background image

Q30

1590002290 S.TRANSISTOR

FMS2A T148

Q31

1590002300 S.TRANSISTOR

FMW2 T148

Q32

1530002060 S.TRANSISTOR

2SC4081 T107 R

Q33

1510000510 S.TRANSISTOR

2SA1576A T106R

Q35

1530002060 S.TRANSISTOR

2SC4081 T107 R

Q36

1540000550 S.TRANSISTOR

2SD1664 T100Q

Q37

1530002850 S.TRANSISTOR

2SC4116-BL (TE85R)

Q38

1540000550 S.TRANSISTOR

2SD1664 T100Q

Q39

1590000850 S.TRANSISTOR

DTC114YUA T106

Q40

1540000550 S.TRANSISTOR

2SD1664 T100Q

Q41

1530002850 S.TRANSISTOR

2SC4116-BL (TE85R)

Q42

1520000560 S.TRANSISTOR

2SB1123T-TD

Q43

1530002060 S.TRANSISTOR

2SC4081 T107 R

Q44

1560000810 S.FET

2SK1069-4-TL

Q45

1590000430 S.TRANSISTOR

DTC144EUA T106

Q47

1590000430 S.TRANSISTOR

DTC144EUA T106

Q48

1530002850 S.TRANSISTOR

2SC4116-BL (TE85R)

Q50

1590001330 S.TRANSISTOR

DTA114EUA T106

Q51

1590000680 S.TRANSISTOR

DTC114EUA T106

Q52

1560000810 S.FET

2SK1069-4-TL

Q55

1530002060 S.TRANSISTOR

2SC4081 T107 R

Q56

1590000720 S.TRANSISTOR

DTA144EUA T106

Q61

1530002850 S.TRANSISTOR

2SC4116-BL (TE85R)

Q62

1590000430 S.TRANSISTOR

DTC144EUA T106

Q64

1590000430 S.TRANSISTOR

DTC144EUA T106

Q65

1560000840 S.FET

2SK1829 (TE85R)

Q501

1590000430 S.TRANSISTOR

DTC144EUA T106

Q502

1590000720 S.TRANSISTOR

DTA144EUA T106

Q503

1590001650 S.TRANSISTOR

XP4601 (TX)

Q504

1560000810 S.FET

2SK1069-4-TL

Q505

1590000430 S.TRANSISTOR

DTC144EUA T106

Q506

1560000810 S.FET

2SK1069-4-TL

Q507

1590000430 S.TRANSISTOR

DTC144EUA T106

Q508

1560000840 S.FET

2SK1829 (TE85R)

Q509

1590000430 S.TRANSISTOR

DTC144EUA T106

Q510

1590000430 S.TRANSISTOR

DTC144EUA T106

Q511

1590000720 S.TRANSISTOR

DTA144EUA T106

Q512

1530002060 S.TRANSISTOR

2SC4081 T107 R

Q513

1590000720 S.TRANSISTOR

DTA144EUA T106

Q514

1590000720 S.TRANSISTOR

DTA144EUA T106

Q515

1590000720 S.TRANSISTOR

DTA144EUA T106

Q516

1530002060 S.TRANSISTOR

2SC4081 T107 R

Q517

1590000430 S.TRANSISTOR

DTC144EUA T106

D1

1790001210 S.DIODE

1SS375-TL

D3

1790001210 S.DIODE

1SS375-TL

D4

1750000510 S.DIODE

UM9401F

D5

1710000730 S.DIODE

MI809-T11

D6

1710000730 S.DIODE

MI809-T11

D7

1720000270 S.VARICAP

1SV217 (TPH2)

D9

1720000270 S.VARICAP

1SV217 (TPH2)

D10

1720000270 S.VARICAP

1SV217 (TPH2)

D11

1720000270 S.VARICAP

1SV217 (TPH2)

D15

1790000700 DIODE

DSA3A1

D16

1750000370 S.DIODE

DA221 TL

D17

1790000620 S.DIODE

MA77 (TX)

D18

1790000620 S.DIODE

MA77 (TX)

D19

1720000270 S.VARICAP

1SV217 (TPH2)

D20

1720000270 S.VARICAP

1SV217 (TPH2)

D21

1720000270 S.VARICAP

1SV217 (TPH2)

D22

1720000270 S.VARICAP

1SV217 (TPH2)

D23

1720000260 S.VARICAP

1SV214 (TPH2)

