP HVETS1 6 1000 m 9 1000 Lad e Hard 47 zi 5 Oh 1 100 07 in ox R231 1 17 9 i m U s m H elo 7 15 o alas a FILTER e p ACTIVE uio 75 oT E SX TP4 2505110 0 C62 041 No ge N N SZ 0209 211 402 UTo POWER DET M m a o EAR ew 958 sm 2 FILTER RIL3 A s i ae i SET x olas 9 x x x ANT Sw D27 POWER DET I 0 S REF IN 4 mse x E Is TH NSO HSM88AS I So HI v mas 158 C119 470 55 Gl 50 R Ov N s gt a R 0V 2 4 al 1 ula R109 o CN101 Ox oc 221 1 41 eye m D30 als 2SC4226 R24 1 HSMBBAS R420 R421 40fAUx IN 42 o I 10k ax ide R223 APC CONTROL gt S OF
123. rmat the handset indicator J appears when the OST tone pair is selected MAIL indicator Flashes when a status message FleetSync is re ceived Lights when a status message is stored in the stack memory 9 Alphanumeric display The twelve character dot matrix alphanumeric display shows the system group numbers You can program sys tem group names with up to ten characters in place of these numbers The left display is used as a delete indicator P and the right is used for the selective call 3 or scrambler 0 function The delete indicator shows the systems locked out of the scanning sequence Selective call and scrambler are optional functions that can be programmed Dispalys received messages when using FleetSync A B C D key These keys are programmable function PF keys 00 SYSTEM UP Trunking Format w sc so Ax 2 H GROUP UP Conventional Format SYSTEM DOWN Trunking Format GROUP DOWN Geo V GD CBO ETD GED Conventional Format MODULAR MIC JACK MONITOR 3 Scan Operating 3 1 Trunking Format System scan System scan can be selected with the Scan key by pro gramming the scan feature When the Scan key is pressed and the SCN mark appears scan mode in en tered Scanning starts from the system following the cur
124. s Proceed Tone Trunking Format This tone is output when the PTT button is pressed transmission starts and the repeater is connected to indi cate that the user can talk if the clear to talk function has been set The high tone is output for 100ms Queue Tone Trunking Format This tone is output until the auto TEL function is set and the TEL channel is accepted successfully The mid tone on for 50ms off for 50ms and on for 50ms in 1 second inter vals Deny Tone Trunking Format This tone is output if the auto TEL function is set the queue tone is output but the TEL channel cannot be ac cessed within 60 seconds It is similar to the intercept tone The mid tone and low tone are output alternately in 150ms intervals Free System Ringback Mode Tone System Search Mode Tone Trunking Format This tone indicates that the transceiver is free system ringback mode or system search mode The mid tone is output for 400ms Ringing Tone Trunking Format This tone indicates that the transceiver can use the re peater in free system ringback mode The mid tone and no tone are output eight cycles alternately in 50ms intervals System Search Tone Trunking Mode Sounds when the system changes during system search You can select yes or no for the optional feature s warning tone System Search End Tone Trunking Mode Sounds when a possible connection to a repeater in sys tem search is not mode
125. s E 25 4617 5 7 7 7 BUSY 5 15V 3 ola D SCN SYS DN SYS UP of 3 Soy NEL Nix lt gt Busy 2 18V RED 78 Pe ed v 892 si 2 AES PREIS 1 TE 1717711 R504 7 355 c6 0 90 OVER of BUSYLTX LED 70 4 6 U 3 NT NSN ut 3 73 255 4 BIN OTN ois CURRENT TX 2 16V 72 w x189k fal 4 6 330k xn PROTECTION aa CEB SW 755 415 955 als oTe or KEY BACKLIGHT SWITCH rye DT D 0509 0 04V 4 03V R722 R679 s 3 09V REFERENCE 0515 sp VT n R526 VOLTAGE 5540 R548 iru 48569 send LUN R668 DTC114EE 1 x 8 5 ale 150k nja BUFFER AMP 270p 18k 4700p 33K o u 2 ale 180 i 5 neo Dix LED Sw 5 DN aly med BACKLIGHT 0513 D546 SP j rye a z Y 855 TA78L05F AUS xx 2502873 7 2 ie 4 B30 2171 05 05141 0517 wax OLX J501 5 14 35V MUTE 5 Mi BSN 935 00 LIN XIN I 0512 4 HOOK RXD L50 mE DTC114EE LO eee 2 CONSTANT CURRENT 0501 503 505 DA204U or HSB123 DER 5 5 0502 MINISMDCO75 02 02DZ9 4 X Y 9 0507 DAN202U 0508 509 7 42 N MIC MUTE a D510 HSC119 28 0511 B30 2151 05 6 xx 5501 0507 MUTE 512 517 B30 2171 05 DTC344TU ne ce re DAN202U 0518 02079 1 X Y GNDQ elc 0520 MA2S111 ojo mn MINISMDCO75 02 N D501 503 505 0501 DTC314TU mM R513 DA204U HSB123 0502 507 DTC144EE
