KX-TDA6174XJ KX
Contents
1. OL 5 SATION TSS TST LST TOL ToT OOO TST ST TTT TT TT VeVEZVVZ Oe V a0EL Ten MEM een Md 6 1 1 MHN gi sluswiad 1 i 15 ier 2 gt 0 41 8 2 81 29 yoq st slis3 1 1 t ol 98 92 2 81 2 9 1 Sz i Wy go i C Na 9 ze 22 L d ERNE a i A 6 20 218 47 2 1 or VO ATH EAR diui 20214 da 5 m E zs di puree 204 8 r His 06 821025 2 a VELNI 0 706 5 ossa 9 11138 SH rino v Lbs E As gt N 98 i 1 unis 876 x 5594 sel BON d l sore s E 86 OF TOUR OLkr i 1788 400221 n 1 dl rom 021000 z vas zr sen 1 M i Sis o 00242 sr oq 95 ne ISEOO 1 IT t T 2 i Ls 1 pu 142. CODEC JTAG GPIO i f GPIO Controller Local Host Host EC Bus LLocal bus I F bridge slave FIFO GE HDLC APT DPRAM 8ch controller Local Highway 7 Highway d DPT Local m PT I F DR RV 4 controller RT SND GAIN TSW EN CT IF CT DPLL e EC bus interface Independent bus for 16bit 8MHz two way address data multiplex e CT bus interface Supports eight 8 192MHz highways 128 time slots e Local TSW Exchanges the time slots between CT bus 1024ch and local highway 64ch e Local highway interface Accommodates 2 048 4 096 and 8 192MHz highways Up to 64 time slots Slot PCM data Not used SLT 8 SLT 9 SLT 10 SLT 11 SLT 12 SLT 13 SLT 14 SLT 15 Not used Slot PCM data Not used 51180 SLT 2 SLT 3 SLT 4 SLT 5 SLT 6 SLT 7 Not used e Local gain control Controls the gain of the local highway up and down 64ch 140 step arbitrarily e CODEC interface Can connect up to four Infineon manufactured PEB2466 and is intended for enabling the line control 16 snq ueis g CODEC inter face 4ch CODEC Mode Selection register byte burst ransmission Start bit Transmission reg
3. ed e Je Je Jo Je Jo i Jo dle ow Jw Jo Jo Jo Te Jw Je Jo Jo Jo e o HO o oe 43 KX TDA6174XJ KX TDA6174X Part No Part Name amp Description Remarks Ref Part No Part Name amp Description Remarks No F1G1H103A573 01 C204C ECUVIE104ZFV 0 1 F1G1H103A573 01 C204D ECUVIE104ZFV 0 1 F1G1H103A573 01 C204E ECUVIE104ZFV 0 1 F1G1H103A573 01 C204F ECUVIE104ZFV 0 1 F1G1H103A573 0 01 22046 1 1042 0 1 1 100 10 5 C204H ECUVIE104ZFV 0 1 1 100 10 5 62041 ECUVIE104ZFV 0 1 1 100 10 5 C204J ECUVIE104ZFV 0 1 1 100 10 5 C204K ECUVIE104ZFV 0 1 1 100 10 5 C204L ECUVIE104ZFV 0 1 1 100 10 5 C204M ECUVIE104ZFV 0 1 1 100 10 5 C204N ECUVIE104ZFV 0 1 1 100 10 5 62040 ECUVIE104ZFV 0 1 1 100 10 5 204 ECUVIE104ZFV 0
4. ZIS Z 1 8022 Vel NOOR ro 8 025 20214 pal AN To dg 1 55 PONO ave n oo i 551 OL ov is m x vevaa 5 UMS 5 21 V AN AS noet 8 oa TET 1138 WV TON m 54 ELT MEE 97 58 81020 zb 76 uh cae A alin 52 ov w 80020 9 8 S 1 I NM e N s han 1 vaNo 19 olLNOA 800221 x PUR i 220 065 es OIMN T E el 0785 6 odar 2 21 7 8866 E 58 76 Z8 ziVQGA 0 HS o 01159 i Lus 2 Saris 1 H9 O9 39 O9 HZl 3Z1 OZl O8 L S goozo 8 02 OOGMW ls San seran T 18 ttt 1 1 1 AS E E eee oN gtr ge Bre ee Son pee ee ee ee ae 10201 1
5. 15 Q EIS ETE gt E27 15 551 Erect 1 528 1SHN 03 Ere LU zvano 2 58 98 ferent T Q 36 21411 130 55 os 3Wvu3 93 Q Xv INI 93 234 AQuL 23 o3 Q bza 2011 4015 99 Uw irav Q v 93 94 D memor 9 0 pis 53 ss dE 6 av eav oa zz ESSENCE 1 6 atapauesey ira 228383 55 5555555 99999999 9 Q a LLL L 934 sv T ED TERRE PP 77 Q IS 30 M 3 lt fle Eze Bises g E ERERE Q pia Telav 8 Q av Islav oa 3 EERE g 9 23 O av slav ylaano Q Ti Islav Q 53 T Q Trav E EN clav tay 95 en Z ca Q zav zav o3 m 69
6. ESLC16 BOARD COMPONENT VIEW KX TDA6174XJ KX TDA6174X 2 FOR SERVICE TECHNICIANS ICs and LSls are vulnerable to static electricity When repairing the following precautions will help prevent recurring malfunctions 1 Cover the plastic parts boxes with aluminum foil 2 Ground the soldering irons 3 Use a conductive mat on the worktable 4 Do not touch IC or LSI pins with bare fingers 3 GENERAL DESCRIPTION This card is plugged into a free slot on the TDA600 systems and randomly connects up to 16 SLT devices The LPR is 5 1 5 7020 and the memory is composed of a 512K byte Flash Rom and a 128K byte SRAM It also supports a software upgrade by downloading the latest version 4 SPECIFICATION Functional Block Functional contents Extension Interface Number of Ports 16 ports SLT Interface 30V 30mA Feeding function Dial pulse signal detecting function DTMF signal detecting function Bell signal issuing function Hook detecting function Ringtrip detecting function 2W 4W converting function Surge protective function 4ch CODEC function e CODEC function e Power down function law switching function e Test function Loop back Tone generation e Programmable digital filtering function e Serial interface function e PIO function DTMF Receiver 16 lines for each port On board Ringer 20 25Hz 75Vrms Phase control Three phase Four phase On board
7. __ me ENABLED 5 2 1 ERE VERA H 5 1 Hf P14 VER2 H L Hardware version management Initial No 0 11 Hf 53 VER 1 Pi2 MERO 11 18 or PON Po __ 2 5 2 455 322 01 P26 PFRY P25 EN UM P22 P21 tj L Power failure direct connection switch wow HENRI LED G 0 L O LEDR REDLEDON P214 BELL CNT 19111 pBelreaystp 7 Li 5 NES Li Li Li Li Po M P37 Po 41411012 past P3 20 PO 32 NOTES KX TDA6174X ADDRESS PIN No SIGNAL NAME DESCRIPTIONS NOTES 1184 47 Used as OOo 1185 P6 P 1 1 2 0 1 2 P639 1 2 552 HIGH 2 5 j LP JMeHFxd 2 Po 11 HGe 33 KX TDA6174XJ KX TDA6174X 9 2 10201 1C202 250 1 251 CODEC I O PORT The table below shows correspondence of CODEC pins and Signal names 50 28 27 25 38 16 34 15 DINE 215 4 2
8. 0705 V vos ey OHO 0 98 1985 1 so 14544 821 gua 19d 954 z vas 0916 V 0 608 0 eas eas z eas oes V eis 07205 17208 07286 Elo ASH a 518 ATH Q O EAN 2 vr 118 ie v N 5 FO nis 1020 5 V Li t UA Es ch LG d ema OL AOS 0020 3 55 Nv 29 9 oil L G60rd1 8 8 D 8 s 000791 3 6 98841 MAIN OL 191 verdi 21 E 9 mz 3 8 OOF r 00020 fo pe ON ALOZA omaa 1 5059 x vdl 11 28 To Orzo 829941 218480 5022 ogozy 09 09741 1 ANS C ML 4 errar d ov en 9 Sur WA i gt 8 2 s gt S i 5 9 E s y Sag onih B Ww 8 h 2024 MEE Ser OOH M m 243 Sega 017408 2 21029 8 fen J y 100 v Lis 8 E ostralOL AOS 20000 L 1 Nv 0 T 8 E dc FEE i 200201 1 AS 1 1 1 1 2150 ura 1 0214 SS ami
9. Extension Card Trunk Card e g SLC8 e g ELCOT16 To trunk To SLT Accessories and User supplied Items Accessories included none User supplied not included RJ11 connectors 10 RJ11 Connector Pin Assignments for Analogue Trunk Card PFT Ports 1 and 2 PFT Ports 3 and 4 Signa Name Function Signa Name Function RJ11 Connector Pin Assignments for Extension Card PFT Ports 1 and 2 Signal Name Function Signal Name Function Ring port 3 Ring port 4 11 KX TDA6174XJ KX TDA6174X KX TDA6174XJ KX TDA6174X Installing Optional Service Cards 1 Insert the card along the guide rails Im zu zz 25 Guide Rail 2 Holding the card as follows push the release lever in the direction of the arrow so that the card is made to engage with the connector on the back board securely Back Board Iii Release Lever INICIAL 3 Turn the 2 screws clockwise to fix the card Screws 12 1 6174 6 BLOCK DIAGRAM INVHOVIG 320718 QHVO 910164 XYZL9VO LOO4 CXVZ L9VQ L2O4 5 ZHSZ ZHOZ
10. 53 53 16 2 2 57 16 3 3 61 16 4 NO 4 vrr renecenenccrenccennencennccenncnenecnnenscneneonencconenccenncnenencaes 65 17 PRINTED CIRCUIT BOARD 67 17 4 Component 67 17 2 Bottom Views p85 ceo ect Sagat gong thant 68 KX TDA6174XJ KX TDA6174X 1 ABOUT LEAD FREE SOLDER PbF Pb free Note In the information below Pb the symbol for lead in the periodic table of elements will refer to standard solder or solder that contains lead We will use PbF when discussing the lead free solder used in our manufacturing process which is made from Tin Sn Silver Ag and Copper Cu This model and others like it manufactured using lead free solder will have PbF stamped on the PCB For service and repair work we suggest using the same type of solder although with some precautions standard Pb solder can also be used Caution e PbF solder has a melting point that is 50 70 F 30 40 higher than Pb solder Please use a soldering iron with temperature control and adjust it to 700 20 370 10 C In case of using high temperature soldering iron please be careful not to heat too long e PbF solder will tend to splash if it is heated much higher than its melting point approximately 1100 600 e If you must use Pb solder o
11. F OTOTOTOTOTOTOTOTOTOTOTOTOTOTOTOTOTOTOTOTOTOTO viv 5 38 GND150 s V GND179 GND160 GND141 GND131 GND119 GND112 GND104 AVDD191 AVDD180 SPNINA3HA slaaow eIadow NOSIAVS9 Islav PLLAT1 E B TP179 PLLGND s 0 Dy 9 4 a 0 8 Hoen 0 ver o o karma Earn 201 IEE Haren Hen mer ret Sorta 56 61 6174 2 16 2 v L 9191893 XtLL9VO LOOU PXTZ L9VOLL20 9
12. 23 7 14 POWER SUPPLY VOLTAGE GENERATOR 24 8 TROUBLESHOOTING GUIDE 25 9 IC TTS 32 9 1 IC14 ASIC 32 9 2 201 202 1 250 251 CODEC I O PORT 34 9 3 601 CPU 36 10 HOW FLAT PACKAGE 37 10 1 37 10 2 REMOVAL PROCEDURE 37 10 3 INSTALLATION PROCEDURE 37 10 4 REMOVING SOLDER FROM BETWEEN PINS 37 11 TERMINAL GUIDE OF ICS TRANSISTORS AND DIODES 38 12 CABINET AND ELECTRICAL PARTS LOCATION 13 ACCESSORIES AND PACKING MATERIALS 14 REPLACEMENT PARTS 116 2 41 14 1 CABINET AND ELECTRICAL PARTS LOCATION 41 14 2 ACCESSORIES AND PACKING MATERIALS 41 14 3 MAIN BOARD PARTS 41 15 FOR SCHEMATIC DIAGRAM 47 15 1 WAVEFORM mmm 48 15 2 ESLC16 BLOCK DIAGRAM 52 16 SCHEMATIC