D27

1750000130 S.DIODE

DA204U T107

D28

1750000220 S.DIODE

DA113W T107

D29

1750000130 S.DIODE

DA204U T107

D30

1750000550 S.DIODE

1SS355 TE-17

D31

1750000550 S.DIODE

1SS355 TE-17

D32

1750000130 S.DIODE

DA204U T107

D33

1730002420 S.ZENER

MA8160 (TX)

D36

1750000550 S.DIODE

1SS355 TE-17

D37

1750000550 S.DIODE

1SS355 TE-17

D38

1750000550 S.DIODE

1SS355 TE-17

D40

1720000270 S.VARICAP

1SV217 (TPH2)

D41

1720000270 S.VARICAP

1SV217 (TPH2)

D42

1720000270 S.VARICAP

1SV217 (TPH2)

D43

1720000270 S.VARICAP

1SV217 (TPH2)

D44

1720000360 S.DIODE

HSU88TRF

D45

1750000550 S.DIODE

1SS355 TE-17

D46

1720000260 S.VARICAP

1SV214 (TPH2)

D50

1750000550 S.DIODE

1SS355 TE-17

D51

1750000550 S.DIODE

1SS355 TE-17

[MAIN UNIT]

[FRONT UNIT]

S.=Surface mount

DS11

5040002030 S.LED

CL-170Y-CD-T

DS13

5040002030 S.LED

CL-170Y-CD-T

DS14

5040002030 S.LED

CL-170Y-CD-T

DS15

5040002030 S.LED

CL-170Y-CD-T

DS16

5040002030 S.LED

CL-170Y-CD-T

W1

7030003860 S.JUMPER

ERJ3GE JPW V 

W2

7030003860 S.JUMPER

ERJ3GE JPW V 

W3

7030000010 S.JUMPER

MCR10EZHJ JPW (000)

W4

7030000010 S.JUMPER

MCR10EZHJ JPW (000)

EP1

0910050602 PCB

B 5205B

EP2

8930048320 LCD CONTACT

SRCN-2140-SP-N-W

IC1

1110003571

S.IC

MC3372SVMEL

IC2

1130007370

S.IC

TA75S558F (TE85L)

IC3

1130007090

S.IC

TA75W558FU (TE12L)

IC5

1190000350

S.IC

M62363FP-650C

IC7

1110003300

S.IC

M5282FP 70CD

IC8

1110003090

IC

LA4425A

IC9

1130007090

S.IC

TA75W558FU (TE12L)

IC10

1110003800

S.IC

NJM2904V-TE1

IC11

1150001040

IC

SC-1188

IC12

1130007970

S.IC

MC145190FR2

IC13

1130007300

S.IC

TC4W66FU (TE12L)

IC16

1180001250

S.IC

TA7808F (TE16L)

IC17

1180000970

S.IC

AN78L05M-(E1)

IC18

1130007110

S.IC

TC7W04FU (TE12L)

IC19

1110003500

S.IC

S-80742SL-A6-T1

IC20

1140007640

S.IC

HD64F3437F16

IC21

1130006920

S.IC

TA75W01FU (TE12L)

IC22

1110003410

S.IC

µPC5023GR-043-GJG-T2

IC25

1130007300

S.IC

TC4W66FU (TE12L)

IC26

1130007110

S.IC

TC7W04FU (TE12L)

IC27

1130009020

S.IC

X25650S8I-2.5T6

IC29

1110002750

S.IC

TA75S01F (TE85R)

IC501 1130004230

S.IC

LC7366NM

IC502 1130007020

S.IC

TC7S66FU (TE85R)

IC503 1110002750

S.IC

TA75S01F (TE85R)

IC504 1130006220

S.IC

TC4W53FU (TE12L)

IC505 1130008090

S.IC

BU4066BCFV-E1

IC506 1180001080

S.IC

S-81250PG-PD-T1

Q1

1580000590 S.FET

3SK166A-0-T7

Q2

1580000590 S.FET

3SK166A-0-T7

Q3

1530003420 S.TRANSISTOR

2SC5110-O (TE85R)

Q4

1530002600 S.TRANSISTOR

2SC4215-O (TE85R)

Q5

1530002850 S.TRANSISTOR

2SC4116-BL (TE85R)

Q6

1590000680 S.TRANSISTOR

DTC114EUA T106

Q7

1590000990 S.TRANSISTOR

DTC363EK T147

Q8

1590000680 S.TRANSISTOR

DTC114EUA T106

Q9

1530002060 S.TRANSISTOR

2SC4081 T107 R

Q10

1530002060 S.TRANSISTOR

2SC4081 T107 R

Q11

1550000020 S.FET

2SJ377 (TE16R)

