background image

SERVICE

MANUAL

DIGITAL TRANSCEIVER 

S-14120IZ-C1
May. 2005 

Summary of Contents for ID-1

Page 1: ...SERVICE MANUAL DIGITAL TRANSCEIVER S 14120IZ C1 May 2005...

Page 2: ...ake sure a problem is internal before disassembling the transceiver 2 DO NOT open the transceiver until the transceiver is disconnected from its power source 3 DO NOT force any of the variable compone...

Page 3: ...ADJUSTMENT PROCEDURES 5 1 PREPARATION 5 1 5 2 PLL AND CODEC ADJUSTMENT 5 3 5 3 TRANSMITTER ADJUSTMENT 5 6 5 4 RECEIVER ADJUSTMENT 5 7 SECTION 6 PARTS LIST SECTION 7 SEMI CONDUCTOR INFORMATION SECTION...

Page 4: ...ariable reactance frequency modulation FM Quadrature modulation Digital Maximum frequency deviation FM 5 0 kHz Spurious emissions Less than 50 dB Microphone connector 8 pin modular jack 600 RECEIVER R...

Page 5: ...DV mode X400 CR662 IC1551 LA4425 PLL reference oscillator FI192 CFWLB450KEIY 3rd IF filter FM mode AF power amplifier 1st VCO circuit 2nd VCO circuit Q1 NE34018 RF amplifier IC191 TA33136 Demodulator...

Page 6: ...ke off the LOGIC 1 unit 2 Unsolder 11 points C 3 Unscrew 2 screws D and remove the ANT connector E 4 Take off the cable F from the chassis 5 Disconnect the cable G and remove the TR A clip H 6 Unscrew...

Page 7: ...the 1st VCO cir cuit at the 1st mixer circuit IC71 to produce a 243 95 MHz 1st IF signal The 1st IF signal is passed through the bandpass filter FI71 to suppress unwanted signals and pass only the des...

Page 8: ...is used for DV mode opera tion is used for FM demodulation The amplified signal from the IF amplifier Q191 is applied to the 3rd mixer section of the demodulator IC IC191 pin 16 and is then mixed with...

Page 9: ...tects matched digital code call sign and opens the squelch only when receiving a signal containing a matching digital code call sign When digital code call sign squelch is in use and a sig nal with a...

Page 10: ...he A D converter section as the DAMOD signal The converted digital audio signals are applied to the AMBE CODEC IC IC2 for code com pression and are then applied to the CPU IC50 The digital audio signa...

Page 11: ...passed through the bandpass FI880 and low pass L892 L893 C904 C908 filters and then applied to the 1st mixer circuit FM MODE The modulation circuit modulates the 2nd LO signal using the microphone aud...

Page 12: ...le counter programmable divider and phase detector etc The applied signal is divided at the prescaler and program mable counter section by the N data ratio from the CPU LOGIC 1 unit IC50 The divided s...

Page 13: ...l signal to the mode switches MAIN unit IC1411 IC1670 IC1673 via the level converter IC55 Low While DV mode is selected 80 TXLED Outputs TX LED control signal High During transmit 82 RXLED Outputs RX...

Page 14: ...USTMENT SOFTWARE INSTALLATION q Quit all applications when Windows is running w Insert the CD into the appropriate CD drive e Double click the Setup exe contained in the adjustment software folder in...

Page 15: ...Bm 0 1 V to 32 mV RF power meter 50 20 W Modulation analyzer Attenuator 50 dB or 60 dB DC power supply 13 8 V 10 A or more JIG CABLE INFORMATION to the microphone connector Audio generator 300 Hz to 3...

Page 16: ...4 0 V 4 Mode DD mode Receiving 2 6 3 3 V 5 Mode FM mode Transmitting 3 3 4 0 V I Q BALANCE FPGA D C voltage ad justment DV I 1 Preset IQ Direct current output ON Operating freq 1270 00 MHz Mode DV mo...

Page 17: ...I I Q balance check point LV2 LV1 CP Q CP QR LV1 PLL lock voltage check point LV2 PLL lock voltage check point CP200 FPGA frequency check point C202 C215 FPGA frequency adjustment 5 4 MAIN AND LOGIC...

Page 18: ...n e c t a d i g i t a l multimeter or an oscillo scope to the check point CP30 T h e s a m e voltage that during in DV m o d e T X at the check point CP30 PC screen FPGA D C voltage adjust ment FM I...

Page 19: ...power adjustment CP207 DSP input level check point R1707 DSP input level adjustment R1087 YGR current adjustment R1704 FM deviation adjustment CP30 FM carrier check point R1086 YGR carrent adjustment...

Page 20: ...Connect an SSG to the antenna connector and set as Level 0 18 V 122 dBm Modulation OFF Receiving Push ENTER on the connected computer key board to set to S meter adjustment FM min level S meter adjus...