13. Addng I AS oo i i ONAS Aul m re TRES i mo I 144 oN se euies m oso Ol EL HOd i KHa ijeeus Jd CHO SE BLUES 1 MHC STOMA Ha 2858 6404 i F I 1 144 ON Cifjog se SUES 99 904 gt I q ee gue ewes I I J3H13N 10 Wu a zu Z uod se ewes O I big 1 haq diybury M Segia hig Icom I I V OG l OEY 5 s amd I I ul 0 08 99 1584 24882720 4018023 I I Od BE uae 1 La SNES RE 1 790 004 I 216 rsen ma GN5 6 upso4 OG I i 101 99 HOMAN B y 591 51 HRS 55 a 6 I I o s aqoN san 18 9us INVHOVIO 420718 9 9153 52 61 6174 16 SCHEMATIC DIAGRAM 16
14. m RL202A BV TP423A 201A TP412A TP413A 220 R204A Q200A alzoaa amp sv D202A TP418A TPA2OA R206A Q201A 8 RL201A TPATA 1C200A TP409A Ho Vref 1 m AUN C200A T TPEIGA 81 41 414 Laing lt RL202A 8 gt M D203A AG TPA10A 1 R203A Extraneous surge LC203A 1 protection part C204A i 7 10 SELF DIAGNOSIS A self diagnosis relay RL201A is installed in A port In the normal operation mode it breaks the self diagnosis relay and in the self diagnosis mode it makes the self diagnosis relay In the self diagnostic mode A Tip Ring is connected to the paired Tip Ring of the outside line card via backboard and self diagnosis is feasible The self diagnosis of the outside line card includes outside call pick up dial pulse transmission DTMF transmission BELL reception and CPC detection 1 HBV 201A 412 TPA13A e 42 4 8 NC
15. rasa 1020 TAS 15 19 na AE c Rm c ER REE D V uu 05201 x T VO 0 VO 16020 MS ML ML ov Ea m SN gQ zl amp RZANI mm a Z 2 5 w TN Sls 93 g OZA ZS PES s 0 ADS 1020 N a 1no v zB S52 28 OL AOS 0042 825 2 NV 2 d 160 1 OL r 8 100221 Ore a 120941 e 5 5 Oso 29 16020 a terran LOZO Ade R2011 19 09 021 321 221 88 1 IPOZO 12028 VIV 61 62 KX TDA6174XJ 6174 6 INVHOVIG OLL
16. Ref Part No Part Name amp Description Remarks Part No Part Name amp Description Remarks No C621 F1G1H103A573 0 01 ERJ2GEJ000 0 S C622 F1G1H103A573 0 01 ERJ2GEJ000 0 S C623 F1G1H103A573 0 01 ERJ2GEJ000 0 S C624 F1G1H103A573 0 01 ERJ2GEJ000 0 S C625 F1G1H103A573 0 01 ERJ2GEJ000 0 S C626 F1G1H103A573 0 01 ERJ2GEJ000 0 S C627 F1G1H103A573 0 01 ERJ2GEJ000 0 S C628 F1G1H103A573 0 01 ERJ2GEJ000 0 8 C629 F1G1H103A573 0 01 ERJ3GEYOROO 0 C630 F1G1H103A573 0 01 ERJ3GEYOROO 0 C631 F1G1H103A573 0 01 ERJ3GEYOROO 0 C632 F1G1H103A573 0 01 ERJ3GEYOROO 0 C633 F1G1H103A573 0 01 ERJ3GEYOROO 0 C634 F1G1H103A573 0 01 ERJ3GEYOROO 0 C635 F1G1H103A573 0 01 ERJ3GEYOROO 0 C636 F1G1H103A573 0 01 ERJ3GEYOROO 0 C637 F1G1H103A573 0 01 ERJ3GEYOROO 0 C638 F1G1H103A573 0 01 ERJ3GEYOROO 0 C639 F1G1H103A573 0 01 ERJ3GEYOROO 0 C640 F1G1H103A573 0 01 ERJ3GEYOROO 0 C641 F1G1E221A090 220 ERJ3GEYOROO 0 C642 F1G1E221A090 220 ERJ3GEYOROO 0 C643 F1G1E221A090 220 ERJ3GEYOROO 0 C644 F1G1E221A090 220 ERJ3GEYOROO 0 C645 F1G1E221A090 220 ERJ3GEYOROO 0 C646 F1G1E221A090 220 ERJ3GEYOROO 0 C647 F1G1E221A090 220 ERJ2GEJ000 0 648 F1G1E221A090 220 ERJ2GEJ000 0 C649 F1G1E221A090 220 ERJ2GEJ000 0 C650 F1G1E221A090 220 ERJ2GEJ000 0 C651 F1G1E221A090 220 ERJ2GEJ000 0 C652 F1G1E221A090 220 ERJ3GEYOROO 0 C653 F1G1E221A090 220 ERJ3GEYOROO 0 C654 F1G1E221A090 220 ERJ3GEYOROO 0 C655 F1G1E221A090 220 ERJ3GEY
17. y LL 59 KX TDA6174XJ 6174 t v INVHOVIG O9ILVIW3HOS QVO 919193 Xt4VL9VO LOON PXtZ L9V COLLO Ve VEENZOY T e 2 0 33A 19 4 019310 10 1112 0 12 011148 01138 9 Se IE VEEVEEVLOEL 1 i z on lt ge Hrozo 9 U olisa mm i 2 AW ig 1 onas gt MAL 8 q I i HH cir 8220 2 S gt v RLY oec g N HeOrdL fs H LA 1 1717139 E Vice Zi 54 i noah zg gira 86 o post 27009 nis 9 MOLADS A HLOZO g 8 2 Ef 28 Lm SZR acosp ZINN NV fief 225 2 1 rm ls e TZIINOA 2 2 4 1 07988 or lw
18. C12 Ree 26 2 Q4 11 89 TP12 R43 652 TP38 8 VREF Q2 9 at DTMFRi2 C14 R24 TP28 s a paH Ms TOE4 4 R45 ay 1 953 4 2 TEST2 2 13 TOE1 DIMER 018002 Ree TP30 14 INM4 nREST 11 89 537 40 16 15 4854 CLKSEL 16 GTSEL1 OSCI m2 17 GTSEL2 1 18 Vss i i vaqa 19 i Cm 074 G TOE signal lt s gt 4bit DATA output 18 1 5 POWER SUPPLY KX TDA6174XJ KX TDA6174X A constant current power supply HIC provides 30V ring side OV grounding to SLC The maximum feeding current is 30mA i 15V I TIA Q2Q4A En TPAISA M i m R204A Q200A RL209 amp 1 422 Q203A 15V 4 2 CN200 RL200A m i 9 9 D TP409A p b 5 5 RL202A 28 52 OUTI 2 Ri HOOK R202A TPA14A RING BELL lt FQ Ti Ze lt lt amp Be 8 D202A 2 6 Q201A 8
19. 7 ML029 Be gt 85 VEIS 30029 SZE NV 21 N d 015 Ove e S QUA H9 O9 39 09 HZ O2 O2 88 1 no RI NW MPOZO 0 0 208 1 7206 M i 0 288 c 61 6174 9 6 INVHOVIG O9ILVIW3HOS QVO 912193 Xt4VL9VO LOOl PXtZ L9VOLLOO 9 9 6 Laster V0 Nr029 Vu 579 w 8 sv EIE 4 i NH Or ASH TPH SESS 21 NZOZTH 3 2 181 e pm T V ad A 2 LUA Quee S t G FPIOOH 09 51020 7 N 1 Fino V TER ots 1 0710 NsiwaDOHAOS 0020 E NV ET L LOS ven me N60pd1 N 07185 _
20. S i m 33A w 1 ves rr 00221 Hir zar 02 1004 0 vis ie ong 002 9 pna Fest ZINOOH 7 i Y HEOZ 1H 13534 ZIMW SLE 1 n4 Jooamw Heiva TT C omaa Ir 1229 50 1 5 5 jaxa g SEDIT rag as ce iC C te SHTIO 104 0708 1984 1706 vo 158029 0 0 eas MM eas eas 8 9 0 eis ATH spe 510 2AN 4 fst Ww 2 54 i 1977139 1 d onsuOc0zH 91029 5 oS N 1 90020 NI V 8 MA ail i ZO Jaan y m SELL 900291 i Ho 221 002 n 3 Fes So 9 gz 9020 1 MOAT GINO 4 0 208 adir f g 5 1 H9 99 29 HZ1 OZL 3ZL OZ1 O8 L ZOS savar 8 00 4 1 lt 1 ozas vr de 0
21. i VO 020 I VO 1 O ra E l lt TAIN 06 8 9 viral 54 0 188 w E 1 S lt lt noL SA x JA amp oU 8 22 ELT E N 2 9 700221 109 h on old viozo h Venc ds 5 i OCC vervas 2020 lt 1 As 8 i SUMA OIMN m 99 39 99 0z L 321 921 99 500213 1 9 99 39 09 921 92 02 08 Ie BW T 1 92S 064 1 i X 4 voca 11 57 KX TDA6174XJ 6174 v Z OLLVIW3HOS 9 2163 X 4L9VQOL2OI PXTZ LOVO L 08 COLL 72278 GB Te g g E 02 113 1 tc ke 42218 H 9 1 62 V L S8 L 19022 Geoc ML 101941
22. 5 2 p Po 5V pulup 5V pull up T 2 9 o 2 inger output 5V pull up ni 2 9 5 2 L Fixed 5V pull up 5V pull up L Fixed 5V pull up 5V pull up I 2 4 9 o 2 inger output ni 2 9 a 5 2 I 2 9 o 2 inger output HOOK15 DT EST15 9 o 2 Ulo ELI 218 7 216 9 zo LS 5 5 35 KX TDA6174XJ KX TDA6174X 9 3 1 601 CPU MAP eom eco LOT C OD Om OL CN N OY et A M M LL NON ID OrAMTOOR 00000000000 poeta Qoooooao 30200 C000 0000 OO 00 00 0 lt lt L 4 22225252 995555 99555590999 S on bo SOY Xxo OSQE SQ pha seisi 558299 8 8 e 999000558 288558855 90990090 zo xxetee ESE Qeto sog gt SEASTHCO O QBOEESSEE GOGOE ESSSEERR 88558858 9825
23. 90 Pp 1 L Board classification judgment Use undecided po _ _1_ __1__ Board classification judgment Use undecided o 87 jp tT H H Operation L Debug O 86 PB3 L Flash memory Busy 85 Pez 1 Noted 00000001 pat o 7 83 Po 0 36 KX TDA6174XJ KX TDA6174X 10 HOW TO REPLACE A FLAT PACKAGE IC Even if you do not have the special tools for example a spot heater to remove the Flat IC with some solder large amount a soldering iron and a cutter knife you can easily remove the ICs that have more than 100 pins 10 1 PREPARATION solder is left at the joint on the board the new IC will not be attached properly e PbF Pb free Solder e Soldering Iron 10 3 INSTALLATION PROCEDURE Tip Temperature of 700 F 20 F 370 C 10 C 1 Tack the flat pack IC to the PCB by temporarily soldering Note We recommend a 30 to 40 Watt soldering iron An two diagonally opposite pins in the correct positions on the expert may be able to use a 60 to 80 Watt iron where PCB someone with less experience could overheat and damage the PCB foil e Flux Recommended Flux Specific Gravity 0 82 Type RMA lower residue non cleaning type Note See ABOUT LEAD FREE SOLDER Pb free P 3 Temporary soldering point 10 2 REMOVAL PROCEDURE Be certain each pin is located over the correct
24. TPA10A M2014 m RL202A T AG DG RL202A D203A 1 6 PULSE DETECTION When a telephone initiates pulse dialing this feature detects the pulse dialing signal When the telephone initiates dialing changes in voltage is detected by the RING terminal in HIC and this information is transmitted to the HOOK terminal Example 3 pin 200 as Make L Break H signal This digital signal is received by CODEC IC Example 35 pin 1 201 and recognized as dialing signal Both 10pps and 20pps can be received The dialing speed is analyzed by software MWDCO 15Y D202A TPAIBA TP420A CN200 5 RL200A eval A E TPAMA 1 200 m f CUM m orm Teu T vet RL201A b 2 CN201 2 RL202A 78 1 ALIN 2 59 5 D 8 7 mt HOOK re F202A ane pene T 30 8022 nu E i 5 4 RLBO2A x 203A 5 o HS 9 3 DP t TP410A VPE dor D A m RL202A R203A Lo 19 CODEC KX TDA6174XJ KX TDA6174X 7 7 HOOK DETECTION The off hook status is detected when the telephone is When a telephone is off hook change in voltage is detected by the RING terminal in HIC and this information is t
25. 1 605 6 2 02 8606 098 Ut 011 RATIS 3 5 50605 6 RA608 06455 RAM C625 1C200H C202H 4 R202H 201 R203H C200H S 55 C201E dE R203E Q200E RAGOT RA606 4 RASSE 6 18 5 RAST 468848 4 6 08 16203 UJ 203 0210 102008 102028 4 R202B 62018 R203B C202N 1 R202N 201 HH R203N A 0200 5 552 200 Su ES 04 D201E C203E 02018762038 RL203G RL203E 02036 RL202F R207A 208 N D2034 N 42 34 RL200 D202A M TDA6174X ESLC16 BOARD COMPONENT VIEW TDA6174XJ KX KX 67 KX TDA6174XJ KX TDA6174X 17 2 Bottom View 0800 Re07 C801 94 802 dp 315 8037 s 825 440806 R813 E
26. 20 157 D202A T OAM RL201A 1 200 Q201A B N IN CODEC a ie Ls no ALIN 28 C2008 4 5 z T1 Aur T gt i 2 HOOK 10 D FING BELL Paty ENS 30 M 15V i TP403A 4 Th pae i 2 5 2 RUZOZA 4 amp SW 7 D203A ru Baro 4 i 2 m BA 1 O 5 1 TPASDA io or RL200A B n Phi 201A m RL202A R203A CN201 AG gt 29 7 4 DTMF SIGNAL DETECTION Each port has its own DTMF receiver The receiver detects the signal using IC1 for port A through D IC2 for port E through H 1 4 for port through L and 1 6 for port M through P The CODEC detects the DTMF data to be effective at EST terminal H This information is detected in the EMPR via SAMSON then DTMF signal is detected by EMPR reading the DTMF receiver data that came through the SAMSON local bus Lola La a m 1 S nESEL 38 DTMFRIO m TR ypz M ESTISTD4 TP10 051 EST STD3 4 TESTI EST STD2 1 4 44 EST STD1