Q12

1550000020 S.FET

2SJ377 (TE16R)

Q14

1590000430 S.TRANSISTOR

DTC144EUA T106

Q15

1530003291 S.TRANSISTOR

2SC4703-T1 SE

Q16

1530003420 S.TRANSISTOR

2SC5110-O (TE85R)

Q17

1530003420 S.TRANSISTOR

2SC5110-O (TE85R)

Q18

1530003420 S.TRANSISTOR

2SC5110-O (TE85R)

Q19

1530003420 S.TRANSISTOR

2SC5110-O (TE85R)

Q20

1530003420 S.TRANSISTOR

2SC5110-O (TE85R)

Q21

1530002920 S.TRANSISTOR

2SC4226-T2 R25

Q22

1590000850 S.TRANSISTOR

DTC114YUA T106

Q23

1530003420 S.TRANSISTOR

2SC5110-O (TE85R)

Q24

1590000850 S.TRANSISTOR

DTC114YUA T106

Q25

1590000430 S.TRANSISTOR

DTC144EUA T106

Q26

1590001330 S.TRANSISTOR

DTA114EUA T106

Q27

1590000720 S.TRANSISTOR

DTA144EUA T106

Q28

1590000720 S.TRANSISTOR

DTA144EUA T106

Q29

1560000810 S.FET

2SK1069-4-TL

6 - 2

REF

ORDER

DESCRIPTION

NO.

NO.

REF

ORDER

DESCRIPTION

NO.

NO.

[MAIN UNIT]

REF

ORDER

DESCRIPTION

NO.

NO.

Summary of Contents for IC-F1610

Page 1: ...SERVICE MANUAL VHF FM TRANSCEIVER iF1610...

Page 2: ...ment model name and unit name 4 Quantity required SAMPLE ORDER 1110003571 S IC MC3372SVM IC F1610 MAIN UNIT 5 pieces 8810008660 Screw BT M3x8 NI ZU IC F1610 Bottom cover 10 pieces Addresses are provid...

Page 3: ...4 4 4 5 PORT ALLOCATIONS 4 5 SECTION 5 ADJUSTMENT PROCEDURES 5 1 PREPARATION 5 1 5 2 INITIAL SET MODE 5 2 5 3 PLL ADJUSTMENT 5 3 5 4 RECEIVER ADJUSTMENT 5 4 5 5 TRANSMITTER ADJUSTMENT 5 5 SECTION 6 PA...

Page 4: ...lter Audio output power External SP connector ETS 300 086 146 174 MHz 128 16 ch 8 banks 16K0F3E 25 kHz Wide 8K50F3E 12 5 kHz Narrow 20 C to 55 C 13 2 V DC negative ground 7 0 A 1 2 A 700 mA SO 239 50...

Page 5: ...573 PLL IC IC12 MC145190F D A converter IC5 M62363FP FRONT unit CPU IC20 HD64F3437F16 EEPROM IC27 X25650S8I 2 5 Low pass filter circuit 1st mixer Q2 3SK166 RF amplifier Q1 3SK116 1st IF filter FI1 FL...

Page 6: ...PC 617 Pin No Terminal name Description Specification 1 DIM Backlight control input 5 to 30 V for dark 2 PAAF AF output for public address and Ext SP func tions 0 to 330 mV rms 47 k 3 DISC AF output f...

Page 7: ...ket bolts from the front plate using an allen wrench 1 32 in Separate the front unit from the transceiver main unit Remove 4 screws from the RMK 1 front unit attach ment to open the rear plate Connect...

Page 8: ...btain selection capability and to pass only the desired signals The filtered signal is applied to the 2nd IF circuit after being amplified at the 1st IF amplifier Q4 4 1 4 2ND IF AND DEMODULATOR CIRCU...

Page 9: ...receiving a signal containing a matching subaudible tone CTCSS or DTCS When tone squelch is in use and a signal with a mismatched or no subaudible tone is received the tone squelch circuit mutes the...

Page 10: ...rcuit protects the power module IC11 from a mismatched output load and stabilizes the output power The APC detector circuit detects forward signals and reflec tion signals at D3 and D1 respectively Th...

Page 11: ...1 12 6 MHz Rx VCO Q21 D19 D20 D40 D41 Tx VCO Q23 D21 D22 D42 D43 Charge pump LINE HV VCC CPU5V 5V 8V R8V T8V MT8V DESCRIPTION The voltage from the external power connector Same voltage as the HV line...