126. st mode PC mode Received commands from PC Panel tuning mode Panel test mode SCN Firmware programming mode SCN Power Two seconds Clone mode C Power ON Two seconds D Power ON Two seconds Self programming mode Conventional format 3 Panel Test Mode Setting method refer to ADJUSTMENT 4 Panel Tuning Mode Setting method refer to ADJUSTMENT 15 TK 880 H 16 REALIGNMENT 5 PC Mode 5 1 Preface The TK 880 880H transceiver is programmed by using a personal computer programming interface KPG 46 and programming software KPG 49D The programming software can be used with an IBM PC or compatible Figure 1 shows the setup of an IBM PC for programming 5 2 Connection Procedure 1 Connect the TK 880 880H to the personal computer with the interface cable 2 When the Power switch on user mode can be entered immediately When PC sends command the radio enter PC mode and PROGRAM is displayed on the LCD When data transmitting from transceiver the red LED is blinking When data receiving to transceiver the green LED is blinking Notes The data stored in the personal computer must match model type when it is written into the flash memory Change the TK 880 880H to PC mode then attach the interface cable 5 3 KPG 46 Description PC programming interface cable Option he KPG 46 is required to interface the TK 880 880H to the computer It h
127. styrene foamed fixture H10 6619 12 TK 880 H10 6628 02 TK 880H 2 7 Instruction manual 7 B62 1549 00 28 Polystyrene foamed fixture 32 ltem carton case H10 6618 12 TK 880 H52 1373 02 TK 880 3 H10 6629 02 TK 880H H52 1482 02 TK 880H Parts with the exploded numbers larger than 700 are not supplied 49 TK 880 H ADJUSTMENT Test Mode Test Mode Operating Features This transceiver has a test mode To enter test mode press A key and turn power on Hold A key until test channel No and test signalling No appears on LCD Test mode can be inhibited by programming To exit test mode switch the power on again The following functions are available in test mode Controls FCN appears PTT Used when making a transmission MON Monitor on and off SCN MSK 1200 bps and 2400 bps Function off Compander function on and off C Beat shift on and off D Function off System Up Down Changes channel Trunking format Group Up Down Changes channel Conventional format Volume Up Down Volume up down Controls FCN not appears PTT Used when making a transmission Monitor on and off SCN Sets to the tuning mode Function power high and low C Changes signalling D Changes wide and narrow System Up Down Changes channel Trunking format Group Up Down Changes channel Conventional format Frequency and S
128. tart up the programming software KPG 49D select firmware program in the Program item and press the Return key on the personal computer This starts up the firmware programmer 2 The top screen is displayed Press any key to advance to the next screen 3 Set the communications speed normally 57600 bps and communications port in the Setup item 4 Set the firmware to be updated by File select F1 5 Turn the TK 880 880H Power ON with the SCN switch held down Hold the switch down for two seconds until the display changes to PROG 57600 When PROG 57600 appears release your finger from the switch 6 Check the connection between the TK 880 880H and the personal computer and make sure that the TK 880 880H is in the Program mode 7 Press F10 on the personal computer A window opens on the display to indicate progress of writing When the TK 880 880H starts to receive data the P icon is blink ing 8 If writing ends successfully the LED on the TK 880 880H lights and the checksum is displayed 9 If you want to continue programming other TK 880 880H repeat steps 5 to 8 TK 880 H REALIGNMENT Notes To start the Firmware Programmer from KPG 49D the FPRO path must be set up by KPG 49D setup This mode cannot be entered if the Firmware program ming mode is set to Disable in the Programming soft ware KPG 49D When programming the firmware it is recommend to copy the data from the floppy disk to your h
129. ted system group Selected Talkback revert If the system group was changed while scanning the newly selected system group The transceiver talks back on the current receive group Scan massage wait The time for staying with the home repeater that re ceives a signal during system scan and monitoring data messages can be programmed If there is no signal from the home repeater the system is scanned for about 50ms If there is a signal three data messages are monitored Normally three data messages are monitored for each sys tem and it can be increased in multiples of three data mes sages per line to up to eight lines If the repeater data message indicates that there is no call data monitoring is terminated and the home repeater of the next system is scanned Group scan operation Group scan can be programmed for each group In addi tion to the ID codes of the selected group the ID codes of the other groups that are permitted for group scan are de coded The two fixed ID and block decode codes are al ways decoded If during group scanning a call is received with one of the selectable group ID codes for which group scan is en abled the group display indicates the group number that the call came in with That group then becomes the new se lected group Group scan resumes after the specified drop out delay time or dwell time shared by the system scan elapses conventional system If QT or DOT is s