27. Caution To protect the back board from static electricity do not touch parts on the back board in the main unit and on the optional service cards To discharge static touch ground or wear an earthing strap ESLC16 Card Function 16 port extension card for SLTs with 4 power failure transfer PFT ports LED Amphenol To extensions Accessories and User supplied Items Accessories included Screws X 2 Ferrite core X 1 User supplied not included Amphenol connector KX TDA6174XJ KX TDA6174X Pin Assignments Amphenol Connector No Signal Functon No Signa Name __ Funetion _ RA 28 TA Tip port 2 RB Ring port22 718 2 RC Ring ports Tippot3 4 RD 29 TD J Tppot4 5 RE J Rngpot5 fso TE Tippoto p RF Rngpot 7 Ring port 216 7 RH reser 9 ju Q Rngpot9 41 9 15 RO j Rngpoti 5 40 TO 15 1614 6 fat TP 6 dec opt LED Indications Indication Description CARD STATUS Green Red Card status indication OFF Power Off Green ON Normal all ports are idle Green Flash 60 times per minute Normal a port is in use Red ON Fault includes reset Red Flash 60 times per minute Out of Service KX TDA6174XJ KX TDA6174X Fasten
28. 1 1 coii n 1 zgs 9F 07139 oas tsi s 9 p LL 8 6 2 viv 60 61 6174 No 3 16 3 p L INVHOVIG QVO 912193 XtZVL9VO LOOU PXtZ L9VOLLOO 2 9 175020 B lel i MA ronan on w S2 Ta 09 a I oa 8 3 T8 i ASI TEXAS Q EAR V meh 139 W S gt 93 55 roe AE S Torga ONOS a 022 4 8 of 8920 e 15 ravrafOL AOS 20 S Z 21 N 8 41 1 N ra zvano fuas zzo 0708 00201 rezo 99 V LOS 0 188166 ue DOZNO g al os 18686 I 551 21892 Tel zg 075 3 81153 V 8 a H9 99 39 09 HZ 1 IZ 1 071 88 S giooH 0020 or tw lt _1 200 ig
29. 20 GNDA3 59 Fsc 31 82 SOlvouts DRB 30 DXB 29 TCB DXA 26 22 1 DCLK 1 amp 2 8 504 0 13734 vDDD 24 461 GNDA4 63_ TCA 22 1 GNDA1 7 503 0 31514 0 1 sB4 1 SB1 2 5041 O sp4 o CHCLK2 6 503 1 DESCRIPTIONS NOTES L Fixed 5V pull up ACT EXTENSION PIN No SIGNAL NAME PORT CODECIC201 EXTO 5010 BEMO DIAG RLYO SH HOOKO SO 5020 521 520 5030 12 S381 550 pTEST2 S040 BELLS 584 1 5141 CODECIC202 inger output elf diagnosis switching 5V pull up L Fixed 5V pull up 5V pull up L Fixed 5V pull up 5V pull up L Fixed inger output Eu 5V pull up 5V pull up L Fixed 5V pull up inger output o A 2 ni dl lt gt 8 218 gix eio ge ge ojo 5 5 5 2 s 9 inger output o 2 ni gt lt gt 8 218 gx 2 ge elo 518 5 5 DT EST3 BELLA HOOK4 DT EST4 BELL5 HOOKS DT_ESTS BELL6 HOOK6 DT_EST6 BELL HOOK7 DT EST 5V pull up L Fixed inger output 5V pull up inger output 5V pull up o 2 ni gt lt gt 8
30. 858 8558 CON 95 Brees S9 85885588 m TEEERD SPI SCR Sr Boas Zu 23 bi sbbb5555 ooh ez 888888 ze pu ODOOODODOO OOOOOOOO i 179 121 322225 hui 60 1221 LDHW O g gt GND 050 123 HW o 124 HW CLK 1 GNDLITI9 125 HW GNDITI2 1261 NETREF GNDLIO4 127 EUH GND RB 128 GND 128 SHW GND 82 130 SHW_FH QND 6 BE 8 IRON 10 29 2I 22 ALE GND 231 CS DMA GND 24 CS SAM 55 55 27 AVDD 191 58 ner 30 ua pn RESET VBD 32 3 3 VDD 106 3 VDD 3 VDD 3 VDD 83 VDDIB3 VOD BE sala VOD 12 2 AQ LA 11 PLLVDD 5 42 LATO 43 45 PLLGND 3 48 Late PLLCLK Pam PLLAT1 amp 431 LA 3 59 2 cals 08131133 C CS 2 T34 211077 51 5 13 86 0 5 0 36 14 DIS d37 151 014 DOUT T38 16 93 DIN I39 0 140 18 LD 1 19 2010 Or OUAIS Qr cereeeee ARRRARARAA aaa aa
31. NG y 2 R204A Q200A i 2 2 9 8 TPa20A RL203A pr D202A TP418A RL201 CN200 9t 1 so IA s ERA 1C200A A 18 TP409A 5 14 CN201 2 C200A ny D TOUT YP GA pae T gt coita 4225 4 20 E A 12 11 BAAL i 8 430V ary 15 RL202A x i SP 5 45V 0203 Pe AG 84074 TP410 1 AW 9 RL200A R203A gr C203A CN201 2044 m 21 KX TDA6174XJ KX TDA6174X 7 11 POWER FAILURE SWITCH FEATURE 4 out of 16 lines have switching relays RL200A D installed in order to enable the outside call during a power failure The line connected to the outside call card will be directly connected to the CN201 202 located in forward part of the board via a 4 conductor TEL cord In the normal operation mode it breaks the power failure switching relay and during a power failure it makes the power failure switching relay to initiate Power failure direct connection mode
32. Replace 0800 18 the voltage and frequency of 0800 6pin about 3V and 25Hz of rectangular wave NG Check R154 about 220 Replace R154 OK Is the voltage of IC200A P NG Replace Codec 1Opin High OK Replace the RL202A P of the normally functioning port IC 1C201 202 250 251 controlling faulty extension 28 KX TDA6174XJ KX TDA6174X SLT cannot make a call all ports of a certain codec Does this occur in a specific Check soldering of terminal port or all ports of a certain of the defective Codec IC Resolder the defective parts 1C201 202 250 251 codec Specific port OK Replace Codec IC Measure the voltage NG between T and R Check 1 200 Replace the defective part Is it 28 V or more Yes Connect a telephone to the disabled port Does 3 of IC200A P become L when the handset is off hook Is the collector voltage of pin 14 of 1C200A P 10V or more when the handset is off hook Replace 200 Check connection between 2 and 3 pin 6 and 7 pin of RL202A P relay is OFF Replace the defective part Replace the 200 of the normally functioning port Replace Codec IC 10201 202 250 251 conrolling disabled extension OK END 29 KX TDA6174XJ KX TDA6174X SLT cannot output DTMF all ports of a certain codec Check sold
33. aa S 19704 AS ONAS ATadd 144 se 2696 0 7 0 10 924 oso 144 se CM 6 HOd 4d ON se 88 GHHOd LIso w1 q 10 40 19 v 99 10 _ V LO LO Se Sues gt 4 se owes Jo ug Aejay ieq duyBur pa maoxmoamuiao gt 168 ALSASU a lira bury 1 53 g aayos 1 di ldd b 28168221 1 Oq iri 4016 23 109 1 OA 23 23 10 510 o3 2 5 ZHNW 8 9L 14291 691 13931 J N Hboer Berang UM ldd QN9 D uppee4 2 di 95 ejes ldd 10 41 13 KX TDA6174XJ KX TDA6174X 7 CIRCUIT OPERATION 7 1 CONTROL SYSTEM CIRCUIT 7 1 4 CPU Peripherals e CPU System clock 12 288 MHz C601 Data bus 16bit Address bus 23bit e Flash ROM 512Kbyte C602 Flash memory consists of two areas boot space and administration
34. t 2 UIST wr earsusa 160 T A hoor you 300 tarsa 60151188 60 c9 poor 300 THISS sz rad1S 1S3 Z ora oM ot Lo 065 016 163 Z ony wee T mess wp sr 13S3US LANI T 11 81159 9 S v lt vli 53 KX TDA6174XJ 6174 5 6 VON OILVIN3HOS 919153 XvLL9VO LOON CXZ 9 15 0 p 0 9 oo I 529 vost EN 88 SIONS 191 2215 18 100 sNasi m 089 esa 99 84 10821 6184 15 1 8838 S 0 0 Moor cost 197 n 0 ON oo Isi IN ne e zogr 88 00874 9 ON pn Wee 9 2 99 2 39 2 09 2 21 2 021 2 3 1 021 2 AQ 0SGAW wh 10894 N 9 D 4 ul 9 88 P 3 ES g 0 8 2 m 2 ed
35. 00221 NI eee g Las 1 2 185 00ZNO 0 IS 99 n NOOZO 8 54 3 8 Wo NbOZO NZOZY i X NLOCGQ 1 1 LIS LA I E En x 1 Tro 029 Vu me s yle lt OV 2 wedca oa Assy z 3 28201 91 EMT noceprtonoer See 248 1 2 Tag ie Wwe 93 88941 7 8541 5 NUR 12024 3 441022 Im v 221 51 29 wsiralOL AOS 770020 875 ZHI OA NIV Zr N T J9 8 1 INO0ZOI I 9 wera i s 7 ON ssag ogHzi ozi azi Ozutag 1 Nezval 2028 ON wera LOZ 1 1 mmaa a LL lor 9 6 1 vIe 63 KX TDA6174XJ 6174 v v INVHOVIG O9ILVIW3HOS QVO 919193 219 01 19 1 9 viv LL
36. A S g 1 5 WAR Sie ro 2 9 v 1 9 lt 098020 42068 94 NC ZNR22C ZOZNO 200014 P V 9 99 39 09 6 96 96 98 lt 1 oezvdi oizva102024 58 61 6174 6 Z ON INVHOVIG O9ILVIW3HOS 919193 219 1 19 1 1 C216 15 AR 518 9 100K L a VONO Vo 360618 u i mim ye no 4
37. a4 013 A 20 1 1 8 4 AG TEE E a EI MD1 a je MD3 TP1016 DIO 1 17 D I TP1018 7 012 15 NMI AD2E TP1019 7 15 710208 Day PBO TPO TIOCA2 ADS Z uiri PB1 TP1 TIOCB2 AD6 e D 1 971 PB2 TP2 TIOCA3 AD7 D 7 D I 85 PB3 TP3 TIOCB3 12 288M 16 1972 PB4 TP4 TIOCA4 ck 433V 2973 PB5 TP5ITIOCB4 TP1015 18 PB6 TPG TOCXAM TCLKC 13 3 1 975 91 PB7 TP7 ITOCXBA TCLKD 38 38 63 83 5 58455 Vcc80 20 12976 PBB TPB RXDO Vcc88 sS 55 5 55 21 Tear PB9 TP9 TxD0 22 PB10 TP10 RxD1 Vss4 4 59 88 88888 gt Vss24 25 Teoste 58 PB13 TPISIRQS SCK1 Vss32 32 99 899999 26 TP982 14 6 Vss41 41 27 TP983 gj 10ppB15 TPT5 IRQ7 Mese ES 55 4 51 PAQ CSA TIOCAO Vss70 20 qe 1066 Ie 2 PA1 CS5 RAS Vss81 ter X601 WAIT 13850 89 PAZ CSG TIOCBO Vss82 WR 4 PASICSTAWAIT Vs92 92 IC604 12288MHz n 603 68 ig 55 PA4 WRL WR h NT amp xoUT 8 PAS WRH LBS Ble 33V nRD 989 PA6 RD XTAL 2 8 5 x VDD 2 ANN 1946 PA7 BACK R602 be 44 4607 TP1106 en amp lrAsEL 5113 6 k 10K 842 0 EXTAL 23 22 AW 106 5465 so RES 16 22 333V 333V 3 3V Normal 3 3V C621
38. 8 nPOW 9 nRST 9 91 p 51 1 5 1 601 D 8 TP99 024 TP1044 0 9 DADO Firmum Roc 33V 12 10 2 TP99 688 P1026 99016 TP1046 e reos 4 AD11 A3 zs TP99 85 rero2r Am Teroare 5 le Ear orsus apu Vm mar Nm A A Te Rae 0 apis rl 48 TP1030 ft qose im web rPessie 191 15 28 1031 210 1051 AL AG laol ji PT 2 956 PAS AH IRGOUT A10 a1 693 T1034 8 re1054 e 10 10 TP957 9 62 PA10 DPL TIOCA1 11 33 sS vh 1035 280 11 11 11 1 12 34 TP100 1036 1 18 12 12 959 PAT2 IRQU DACKO TCLKA A13 as 100 7S TPiosz 46 5 rez 13 9 0 PA13 IRQT DREQU TCLKB A14 36 100 6 1038 Sele 14 1 981 G7PA1A TRQZIDACK1 15 az 100 TP1039 20 7 P1059 15 TP962 68PA15 RQG DRECH A16 39 zu IP1040g 1 18 TP10605 A 18 7 1041 4 1061 13 80 Tee 220 Tso Aia la EN TP1042 i diio TP964 CSTICASH 19 43 TP101 TP1043 210 7 rP1063 19 4 9 5 52 2
