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SECTION 7 

MECHANICAL PARTS AND DISASSEMBLY

7 - 1

7-1 CABINET PARTS

[MAIN UNIT]

[CHASSIS PARTS]

REF.

ORDER. NO.

DESCRIPTION

QTY.

DS681

5030002790

LCD A0286

1

EP681

8930064210

LCD contact SRCN-2795-SP-N-W

1

MP681

8930063850

2795 LCD holder

1

REF.

ORDER. NO.

DESCRIPTION

QTY.

J41

6910016650

2600 ANT connector

1

SP1

2510001092

Speaker 036D0801B

1

W3

8900010960

Cable OPC-1129

1

MP1

8210021100

2795 Front panel (A) 

[USA]

1

8210021170

2795 Front panel (C) 

[Others]

1

MP8

8210020870

2795 SP panel

1

MP10

8930063640

2795 SP rubber

1

MP18

8930063600

2795 MIC cap

1

MP20

8210021090

2795 rear panel

1

MP21

8610011151

2497 BATT lock-1

1

MP22

8930065070

2795 lock plate

1

MP23

8930063630

2795 terminal holder

1

MP24

8930063840

2795 A-terminal

1

MP25

8930063830

2795 B-terminal

1

MP26

8930063820

2795 C-terminal

1

MP31

8830001140

VR nut (J)

1

MP32

8930052280

O ring (AC)

1

MP33

8610012110

Knob N-321 (A)

1

MP35

8830001480

VR nut (O)

1

MP41

8010019740

2795 chassis

1

MP46

8930064200

2795 main seal

1

MP47

8810009510

Screw B0 2X4 NI-ZU (BT)

9

MP51

8830001600

Screw nut (L)

1

MP52

8930065190

O ring (BB)

1

MP66

8930059800

2600 pet sheet

1

MP69

8820001330

Screw M3X3 BS NI

2

MP70

8810010150

Screw B0 2X10 SUS ZK

2

MP71

8820001320

2795 screw

4

MP73

8930063690

O ring (BA)

4

MP74

8810009560

Screw B0 2X6 ZK (BT)

3

MP75

8810009560

Screw B0 2X6 ZK (BT)

1

MP76

8810010150

Screw B0 2X10 SUS ZK

2

MP77

8510016610

2795 shield plate

1

MP80

8930064360

2795 antenna rubber

1

EP8*

MP2

MP1

EP9

EP5

*Design is depend on versions.

[ACCESSORIES]

REF.

ORDER. NO.

DESCRIPTION

QTY.

EP1

3310003330

FA-S61V

1

EP5

Optional product BP-224

1

EP8

Optional product BC-147A                                          [USA]

1

Optional product BC-147E                               [GEN], [EUR]

1

EP9

Optional product B

C-158

                                   

Except [UK]

1

MP1

8930068180

IC-GM1600 NECK STRAP

1

MP2

Optional product MB-103

1

[MIC BOARD]

REF.

ORDER. NO.

DESCRIPTION

QTY.

J416

6510024650

246S-550-4P-134 connector

1

Screw abbreviations

  

B0, BT: Self-tapping

  

ZK: 

Black

  

SUS: 

Stainless

  

NI-ZU: 

Nickel-zinc

Summary of Contents for IC-GM1600E

Page 1: ...SERVICE MANUAL SURVIVAL CRAFT 2 WAY RADIO...

Page 2: ...convenience 1 Make 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 v...

Page 3: ...R SUPPLY CIRCUITS 4 4 4 5 PORT ALLOCATIONS 4 4 SECTION 5 ADJUSTMENT PROCEDURES 5 1 PREPARATION 5 1 5 2 SOFTWARE ADJUSTMENTS 5 4 SECTION 6 PARTS LIST SECTION 7 MECHANICAL PARTS AND DISASSEMBLY SECTION...

Page 4: ...1 GHz 1 00 W 1 GHz 2 GHz Adjacent channel power 70 dB Audio harmonic distortion 10 at 60 deviation FM hum and noise 40 dB Residual modulation 40 dB Audio frequency response 1 dB to 3 dB of 6 dB oct f...

Page 5: ...geographical separation USA channels Survival operation channels for U K version only CH Frequency MHz CH Frequency MHz CH Frequency MHz CH Frequency MHz CH Frequency MHz CH Frequency MHz Transmit Rec...