130. ter Rear ANT Check KHK 470 100MHzt 100Hz Select FREQ in tuning mode F counter panel K2 HK2 498 600MHz 100Hz ON 418 100MHz 100Hz 1 Maximum power 26 0W KK2 K3 0 5W 2 Set test mode 40 0W HK HK2 HK3 2 0W HK HK2 HK3 Select H in tuning mode H HPOW 256 KK2 K3 C HPOW240 HK C HPOW230 HK2 C HPOW245 3 High power 1 Set test mode 25 0W K K2 K3 1 0W K K2 K3 High power Select H POW in tuning mode 40 0W HK HK2 HK3 5 0W HK HK2 HK3 check HK L HPOW HK2 HK3 L2 HPOW PTT C HPOW PTT H2 HPOW PTT H HPOW PTT 4 Low power 1 Set test mode Power meter 5 0W K K2 K3 0 5W K K2 K3 Select L POW in tuning mode 10 0W HK HK2 HK3 1 0W HK HK2 HK3 L LPOW L2 LPOW PTT C LPOW PTT H2 LPOW H LPOW PTT CH CH1 Sig1 gt 2 CH2 501 Ammeter 40W 2W 12 or less CH3 Sig1 HK HK2 Hk3 5 Power 1 Set test mode Power meter 25W 1W 7A or less TK 880 H Item Condition ADJUSTMENT Measurement Adjustment Test equipment Unit Terminal Parts Method Specifications Remarks 6 Modulation balanced
131. the TX RX unit A 2 passes through two low pass filters of 12501 goes to LSDI of the CPU 1 511 to decode OT DOT and LTR The signal is decoded by a dedicated IC IC507 and the resulting signal is sent to the CPU IC511 as serial data STD 1 501 2 2 1 501 1 2 LPF LPF Fig 14 Decode D A Converter The D A converter IC5 is used to adjust TONE and MO modulation beep AF volume TV voltage FC reference volt age and PC POWER CONTROL voltage level Adjustment values are sent from the CPU as serial data The D A converter has a resolution of 256 and the following relationship is valid D A output Vin VDAref 256 x n VDAref Vin Analog input VDAref D A reference voltage n Serial data value from the microprocessor CPU 31 TK 880 H 32 CIRCUIT DESCRIPTION Horn Control The horn switch consisting of O4 Q5 and O6 controls the horn relay It is supplied by the dealer to provide the external horn alert function O5 disables horn alert turning on when its base is high to inhibit the function Normally the output from IC7 is low and is off the base of O4 is about OV and 04 is off When horn alert is enabled the output from IC7 goes high and Q6 turns on The base current flows through R58 to O4 to turn O4 on O4 can sink a maximum of 100mA If the operational KAP 1 is used it can drive up to 2A register Fig 15 Horn control PA Switch If the optional KAP 1
132. the programming software or when the monitor signalling cancel function is activated Scan channel types 1 Priority channel is the most important channel for the scan and always detects a signal during scan and when the scan stops temporarily 2 Non priority channels detects a signal during scan For the channels that can be selected with the group or chan nel up down key when the scan does not occur adds an indicator lights Priority channel setting A priority channel can be set as follows with the program ming software KPG 49D 1 Specify a priority channel as a fixed priority channel 2 Make a selected channel a priority channel Scan type according to the priority channel 1 When no priority channel is set Only the non priority channels are scanned If a non priority channel stops temporarily it stops until there is no signal on the channel 2 When priority channel is set Either priority channel is scanned If a non priority channel stops temporarily a priority chan nel signal is detected at certain intervals If a priority channel stops temporarily it stops until there is no signal on the priority channel Revert channel The revert channel is used to transmit during scanning and set by the programming software KPG 49D 1 Priority The transceiver reverts to the priority channel 2 Priority talkback The transceiver reverts to the priority channel If you press PTT during a resu