39. AG TPA410 ANY R203A BY TP421 04 TP423A 201A MWDCO 7 8 NC y 4 R204A Q200A 2 olg 8 TP422A RL203A p Q203A 8 9 D202A 18 TP420A i i K Wi Power failure PU T Q201A itchi relay 8 1 200 PASA iSo ver AA ru C200A y n A amp TRIGA v 5 TPA14A 5 2 HOOK 5 H R202A E FING TRAITA Pen R gt 30V elisvy gt 15V 3 8 Ew 8 x i i 7 12 BELL SIGNAL GENERATOR Bell signal for ringing an SLT is generated by amplifying the 20 or 25Hz square wave provided ffom EMPR card to AC75Vrms onboard The SW power supply in the BELL circuit generates between 160V and 100V of voltage by switching the 40V from the power source at 125KHz frequencies The Bell signal picks up the square wave provided from EMPR via a photocoupler and it is transformed into SIN wave then amplified to AC75Vrm bell signal by the amplitude between 160V and 100V of voltage Mainly 30Vdc produced by SW power supply When the Bell signal is not needed bell signal voltage generating circuit can be turned off by transmitting H signal from P21 port BELL CNT of ASIC to reduce the power consumption Bell circuit for po
40. 1 1 100 10 S C205 F1G1C104A083 0 1 1 100 10 5 C206 F1G1C104A083 0 1 1 100 10 8 C207 F1G1C104A083 0 1 1 100 10 S C208 F1G1C104A083 0 1 1 100 10 5 C209 ECUV1A105ZFV 1 1 100 10 5 C210 ECUV1A105ZFV 1 1 100 10 5 C211 ECUV1C224ZFV 0 22 F2J1H1000008 10 C212 F1G1C104A083 0 1 F2J1H1000008 10 C213 F1G1C104A083 0 1 F2J1H1000008 10 C214 F1G1C104A083 0 1 F2J1H1000008 10 C215 F1G1C104A083 0 1 F2J1H1000008 10 C216 ECUV1A105ZFV 1 F2J1H1000008 10 C217 ECUV1A105ZFV 1 F2J1H1000008 10 C219 ECUV1A105ZFV 1 F2J1H1000008 10 C221 F1G1A1040006 0 1 F2J1H1000008 10 C222 F1G1A1040006 0 1 F2J1H1000008 10 C223 F1G1A1040006 0 1 F2J1H1000008 10 C224 F1G1A1040006 0 1 F2J1H1000008 10 C225 F1G1A1040006 0 1 F2J1H1000008 10 C226 F1G1A1040006 0 1 F2J1H1000008 10 C227 F1G1A1040006 0 1 F2J1H1000008 10 C228 F1G1A1040006 0 1 F2J1H1000008 10 C250 F1G1C104A083 0 1 201 4 70009 4 7 C251 ECUV1C224ZFV 0 22 201 4 70009 4 7 C252 F1G1C104A083 0 1 201 4 70009 4 7 C253 F1G1C104A083 0 1 F2J1H4R70009 4 7 C254 F1G1C104A083 0 1 F2J1H4R70009 4 7 C255 F1G1C104A083 0 1 F2J1H4R70009 14 7 C256 ECUV1A105ZFV 1 F2J1H4R70009 14 7 C257 ECUV1A105ZFV 1 201 4 70009 4 7 C258 ECUV1C224ZFV 0 22 201 4 70009 4 7 C259 F1G1C104A083 0 1 F2J1H4R70009 4 7 C260 F1G1C104A083 0 1 201 4 70009 4 7 C261 F1G1C104A083 0 1 201 4 70009 4 7 C262 F1G1C104A
41. 1 No 1 v L QVO 919183 9 1 9 ein yen e 9 X9 s eZ LOL YANI ET ET 2 Sz 2301 21531 T Sz 2301 21531 7 1 ANY ANY COL eso yor 10 301 SO a00 Sea _ z vaol eWNI Or rm Soor Wag gu P HERI z OF ott ola LO 5 1 IT 6 4 zo 8 IT FENIN 5 glo u m w w t tzia TE 0 zso jz 60 xor Eeu nor a ist i 05 d ELT TE vo S rn bu pot EST feta 5 m P ui we 1015 1689 1 027907 EUIS TE 11831 79 EIS 11831 f S ANY 8 A
42. 1 EFI Oo AS ASH uL WV 1 1 als 1 ATH A0e 4 9 RZANI 1 Z pena Vo emaa V A 1138 B w TN B mr j ava 320247 MEE 972 9222 MOOH u 1 orya POLAOS 41020 2 m 1991891 tisna ino uhe Az 51 N 29 1 tri 40020 875 f zd m 8 D pues 22713870 OL Br E Aie 07 88 300221 7 Ore ivano u asas 002 2 O LS oe tri 4 3 Je E V MS sc TOON 15 TSIM i 3 0 CN i HH 30020 5 W ANY p 20000 4202H 1 41020 i 01138 x o To 90025 T ro 38025 AN 1 ov i Os i 9a gt S Ta AOE q 9 amp Me 14 _ AE a ET 20 EETA E 11389 WV gt 5 1 N ns 31029 ZI TIIN ols M 29 Mn asira PO WAOS 30020 876 2 1 70 i 1 i 300221 i i i TETAWW 1 SS 1 9939 09 HZL OZL 3ZLO2V08 L 1 30020 lt 1 ON 01148 01
43. 100V and AC 75Vrms are required onboard voltage levels are generated onboard as written below 40V INPUT BELL SIGNAL 100V 100V 30V INPUT n As M SLT POWER SUPPLY OPERATIONAL 15 INPUT FP ANPLIFIIER RELAY DC DC 3 3V ASIC DTMF R CPU SRAM FRASH ROM CODEC 5V 55 15 151 17 170 s 15V on Ud 15 F 211 140 216 T Coa ois TP184 8 Q14 D12 136 274 Be 19 5 C86 8 DG 5 R134 Z P G i t D14 15 b L 231 Li ONOFF Vin 8 x POWER_GNDA3 2 Vss R140 3 Vout EXT 4 1 iirp485 5V 3 3V C56 1210 1 TP233 n J H 1 ON OFF Vin 54 1 BS 4 2 VES 16 L 3 Vou 4 DIOR 011 232 P G C65 T DC DC converter that generates 3 3V and 5V from 15V input from the main power supply It consists of a circuit that steps down the voltage from 15V to 3 3V by the switching power supply of IC10 013 110 and a circuit that steps down the voltage from 15V to 5V by the switching power supply of IC7 012 and L7 As protective circuits 4 that protects from 3 3V short circuit IP5 that protects from 5V short circuit and an overvoltage protection that breaks IP1 by turning on FET Q14 when a rise i
44. DC DC Power Supply Input 15V Output 5V 3 3V Input 40V Output for Bell ringing relay 160V 100V Power Failure Forwarding Function 4 lines supported Self Diagnostic Function Carried out with outside line interface in a pair only one port Speech path test Dial pulse test DTMF test ASIC EC bus interface function H 100 bus interface function Digital PLL function Local bus interface function Time switch function Gain controlling function FIFO DPRAM function Designated telephone control interface function HDLC included Intelligent PIO function Control Unit SH 1 SH7020 12 288MHz Flash ROM 512Kbyte SRAM 128Kbyte ED Display Circuit Card status indicating LED Two colors Red Green External Interface Connector Extension interface 50pin Amphenol connector 1 Power failure forwarding 4pin modular jack 2 KX TDA6174XJ KX TDA6174X W DA 9 Basic Shelf KX TDA600 Expansion Shelf KX TDA620 BUS M Card Slot Free Slots Free Slots PSU Slot PSU Slot EMPR Card BUS S Card Basic Shelf Expansion Shelf KX TDA600 KX TDA620 KX TDA6174XJ KX TDA6174X 5 1 INSTALLING REMOVING THE OPTIONAL SERVICE CARDS Slot Condition Card Type Slot Type KX TDA600 KX TDA620
45. in the intercom circuit and a voltage is placed on the 9 pin RING terminal This change in voltage turns off the driver transistor of the BELL relay in HIC and it breaks the BELL relay BV 201A 2 TP413A Td R207A TP421A O204A 42 E N C Q 2 Tani R204A Q200A RL203A E D202A 4 TP420A 6 82711 201 Cg CN200 2 1 200 TP409A ZNR20A m RING H ZNR21A 3 RL200 m RL202A CN201 20 1 9 SURGE PROTECTION ZNRs installed between T and R and between T or R and FG protect from extraneous surge MWDCO KX TDA6174XJ KX TDA6174X R207A 21 Q204A AAA ie o 2 TPa22A
46. it Bell signal OFF The 16 ports do not ring simultaneously They are divided into 4 layers to control ON OFF They are divided in to following 4 groups The ports in the same group ring simultaneously 1 5 9 13 2 6 10 14 3 7 11 15 and 4 8 12 16 dicm uan Bell signal 1 201A 412 41 TPA21A 2 NC 204 s 204 Q200A 15V D202A TPA20A TU TP E 201 1 8 8 RL201A CN200 RL200A 1 200 i 18 f t TP409A 14 8 200 y x 8 TEA GA 20144 isi N w i lt FG 430v ei BAL gt 15V 5 RL202A 5V D N 5 D203A e 410 ANY i I R203A 2 CN201 C204A D lt 23 KX TDA6174XJ KX TDA6174X 7 14 POWER SUPPLY VOLTAGE GENERATOR The input from the main power supply is in voltage levels 15V 30V 40V Since the voltage levels 15V 5V 3 3V 40V 160V 100V
47. pad on the PCB 1 Put plenty of solder on the IC pins so that the pins can be completely covered Note If the IC pins are not soldered enough you may give pressure to the P C board when cutting the pins with a cutter 2 Apply flux to all of the pins on the IC 3 Being careful to not unsolder the tack points slide the soldering iron along the tips of the pins while feeding enough solder to the tip so that it flows under the pins as 2 Make a few cuts into the joint between the and its pins they are heated first and then cut off the pins thoroughly Specified solder 10 4 REMOVING SOLDER FROM BETWEEN PINS 1 Add a small amount of solder to the bridged pins 2 With a hot iron use a sweeping motion along the flat part of the pin to draw the solder from between the adjacent pads bridge Z When you attach a new IC to the board remove all solder N X left on the land with some tools like a soldering wire If some 37 KX TDA6174XJ KX TDA6174X 11 TERMINAL GUIDE OF ICS TRANSISTORS AND DIODES C1CB00001561 C1CB00001980 000368 COJBAB000535 000179 1 00001775 CODBAJDOO003 EHDHA1846A E PQVTDTC143E PQVTDTC123bE PQVTDTA114EU 25 4081 25 1218 CODBAHZ00012 CODBAGZ00029 C1CB00001432 B1DHCD000018 B1DFDCO000002 ee B1GHCFJJ0007 Cathode An
48. remarks column shows quality of the material and a flame resisting grade about plastics 5 RESISTORS amp CAPACITORS Unless otherwise specified All resistors are ohms 0 10000 1000 All capacitors in MICRO FARADS uF P uuF Type amp Wattage of Resistor Type ERC Solid ERX Metal Film PQ4R Carbon ERD Carbon ERG Metal Oxide ERS Fusible Resistor PQRD Carbon ERO Metal Film ERF Cement Resistor Wattage 10 16 1 8W 14 25 1 4W 12 1 2W 14W 2 2W 3 3W amp Voltage of Capacitor Type ECFD Semi Conductor ECCD ECKD ECBT PQCBC Ceramic ECQS Styrol ECQE ECQV ECQG Polyester PQCUV Chip ECEA ECSZ Electrolytic ECQMS Mica ECQP Polypropylene Voltage ECQ Type ECQG ECSZ Type Others ECQV Type 1H 50V 05 50V OF 3 15V 0 6 3V 1V 2 100 1 100V 1A 10V 50 1H 50V 2 250 2 200V 1V 35V 1C 1J 63V 2H 500V 0J 6 3V 1E 25 25V 2A 100 1 4 1 CABINET AND ELECTRICAL PARTS LOCATION Ref Part No Part Name amp Description Remarks No 1 PQDF996Z SHAFT 2 PQHR10005Z SPACER 3 PQUB1422 LEVER EJECTOR 4 PSHD1088Z SCREW 5 5 11062 6 PSHR1238Z SPACER PANEL LIGHT 7 PSHR1272Z REVET 8 PSMH1212U PANEL FRONT 9 50510202 TORSION SPRING 41 Part No KX TDA6174XJ KX TDA6174X Part Name amp Description PSUS1021Y TORSION SPRING 14 2 ACCESSORIES AND PACKING