Page 21: ...2 90 6 REF ORDER DESCRIPTION M H V NO NO LOCATION IC71 1110004470 S IC PC2721GV E1 T 45 5 76 4 IC191 1110003490 S IC TA31136FN D EL T 46 5 29 9 IC271 1110004070 S IC MC3356DW R2 T 81 8 33 5 IC341 113...

Page 22: ...8 L1607 6200006990 S COL ELJRE 56NG F T 115 8 11 7 L1608 6200006990 S COL ELJRE 56NG F B 95 2 9 L1609 6200006990 S COL ELJRE 56NG F B 9 51 L1610 6200006990 S COL ELJRE 56NG F T 105 3 11 8 L1611 62000...

Page 23: ...V 2 2 k T 28 6 43 9 MAIN UNIT REF ORDER DESCRIPTION M H V NO NO LOCATION R778 7030003440 S RES ERJ3GEYJ 102 V 1 k T 26 7 41 8 R779 7030003650 S RES ERJ3GEYJ 563 V 56 k T 26 4 38 R780 7030003320 S RES...

Page 24: ...k B 81 26 R1704 7310005050 S TRI RH03ADCS3X 4 7k T 69 4 10 8 R1705 7030003520 S RES ERJ3GEYJ 472 V 4 7 k B 76 4 24 8 R1706 7030003450 S RES ERJ3GEYJ 122 V 1 2 k B 73 6 24 8 R1707 7310002800 S TRI RH03...

Page 25: ...T 29 4 73 1 C501 4030009910 S CER C1608 CH 1H 040B T B 25 6 73 3 MAIN UNIT REF ORDER DESCRIPTION M H V NO NO LOCATION C503 4550006250 S TAN TEESVA 1A 106M8L T 18 8 70 3 C504 4030009560 S CER C1608 CH...

Page 26: ...06850 S CER C1608 JB 1H 471K T T 111 7 91 9 MAIN UNIT REF ORDER DESCRIPTION M H V NO NO LOCATION C1189 4030009510 S CER C1608 CH 1H 010B T T 77 8 107 8 C1191 4030007090 S CER C1608 CH 1H 470J T T 86 8...

Page 27: ...7090 S CER C1608 CH 1H 470J T T 28 9 16 6 C1625 4030007090 S CER C1608 CH 1H 470J T T 30 2 16 6 C1626 4030007090 S CER C1608 CH 1H 470J T T 31 5 16 6 C1669 4030007090 S CER C1608 CH 1H 470J T T 93 2 1...

Page 28: ...0003620 S RES ERJ3GEYJ 333 V 33 k T 47 2 65 R53 7030003640 S RES ERJ3GEYJ 473 V 47 k T 48 5 62 4 R54 7030003560 S RES ERJ3GEYJ 103 V 10 k T 15 5 44 4 R55 7030003640 S RES ERJ3GEYJ 473 V 47 k T 15 5 43...

Page 29: ...1 7 LOGIC 1 UNIT REF ORDER DESCRIPTION M H V NO NO LOCATION R305 7030003480 S RES ERJ3GEYJ 222 V 2 2 k T 67 4 13 R306 7030003480 S RES ERJ3GEYJ 222 V 2 2 k T 63 7 16 8 R307 7030003480 S RES ERJ3GEYJ 2...

Page 30: ...EF ORDER DESCRIPTION M H V NO NO LOCATION C162 4030007000 S CER C1608 CH 1H 090D T B 93 3 8 5 C200 4030011600 S CER C1608 JB 1E 104K T B 34 6 54 2 C202 4610001590 S TRI TZC3R100A110R00 T 24 6 36 1 C20...

Page 31: ...126 7030003860 S RES ERJ3GE JPW V T 10 4 76 8 W129 7030003860 S RES ERJ3GE JPW V T 23 3 73 8 W200 7030003860 S RES ERJ3GE JPW V B 58 3 16 W213 7030003860 S RES ERJ3GE JPW V B 43 7 29 1 W300 7030003860...

Page 32: ...0J T B 6 5 9 8 C30 4030006860 S CER C1608 JB 1H 102K T B 9 1 9 8 C32 4030007090 S CER C1608 CH 1H 470J T B 92 1 4 3 C34 4030007090 S CER C1608 CH 1H 470J T B 28 8 3 2 C35 4030007090 S CER C1608 CH 1H...

Page 33: ...mbol CK 2SC5454 R54 Symbol R54 2SJ144 GR Symbol VG 2SK2036 Symbol KJ DTC114 EU Symbol 14 DTC143 ZU Symbol 123 2SD1619 T Symbol DB 2SK2855 Symbol UT 3SK241 R Symbol DU DTA114 EU Symbol 16 DTA143 TUA Sy...