133. the transceiver sends ID is program mable BOT DTMF ID BOT MSK ID is sent on beginning of transmission EOT ID EOT MSK ID is sent on end of transmis sion Both ID BOT MSK ID is sent on beginning of transmission and DTMF ID EOT MSK ID is sent on end of transmission Radio password When the password is set in the transceiver user can not use the transceiver unless enter the correct password This code can be up to 6 digits from 0 to 9 and input with the key and 5 key Off hook decode If the Off hook decode function has been enabled re moving and replacing the microphone on the hook has no effect for decoding OT DOT and option signalling Timed power off This function works as Automatic Power Switch Off Timed power off timer starts from the ignition off After the timer expires the radio will automatically turn off The timer will be reset if the ignition is turned on and off This function requires ignition sense Connect the igni tion line to the 9 pin connector which is located at the rear of the radio After the timer expires press the power switch to turn on the radio Horn alert In trunking format horn alert can be set to on or off for each group If horn alert has been set to YES for a group and DEC ID OT DQT matches the horn alert HOR is turned on and off The group for which the optional signalling is set works by ANDing the decode ID QT DQT with the op
134. tional signalling In conventional format if you are called from the base station using 2 tone DTMF while you are away from your transceiver you will be alerted by the vehicle horn or some other type of external alert To turn horn alert function on press the Horn Alert key Either continuous or non continuous operation can be set by the FPU The horn alert port is enabled or disabled as follows Off hook horn alert Hook off S Yes Enable Ye Disable No Yes The horn alert port HOR is turned on and off as follows Pulse HOR 0 55 0 55 0 55 0 5s 0 55 p e Je The timing when the fixed LTR ID matches is as follows trunking format 1s 055 1s Continuous Horn alert can be reset by setting an expiration time from the FPU pressing the AUX A key or setting off hook Data TX with OT DOT Whether programmed QT DOT is modulated or not with a data transmission except for Selcall A radio unit can re ceive a data message regardless of QT DOT if the receiving unit is not scanning TK 880 H 10 OPERATING FEATURES 4 2 Trunking Format Call indicator The call indicator can be programmed for each group In trunked system it can be set to respond to a selectable de code ID or one of two fixed IDs except block IDs When a call is received with a selectable decode ID the call indicator flashes When a call is received with a fixed ID the call indicator lights continuously On a conventional system
135. tions Auto TEL Trunking format Automatically connects available repeaters that are con nected to telephone circuits when operating as LTR system The time allocated to search for available repeaters is 60 seconds after which connection failure occurs a DTMF tone is output and the function terminates If connection to an available circuit is made only ID 253 EOT or hang up time out can terminate the function AUX A If this key is pressed AUX icon lights on the LCD and AUX port which is inside of the transceiver turns to the high level If pressed again the AUX icon goes off and the AUX ports turns to the lower level AUX B This function can be programmed when the voice scram bler board is not installed If this key is pressed an underscore appears at the extreme right of the LCD and AUX port which is inside of the transceiver turns to the active level If pressed again the underscore disappears and the AUX ports turns to the deactive level Channel up down Conventional format When the key is pressed each time the channel number to be selected is incremented decremented and repeats if held for one second or longer This key works as the voice scrambler code selector in the voice scrambler code select mode ID BOT In conventional mode if you press this key a predeter mined DTMF ID Begin of TX will be sent automatically ID EOT In conventional mode if
136. to 10Vrms 40 Dummy Load Approx 40 10W Regulated Power Supply 13 6V approx 20A adjustable from 9 to 17V Useful if ammeter requipped Tuning cable E30 3383 05 Test cable for microphone input E30 3360 08 Adapter cable E30 3383 05 is required for GREEN injecting an audio if PC tuning is used AED See PC Mode section for the connection MIC connector Front view Lead wire 4 8 Shiel wire 1 MIC O OI gt Q N 52 TK 880 H ADJUSTMENT Adjustment Location Adjustment Point Switch BUSY VOLUME PRIORITY AUXILIAY TX LED UP MONITOR SERVICE HANDSET VOLUME SUB POWER DOWN DISPLAY SCAN MAIL SYSTEM UP KENWOOD Trunking Format GROUP UP BENI sc sN AX 2 Pas Conventional Format EUN SEEEEEE SYSTEM DOWN Trunking Format ion A CDD CSCN GROUP DOWN Conventional Format m MODULAR MIC JACK MONTOR PROGRAMMABLE 106 ALPHANUMERIC FUNCTION KEYS DISPLAY m PLL VCO TC109 Note Flash memory The firmware program User mode T