49. reset operation is not carried out because the voltage is retained by the capacitor in the power supply After HALT from EMPR is detected at the DC power down port CPU goes into the sleep mode by executing the instruction of SLEEP At the sleep mode the CPU Clock enters the halt state while the contents of the register the internal RAM and the 1 port are maintained When the instantaneous power interruption is released HALT is negated and CPU is recovered to the normal mode by the detection of IRQ0 L 0000000h Program memory Flash 4Mbit Area 0 0000000h 0007FFFFh 1000000h eSAMSON Area 1 2000000h Data memory SRAM 1Mbit Area 2 2000000h 201FFFFh 3000000h Area 3 4000000h Area 4 5000000h SH1 On chip peripheral modules s Area 6 8000000h 5FFFEC8 SCI channi 7 Area 0 RT ITU common SEFFF04 SFFFFOE _ SFEFF22 7 5FFFF40 C000000h SFFFF50 coo SEFFFGO SEFFFO 5 6 F000000h Data memory 2 LPR internal SRAM 0 i 5 WDT 00090 SFEFFCO SFFFFC2 5FFFFC4 PFC i 5FFFFFO TPC KX TDA6174XJ KX TDA6174X 7 4 2 1 14 ASIC
50. space Administration program can be rewritten through downloading 0 4000 6000 Boot 128KB 8000 10000 20000 30000 40000 EE Administration 384KB 70000 e SRAM 1Mbit 1C603 Used for the data buffer for CPU work area and PT communication e Reset Resets of an ESLC16 card are roughly classified into the two kinds ASIC reset and LPR reset After the release of the ASIC reset the LPR reset is released by the soft reset from the side of the main card and the LPR program is booted Type of reset Reset method ASIC reset ASIC reset is reset under the AND condition of reset signals negative logic listed below Reset by reset IC Hard reset from the main bus Reset by EC_RST signal Soft reset from the main bus Released after the specified time LPR reset Soft reset from the main bus Software reset gs 23 System reset 32251 45V m LED LED Reset IC t B Rea QD Green gt E HST Z e LED Operation status indicating LED Two colors OFF Fault Red ON Fault RESET included Green ON Normal Line not in use Green Flash 60 minute Normal Line in use 14 KX TDA6174XJ KX TDA6174X Orange OUS Because OUS needs to be controlled by EMPR reset terminal and port control terminal are ORed to generate OUS e Instantaneous power interruption operation When instantaneous power interruption is 300msec or less
51. xf oof 01 02 3 3V 33V 0 04 0 01 0 0 10 lt lt lt 1 2 3 4 5 6 7 8 9 B 2 1 B 2 1 3 2 1 B 4 0014 1 1 6 Vcc 3 3V 16 18 FLT602 3 9 19 1 13 Vss27 Vss46 5 14 3 6 8 433V A20 NC ST TS NC13 It AT BYTE 14 8 nWR JWE 15 nRD OE CE RESET 16 18 20 2 24 26 KX TDA6174XJ KX TDA6174X ESLC16 CARD SCHEMATIC DIAGRAM No 4 1 2 65 KX TDA6174XJ KX TDA6174X 7 8 9 10 8 1 4919 1 5G AI0 19 0 8 15 2 7 3 4 82 5 qp Oo nRD 6 t nWR nIRQ1 B 33V 3 3 Tar 9 0 ov ov BELL SYNC 1605 0 TBa nBREQ 4606 N C 1 5F Ds nBACK TES nWAIT
52. 0 01 C641 220P 1 1 H 622 0 01 0642 220P 4 2 0 01 C643 220 4 4 C624 0 01 C644 220 4 4 625 0 01 C645 220P 4 C626 0 01 4 646 220 4 1 4 0627 C647 220 C628 0 01 C648 220 F C629 1 0 01 649 220P I C630 0 01 C650 220 C631 0 01 C651 220P C632 001 C652 220P 4 C633 0 01 C653 220P 4 4 C634 4 0 01 C654 220 4 4 C635 0 01 C655 220P 4 C636 0 01 C656 220 4 1 C637 0 01 C657 220P 638 001 C658 220P C639 0 01 C659 220P C640 0 01 C660 j 220 1 KX TDA6174XJ KX TDA6174X ESLC16 CARD 5 DIAGRAM No 4 2 2 66 61 6174 17 PRINTED CIRCUIT BOARD 17 1 Component View N m ea LO gt 02 EMSLC16 0808 gt oe 0805 02020 1 R2020 02010 jr R2030 02000 S R835 D804 0808 m gt BE 1C200N 12520 SS C264 07888 C274 C272 1C200M C202M 4 R202M 201 4E R203M 1C200J 02021 1 R202J C201J 420 B20 26 627 RS RA625 RA624 LA607 RA623 241 LA604
53. 05 5 T800 G4D1A0000048 TRANSFORMER D4EAB470A005 5 PHOTO ELECTRIC TRANSDUCERS D4EAB470A005 VARISTOR PC800 B3PBA0000297 COUPER D4EAB470A005 VARISTOR PC803 B3PBA0000297 COUPER PC804 B3PBA0000297 COUPER RELAYS RL200A K6B2CGA00094 RELAY RL200B K6B2CGA00094 RELAY RL200C K6B2CGA00094 RELAY RL200D K6B2CGA00094 RELAY RL201A K6B2CGA00094 RELAY RL202A K6B2CGA00094 RELAY RL202B K6B2CGA00094 RELAY RL202C K6B2CGA00094 RELAY RL202D K6B2CGA00094 RELAY RL202E K6B2CGA00094 RELAY RL202F K6B2CGA00094 RELAY RL202G K6B2CGA00094 RELAY RL202H K6B2CGA00094 RELAY RL2021 K6B2CGA00094 RELAY RL202J K6B2CGA00094 RELAY RL202K K6B2CGA00094 RELAY RL202L K6B2CGA00094 RELAY RL202M K6B2CGA00094 RELAY RL202N K6B2CGA00094 RELAY RL2020 K6B2CGA00094 RELAY F1G1H180A565 RL202P K6B2CGA00094 RELAY F1G1H180A565 VARISTORS EEVUD1A220MR ZNR20A D4EAB470A005 VARISTOR ECUV1E104ZFV ZNR20B D4EAB470A005 VARISTOR ECUV1A105ZFV ZNR20C D4EAB470A005 VARISTOR F1G1H103A573 ZNR20D D4EAB470A005 VARISTOR ECUV1E104ZFV ZNR20E D4EAB470A005 VARISTOR ECUV1A105ZFV ZNR20F D4EAB470A005 VARISTOR F1G1H103A573 ZNR20G D4EAB470A005 VARISTOR EEVUD0J331MP ZNR20H D4EAB470A005 VARISTOR F1G1A1040006 ZNR20I D4EAB470A005 VARISTOR ECUV1E104ZFV ZNR20J D4EAB470A005 VARISTOR EEVUD1E6 8 0MP ZNR20K D4EAB470A005 VARISTOR ECUV1E104ZFV ZNR20L D4EAB470A005 VARISTOR EEVUD1E151MP ZNR
54. 0522 0880 888 55 85803445 82001042 99922292 KALLIALA SES SE Keen 50529808 Shes Nee TE geese 67 1 phase detection 77 UsedasnlRQ2 6 1 L EMPRinterrupt 00000000 UsedasnlRQ1 6 Hait 1 H _ DC power down recovery detection 1564 45 64 1619 L Serial WFfordebug 62 ners 1 L Pa O H joue 2 1111 1421 60 Pas BREO L BusrequestfromEMPR 7 UsedasnBREQ 58 PA7 BACK 0 L Response to bus request from EMPR 1564 45 57 PA no 0 L gRedsina UsedasnRD 5 PAS H joue G 55 PA WR L Write signal seasnwR 54 war L jUsedasnWAT 55 Paz o 92 PAD Noted 5 Po ST o X gpeved 5 0 10 pets 7 99 pa S o j 3 98 pa j 97 52 j 96 en 1 1 JpwNtued 95 po j 94 Peo X Serial F for debug jUsedasTXDO 9 Rx Serial VF fordebug 7 jUsedasRXDO 91 Pp 1 L Board classification judgment Use undecided
55. 083 0 1 201 4 70009 4 7 C263 ECUV1A105ZFV 1 F2J1H4R70009 4 7 C264 ECUV1A105ZFV 1 F2J1H4R70009 4 7 C266 ECUV1A105ZFV 1 F2J1H4R70009 4 7 C268 F1G1A1040006 0 1 F1G1C104A083 0 1 C269 F1G1A1040006 0 1 ECUV1E104ZFV 0 1 C270 F1G1A1040006 0 1 ECUV1E104ZFV 0 1 C271 F1G1A1040006 0 1 ECUV1E104ZFV 0 1 C272 F1G1A1040006 0 1 ECUV1E104ZFV 0 1 C273 F1G1A1040006 0 1 ECUV1E104ZFV 0 1 C274 F1G1A1040006 0 1 ECUV1E104ZFV 10 1 C275 F1G1A1040006 0 1 ECUV1E104ZFV 0 1 C601 ECUV1A105ZFV 1 ECUV1E104ZFV 0 1 C602 F1G1H103A573 0 01 ECUV1E104ZFV 0 1 C603 ECUV1A105ZFV 1 ECUV1E104ZFV 0 1 C604 F1G1H103A573 0 01 ECUV1E104ZFV 0 1 C605 F1G1H103A573 0 01 ECUVIE104ZFV 0 1 C606 ECUV1A105ZFV 1 ECUV1E104ZFV 0 1 C607 F1G1H103A573 0 01 ECUV1E104ZFV 0 1 C608 F1G1H103A573 0 01 ECUV1E104ZFV 0 1 C609 F1G1H103A573 0 01 ECUV1E104ZFV 0 1 C610 F1G1H103A573 0 01 ECUV1C224ZFV 0 2 611 F1G1H103A573 0 01 ECUV1E104ZFV 0 1 C612 F1G1H103A573 0 01 ECUV1E104ZFV 0 1 C613 ECUV1A105ZFV 1 44 KX TDA6174XJ KX TDA6174X
56. 1 20 10 5 00V Tek 50 0 5 5 264 Acqs EE M2 00gs Ch4 7 43V 30 Sep 2002 11 11 43 s lt lt 500 E Tek 50 0 5 5 eee 917 Acqs M1 00gs Ch4 7 10 8 24 sep 2002 16 39 48 lt lt 500 1 005 Ch4 7 09 24 sep 2002 15 37 45 49 Tek 25 055 22 8 KX TDA6174XJ 6174 T 692mv 692mv Tek 50 0 5 5 M2 00gs Ch4 7 ME 200 1795 Acqs EE 820mV 30 sep 2002 11 14 24 lt lt Tek 50 0 5 5 US Mi 00gs Ch4 GE 500v 2 653 Acqs 10 8 24 sep 2002 16 41 47 lt lt 1 00GS s 500 1461 Acqs T M1 00gs Ch4 7 10 8 V 24 Sep 2002 16 42 32 mE 1 00 50 005 Ch4 7 98V 24 2002 16 52 27 KX TDA6174XJ KX TDA6174X Tek 1 0005 8 738 Acqs 4 T 1 50 005 Chd 7 1 94 V E 1 00 67 2 5005 8 49444 8 2 38 V Tek SENE 5 00 5 5 n 4 Mio dms Ch X 2 56 V IE 1 00 250 5
57. 164 voltage 3 3V gt Goes OFF gt Lights up KX TDA6174XJ KX TDA6174X The peripheral parts of IC might be broken CPU ASIC Is X601 Crystal Oscillating Is X1 Crystal Oscillating peripheral parts of IC602 can be broken The Boot program might be broken The peripheral parts of IC might be broken CPU ASIC peripheral parts of IC602 might be broken The Boot program might be broken The peripheral parts of IC might be broken CPU SRAM The peripheral parts of IC602 Flash might be broken The Flash operating program might be broken The Flash operating program might be broken The peripheral parts of IC might be broken ASIC KX TDA6174XJ KX TDA6174X Replace the RL203A P of the normally functioning port The bell of SLT does not ring 15 the voltage of NG IC 1C201 202 250 251 Q200A P base Low controlling faulty extension Is the voltage between BELLO NO NO and ground BELL1 and ground ae about to 80V P Yes Yes Check connection between 1 and 5pin of RL203A P Relay is OK NG Check connection between 3 and 4pin 5 and 6pin of RL202A P Relay is ON Is the voltage of 1 11 12 1pin about AC70 to 80V Replace the defective part Is the voltage of PC800 804 3 and 4 about AC70 to 80V
58. 20M D4EAB470A005 VARISTOR F2G1H1000010 ZNR20N D4EAB470A005 VARISTOR ECUV1H104KBV ZNR200 D4EAB470A005 VARISTOR F1G1A1040006 ZNR20P D4EAB470A005 VARISTOR ECUV1A105ZFV ZNR21A D4EAB220A005 VARISTOR ECUV1A105ZFV ZNR21B D4EAB220A005 VARISTOR ECUV1A105ZFV ZNR21C D4EAB220A005 VARISTOR ECUV1A105ZFV ZNR21D D4EAB220A005 VARISTOR F1G1A1040006 ZNR21E D4EAB220A005 VARISTOR F1G1H103A573 ZNR21F D4EAB220A005 VARISTOR F1G1H103A573 ZNR21G D4EAB220A005 VARISTOR F1G1H103A573 ZNR21H D4EAB220A005 VARISTOR F1G1H103A573 ZNR21I D4EAB220A005 VARISTOR F1G1H103A573 ZNR21J D4EAB220A005 VARISTOR F1G1H103A573 ZNR21K D4EAB220A005 VARISTOR F1G1H103A573 ZNR21L D4EAB220A005 VARISTOR F1G1H103A573 ZNR21M D4EAB220A005 VARISTOR F1G1H103A573 ZNR21N D4EAB220A005 VARISTOR F1G1H103A573 ZNR210 D4EAB220A005 VARISTOR F1G1H103A573 ZNR21P D4EAB220A005 VARISTOR F1G1H103A573 CAPACITORS F1G1A1040006 F1G1A1040006 F1G1A1040006 F1G1A1040006 F1G1A1040006 F1G1A1040006 F1G1A1040006 F1G1A1040006 F1G1A1040006 F1G1A1040006 F1G1A1040006 F1G1A1040006 F1G1A1040006 F1G1A1040006 F1G1A1040006 F1G1A1040006 F1G1A1040006 F1G1A1040006 F1G1A1040006 F1G1A1040006 F1G1A1040006 P IE