Page 6: ...R5 Regulator Q322 2SA1588 S5V Regulator Q561 2SA1588 Power amplifier Q111 RD07MVS1 Pre drive Q101 RD01MUS1 CPU IC661 PD78F0338 GC 9EB VCO circuits EEPROM IC591 BR24L32FV W Reset IC IC581 S 80942CNMC...

Page 7: ...NEL 1 Remove the speaker panel A 2 Unscrew 2 screws B and remove 2 washers C 3 Unscrew 2 screws D 4 Unscrew 2 screws E and remove 2 washers F 5 Remove the rear panel and the main seal from the front p...

Page 8: ...F signal by mixing with local oscillator LO signal The converted 1st IF signal is filtered at the 1st IF filter then amplified at the 1st IF amplifier The signals from the two stage BPF are converted...

Page 9: ...the splatter filter IC491 B pins 6 7 to suppress unwanted 3 kHz and higher audio signals then applied to the modulation circuit via the D A converter IC251 pins 3 4 4 2 2 MODULATOR CIRCUIT The modulat...

Page 10: ...rom the phase of the reference frequency causing a lock voltage change to compensate for the drift in the oscillated frequency 4 3 2 TRANSMIT LOOP A portion of the generated signal at the TX VCO Q51 D...

Page 11: ...T Input port for the MIC SP detect signal 29 VOXT Input port for VOX signal 30 BATTV Input port for battery voltage detection signal 31 TDETV Input port for TX power level 32 NOISV Input port for nois...

Page 12: ...ED TEST EQUIPMENTS When adjusting IC GM1600 E the optional CS M90 GM1600 ADJ ADJUSTMENT SOFTWARE Rev 1 0 or later OPC 478 RS 232 type or OPC 478U USB type CLONING CABLE OPC 1028 and JIG cable see page...

Page 13: ...o 17 dBm DO NOT transmit while an SSG is connected to the antenna connector To CLONE line BLACK To MIC line WHITE To red line RED IC GM1600 E JIG cable PC To SP To SP connector connector to USB port t...

Page 14: ...ecific values for each setting q Adjustment condition w Reference frequency e RF output power r FM deviation Wide t Receive sensitivity Automaticaly y Receive sensitivity Manualy u Squelch level i S m...

Page 15: ...erify 2 Operating CH 16 RF power Low Transmitting 1 4 2 9 V Verify REFERENCE FREQUENCY Ref Freq 1 Operating CH 16 Connect the RF power meter or a 50 dummy load to the antenna connector RF power Low Tr...

Page 16: ...De emphasis OFF Detector P P 2 Connect the audio generator to the MIC SP jack through OPC 1028 and set as Frequency 1 kHz Level 25 mV rms Transmitting Top panel Connect the FM deviation meter to the a...

Page 17: ...ey 2 The connected PC tunes BPF T1 T4 to peak level automaticaly or 1 Put the cursor on the one of BPF T1 T4 as desired 2 Push the ENTER key to start tuning 3 Repeat 1 and 2 to perform additional BPF...

Page 18: ...8 17 5 D38 1750000711 S VCP HVC350B E B 63 8 18 8 D39 1720000400 S VCP 1SV245 TPH3 T 66 4 20 1 D40 1790001620 S DIO 1SV308 TPL3 Except USA B 65 4 10 D41 1790000680 S DIO SB20 03P TD B 118 7 29 3 D91...

Page 19: ...8 R201 7030005120 S RES ERJ2GEJ 102 X 1 k T 84 8 23 7 R202 7030005050 S RES ERJ2GEJ 103 X 10 k T 83 5 22 8 R203 7030005000 S RES ERJ2GEJ 471 X 470 T 87 2 22 R204 7030010430 S RES ERJ2GEJ 120 X 12 T 8...

Page 20: ...RJ2GEJ 681 X 680 T 15 3 11 8 R658 7030005120 S RES ERJ2GEJ 102 X 1 k T 16 2 22 7 R659 7030005010 S RES ERJ2GEJ 681 X 680 T 15 2 22 7 R662 7030007280 S RES ERJ2GEJ 331 X 330 USA GEN T 68 9 4 3 70300050...

