Icom IC-F43TR Page 20 Service Manual Download | Manualshive

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[MAIN UNIT]

[MAIN UNIT]

R515

7030005120

S.RESISTOR

ERJ2GEJ 102 X (1 k

Ω

) T

R516

7030005090

S.RESISTOR

ERJ2GEJ 104 X (100 k

Ω

) B

C17

4550007120

S.TANTALUM

F92 1D 224MPA

T

C18

4030017510

S.CERAMIC

ECJ0EC1H680J

B

C19

4030017350

S.CERAMIC

ECJ0EC1H020B

B

C21

4030017590

S.CERAMIC

ECJ0EC1H070C

B

C22

4030017350

S.CERAMIC

ECJ0EC1H020B

B

C24

4030017460

S.CERAMIC

ECJ0EB1E102K

T

C25

4030017580

S.CERAMIC

ECJ0EC1H060C

B

C26

4030017460

S.CERAMIC

ECJ0EB1E102K

B

C27

4030017660

S.CERAMIC

ECJ0EC1H330J

B

C28

4030017590

S.CERAMIC

ECJ0EC1H070C

B

C29

4030017620

S.CERAMIC

ECJ0EC1H100C

B

C30

4030017460

S.CERAMIC

ECJ0EB1E102K

B

C31

4030017910

S.CERAMIC

ECJ0EB1H152K

B

C32

4030017460

S.CERAMIC

ECJ0EB1E102K

B

C33

4030017420

S.CERAMIC

ECJ0EC1H470J

B

C34

4030017460

S.CERAMIC

ECJ0EB1E102K

B

C35

4030017760

S.CERAMIC

ECJ0EB1H222K

B

C36

4030017460

S.CERAMIC

ECJ0EB1E102K

T

C37

4030017460

S.CERAMIC

ECJ0EB1E102K

T

C39

4030017620

S.CERAMIC

ECJ0EC1H100C

B

C40

4030017520

S.CERAMIC

ECJ0EC1H0R3B

B

C41

4030017640

S.CERAMIC

ECJ0EC1H150J

B

C42

4030017460

S.CERAMIC

ECJ0EB1E102K

T

C43

4030017460

S.CERAMIC

ECJ0EB1E102K

T

C44

4030017560

S.CERAMIC

ECJ0EC1H2R5B

B

C45

4030017630

S.CERAMIC

ECJ0EC1H120J

B

C46

4030017420

S.CERAMIC

ECJ0EC1H470J

B

C47

4030016970

S.CERAMIC

ECJ0EB1C223K

B

C48

4030017400

S.CERAMIC

ECJ0EC1H220J

B

C49

4030017380

S.CERAMIC

ECJ0EC1H050B

B

C50

4030017460

S.CERAMIC

ECJ0EB1E102K

B

C51

4030017460

S.CERAMIC

ECJ0EB1E102K

T

C52

4030017420

S.CERAMIC

ECJ0EC1H470J

B

C53

4030016790

S.CERAMIC

ECJ0EB1C103K

B

C54

4030017460

S.CERAMIC

ECJ0EB1E102K

B

C56

4030017390

S.CERAMIC

ECJ0EC1H180J

T

C57

4030017460

S.CERAMIC

ECJ0EB1E102K

T

C58

4030017460

S.CERAMIC

ECJ0EB1E102K

B

C59

4030017460

S.CERAMIC

ECJ0EB1E102K

B

C60

4030017460

S.CERAMIC

ECJ0EB1E102K

B

C61

4030017430

S.CERAMIC

ECJ0EC1H101J

B

C62

4030017680

S.CERAMIC

ECJ0EC1H820J

T

C63

4030017460

S.CERAMIC

ECJ0EB1E102K

B

C64

4030017460

S.CERAMIC

ECJ0EB1E102K

B

C65

4030017460

S.CERAMIC

ECJ0EB1E102K

B

C66

4030017460

S.CERAMIC

ECJ0EB1E102K

T

C67

4030017460

S.CERAMIC

ECJ0EB1E102K

B

C69

4030017750

S.CERAMIC

ECJ0EB1E122K

T

C70

4030017740

S.CERAMIC

ECJ0EB1E821K

T

C71

4030017330

S.CERAMIC

ECJ0EF1C104Z

T

C72

4030017420

S.CERAMIC

ECJ0EC1H470J

T

C73

4030017460

S.CERAMIC

ECJ0EB1E102K

T

C74

4030017460

S.CERAMIC

ECJ0EB1E102K

B

C75

4550007040

S.TANTALUM

ECST0JZ106R

B

C76

4030016790

S.CERAMIC

ECJ0EB1C103K

T

C77

4030017460

S.CERAMIC

ECJ0EB1E102K

B

C78

4030017460

S.CERAMIC

ECJ0EB1E102K

T

C79

4030011600

S.CERAMIC

C1608 JB 1E 104K-T

T

C80

4030017330

S.CERAMIC

ECJ0EF1C104Z

T

C90

4030017400

S.CERAMIC

ECJ0EC1H220J

B

C95

4030017710

S.CERAMIC

ECJ0EC1H181J

B

C98

4030017400

S.CERAMIC

ECJ0EC1H220J

B

C100

4030017620

S.CERAMIC

ECJ0EC1H100C

B

C102

4030017380

S.CERAMIC

ECJ0EC1H050B

B

C103

4030017350

S.CERAMIC

ECJ0EC1H020B

B

C104

4030017460

S.CERAMIC

ECJ0EB1E102K

B

C105

4030017460

S.CERAMIC

ECJ0EB1E102K

B

C106

4030017420

S.CERAMIC

ECJ0EC1H470J

B

C107

4030017460

S.CERAMIC

ECJ0EB1E102K

B

C108

4030016790

S.CERAMIC

ECJ0EB1C103K

B

C109

4030017460

S.CERAMIC

ECJ0EB1E102K

B

C110

4030017730

S.CERAMIC

ECJ0EB1E471K

B

C111

4030017420

S.CERAMIC

ECJ0EC1H470J

T

C112

4030017750

S.CERAMIC

ECJ0EB1E122K

B

C113

4030017540

S.CERAMIC

ECJ0EC1HR75B

B

C114

4030017380

S.CERAMIC

ECJ0EC1H050B

B

C115

4030017630

S.CERAMIC

ECJ0EC1H120J

B

C116

4030016790

S.CERAMIC

ECJ0EB1C103K

B

C117

4030017730

S.CERAMIC

ECJ0EB1E471K

B

C118

4030017520

S.CERAMIC

ECJ0EC1H0R3B

B

C119

4030017460

S.CERAMIC

ECJ0EB1E102K

B

C120

4030017730

S.CERAMIC

ECJ0EB1E471K

B

C121

4030017620

S.CERAMIC

ECJ0EC1H100C

[L]

B

4030017630

S.CERAMIC

ECJ0EC1H120J

[H]

B

M.=Mounted side (T: Mounted on the Top side, B: Mounted on the Bottom side)

S.=Surface mount

C122

4030017580

S.CERAMIC

ECJ0EC1H060C

[L]

B

4030017600

S.CERAMIC

ECJ0EC1H080C

[H]

B

C123

4030017390

S.CERAMIC

ECJ0EC1H180J

[L]

B

4030017640

S.CERAMIC

ECJ0EC1H150J

[H]