59. 218 zo ojo 518 5 5 75 5V pullup 5V pull up I 2 gt a 9 5 5V pull up inger output L Fixed inger output 5V pull up 5V pull up ELI 218 216 9 zo 5 5 DTMF detection 111 ni 2 9 Et 5 2 I I 9 o 2 34 KX TDA6174X EXTENSION PIN No SIGNAL NAME PORT CODECIC250 EXT8 BELL8 DT 8 8 9 HOOK9 DT_EST9 BELL10 HOOK10 DT EST10 BELL11 DESCRIPTIONS NOTES L Fixed inger output 01 5V pull up 5V pull up L Fixed 5V pull up 5V pull up L Fixed 5V pull up 5V pull up L Fixed 5V pull up T inger output Q 23 23 9 als aA 2 9 ojo 5 2 2 z 9 o 2 inger output Ulo ELI 218 216 9 zo 5 2 inger output 584 0 54 1 HOOK11 54 0 DT EST11 CODECIC251 EXT12 BELL12 12 DT EST12 BELL13 HOOK13 DT_EST13 BELL14 HOOK14 DT_EST14 BELL15 5V pull up L Fixed 5V pull up ni 2 5 m 5 5 inger output 5V pull up ni 2 o 9
60. 4XJ KX TDA6174X CONTENTS Page 1 ABOUT LEAD FREE SOLDER PDF Pb free 3 1 1 SUGGESTED PbF SOLDER 3 1 2 HOW TO RECOGNIZE THAT Pb FREE SOLDER IS USED m 4 2 FOR SERVICE TECHNICIANS 5 3 GENERAL DESCRIPTION 5 4 SPECIFICATION s 5 5 SYSTEM CONSTRUCTION 6 5 1 INSTALLING REMOVING THE OPTIONAL SERVICE CARDS 222 2 1 1 7 6 BLOCK DIAGRAM 13 7 CIRCUIT OPERATION qS A 14 7 1 CONTROL SYSTEM CIRCUIT 14 7 2 CODEC FUNCTION IC201 202 250 251 17 7 3 2W AW 18 7 4 SIGNAL DETECTION s 18 7 5 POWER SUPPLY nennen 19 7 6 DIAL PULSE DETECTION q 19 7 7 HOOK DETECTION 20 7 8 RING TRIP FEATURE nennen 20 7 9 SURGE PROTECTION p s Y 21 7 10 SELF DIAGNOSIS J s 21 7 11 POWER FAILURE SWITCH FEATURE 22 7 12 BELL SIGNAL 22 7 13 BELL SIGNAL TRANSMISSION
61. 544 ISLIANN 9 99 39 2 9 1 321 021 98 1 voL na B oA BMC 1 vxa ON 91024 I 1 i i mmaa 71 901 te H ee sz EUAS gosa pL E asin ne CL LLL lI oe 1 i L Ad 608 i mosa eosl ner PTN VO V i 5 0 casts 1 Legs 9v plo i 4 8S c As E i oes Truss ATE 6 ucc 5 We N FHTISS i 8 eh 5 PaE novinos 01029 6 oq 71100 v nes AF ze 1 01409 000 0 i NI V 011124 t T YO i 000201 i fur 420 LO soar i ZU ss i dii 0 206 cii BTW i mm 2 5 1 0 2887 ON 021101084 n 1 gs 62541 8 ZIS 27 s 9 9 g 64 KX TDA6174XJ 6174 16 4 No 4 2 3 4 5 6 33V 33V 33V 33 1 4 ool
62. 74X Part No Part Name amp Description Part No Part Name amp Description Remarks ERJ2GEYJ103 10K ERJ3GEYJ681 ERJ2GEJ221 220 ERJ3GEYJ681 ERJ2GEYJ103 10K ERJ3GEYJ681 ERJ3GEYJ560 56 PQ4R10XJ101 ERJ3GEYJ560 56 PQ4R10XJ101 ERJ2GEJ220 22 PQ4R10XJ473 ERJ2GEJ220 22 PQ4R10XJ473 ERJ2GEJ220 22 PQ4R10XJ473 ERJ2GEJ220 22 PQ4R10XJ473 ERJ2GEJ220 22 ERJ3GEYJ103 ERJ2GEJ220 22 ERJ3GEYJ103 ERJ2GEJ221 220 ERJ3GEYJ105 PQ4R18XJ223 22K ERJ3GEYJ105 ERJ2GEYJ102 1 ERJ3GEYJ103 ERJ2GEJ101 100 ERJ3GEYJ103 ERJ2GEJ101 100 ERJ3GEYJ752 ERJ2GEYJ103 10K 3 0 0 ERJ3GEYJ752 ERJ3GEYJ333 33K ERJ3GEYJ473 ERJ3GEYJ333 33K ERJ3GEYJ473 ERJ3GEYJ333 33K ERJ3EKF3903 ERJ3GEYJ333 33K ERJ3EKF3903 ERJ3GEYJ333 33K ERJ3EKF2002 ERJ3GEYJ333 33K ERJ3EKF2002 ERJ3GEYJ333 33K ERJ3EKF1803 ERJ3GEYJ333 33K ERJ3EKF1803 ERJ3GEYJ333 33K PQ4R10XJ472 ERJ3GEYJ333 33K ERJ3EKF2002 ERJ3GEYJ333 33K ERJ3GEYF393 ERJ3GEYJ333 33K ERJ3EKF7500 ERJ3GEYJ333 33K ERJ3GEYJ125 ERJ3GEYJ333 33K ERJ3GEYJ102 ERJ3GEYJ333 33K ERJ3GEYJ223 ERJ3GEYJ333 33K PQ4R18XJ473 ERJ1WYJ102 1 ERJ3GEYJ103
63. 8 497 Acqs 18 97MHz 13MHz ab 24 5 2002 16 46 56 16 34MHz 9 091MHz 24 Sep 2002 17 20 32 30 Sep 2002 11 30 04 248ns 5 8ns 1 i M 20005 Ch4 7 2 66 V E 1 00 93 30 5 2002 11 37 07 50 5 00 5 8 20 Hz 41 Hz Mi0 0ms Ch4 F mE 1 00 1 32V 24 Sep 2002 16 54 00 5 00 5 5 45 Acqs 2 32 2 32 v M10 0ms X 3 24 30 sep 2002 BE 11 32 38 Tek 5 00 5 5 34 Acqs 5 02 5 02 v M10 0ms X 3 24 V 30 sep 2002 mim 11 31 55 Tek 500MS s 1300 Acqs A 4 098 2 50 00 mm 1 00 2 10085 Cha 7 2 88V 30 2002 11 38 00 KX TDA6174XJ KX TDA6174X Tek 4 00GS 5 156 5 4 0005 5 ET 8750 Reds Cl 3 34 ed Ni fe 23 TM 083 Y 15 Dec 2004 18 13 44 CAT UC C T V 18 2004 14 53 11 69 29 51 KX TDA6174XJ KX TDA61 74x ESLC16 BLOCK DIAGRAM 15 2 I jeu amp is ZHSZ ZH0Z i I ddn
64. 804A024 RESISTOR ARRAY 68 BOHCMR000002 DIODE SI RA626 D1H86804A024 RESISTOR ARRAY 68 PQVDBRPY1204 LED RA627 D1H86804A024 RESISTOR ARRAY 68 CONNECTORS RA628 D1H81034A024 RESISTOR ARRAY 10K K1KA90B00009 CONNECTOR 90P COILS K1FB150B0046 CONNECTOR 150P L7 G1A221C00004 COIL COMPONENTS PARTS L10 G1B680MA0001 COIL D1H81034A024 RESISTOR ARRAY 10K CRYSTAL OSCILLATOR D1H81034A024 RESISTOR ARRAY 10K 1 PSVCC0025GT CRYSTAL OSCILLATOR 5 D1H81034A024 RESISTOR ARRAY 10K FILTERS D1H81034A024 RESISTOR ARRAY 10K FIL2 JOHAAH000003 FILTER D1H81034A024 RESISTOR ARRAY 10K FIL4 JOHAAHO00003 FILTER D1H81034A024 RESISTOR ARRAY 10K FLT602 JOHAAHO00003 FILTER D1H81034A024 RESISTOR ARRAY 10K FLT603 JOHAAHO00003 FILTER D1H81034A024 RESISTOR ARRAY 10K 135 PFVF2P600SG CERAMIC FILTER 5 D1H81034A024 RESISTOR ARRAY 10K 136 PFVF2P600SG CERAMIC FILTER 5 D1H81034A024 RESISTOR ARRAY 10K L101 402 0000275 FILTER D1H81034A024 RESISTOR ARRAY 10K L102 402 0000275 FILTER D1H81024A024 RESISTOR ARRAY L601 402 0000275 FILTER D1H81034A024 RESISTOR ARRAY 10K L602 402 0000275 FILTER D1H81014A024 RESISTOR ARRAY 100 L603 402 0000275 FILTER D1H84704A024 RESISTOR ARRAY 47 LA101 JOJAD0000036 FILTER D1H81024A024 RESISTOR ARRAY 1 LA102 JOJAD0000036 FILTER D1H84704A024 RESISTOR ARRAY 47 LA103 JOJAD0000036 FILTER D1H81034A024 RESISTOR ARRAY 10K LA104 JOJ
65. AD0000036 FILTER D1H84704A024 RESISTOR ARRAY 47 LA105 JOJAD0000036 FILTER D1H84704A024 RESISTOR ARRAY 47 LA106 JOJAD0000036 FILTER D1H84704A024 RESISTOR ARRAY 47 LA601 JOJAD0000036 FILTER D1H84704A024 RESISTOR ARRAY 47 LA602 JOJAD0000036 FILTER D1H84704A024 RESISTOR ARRAY 47 LA603 JOJAD0000036 FILTER D1H84704A024 RESISTOR ARRAY 47 LA604 JOJAD0000036 FILTER D1H81034A024 RESISTOR ARRAY 68 LA605 JOJAD0000036 FILTER RA27 D1H81034A024 RESISTOR ARRAY 68 LA606 JOJAD0000036 FILTER 42 KX TDA6174XJ 6174 Ref Part No Part Name amp Description Remarks 2 Part No Part Name amp Description Remarks No LA607 JOJAD0000036 FILTER D4EAB470A005 VARISTOR LA608 JOJAD0000036 FILTER D4EAB470A005 5 LA609 JOJAD0000036 FILTER D4EAB470A005 5 X601 H2D122500003 CERAMIC FILTER D4EAB470A005 VARISTOR FUSES D4EAB470A005 1 5 502200003 FUSE D4EAB470A005 5 IP2 K5G102A00026 FUSE D4EAB470A005 VARISTOR 4 5 751200003 FUSE D4EAB470A005 VARISTOR 5 5 751200003 FUSE D4EAB470A005 JACKS D4EAB470A005 5 CN201 K2LB104B0055 D4EAB470A005 VARISTOR CN202 K2LB104B0055 JACK D4EAB470A005 5 TRANSFORMER D4EAB470A0
66. AS 9 6 geapenesoy Leapenesoy Leypenesoy 5010 INYA LO 82719 1 lola 19 Isla 19 15 19 19 Si EUN o 5 ev 1 Ovid Ovid 801 ONAS 1138 6 5 2 ren 5 515 5 EE SISTER BEE SERT 5 5 9 E 38 433 N C VII J30 CS C CS C CS C CS 43104 5 5 815 328 0 m 5 5 L 0 gt SSW 0 L 919153 PERERECA EATE ict 04211 FEZN HEZI s 12226 El
67. Card Status LED light up red Check the power supply Yes EMPR initialization LED1 15 the Card Status LED flashing green LED1 Yes LPR initialization Does the Card Status LED light up Check the error log with the PC programming software documentation details of the message start up error ROM defective 17 NO Check soldering of terminal of 14 1 601 604 and the peripheral parts TP 12 288MHz TP 16 384MHz Check soldering of terminal of 1 602 and the peripheral parts Replace IC602 programmed Check soldering of terminal of IC14 610 and the peripheral parts NO Check soldering of terminal of IC602 and the peripheral parts LPR start up error Checksum bad 12 LPR start up error Yes Check soldering of terminal of IC601 RAM defective 603 and the peripheral parts LPR start up error No program Check soldering of terminal of 1C602 and the peripheral parts Download the operating program to the IC602 Flash Replace 10602 programmed LPR start up error Yes Check soldering of terminal of No response 1 14 and the peripheral parts 27 Check Q11 Collector voltage 3 3V Lights up Goes OFF IC14 Pin 28 and 163 voltage 3 3V gt Goes OFF OV gt Lights up Check gt U1 Collector voltage 3 3V gt Lights up OV gt Goes OFF IC14 Pin
68. D1H81034A024 RESISTOR ARRAY 10K BOJCND000009 DIODE SI RA601 D1H81034A024 RESISTOR ARRAY 10K MA110 DIODE SI 5 RA602 D1H81034A024 RESISTOR ARRAY 10K MA110 DIODE SI 5 RA603 D1H81034A024 RESISTOR ARRAY 10K MA110 DIODE SI 5 RA604 D1H81034A024 RESISTOR ARRAY 10K MA110 DIODE SI 5 RA605 D1H86804A024 RESISTOR ARRAY 68 MA110 DIODE SI S RA606 D1H86804A024 RESISTOR ARRAY 68 MA110 DIODE SI 5 RA607 D1H86804A024 RESISTOR ARRAY 68 MA110 DIODE SI S RA608 D1H86804A024 RESISTOR ARRAY 68 MA110 DIODE SI 5 RA609 D1H81034A024 RESISTOR ARRAY 10K MA110 DIODE SI S RA610 D1H81024A024 RESISTOR ARRAY 1 MA110 DIODE SI S RA611 D1H81024A024 RESISTOR ARRAY 1 MA110 DIODE SI 5 RA612 D1H81024A024 RESISTOR ARRAY 1 MA110 DIODE SI 5 RA613 D1H81024A024 RESISTOR ARRAY 1 MA110 DIODE SI 5 RA614 D1H81034A024 RESISTOR ARRAY 10K MA110 DIODE SI S RA615 D1H81034A024 RESISTOR ARRAY 10K MA110 DIODE SI S RA616 D1H81034A024 RESISTOR ARRAY 10K MA110 DIODE SI S RA617 D1H81034A024 RESISTOR ARRAY 10K MA110 DIODE SI 5 RA618 D1H81034A024 RESISTOR ARRAY 10K MA110 DIODE SI 5 RA619 D1H81034A024 RESISTOR ARRAY 10K 8150 DIODE SI 5 RA620 D1H81034A024 RESISTOR ARRAY 10K 8150 DIODE SI S RA621 D1H81014A024 RESISTOR ARRAY 100 8150 DIODE SI 5 RA622 D1H81034A024 RESISTOR ARRAY 10K MA8150 DIODE SI 5 RA623 D1H86804A024 RESISTOR ARRAY 68 MA8240 DIODE SI 5 RA624 D1H86804A024 RESISTOR ARRAY 68 00002 DIODE SI RA625 D1H86