137. tone Key Press Tone Sounds when a key is pressed Also sounds when stor ing data adding a DTMF code to memory and when chang ing test mode settings You can select yes or no for the optional feature s control tone Key Input Error Tone Sounds when a key is pressed but that key cannot be used You can select yes or no for the optional feature s warning tone Roll Over Tone Sounds in Trunking format at the smallest system group Sounds in Conventional format at the smallest group chan nel You can select yes or no for the optional feature s con trol tone Transpond Tone Sounds when an individual call with the correct LTR DTMF 2 tone option signalling is received For group calls only the group tone will sound not the transpond tone Intercept Tone Trunking Format This tone indicates that the transceiver is out of range It indicates that the PTT button is pressed and transmission has started but the repeater cannot be connected and talk ing Is not possible It is output until the PTT button is re leased The mid tone and low tone are output alternately in 200ms intervals TK 880 H OPERATING FEATURES REALIGNMENT Delay Tone Trunking Format This tone is output when the PTT button is pressed and the repeater is accessed three times or more to indicate connection with the repeater is delayed This tone is the same as the busy tone It is not output of clear to talk has been set to ye
138. trunk lid is preferred bond the trunk lid and vehicle chassis using ground straps to ensure the lid is at chassis ground 4 3 Radio The universal mount bracket allows the radio to be mounted in a variety of ways Be sure the mounting surface is adequate to support the radio s weight Allow sufficient space around the radio for air cooling Position the radio close enough to the vehicle operator to permit easy access to the controls when driving 4 4 DC Power and wiring 1 This radio may be installed in negative ground electrical systems only Reverse polarity will cause the cable fuse to blow Check the vehicle ground polarity before installa tion to prevent wasted time and effort 2 You must connect the positive power lead directly to the positive terminal of the vehicle battery Never connect the lead to any other positive power source such as a cigarette lighter jack or fuse terminals CAUTION If DC power is to be controlled by the vehicle ignition switch a switching relay should be used to switch the posi tive power lead The vehicle ignition switch then controls DC to the relay coil 3 You must also connect the ground lead directly to the negative terminal of the vehicle battery 4 The cable provided with the radio is sufficient to handle the maximum radio current demand If the cable must be extended be sure the additional wire is sufficient for the current to be carried and length of the added lead TK 880 H
139. unit B 2 to detect noise A voltage is applied to the CPU IC511 The CPU controls squelch according to the voltage ASQ level The signal from the RSSI pin of IC11 is monitored The electric field strength of the receive signal can be known before the ASQ voltage is input to the CPU and the scan stop speed is im proved TX RX UNIT B 2 IC503 0503 NOISE 0509 IC511 Fig 5 Squelch circuit MIC 711 1 504 75501 LDC LPF MIC KEY INPUT 0103 VCO 2SK508NV K53 0106 RF AMP 25 4226 R24 IC3 SUM AMP TA75W558FU x1 VCXO 16 8MHz TC35453F 511 CPU 30622M8A x x GP IC300 PLL SA7025DK BUFFER 2SC4215 Y BUFFER 2SC5110 Transmitter System Outline The transmitter circuit produces and amplifies the de sired frequency directly It FM modulates the carrier signal by means of a varicap diode B VCO PLL Circuit The TK 880 880H has a VCO for the transmitter and a VCO for the receiver in a sub unit A1 They are housed in a solid shielded case and connected to the TX RX unit A 2 through CN101 One of the VCOs is selected with an ST signal A filtered low noise power supply is used for the VCOs and varicap diodes The VCO for the transmitter is described below It is de signed so that Q103 turns on with a prescribed frequency when a reverse bias is applied to 0102 and 0104 by
140. used during system scan Each pressing of the key to ON toggles between lockout and lock The scan routine is started when on lock The DEL indicator flashes when the system is on lockout 2 Conventional format This key switches the currently displayed channel be tween Delete and Add The Add channel contained in the scan sequence and Delete channel is not contained In the scan mode this key switches the channnel delete or add temporarily Scan temporary delete Trunking format This key is temporarily deleted a system being scanned If you press this key when scan is stopped when a call is being received from another station the system is tempo rarily deleted and scanning restarts This key operates even when Scan is set to List Type System Scan Scrambler If a scrambler code 1 to 16 has been set in the FPU an underscore appears at the extreme right of the LCD display when scrambler is active Pressing this key changes on off of scramble operation Press this key for 2 seconds to enter scrambler code selection mode Send GPS Optional Pressing this key causes the transceiver to send a single GPS data GPS receiver must be installed System up down Trunking format When the key is pressed each time the system number to be selected is incremented decremented and repeats if held for one second or longer Talk around Conventional format Press this key the transceiver