Page 12: ...d Outputs high pass filter s characteris tics select signal High During CTCSS operation Outputs mic audio select signal to the audio switch IC25 High While Public address func tion is ON Outputs MT8V...

Page 13: ...Oscilloscope DC voltmeter Digital multimeter AC millivoltmeter External speaker Attenuator Terminator GRADE AND RANGE Frequency range 0 1 600 MHz Output level 0 1 V 32 mV 127 to 17 dBm Frequency rang...

Page 14: ...ol Beep ON OFF Maximum beep level DTCS balance CTCSS DTCS Tone deviation Maximum voice deviation S meter level Transmit low power L1 Transmit low power L2 Transmit high power H MODE No NOTE 2 beeps li...

Page 15: ...nsmitting MAIN Rear panel Connect a digital multi meter or an oscillo scope to the check point LV Loosely couple a fre quency counter to the antenna connector 3 0 V 10 0 14 0 V 3 0 V 10 5 15 5 V 174 0...

Page 16: ...ge 5 2 for details Receiving Make sure no signal is being applied to the antenna connector Enter Initial Set Mode No 2 Refer to page 5 2 for details Operating frequency 136 000 MHz Receiving Connect a...

Page 17: ...Refer to page 5 2 for details No AF signals are applied to the micro phone connector Set an FM deviation meter as HPF OFF LPF 20 kHz De emphasis OFF Detector P P 2 Wide Narrow setting Wide DTCS code...

Page 18: ...030003680 S RESISTOR ERJ3GEYJ 104 V 100 k R44 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 k R45 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 k R46 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 k R47 7030003440 S RE...

Page 19: ...S VARICAP 1SV217 TPH2 D41 1720000270 S VARICAP 1SV217 TPH2 D42 1720000270 S VARICAP 1SV217 TPH2 D43 1720000270 S VARICAP 1SV217 TPH2 D44 1720000360 S DIODE HSU88TRF D45 1750000550 S DIODE 1SS355 TE 17...

Page 20: ...473 V 47 k R15 7030003340 S RESISTOR ERJ3GEYJ 151 V 150 R16 7030003720 S RESISTOR ERJ3GEYJ 224 V 220 k R17 7030003720 S RESISTOR ERJ3GEYJ 224 V 220 k R18 7030003720 S RESISTOR ERJ3GEYJ 224 V 220 k R19...

Page 21: ...003560 S RESISTOR ERJ3GEYJ 103 V 10 k R239 7030003560 S RESISTOR ERJ3GEYJ 103 V 10 k R240 7030003660 S RESISTOR ERJ3GEYJ 683 V 68 k R242 7030003500 S RESISTOR ERJ3GEYJ 332 V 3 3 k R243 7030003460 S RE...

Page 22: ...R530 7030003500 S RESISTOR ERJ3GEYJ 332 V 3 3 k R531 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 k R532 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 k R533 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 k R534 70300...

Page 23: ...0J T A C126 4030007020 S CERAMIC C1608 CH 1H 120J T A C127 4030007060 S CERAMIC C1608 CH 1H 270J T A C128 4030007020 S CERAMIC C1608 CH 1H 120J T A C129 4030007070 S CERAMIC C1608 CH 1H 330J T A C130...

Page 24: ...E 105M 8L C340 4030006860 S CERAMIC C1608 JB 1H 102K T A C341 4030006860 S CERAMIC C1608 JB 1H 102K T A C343 4030006860 S CERAMIC C1608 JB 1H 102K T A C344 4030006860 S CERAMIC C1608 JB 1H 102K T A C3...

Page 25: ...CERAMIC C1608 JB 1E 103K T A C550 4030006860 S CERAMIC C1608 JB 1H 102K T A C551 4030006860 S CERAMIC C1608 JB 1H 102K T A C552 4030006860 S CERAMIC C1608 JB 1H 102K T A C553 4030009990 S CERAMIC C16...

Page 26: ...5 7 1 REF NO SECTION 7 MECHANICAL PARTS CHASSIS PARTS ORDER NO DESCRIPTION QTY REF NO FRONT UNIT ORDER NO DESCRIPTION QTY REF NO MAIN UNIT ORDER NO DESCRIPTION QTY J1 6510004880 Connector MR DS E 01 1...