B

C124

4030017540

S.CERAMIC

ECJ0EC1HR75B

B

C125

4030017760

S.CERAMIC

ECJ0EB1H222K

B

C126

4030017630

S.CERAMIC

ECJ0EC1H120J

B

C128

4030017330

S.CERAMIC

ECJ0EF1C104Z

B

C129

4030017530

S.CERAMIC

ECJ0EC1H0R5B

B

C130

4030017330

S.CERAMIC

ECJ0EF1C104Z

B

C131

4030017330

S.CERAMIC

ECJ0EF1C104Z

B

C132

4030017460

S.CERAMIC

ECJ0EB1E102K

T

C133

4030017620

S.CERAMIC

ECJ0EC1H100C

B

C134

4030017630

S.CERAMIC

ECJ0EC1H120J

B

C135

4030017460

S.CERAMIC

ECJ0EB1E102K

T

C136

4030017430

S.CERAMIC

ECJ0EC1H101J

B

C137

4030016790

S.CERAMIC

ECJ0EB1C103K

T

C138

4030017420

S.CERAMIC

ECJ0EC1H470J

T

C139

4030017330

S.CERAMIC

ECJ0EF1C104Z

B

C140

4030017460

S.CERAMIC

ECJ0EB1E102K

T

C141

4030017460

S.CERAMIC

ECJ0EB1E102K

T

C142

4030017330

S.CERAMIC

ECJ0EF1C104Z

B

C143

4030017460

S.CERAMIC

ECJ0EB1E102K

T

C144

4030016950

S.CERAMIC

ECJ0EB1A473K

T

C144

4030017420

S.CERAMIC

ECJ0EC1H470J

T

C145

4030017420

S.CERAMIC

ECJ0EC1H470J

T

C147

4030017420

S.CERAMIC

ECJ0EC1H470J

B

C148

4550006250

S.TANTALUM

TEESVA 1A 106M8L

T

C149

4030017460

S.CERAMIC

ECJ0EB1E102K

T

C150

4030017490

S.CERAMIC

C1608 JB 1A 105K-T

T

C151

4030017460

S.CERAMIC

ECJ0EB1E102K

B

C152

4030017420

S.CERAMIC

ECJ0EC1H470J

T

C153

4030017420

S.CERAMIC

ECJ0EC1H470J

T

C154

4030017420

S.CERAMIC

ECJ0EC1H470J

T

C155

4030017460

S.CERAMIC

ECJ0EB1E102K

T

C156

4030017430

S.CERAMIC

ECJ0EC1H101J

B

C157

4030017620

S.CERAMIC

ECJ0EC1H100C

B

C158

4030017330

S.CERAMIC

ECJ0EF1C104Z

B

C159

4030017460

S.CERAMIC

ECJ0EB1E102K

B

C160

4030017460

S.CERAMIC

ECJ0EB1E102K

T

C161

4030017620

S.CERAMIC

ECJ0EC1H100C

T

C162

4030017500

S.CERAMIC

ECJ0EC1H560J

T

C163

4030017570

S.CERAMIC

ECJ0EC1H040B

T

C164

4030017590

S.CERAMIC

ECJ0EC1H070C

T

C165

4030016790

S.CERAMIC

ECJ0EB1C103K

T

C166

4030017360

S.CERAMIC

ECJ0EC1H030B

T

C167

4030017330

S.CERAMIC

ECJ0EF1C104Z

B

C168

4030017460

S.CERAMIC

ECJ0EB1E102K

T

C169

4030017420

S.CERAMIC

ECJ0EC1H470J

T

C170

4030017330

S.CERAMIC

ECJ0EF1C104Z

B

C171

4030017460

S.CERAMIC

ECJ0EB1E102K

B

C172

4030016790

S.CERAMIC

ECJ0EB1C103K

B

C174

4030017710

S.CERAMIC

ECJ0EC1H181J

B

C175

4030017420

S.CERAMIC

ECJ0EC1H470J

B

C176

4030017330

S.CERAMIC

ECJ0EF1C104Z

T

C177

4030017330

S.CERAMIC

ECJ0EF1C104Z

B

C180

4030017330

S.CERAMIC

ECJ0EF1C104Z

B

C182