Page 21: ...007010 S CER C1608 CH 1H 100D T B 60 1 28 1 C222 4030016790 S CER ECJ0EB1C103K B 61 3 29 8 C223 4030007040 S CER C1608 CH 1H 180J T B 67 30 4 C224 4030009520 S CER C1608 CH 1H 020B T B 67 28 1 C225 40...

Page 22: ...0 S CER ECJ0EB1E102K B 32 1 42 3 C695 4030018860 S CER ECJ0EB0J105K B 48 8 39 5 C696 4030016930 S CER ECJ0EB1A104K B 48 5 41 8 C697 4030016930 S CER ECJ0EB1A104K B 36 45 5 C698 4030017460 S CER ECJ0EB...

Page 23: ...2110 Knob N 321 A 1 MP35 8830001480 VR nut O 1 MP41 8010019740 2795 chassis 1 MP46 8930064200 2795 main seal 1 MP47 8810009510 Screw B0 2X4 NI ZU BT 9 MP51 8830001600 Screw nut L 1 MP52 8930065190 O r...

Page 24: ...73 MP71 C MP73 MP66 C MP70 C MP24 C MP75 C MP74 C MP74 C MP74 C MP41 C MIC BOARD W3 C MP26 C MP25 C MP20 C MP77 C NOTE 1 NOTE 2 NOTE 2 NOTE 2 NOTE 2 NOTE 2 Unit mm inch 294 9 11 5 8 176 6 15 16 159 6...

Page 25: ...1 C2 C1 B2 E2 E C B E E C B E C B E1 C2 B1 C1 E2 B2 DIODES HVC350B Symbol B0 MA2S111 Symbol A RB706F 40 Symbol 3J MA2S728 Symbol B 1SV307 Symbol TX MA2S077 Symbol S 1SS375 Symbol FH 1SV245 Symbol T3 1...

Page 26: ...R91 R202 C201 R205 R201 R246 C246 R245 R244 R231 C245 C215 R215 C216 R213 R232 R214 R216 R321 C324 R561 R141 R431 R148 C115 R144 C137 C128 R146 R323 R415 R414 C92 C100 R391 R31 R37 R36 R39 R305 C36 R3...

Page 27: ...222 C222 R247 R64 C64 C63 R63 R71 C72 R72 R390 R40 C38 R62 R61 R53 R43 R32 R47 R33 R468 C461 R718 R552 C426 R422 C165 C181 R185 R191 R192 C194 R211 C192 C211 C191 R193 C61 R65 D35 D38 D37 D36 C56 C55...

Page 28: ...B5787B 35 30 25 20 15 10 5 0 Horizonal 65 60 55 50 45 40 20 15 10 5 0 Vertical J1 to the AC adapter AC 147A E HV GND GND 9 3 MIC BOARD TOP VIEW 9 4 BC 158 TOP VIEW R801 0 5 10 Vertical 15 10 5 0 Horiz...

Page 29: ...FOUT AFOUT GND GND 1 7 14 8 GND GND GND EXDET EXTMIC TLED RLED J415 to the MAIN unit J414 15 10 5 0 Vertical 15 10 5 0 Horizontal BOTTOM VIEW B6191C F1 0 5 10 Vertical 15 10 5 0 Horizontal BOTTOM VIEW...

Page 30: ...IC491A NJM2904V IC491B NJM2904V W N SW ANALOG SW IC282 TC4W53FU LPF LPF IC261D NJM12902V NJM12902V IC261C IC251 M12363FD 650C DETMS IC281A TC4W66FU Q411 2SC4213 AFMS BEEPO Q501 UNR9213J Q321 2SA1588...

Page 31: ...1 100 k R583 100 k R584 100 k C689 0 001 R294 10 k IC591 BR24L32FV W 1 A0 2 A1 3 A2 4 VSS 5 SDA 6 SCL 7 WP 8 VCC C662 0 001 R490 56 k EP682 CV1083 C698 0 001 C699 0 001 IC661 PD78F0338GC 9EB FX 2795A...

Page 32: ...6 C571 0 01 R572 150 k C4 47 P C83 47 P C97 47 P C114 47 P C128 47 P C166 47 P C192 47 P Q553 UNR9213J Q82 UNR9213J Q231 UNR9113J Q141 UNR9113J D41 SB20 03P C173 47 P EP2 ACZ1005Y 102 EP3 ACZ1005Y 102...

Page 33: ...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 34: ...S 141221Z C1 q 2005 Icom Inc...

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