Page 27: ...MP6 C MP3 C J2 M MP15 C MP12 C MP13 M MP2 M MP4 M MAIN Top side MP6 M J5 M MP2 C MP9 M MP12 M MP2 C MP8 M W4 M MP8 C MP5 C MAIN UNIT Bottom side FRONT UNIT MP1 C MP5 F MP6 F MP1 F MP7 F MP7 C OPPOSITE...

Page 28: ...Symbol K DTA114EU Symbol 14 DTA143ZU Symbol 113 DTA144EU Symbol 16 DTC114EU Symbol 24 DTC114YU Symbol 64 DTC144EU Symbol 26 DTC363EK Symbol H27 FMS2A Symbol S2 FMW2 Symbol W2 XP4601 Symbol 5C D S G2...

Page 29: ...MICE AFO 8V P0 P1 P2 P3 P4 1 4 7 2 5 8 0 3 6 9 MP2 SECTION 9 BOARD LAYOUTS The combination of this page and the next page show the unit layout in the same config uration as the actual P C Board 9 1 FR...

Page 30: ...5 8 4 1 49 64 48 1 33 16 32 17 39 38 65 1 102 64 12 A SPO B AFO C HANG 128 103 1 12 J2 VCC SQL SP SPE 8V FTXD FRXD POSW MICE MIC GND AFO from MAIN unit J5 9 2 BOTTOM VIEW...

Page 31: ...SCK J6 30 16 ESI ECS2 CPU5V ECK ESO GND 6 2 5 1 to Optional unit EX 1761 J7 VCC VCC SP SPE 8V FTXD FRXD POSW MICE MIC GND AFO to FRONT unit J2 J5 1 12 1 11 1 6 2 5 50 26 75 25 76 51 1 100 8 4 1 5 1 15...

Page 32: ...MP11 16 9 1 1 4 1 5 8 5 10 6 8 MP7 4 1 5 8 MP10 10 1 11 8 1 9 16 20 5 8 4 1 8 5 1 4 MP13 SP MP12 9 4 BOTTOM VIEW...

Page 33: ...TEMP N W NWC IC12 MC145190F Q18 2SC51110 Q25 DTC144EU Q26 DTC114EU IC13 TC4W66FU Q30 FMS2A Q31 FMW2 Q505 DTC144EU X501 R8V T8V HV VCC CPU5V VRX TMUT PWON 8V MT8V 5V CTRL 5V IC16 TA7808F Q36 2SD1664 Q3...

Page 34: ...2 R4 1k R5 100k R7 10k R8 220k O U T 1 V D D 2 V S S 3 N C 4 N C 5 IC3 S 80742SL D1 MA111 R6 470k R9 220k Q1 2SC4081 C11 0 01 R10 100k R17 100k Q3 DTC114EU 5V C18 0 1 C19 470p C21 1 C22 0 1 IC5 AN8005...

Page 35: ...S 15 SDA WAIT P97 16 P96 17 AS P95 18 WR P94 19 KEYIN13 PA5 20 KEYIN12 PA4 21 RD P93 22 IRQ0 P92 23 EIOW IRQ1 P91 24 ECS2 IRQ2 P90 25 P42 TMRI0 51 P43 TMCI HIRQ11 52 P44 TMO1 HIRQ1 53 P45 TMRI1 HIRQ1...

Page 36: ...10a NJM2904 D44 HSU88 R103 4 7k 5 6 7 IC10b NJM2904 R99 4 7k C409 47p R329 1k D45 1SS355 R361 4 7k Q12 2SJ377 R333 10k C394 470p R107 470 Q14 DTC144EU D509 DAN202U C116 470p IC16 TA7808F D15 DSA3A1 R3...

Page 37: ...6 C207 10 R564 47k R563 47k D27 DA204U R213 4 7k R212 4 7k Q40 2SD1664 Q41 2SC4116 D29 DA204U C406 470p C407 470p R566 47k R565 47k Q38 2SD1664 C267 10 C264 0 1 Q42 2SB1123 L504 3 3 Q43 2SC4081 C252 0...

Page 38: ...Australia Phone 03 9387 0666 Fax 03 9387 0022 Unit 9 Sea St Herne Bay Kent CT6 8LD U K Phone 01227 741741 Fax 01227 741742 URL http www icomuk co uk Zac de la Plaine Rue Brindejonc des Moulinais BP 58...

Page 39: ...6 9 16 Kamihigashi Hirano ku Osaka 547 0002 Japan A 5547HI SV C 1998 by Icom Inc...

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