69. DE TE 58 5 e Q lt 2 2 T L ist Cuoau olav 23 Q 53 8 8 1884 organo Ort ov 55 ozz 55 issu o3 Q 090 E 3 Q ov oter 2 23 Q 88 i le usar 0 esr 16101641 u Q epe 1 7 01380 av o3 7a od 77 Ear IX Sue Musqu o3 Q 38 kasq ssa 1 1 5 AGu1u793 Q 9v E 440 NO T yo T 1 58 asza 021 952 svano Q sosro Oha n 9 maf ADT 4 1 o3 Q wW Sed n SSA 7 4 Q 5 m F JUA 18 3WOd Q 4 101 a S 4 AS E Y i Du 5 sla Zal ww i o E 8 S ap OSS L LdAGL Ta vet 549 5 i 5 8 tro 5 3 4 a ro gt 5 ies INO Biz 81 tdl meer S 8 if 1 vero 9 Tp osa 51 8 55 KX TDA6174XJ 6174 eI OLLVIN3HOS 9191893 Xv4L9VQ LOON PXTL L9 VO L2O1 17 0 1 44 wv wv oq Ace ON
70. E TRANSISTOR SI Q202 PQVTDTC123E TRANSISTOR SI Q600 PQVTDTC114YU TRANSISTOR SI KX TDA6174XJ KX TDA6174X Part No Part Name amp Description Remarks Ref Part No Part Name amp Description Remarks No 2SC4081R TRANSISTOR SI RA31 D1H81034A024 RESISTOR ARRAY 10K 2SB1218A TRANSISTOR SI RA32 D1H81034A024 RESISTOR ARRAY 10K 2SC4081R TRANSISTOR 51 RA33 D1H81034A024 RESISTOR ARRAY 10K 2SB1218A TRANSISTOR SI RA34 D1H81034A024 RESISTOR ARRAY 10K 0015 TRANSISTOR SI RA35 D1H81034A024 RESISTOR ARRAY 10K 1 000013 TRANSISTOR SI RA36 D1H81034A024 RESISTOR ARRAY 10K 1 000015 TRANSISTOR SI RA37 D1H81034A024 RESISTOR ARRAY 10K 1 000013 TRANSISTOR SI RA38 D1H81034A024 RESISTOR ARRAY 10K 1 000004 TRANSISTOR SI RA39 D1H81034A024 RESISTOR ARRAY 10K B1GHCFJJ0007 TRANSISTOR SI RA40 D1H81034A024 RESISTOR ARRAY 10K BIGFAFNN0001 TRANSISTOR SI RA41 D1H81034A024 RESISTOR ARRAY 10K DIODES RA42 D1H81034A024 RESISTOR ARRAY 10K MA8075 DIODE SI RA43 D1H81034A024 RESISTOR ARRAY 10K MA8051 DIODE SI RA44 D1H81034A024 RESISTOR ARRAY 10K BOJCND000009 DIODE SI RA45 D1H81034A024 RESISTOR ARRAY 10K BOJCND000009 DIODE SI RA46
71. ERJ1WYJ102 1 ERJ3GEYJ222 ERJ1WYJ102 1 ERJ3GEYJ220 ERJ1WYJ102 1 ERJ3GEYJ223 ERJ1WYJ102 1 DOGR1R8JA001 ERJ1WYJ102 1 ERJ3GEYJ220 ERJ1WYJ102 1K PQ4R10XJ472 ERJ1WYJ102 1 ERJ3GEYJ102 ERJ1WYJ102 1 ERJ3GEYJ123 ERJ1WYJ102 1 PQ4R10XJ101 ERJ1WYJ102 1K PQ4R10XJ101 ERJ1WYJ102 1K PQ4R18XJ223 ERJ1WYJ102 1 PQ4R10XJ473 ERJ1WYJ102 1 PQ4R10XJ473 ERJ1WYJ102 1 PQ4R10XJ473 ERJ1WYJ102 1 PQ4R10XJ473 PQ4R10XJ221 ERJ2GEJ104 ERJ2GEJ104 PQ4R18XJ000 ERJ2GEJ104 ERJ2GEJ104 ERJ2GEJ101 ERJ2GEJ101 ERJ2GEJ101 ERJ2GEJ101 ERJ2GEJ101 ERJ2GEJ101 ERJ2GEJ101 ERJ2GEJ101 03 02 02 021 02 02 021 02 02 02 02 02102 02 021 02 02 02 c 09 02 Q 02 09 ERJ3GEYJ393 ERJ2GEYJ103 DOGA680JA004 DOGA680JA004 ERJ2GEYJ103 ERJ2GEJ220 ERJ2GEJ220 ERJ3GEYJ151 ERJ3GEYJ151 ERJ3GEYJ681 46 ERJ3EKF7500 KX TDA6174XJ KX TDA6174X 15 FOR SCHEMATIC DIAGRAM Note 1 voltage measurements are taken with voltmeter from the negative voltage line Important Safety Notice Components identified by A mark have special characteristics important for safety When replacing any of these components use only the manufactur
72. ORDER NO 50510135 Service Manual 16 Port Single Line Telephone Extension Card KX TDA6174XJ 6174 for Europe Asia Oceania Middle Near East Latin America Russia and Africa WARNING This service information is designed for experienced repair technicians only and is not designed for use by the general public It does not contain warnings or cautions to advise non technical individuals of potential dangers in attempting to service a product Products powered by electricity should be serviced or repaired only by experienced professional technicians Any attempt to service or repair the product or products dealt with in this service information by anyone else could result in serious injury or death When you note the serial number write down all of the 11 digits The serial number may be found on the unit IMPORTANT INFORMATION ABOUT LEAD FREE PbF SOLDERING If lead free solder was used in the manufacture of this product the printed circuit boards will be marked PbF Standard leaded Pb solder can be used as usual on boards without the PbF mark When this mark does appear please read and follow the special instructions described in this manual on the use of PbF and how it might be permissible to use Pb solder during service and repair work 2005 Panasonic Communications Co Ltd All m rights reserved Unauthorized copying distribution is a violation of law KX TDA617
73. OROO 0 C656 F1G1E221A090 220 ERJ3GEYOROO 0 C657 F1G1E221A090 220 ERJ3GEYOROO 0 C658 F1G1E221A090 220 ERJ2GEJ104 S C659 F1G1E221A090 220 ERJ2GEJ104 S C660 F1G1E221A090 220 ERJ2GEJ104 S C800 PSCUV2EY104K 0 1 S ERJ2GEJ104 5 C801 PSCUV2EY104K 0 1 5 ERJ2GEJ104 5 C802 ECUVIE104ZFV 0 1 ERJ2GEJ104 5 C803 ECUVIE104ZFV 0 1 ERJ2GEJ104 5 C804 1 823 0 082 5 ERJ2GEJ104 5 C805 PQCUV1E823KB 0 082 5 ERJ2GEJ104 5 C806 PQCUV1IE823KB 0 082 5 ERJ2GEJ104 5 C807 PQCUV1E823KB 0 082 5 ERJ2GEJ104 5 C808 ECUVIE104ZFV 0 1 ERJ2GEJ104 5 C809 2 100 10 ERJ2GEJ104 5 C811 2 100 10 ERJ2GEJ104 5 C812 ECUV1C473KBV 0 047 ERJ2GEJ104 5 C813 ECUVIE104ZFV 0 1 ERJ2GEJ104 5 C814 1 1 4 719 470 ERJ2GEJ104 5 C815 ECUVIE104ZFV 0 1 ERJ2GEJ104 5 816 ECUVIE104ZFV 0 1 ERJ2GEJ104 5 817 ECA1HHG101 100P ERJ2GEJ104 5 818 ECUVIE104ZFV 0 1 ERJ2GEJ104 5 RESISTORS ERJ2GEJ104 5 J1 ERJ2GEJ000 0 5 ERJ2GEJ104 5 J2 ERJ2GEJ000 0 5 ERJ2GEJ104 5 97 ERJ2GEJ000 0 5 ERJ2GEJ104 5 78 ERJ2GEJ000 0 5 ERJ2GEJ104 5 79 ERJ2GEJ000 0 s ERJ2GEJ104 s J10 ERJ2GEJ000 0 s ERJ2GEJ104 s J11 ERJ2GEJ000 0 s ERJ2GEJ104 s J12 ERJ2GEJ000 0 s ERJ2GEJ104 s J13 ERJ2GEJ000 0 s ERJ2GEJ104 s J14 PQ4R18XJ000 0 s ERJ2GEJ104 s 915 4818 0000 0 5 ERJ2GEJ105X 5 716 PQ4R18XJO000 0 S D0GA272JA021 J18 ERJ2GEJ000 0 5 ERJ2GEYJ151 J19 ERJ2GEJ000 0 5 ERJ2GEYJ151 45 KX TDA6174XJ KX TDA61
74. S 121 080 33 Sere pag 7 0638 RA603 RAGO9 088 12 13 wo 2 6945 135 2 C633 496 20 o 191262 5 087 696 5 94 3 R602 81156608 6924 139 1122 26636 0655 LRA10 C93 130 132 J33 C634 654 40612 0013 RA620 J601 EJRAG14 000000000000000 lt gt R204R D200P gt gt 82010 02000 2040 82011 D200N 0204 820111 D200M r 2204 8201 02001 02041 R201K 200 0204 R204 KX TDA6174XJ KX TDA6174X ESLC16 BOARD BOTTOM VIEW 68 H KXTDA6174XJ KXTDA6174XUK
75. VIN3HOS QVO 910154 19 1 9 01 175775 15 5 21 H i MHN 1684 FO 16022 i i inoa m nto s JO ela Hoa Ag a 720774 i ASV Ava gt 9 928 AR I dk N gt N 1 1 0 1 V7 38 E WY N m 93 I 5 wird MEE 875 1 a ino v LL al 928 VUA eia 0 AO 10020 3 x i 8 80941 TREN nes Zu d 8 N m i ve 1NI 07905 1 Fe zi INI 100221 1 up 99991 7 07986 Ihas Wort 002 2 1104 Na os 3 2 vs 2 Teer 2190130188 1 so 100202 poza L zvd THOZO zrat 14078 11020 D gz 13838 MV 1 m tO9d1 eo VOL Bu 11 ee EM A E 20 2652 T z vad ov ov 50941 1 7128 a4 401 555025 amp EUA Fo 56029 og 4 410d 07606 di os HL or u l gt E EI 1064 peos Hoa e i s z x Midi A0 e EM 825 x Leas Mc0c 1H 5 8 x 5 eas 878 Tas ajet
76. W I PUISI FE 018 163 189 tau 10 9153 eaisls3 159 feu 00 SME ote STIISS SE 016 163 Zn ioo 21165 SE 016 184 LANI 281 d 135305 Pe 39308 aN L T gt e c B 4 F S p 0 n2 HD 3 4 3 ola V0 wo L0 819 5 vol Vol M ss 577 5 ss 7 ie 0960 zasos jo K oso nasio 99 119919 sr E w NW maso xo 22036770 vso su 001 is3HU Shae tz 16840 x sor 1301 7211301 Er 21631 922301 21831121 m m EY 1 eso Td hoor 5301 ESO Ue i 3001 v301 DANI elor zz 301 IANI OF aut v 5 1 DU 9o 9 1 zo aasa e aasa ear 5 E B ANY 259 hoor 964 3001 06160 ZSO LE DEM Teram DEM ZWNI 5 zar PH SINIL ZNNI 9 T orar 224 015 159 5 1 folrsg ze aussa 5 1 1 ZOLS LSA 11531 T 1153 zais isa 11831 T
77. XUC25VW RETAINING RING MATERIALS Part No Part Name amp Description JOKG00000019 FILTER CORE XSN4X40 28FK SCREW PSPD1188X CUSHION PSZKDA6174XJ GIFT BOX KX TDA6174XJ PSZKDA6174XU GIFT BOX KX TDA6174X 5 10692 PROTECTION COVER 5 10772 PROTECTION COVER XZB05X08A03 PROTECTION COVER 14 3 MAIN BOARD PARTS Part Name amp Description ICS 1 00001561 1 00001561 IC C1CB00001561 07 000535 C1CB00001561 IC CODBAHZ00012 PSVIPST596CN IC CODBAGZ00029 IC COABCBOO0050 000050 IC C1CB00001980 EHDHA1846A IC EHDHA1846A IC EHDHA1846A IC EHDHA1846A IC EHDHA1846A IC EHDHA1846A IC EHDHA1846A IC EHDHA1846A IC EHDHA1846A IC EHDHA1846A IC EHDHA1846A IC EHDHA1846A IC EHDHA1846A IC EHDHA1846A IC EHDHA1846A IC EHDHA1846A IC C1CB00001432 IC C1CB00001432 IC 0 000179 C1CB00001432 C1CB00001432 000179 2 000011 PSWIDA6174XJ 000368 1 00001775 IC CODBZZB00005 CODBAJD00003 TRANSISTORS Q11 PQVTDTA114EU TRANSISTOR SI Q12 B1DHCD000018 TRANSISTOR SI Q13 B1DHCD000018 TRANSISTOR SI Q14 B1DFDC000002 TRANSISTOR SI Q201A PQVTDTC143
78. en x LL 01801 SE V8 Ve VEZ VVZ 96 v 98 99 Vez L oluaNLa 919 80 L olis3 9 9 210 Q n 34 991 laid ne si elua1a PA o b old 0250 19510 27 02 0250 213819 ZT 8 al ioso 113610 r a 1619 5957 feu 54 14840 ee 02010 t iS3u 5 S 15381 T en P 9009 11016 54 61 KX TDA6174X 9 6 L ON OILVIN3HOS 919153 Xv4L9VQ LOOl CXYZ L9 VOLL 12 61 01