Page 34: ...Symbol BF 1SV239 Symbol TC 1SV245 Symbol T3 1SV282 Symbol TD HSM88AS Symbol C1 MA2S077 Symbol S MA2S728 Symbol B MA111 Symbol 1B MA4PH224 Symbol Red MA8082 M Symbol 8 2 MA8091 M Symbol 9 1 SB07 03C S...

Page 35: ...2H 1 EP1162 6910000970 DL 20P 2 6 3 1 2H 1 IC1160 1150002190 RA18H1213G1 21 1 J1 6510004910 NR DS E 01 1 MF1 2710000590 MF40D 12H 001 1 MP1 8010018711 2506 Chassis 1 1 MP2 8810008660 Screw PH BT M3x8...

Page 36: ...l 1 MP16 8820000871 1705 Cap Screw 1 3 MP18 8310053110 2506 NAME PLATE 1 MP19 8930059370 2140 Front Key C 1 W1 8900010940 OPC 1119 1 REF NO ODER NO DESCRIPTION QTY J1 6450001470 95003 2881 1 S21 22500...

Page 37: ...P5 C MP6 C W2 C MP4 C MP4 C MP65 M MP65 M MP65 M MP39 M MP70 M MP30 M MP4 C MP64 M MP64 M MP17 C MP64 M MP17 C MP6 L MP29 C MP64 M MP17 C MP15 C MP14 C MP28 C MP24 C EP1160 C MP27 C MP14 C IC1160 C MP...

Page 38: ...8 4 MP7 C J1 F S21 F MP9 C MP9 C MP9 C MP9 C MP1 C MP19 C MP2 C DS1 C MP3 C MP4 C EP2 C MP16 C MP16 C W1 C MP13 C MP10 C MP12 C MP18 C RC 24...

Page 39: ...R473 C482 R474 C480 C481 Q472 Q471 D471 C475 C476 L481 R487 C479 R472 C478 R471 C500 R481 C495 C712 L712 C74 C75 C23 R711 C70 C72 C79 R134 R1333 C493 L475 L474 C491 C489 L719 C81 C82 L73 C484 C504 W48...

Page 40: ...Q1081 C1623 Q1080 D272 D274 Q271 C1108 D1600 Q1600 C1622 C1607 R91 R1605 R1601 D1605 D1602 D1606 C1520 C1612 C1502 C1504 C1613 C1110 C1100 C1101 C1116 C1113 C1083 L1080 R1080 C1031 R1030 R1028 C286 R2...

Page 41: ...552 IC551 CP100 D55 C12 X200 C202 C4 C6 J300 IC200 C24 IC4 X550 C557 J50 IC1 L551 C550 C551 C13 R2 R207 R206 C206 R405 R403 C401 C400 C207 R203 C208 R204 C2 R1 C1 R69 R563 C554 C22 C23 C71 R58 R54 C20...

Page 42: ...116 L117 R569 R559 R557 L115 L114 L120 L121 L119 C556 R562 R556 R567 C578 C553 R566 R74 L214 R60 R61 L211 C61 C20 R208 C210 C211 W2 R205 C404 C438 R436 R411 R410 R412 R413 R402 R414 C423 C422 C403 C40...

Page 43: ...E MW PRIO SCAN MN BK SQL PWR TXinh MODE CALL V M MIC DIAL AFC F INP 1 8 J1 to MIC NC GND MIC MICE PTT NC MICU D 8V H0 H5 H10 H15 H20 H25 H30 H35 H40 H45 H50 H55 H60 H65 H70 H75 H80 H85 H90 H95 H100 H1...

Page 44: ...2 R53 Q3 D10 D11 R39 C50 C17 R7 C51 R55 Q2 R16 C26 C48 D13 C15 IC2 R10 C14 C12 J3 R56 R58 R57 C18 C19 C20 C21 C22 C23 C24 EP25 EP27 EP21 EP20 EP26 C64 R63 R61 R62 L1 C30 C28 C27 C56 R60 C60 C61 R11 Q1...

Page 45: ...SECTION 10 BLOCK DIAGRAM 10 1 10 1 MAIN UNIT 4...

Page 46: ...10 2 LOGIC 1 UNIT 10 3 RC 24 10 2...

Page 47: ...SECTION 11 VOLTAGE DIAGRAM 11 1 MAIN UNIT 11 1...

Page 48: ...11 2...

Page 49: ...11 3...

Page 50: ...11 4 11 2 LOGIC 1 UNIT...

Page 51: ...11 5...

Page 52: ...11 6 11 3 RC 24...

Page 53: ...Centre 150 6165 Highway 17 Delta B C V4K 5B8 Canada Phone 1 604 952 4266 Fax 1 604 952 0090 URL http www icomcanada com E mail info icomcanada com A B N 88 006 092 575 Unit 1 103 Garden Road Clayton...

Page 54: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan S 14120IZ C1 2005 Icom Inc...

Reviews: