Service manual Handic 605
Contents
1. SERVICE MANUAL FOR handic 605 CITIZEN S BAND TRANSCEIVER MOBILE TYPE CHANNELS 5 WATT handic bolagen Telex 2558 Telephone 031 450180 156 S 42122 V Frolunda Sweden CONTENTS Page I SPECIFICATIONS a 1 2 DISASSEMBLY INSTRUCTION sm 2 Be CRYSTAL INSTALLATION be de 3 4 SELECTIVE CALL m GENERAL ALIGNMENT INSTRUCTIONS ee 4 6 ALIGNMENT POSITION e T 4 7 TRANSMITTER SECTION ALIGNMENT CHART ere 5 _8 RECEIVER SECTION ALIGNMENT CHART ne 6 9 BLOCK DIAGRAM 7 10 PRINTED CIRCUIT BOARD TOP VIEW 8 11 PRINTED CIRCUIT BOARD BOTTOM VIEW 9 19 WIRING a ne 10 13 TROUBLE SHOOTING 11 14 PARTS LIST cass H 12 16 15 SEMICONDUCTORS LEAD IDENTIFICATIONS nn 17 AG SCHEMATIC DIAGRAM 18 SPECIFICATIONS 26 965 27 225 MHz Adjustable to 31 MHz Frequency range Less than 0 003 96 Frequency tolerance Less than 0 005 Operating voltage 13 8 V DC 15 13 8 V DC 10 DC power input 5 watts RF output at 13 8 V DC 3 watts 2 5 watts Modulation AM below 100 96 1 5 u V at 10 dB S N N 50 mW 0 7 V at 10 dB S N N 50 m2. 1 0 A Dam V 30S LHA DS 2 8 CHA MS 13NNVHO 934 BARE WIRE 318 LHM 3218975200 933 3 Move 1179 13S INV Xy CTUM 7 TROUBLE SHOOTING Pilot lamp does not light and set does not operate when power is on Fuse blows when power switch is on Pilot lamp does not light Pilot lamp comes on but no sound on any channel Transmitter does not operate or no modulation Squelch control does not operate Faulty power cord Defective power switch SW3 Fuse blown Defective electrolytic capacitor Defective audio power amplifier transistor O11 or Q12 Defective TX final transistor Q14 or Q15 Defective zener diode 07 Defective pilot lamp or resistor R65 Open circuit in the B Circuit Faulty EXT speaker jack Poor crystal socket contact or crystal loose in socket Defective zener diode Db Weak crystal Faulty P T T switch Defective microphone cartridge Faulty transistor Q13 14 or Q15 Faulty microphone cord Defective T6 transformer modulation winding Defective resistor R59 61 or R67 Faulty transistor Q6 Defective transistor Q7 or O8 Faulty VR2 or VR3 11 PARTS LIST 2 handic Stock Number C1 C2 C3 C4 C5 C7 9 C10 C11 C12 13 C14 C15 C16 C17 18 C19 C20 C21 C22 C23 C24 C25 C26 C27 C28 C29 C30 C31 C32 C33 C34 C35 C3
3. TRANSMITTER SECTION ENTRO TEST POWER EQUIPMENT SUPPLY ADJUST REMARKS STEP SETTING CONNECTION VOLTAGE CH A position Power meter 50 0 Supply voltage 27 135 MHz to ANT Jack 13 8 volts 1A ammeter in series with lead between modulation 1 winding of T6 and collector of Q15 Oscilloscope to monitor receiver a the Max power 2 output dH Peak on the power meter 3 Power meter 50 0 Vary supply to ANT Jack voltage from ammeter 15 to 12 volts 4 in series with lead between modulation winding of T6 and collector of Q15 and dip on the Audio frequency Reset the supply generator voltage to 13 8 to C28 or talk into volts Microphone ammeter to get Repeat steps 2 to 4 if necessary max output at TX 502 DUMMY LOAD ANT Jack If no output adjust T7 to assure output at both voltage extremes Check modula tion handic 605 UNDER TEST 13 8 VOLTS DC POWER SUPPLY MONITOR RECEIVER OSCILLOSCOPE RECEIVER SECTION ALIGNMENT CHART TEST SIGNAL EQUIPMENT GENERATOR ADJUST REMARKS TING CONNECTION SETTING Volume control V T V M Freq 455 kHz T3 Max output Fully clockwise Parallel with 8 0 Mod 1 kHz 30 T4 on voltmeter SQ control dummy load Max counter connected to EXT clo