79. er s specified parts 2 This schematic diagram may be modified at any time with the development of new technology 47 KX TDA6174XJ KX TDA6174X 15 1 WAVEFORM Tek 250MS s 2433 Acqs EF 1 Tek 250 5 5 852 Acqs 1 pp lt lt bad an LM lt lt W 200ns tha mE 1 00 Tek 25 0 5 5 84 5 1 59V 24 Sep 2002 20006 tha 7 T 56V 24 Sep 2002 boa 1 17 23 30 RUE 1 00 17 25 17 Tek 500 5 6 122 Acqs 1 1 A 3 70 V 370 V Weooms tha Z mE 100v Tek 5 00 5 5 76 Acqs WW Toons Ch 7 238 V 24 2002 24 Sep 2002 17 31 05 1 00 17 26 26 Tek 25 0 5 5 470 Acqs T T 1 Toms tha 7 mE 50 0 25 0 5 5 619 Acqs 1 Ley 2 0 5 Chd Z 4 30 sep 2002 20 2002 1007 ns 11 23 45 11 18 15 50 0 5 6 89 Acqs P tha Z oops 50 0 V 30 Sep 2002 52279 sep 2002 11 22 06 11 19 09 20 0 v 48 Tek 25 0 5 5 707 nae 50 0 68 Tek 25 0 5 5 M2 00gs Ch4 7 77206 V 30 sep 2002 1
80. ering of terminal of the defective Codec IC 1C201 202 250 251 Does this occur in a specific port or all ports of a certain codec Resolder the defective parts Specific port Replace Codec IC Is the dial tone heard when the NO Go to the flowchart SLT cannot handset is off hook make a call Yes Check the peripheral 32 to 35 pin of IC1 2 4 6 pin of DTMF receiver 1C1 2 4 6 22 24 26 41 43 45 47 m OK about IC1 N Replace the DTMF receiver IC parts NG Check the 1 14 D 0 D 3 and Replace IC14 0 15 30 Oscillation 0156 is heard while calling Specific port Does this occur in a specific port or all ports of a certain codec Check soldering of terminal of the defective parts among 1 200 all ports of a certain codec Replace the IC200A P Replace the defective OP AMP IC 1C203 or 252 VREF voltage should be 2 4 to 2 5V EXT1 4 1C203 Pin 1 EXT5 8 1C203 Pin 7 EXT9 12 1C252 Pin 1 EXT13 16 252 Pin 7 Check soldering of terminal of the defective Codec IC 1C201 202 250 251 Resolder the defective parts Replace Codec IC 31 KX TDA6174XJ KX TDA6174X Resolder the defective parts KX TDA6174XJ KX TDA6174X 9 IC DATA 9 1 xxx1181 xx1182 xxx1183 IC14 ASIC
81. ing Amphenol Connector An amphenol 57JE type connector is used on some of the optional sevice cards To connect amphenol connector use the spring latch or screw to fix the upper part and use tape to fix the lower part of the connector A Spring Latch Velcro Tape B Screw Velcro Tape 8 D Remove de Spring gt screw on the Latch m service card Insert the screw included with the amphenol or optional service card KX TDA6174XJ KX TDA6174X Using Analogue Trunk Card and Extension Card Power Failure Connection connects a specific SLT and a trunk in the event of power failure The following analogue trunk and extension cards can be used for Power Failure Connections e Analogue trunk card ELCOT16 4 PFT ports e Extension card EMSLC16 4 ports ESLC16 4 ports DHLC8 2 PFT port and SLC8 2 port To 1 analogue trunk card connect only 1 extension card Note e Power Failure Connections must be made within the same shelf e By programming the Hybrid IP PBX a trunk conversation established during power failure can be maintained even when the power returns and the connection is switched back to the normal maintained even when the power returns and the connection is switched back to the normal performed the connection will be dropped when power returns
82. ister FIFO Command register communication 4ch CODEC DCLK cs Status register Reception register S P converter Din Dout Serial communication Status register e GPIO interface Parallel interface that is arbitrarily programmable bidirectionally 7 2 CODEC FUNCTION IC201 202 250 251 KX TDA6174XJ KX TDA6174X Infineon PEB2466 CODEC is installed The analogue features such as BN frequency characteristic volume level sidetone are configured by ASIC CODEC interface DCLK CS DOUT DIN In addition the CODEC has an internal I O port that supports Hook detection DTMF detection BELL relay control and DIAG relay control Also it converts A D to D A and 4 line analogue signal to PCM code in G 711 format TT 5 585 0 6 5031 503 0 az 2 TP423 C223 CODEC internal port ASIC interface 17 KX TDA6174XJ KX TDA6174X T 3 2W 4W CONVERSION It converts 4W VOX signal used in the PBX to 2W VOX signal used in SLT and vice versa It consists of an operational amplifier in the HIC and a balanced network in the CODEC It can control the return loss of the audio data and frequency characteristics By modifying the CODEC program it can match the corresponding impedance MWDCO CN200
83. n voltage of 3 3V 5V is detected 24 KX TDA6174XJ KX TDA6174X 8 TROUBLESHOOTING GUIDE Check for short circuit of the power supply The power supply is OFF Check for short circuit of 12 4 Replace the defective part and 5 Check the test NG Check for short land between 15V circuit between Q14 Replace Q14 and GND D and S OK OK NG soldering of terminal Resolder IC801 of IC801 Check the test NG NG short land between 5V red AIR Replace Q12 and GND OK NG Resolder IC7 NG Replace D12 Check soldering of Resolder the defective erminal of 1 201 202 parts 25 KX TDA6174XJ KX TDA6174X NG Check for short circuit between Q13 D and S Check the test land NG short between 3 3V and Replace Q13 GND OK Check soldering of terminal of IC 10 Resolder 10 NG Replace D14 xs O Check soldering NG Resolder the of terminal of IC1 2 4 defective parts and 6 OK Check soldering of terminal of 05 14 IC601 602 and Resolder the defective parts Check soldering of terminal of IC200A P Check the test land between 30V and GND Replace the defective part END 26 The card does not start up The power supply is ON Does the
84. n a PCB manufactured using PbF solder remove as much of the original PbF solder as possible and be sure that any remaining is melted prior to applying the Pb solder e When applying PbF solder to double layered boards please check the component side for excess which may flow onto the opposite side See figure below component component remove all of the pin y excess solder w slice view solder 11 SUGGESTED PbF SOLDER There are several types of PbF solder available commercially While this product is manufactured using Tin Silver and Copper you can also use Tin and Copper Sn Cu or Tin Zinc and Bismuth Sn Zn Bi Please check the manufac turers specific instructions for the melting points of their products and any precautions for using their product with other materials The following lead free PbF solder wire sizes are recommended for service of this product 0 3mm 0 6mm and 1 0mm 0 3mm X oa3mmxig 0 6mm X 100g 4 0mm x 100g X 4 0mm x 100g KX TDA6174XJ KX TDA6174X 1 2 HOW TO RECOGNIZE THAT Pb FREE SOLDER IS USED Marked PbF PSUP1514Z
85. ode 8075 8051 BOJCND000009 MA110 8150 38 PSVIPST596CN CODBZZB00005 2 000011 1 000015 1 00013 Cathode BOHCMRO000002 Anode 8 Ex lt lt 14 1 000050 PSWIDA6174XJ 1 000004 Cathode PQVDBRPY 1204 KX TDA6174XJ KX TDA6174X 12 CABINET AND ELECTRICAL PARTS LOCATION 9 SCREW A XYN3 F6FJ XSN4X40 6FN I o 2 8 x 6 mm 39 13 ACCESSORIES AND PACKING MATERIALS KX TDA6174 14 REPLACEMENT PARTS LIST 1 RTL Retention Time Limited Note The marking RTL indicates that the Retention Time is limited for this item After the discontinuation of this assembly in production the item will continue to be available for a specific period of time The retention period of availability is depends on the type of assembly and in accordance with the laws governing parts and product retention After end of this period the assembly will no longer be available 2 Important safety notice Components identified by mark have special characteristics important for safety When replacing any of these components use only manufacture s specified parts 3 The S mark means the part is one of some identical parts For that reason it may be different from the installed part 4 150 code Example 5 94 of the
86. ransmitted to the HOOK terminal Example 9 IC200A as OFF HOOK L ON HOOK H signal This digital signal is received by CODEC IC Example 35 pin IC201 and recognized as off hook signal The off hook status is CN200 20 MWDCO analyzed by software gogga 174835 7 Ed D202A TP4iBA TUM RL201 11 12200 8 e To 5 4 Z y EUN 4 18 CODEC 1 HOOK WE x W RING BELL TRATZ E 4 ZR 30 2 sov 17701 18V ee 4 gt i 8 09A Bom 1 mm BA s i 10 FAL Teama TPATOA m RL200A 8 m RL202A 20 CN201 i Lo 7 8 When the BEL RING TRIP FEATURE L signal is sent out the off hook signal from a SLT is detected and then it breaks the BELL relay When the handset of a ringing telephone is picked up a DC loop is formed in the sequence of Original bell signal Internal electrical resistance of a telephone Intercom bell load resistance R203A P 1K and then Ground Since DC30V superimposed in the BELL signal As a result of this a voltage rise occurs in Intercom bell load resistance R203A P 1KQ
87. rt A H Bell circuit for port 1 Lt 2 30V T TRO R822 R818 es 88121 8819 EI We ic DRE TP816 jci PC801 MWDCO R838 tess T 2 12 2 12 2 126 2 12 2 6 2 8 2 56 2 5 3 3V We NC NC RL800 926 PCB02 5 R839 v SZC T T98 3 126 3 12H 3 60 3 65 3 6G 3 6H 3 3V NC TP844 NC 180V 0808 TPaso 1800 40 1 m e Oe TP862 1 el L C810 2 X C817 9 NC 4 cen TP851 21 9808 857 Q810 PG REIS 3 4 TP839 TP852 3 R829 TP859 0818 TP835 R837 R841 R830 4 1 841 52 1801 jm vrer 15 PCBOS 815 ra voc TP837 gi 538 1 g nil i SENS lo R855 10800 Bee 2 TPS38 are 4 T 4 4 DG Square wave inprt form EMPR 22 160V 100V generating circuit KX TDA6174XJ KX TDA6174X 7 13 BELL SIGNAL TRANSMISSION AC 75Vrms bell signal generated onboard is transmitted to the individual port then control the bell ON OFF by making a bell relay in each port Bell signal ON and by breaking
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