141. uses the receive fre quency and the tone for transmission The operator can call the other party directory without repeater Press this key again the talk around function goes off Telephone disconnect Trunking format Pressing this key ends an RIC connection disconnects the telephone line Volume up down When the key is pressed the volume level is increased decreased and repeats if held for 200ms or longer None Sounds error operation beep and no action will occur Use this function when the transceiver is required to be more simple operated TK 880 H OPERATING FEATURES 2 3 Front Panel Displays and Indicators 1 Sub display Displays the system channel and group numbers Also displays various functions such as TA 2 P Priority indicator The P indicator appears when a selected channel is programmed as priority in conventional operation 3 MON Monitor indicator The MON indicator appears when the button pro grammed as MONITOR is pressed 4 SVC Service indictor This icon is not used this transceiver 5 SCN Scan indicator The SCN indicator appears when using scan mode 6 AUX Auxiliary indicator appears when the auxiliary function is activated ON by pressing the AUX A key BUSY TX LED VOLUME DOWN VOLUME UP 2 Handset indicator The handset indicator 42 appears when the selected group is programmed as telephone IDs Trunking format In conventional fo
142. using the control voltage CV through CN101 The control voltage is changed by turning the trimmer capacitor TC109 The output from Q103 is applied to the buffer amplifier 0106 to generate a VCO output signal This signal is used as a drive input signal or a local signal of the first mixer Since a signal output from O106 is input to the PLL IC it passes through CN101 and buffer amplifier O300 and goes to the PLL IC IC300 The modulation signal from CN101 is applied to D105 and passes through C112 and C113 to modulate the carrier The PLL IC uses a fractional N type synthesizer to im prove the C N ratio and lock up speed The VCO output sig nal input to the pin 5 of the PLL IC is divided to produce a comparison frequency according to a channel step This sig nal is compared with the reference frequency which is out put from the VCXO X1 VCXO provides 16 8MHz 2 5ppm 30 to 60 and guarantees stable performance when the temperature changes The output signal from the phase comparator passes through a charge pump in the PLL IC and an external active LPF O301 Q302 to generate a DC VCO control voltage CV Serial data DT CK EP are output from the CPU IC511 and shift register IC8 in the TX RX unit B 2 to control the PLL IC The PLL lock status is always moni tored by the CPU Q202 Q204 RF AMP RF AMP 2SC4093 R27 2 3357 POWER AMP S AU27AMIK3 S AU27AHIK3 2 S AU27AL K3 M687
143. with the FPU Field Programming Unit for de resistor on the TX RX unit B 2 with a 4 7kQ resistor tails Original New 47 RK73GB1J473J 4 7kQ RK73GB1J472J 25 TK 880 H INSTALLATION 7 PA HA Unit KAP 1 Option 8 Fitting the Control Panel Upside Down 7 1 Installing the KAP 1 in the Transceiver The TK 880 880H control panel can be fitted upside The Horn Alert max 2A drive and Public Address func down so the transceiver can be mounted with its internal tions are enabled by inserting the KAP 1 W1 3P white speaker in the upper half of the case facing down in your black red into CN3 on the TX RX unit A 2 inserting W2 Car 3P green into CN5 on the TX RX unit A 2 and connecting the KCT 19 option to CN2 and of the KAP 1 1 Remove the control panel and the TX RX unit B 2 con trol section Fig 11 Installation procedure 1 Open the upper case of the transceiver 2 Insert the two cables with connectors from the KAP 1 switch unit into the connectors on the transceiver 3 Secure the switch unit board to the chassis with a screw 0 The notch in the board must be placed at the front left side 4 Attach the cushion on the top of the KAP 1 switch unit Cushion G13 1710 04 2 Fold the flat cable in the opposite direction 3 Rotate the control section 180 degrees 4 Insert the flat cable into the control section connector CN502 5

TK-880/H (UHF) mobile service manual

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