4. B 5 handic MFR S escription Stock Number Parts Number FC 70 FC 90 FC 90 FC 60 CEOA4W 1H010 CEOAW 1C330 75 75 CE04W1H010 FC 50 FC 50 FC 70 ELR 25K 471 ELR 25J 271 ELR 25J 223 ELR 25J 224 ELR 25J 101 ELR 25J 822 ELR 25J 221 ELR 25J 474 ELR 25J 102 ELR 25J 102 ELR 25J 221 ELR 25J 222 ELR 25J 273 ELR 25J 823 ELR 25J 102 ELR 25J 152 ELR 25J 472 ELR 25J 273 ELR 25J 151 ELR 25J 221 ELR 25J 471 ELR 25J 103 ELR 25J 474 ELR 25J 472 ELR 25J 103 ELR 25J 271 ELR 25J 154 ELR 25J 103 ELR 25J 124 ELR 25J 271 ELR 25J 222 ELR 25K 471 ELR 25J 103 EL R 26J 682 ELR 25J 472 ELR 25J 221 handic 5 Stock Number R39 Carbon film 18 K 1 4 W 55 96 951743 ELR 25J 183 Carbon film 10K 1 4W 55 9 951701 ELR 25J 103 Carbon film 120 K 1 4W 55 9 951883 ELR 25J 124 Carbon film 470 1 4W 55 906 951477 ELR 25J 471 Carbon film 4 7K 1 4W 55 951645 ELR 25J 472 Carbon film 10 K 1 44W 5 951701 ELR 25J 103 Carbon film 100 K 1 4W 5 951869 ELR 25J 104 Carbon film 82 1 4 5 951351 ELR 25J 820 Carbon film 220 1 4 5 951421 ELR 25J 221 Carbon film 56 1 AW 5 951323 ELR 25J 560 Carbon film 1 5 K 1 44W 5 9 95 1561 ELR 25J 152 Carbon film 2 2 1 2W 510 954102 ELR 25K 2R2 Not used Carbon film 22 1 4W 5 951589 ELR 25J 222 Carbon film 100 1 4W 5 9 95 1365 ELR 25J 101 Carbon
5. lt z 2 5 2 Eo 2 3 C 5 5 So 25 p 222 J 7 em CRYSTAL INSTALLATION Channel 15 27 135 MHz is supplied with the unit Other channels can be operated by installing suitable crystals in the internal crystal sockets Crystal sockets are located inside the case on the printed circuit board Push out the chassis as shown in the figure below Plug crystals into the sockets on the printed circuit board Plug Transmit T X crystals into TX sockets and Receiver RX crystals into RX sockets Do NOT interchange or mix RX and TX crystals Do always have a matched pair in the crystal sockets Order crystals from handic stating channel number and frequency handic is not responsible for poor operation when crystals of another manufacturer are used PUSH OUT SCREWS ABCD vx 00000 ax 100000 RECEIVE SELECTIVE CALL Selective call 6 P DIN jack is provided on the back of the cabinet This jack is matched for handic 5 10 and 5 12 selective call units GENERAL ALIGNMENT INSTRUCTIONS Test equipment required 1 standard signal generator S S G 6 Oscilloscope 2 signal generator 7 Frequency counter 3 V T V M AC 8 Monitor receiver 4 V T V M DC 9 DC ammeter 5 RF power meter 10 80 dummy load ALIGNMENT POSITION CF2 CRYSTAL SOCKET
6. 9 91 047 459 27 100 09 1 3 LO ES lt 2 o MS EMS PL MOD IND C 055 S9H D9 1N34A 8G Q15 25 756 53 500P Q13 25 1364 13 8V DC NEGATIVE GND ONLY 2010815 01 91 58 595 4006 099 55 593 0427 199 466 199 SW2 5 TALK SWITCH SW1 CHANNEL SWITCH SW3 POWER SWITCH REMARKS 1 2 3 MZ SSH 10 95 75 _ 18 102000 RESISTANCE VALUES 1 000 VALUES IN MF D MARKS DC VOLTAGE MEASURED BY VR1 VOLUME CONTROL VR2 SOUELCH CONTROL 4 5 6 7 8 handic 486
7. stopper Speaker DC cord w Fuse holder Pilot lamp 7V 50 mA L 190 mm 2A P C Board Screw 1 kit 1 kit handic MFR S 599575 599582 599589 599596 599603 599610 599617 599624 599638 599099 599428 599645 599652 599659 599169 599666 599673 599680 599687 599694 599701 GE 19C 4655 GE 18D 4453 UD 11 GE 17D 3521 GE 19D 4657 GE 19D 4785 A GE 19D 4785 B GE 19D 4661 GE 19D 4789 52 101 50239 5 260 54 296 1 15 SR 3P 4 5 6 15 GE 19C 4683 SEMICONDUCTORS LEAD IDENTIFICATIONS 25 495 0 25 371 0 2SC371 R 25 372 25 373 2SC784 R 25 699 25 1728 0 25 756 25 1364 1 Emitter 2221 Base 1 Emitter 2 2 Collector Tab 2 Base 3 Base 3 Emitter 3 Collector m D 1 Emitter 2 Base 3 Collector 1 Emitter 2 Collector 3 Base SCHEMATIC DIAGRAM 04 2SC372 0 Q3 25 372 Q2 28 371 372 0 Q1 25 784 4 C22 3 3 16 04 1 60 1 Ne VAOS IgA 1 2 1 072 H3N3Z AZ SG 91 Lv 829 91 v 619 vO 919 LOO GLO 04 1 992 S 2 1 OZt LH 999151 LG 09 2SC373 O10 2SC373 08 25 495 25 373 07 25 373 05 25 371 372 0 011 12 25 699 20 1081590
8. 96 20 8096 10 20 8096 10 50 10 80 10 75 96 10 75 96 10 20 75 96 20 96 10 75 96 20 10 5096 20 80 10 10 50 20 80 t 5 96 t 10 20 80 96 t 10 96 20 5 10 20 80 990377 990477 990491 990036 990099 990477 990372 990099 990491 990295 990519 990491 990477 990561 990554 990491 990554 990498 990043 990274 990295 990491 990533 990519 990491 990568 990477 990008 990008 990519 990008 990309 990008 990309 990043 990477 990519 990064 990477 990253 990295 990477 990365 990358 990386 990365 990477 MFR S Parts Number 50 70 100 CE04W1C100 MC 70 FCC 50 100 70 5 60 100 70 CE04W1C4R7 CEO4W1C3R3 100 CEOAW1CS3R3 MC 135 CE04W1C470 FC 60 FC 70 MC 100 MC 70 SCP 60 MC 100 CE04W1C330 MC 70 CE04W1H010 CE04W1H010 SCP 60 CE04W1H010 FC 80 CEO4W 1H010 FC 80 4 1 470 70 SCP 60 CE04W1C471 70 FC 50 FC 70 MC 70 FC 100 FC 90 FCC 60 FC 100 MC 70 4 C69 Ceramic Ceramic Ceramic Ceramic Electrolytic Electrolytic Ceramic Ceramic Electrolytic Ceramic Ceramic Ceramic RESISTORS Carbon film Carbon film Carbon film Carbon film Carbon film Carbon film Carbon film Carbon film Carb
9. transformer OSC coil Drive coil RF choke coil RF choke coil RF choke coil RF choke coil T NET coil coil Choke coil Ceramic filter Ceramic filter 995101 995045 995052 995059 995381 995395 995122 995115 995129 995136 995073 995220 995080 995031 995143 995318 113CN2544 1624 7551 089 4202 228 5950 85 055 8SND 061 LF1 2R2K LF1 471K 4LNC 029 4LNC 054 85 057 028 6LNC 053 LF A6 8 VRI VR2 vR3 Volume Squelch Potentiometer VOLUMES SWITCHES 984046 984025 984018 VM11A 5M1111 5OKA VM 10A 5KC P6S2A SW 1 a b SW2 SW3 CH switch switch Power switch the VR1 CRYSTAL 994025 18 1 2 6 20L 2 012 RX TX Crystal 26 660 MHz Crystal 27 115 MHz MISCELLANEOUS Panel Escutcheon assembly Cabinet Chassis Heat sink Mounting bracket Mounting bracket screw Knob 50 Knob Channel Cabinet saran net 599512 599519 599526 599533 599540 099547 599554 599043 599568 GE 19B 4649 GE 19B 4647 GE 17D 3405 GE 19D 4653 GE 16D 3166 GE 19D 4652 GE 19D 4631 GE 19D 4662 J MIC MIC MIC MIC MIC MIC MIC MIC Rear Cord Fuse Wires case holder element cord knob label A label B switch holder label PCB spacer Crystal socket ANT DIN Jack Speaker jack connector
10. 6 C37 C38 C39 C40 C41 C42 C43 44 46 47 48 49 50 51 52 53 54 55 56 C57 Ceramic Not used Ceramic Ceramic Electrolytic Mylar Ceramic Ceramic Mylar Ceramic Ceramic Ceramic Ceramic Ceramic Electrolytic Electrolytic Ceramic Electrolytic Not used Ceramic Electrolytic Ceramic Ceramic Ceramic Ceramic Ceramic Ceramic Electrolytic Ceramic Electrolytic Not used Electrolytic Ceramic Electrolytic Ceramic Electrolytic Ceramic Electrolytic Ceramic Ceramic Electrolytic Ceramic Ceramic Ceramic Ceramic Ceramic Ceramic Ceramic Ceramic Ceramic CAPACITORS 10 0 01 uF 0 04 uF 10 uF 16 WV 0 01 uF 0 01 uF 5 pF 0 01 uF 0 04 uF 100 pF 0 001 uF 0 04 uF 0 01 uF 4 7 uF 16 WV 3 3 UF 16 WV 0 04 uF 3 3 UF 16 WV 0 1 uF 47 uF 47 pF 100 pF 0 04 uF 0 01 uF 0 001 uF 0 04 uF 33 uF 16 WV 0 01 uF 1 UF 50 WV 1 UF 50 WV 0 001 uF 1 UF 50 WV 150 pF 1 uF WV 150 pF 47 uF 16 WV 0 01 0 001 uF 470 0 01 uF 22 pF 100 pF 0 01 uF 500 pF 350 pF 15 pF 500 pF 0 01 uF 0 5 pF 20 80 96 20 80 96 10 5096 20 96 20 80 96 t 0 25 pF t 20 96 20 80 96 10 _ 10 20 80 96 20 80 96 10 50 96 10 75 96 20 80 96 10 4 75 96 20 8096 10 50 96 t 1096 t 10 20 80
11. W Sensitivity 45 dB at 10 kHz 1uV input 50 dB at 10 kHz TuV input Selectivity Intermediate frequency 455 KHz with ceramic filter 45 dB at 1mV input 40 dB at 1mV input Signal to noise ratio Squelch sensitivity Threshold Tight Less than 14V 50 uV 3 mV Audio output 10 distortion Max power 0 85 W 1 0 W Semiconductors 15 transistors 10 diodes and 2 thermistors Frequency control Crystal control Microphone Dynamic type with PTT switch handic 44 Controls Volume with power switch squelch and channel selector Jacks External speaker selective call and antenna S0 239 DC power cable length More than 3 feet with in line fuse Speaker 80 57 Dynamic type Size 42 x 116 W x 166 D mm DISASSEMBLY INSTALLATION 1 2 Removal of the cabinet Remove the car mounting bracket screws A one from each side of the unit and remove the Mounting Bracket as shown Remove two screws B and pull out the chassis as shown VR KNOB 50 KNOB r3 INDICATOR LAMP FRONT PANEL SPKR BRACKET SQUELCH CONT VOLUME CONT INSULATOR P C BOARD SEL CALL JACK FUSE HOLDER WITH FUSE CHASSIS x 6 5 6 2 J lt o 2 0 lt ul 42 lt
12. ckwise SPKR Jack CH A position Signal generator 27 135 MHz through 100 pF to the base of Q2 25 371 V T V M Freq 27 135 2 1 2 Max S N and Parallel with 8 0 Mod 1 kHz max output on dummy load voltmeter connected to EXT SPKR Jack Signal generator to ANT Jack Volume control V T V M Freq 27 135 MHz Adjust so squelch Adjust for Parallel with 8 Q Mod 1 kHz 30 96 just opens desired audio dummy load or Output 500 uV level across speaker to SQ control EXT SPKR Jack Fully clockwise Signal generator to ANT Jack Note Keep the input signal from S S G as low as possible during all alignment RX 80 DUMMY LOAD 50 Q handic 605 SSG UNDER 5 PKR JACK 13 8 VOLTS DC POWER OSCILLOSCOPE SUPPLY BLOCK DIAGRAM vr 779 9286 V ovr Es H3AIHG 250 XL 13S 10 IWLX XL Vd dV 210 Jv JIN 4 OLD 6 D 90 B Vd JV 1 LID 05 250 XH 80 O OS gt 25V INV 130 ji 4 i XIN Ju za LA LD 10A ea D 7 0 5 2 51 01 02 57 AES PRINTED CIRCUIT BOARD BOTTOM VIEW 51 01 02 WIRING DIAGRAM 00000007 tc 940 3HIM Q3Q 131H S H GOW 1d T RDUM amp OIA HM aie 1 9
13. film 15K 1 44W 559 951729 ELR 25J 153 Carbon film 33 14 5 95 1281 ELR 25J 330 Carbon film 100 1 4 596 951365 ELR 25J 101 Carbon film 1K 1 2W 10 951533 ELR 25K 102 Carbon film 82 1 4W 5 951351 ELR 25J 820 Carbon film 1 1 2W 10 951533 ELR 25K 102 Carbon film 33 1 AW 5 951281 ELR 25J 330 Carbon film 330 1 4W 55 9 951449 ELR 25J 331 Not used Carbon film 1 8 1 4 5 951071 ELR 25J 1R8 Carbon film 33 1 4W 545 96 951281 ELR 25J 330 SEMICONDUCTORS Transistor silicon 992108 2SC784 R Transistor silicon 992045 2SC371 R 25 372 0 Transistor silicon 992059 25 372 Transistor silicon 992045 2SC371 R 2SC372 0 Transistor silicon 992066 25 373 Transistor silicon 992010 25 495 0 Transistor silicon 992066 25 373 Transistor silicon 992017 25 699 Transistor silicon 992129 25 1364 Transistor silicon 992122 25 1018 Transistor silicon 992094 25 756 Diode silicon 992150 151555 Diode germanium 992143 1N60 Diode silicon 992164 HV 80 Diode germanium 992143 1 60 Diode zener 992199 01 07 5 Diode silicon 992171 SIB01 02 Diode zener 992185 AW01 33 Diode silicon 992136 1 34 Diode silicon 992171 51801 02 Thermistor 992262 M 30 ie handic MFR S Stock Number COILS TRANSFORMERS FILTERS ANT coil RF coil IF coil IF coil Input transformer Output
14. on film Not used Carbon film Carbon film Carbon film Carbon film Carbon film Carbon film Carbon film Carbon film Carbon film Carbon film Carbon film Carbon film Carbon film Carbon film Carbon film Carbon film Carbon film Carbon film Carbon film Carbon film Carbon film Carbon film Carbon film Carbon film Carbon film Carbon film Carbon film 70 pF 270 pF 300 pF 47 pF 1uF 50 WV 33 uF 16 WV 0 02 uF 0 02 uF 1uF 50 WV 33 pF 22 pF 100 pF 10 20 20 10 10 75 10 50 20 80 20 80 10 75 96 t 1096 t 596 10 1 2W t 1096 1 4 t596 14 5 1 4 5 1 4 55 1 4W 5596 1 4 55 1 AW 5 1 4W 596 14 5 14 5 1 4W 5 1 4W 5 1 4 5 1 4 5 9 1 AW 5 1 4 W 5 1 4W 55 1 4W 5596 14 5 14 5 1 AW 55 1 4W 55 1 4 5 14 5596 1 4 55 1 4 55 14 5 1 4 5 1 AW 5 1 4 5 12 1096 1 4 55 0 1 4W 345 1 4W 5 1 AW 5 96 990288 990337 990344 990274 990008 990568 990484 990484 990008 990267 990253 990295 954123 951435 951757 951925 951365 951687 951421 951981 951533 951533 951421 951589 951771 951855 951533 951561 951645 951771 951393 951421 951477 951701 951981 951645 951701 951435 951897 951701 951883 951435 951589 951477 951701 951673 951645 951652
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