4030017460

S.CERAMIC

ECJ0EB1E102K

B

C183

4030017640

S.CERAMIC

ECJ0EC1H150J

B

C184

4030017460

S.CERAMIC

ECJ0EB1E102K

T

C185

4030017460

S.CERAMIC

ECJ0EB1E102K

T

C186

4030017330

S.CERAMIC

ECJ0EF1C104Z

T

C188

4030017460

S.CERAMIC

ECJ0EB1E102K

T

C191

4030018120

S.CERAMIC

ECJ0EC1H110J

B

C192

4030017610

S.CERAMIC

ECJ0EC1H090C

B

C205

4030017380

S.CERAMIC

ECJ0EC1H050B

B

C206

4030017590

S.CERAMIC

ECJ0EC1H070C

B

C208

4030017590

S.CERAMIC

ECJ0EC1H070C

B

C209

4030017460

S.CERAMIC

ECJ0EB1E102K

B

C211

4030017260

S.CERAMIC

C2012 JB 0J 475KT

B

C221

4030016940

S.CERAMIC

ECJ0EB1A393K

B

C222

4030016790

S.CERAMIC

ECJ0EB1C103K

B

C223

4030017330

S.CERAMIC

ECJ0EF1C104Z

B

C224

4550005980

S.TANTALUM

TEESVA 1A 475M8L

B

C225

4030017730

S.CERAMIC

ECJ0EB1E471K

B

C226

4030017460

S.CERAMIC

ECJ0EB1E102K

B

C231

4030016790

S.CERAMIC

ECJ0EB1C103K

B

C232

4030016790

S.CERAMIC

ECJ0EB1C103K

B

C233

4550007090

S.TANTALUM

TEESVA 1A 226M8R

B

C234

4030017330

S.CERAMIC

ECJ0EF1C104Z

B

C235

4030016790

S.CERAMIC

ECJ0EB1C103K

B

C236

4030018560

S.CERAMIC

C2012 JB 1A 475K-T

B

C237

4030016790

S.CERAMIC

ECJ0EB1C103K

B

C238

4550007070

S.TANTALUM

TEESVP 1A 475M8R

B

C239

4030017330

S.CERAMIC

ECJ0EF1C104Z

B

C240

4030017460

S.CERAMIC

ECJ0EB1E102K

B

C241

4030017460

S.CERAMIC

ECJ0EB1E102K

B

C242

4030017460

S.CERAMIC

ECJ0EB1E102K

B

6 - 3

REF

ORDER

DESCRIPTION

M.

NO.

NO.

REF

ORDER

DESCRIPTION

M.

NO.

NO.

[H]: High-band. [L]: Low-band.

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Summary of Contents for IC-F43TR

Page 1: ...SERVICE MANUAL UHF TRUNKED RADIO F43TR...

Page 2: ...ce 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 variable c...

Page 3: ...TS 4 4 4 5 OTHER CIRCUITS 4 5 4 6 PORT ALLOCATIONS 4 5 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...

Page 4: ...distortion 3 typical AF 1kHz 40 deviation Hum and Noise 40 dB min 46 dB typical for Wide 34 dB min 40 dB typical for Narrow Limiting charact of modulator 60 100 of maximum deviation Microphone impeda...

Page 5: ...lator Q25 2SA1577 IF IC IC9 TA31136FN AF amplifier IC15 TA7568F APC amplifier IC16 TA75S01F IF amplifier Q7 2SC4215 TX RX switch D16 D17 MA77 5 Regulator IC17 NJM2870 T5 Regulator Q24 2SA1577 D A conv...

Page 6: ...ssis unit in the direction of the arrow 5 Unplug the connector F from the chassis unit REMOVING THE PA UNIT 1 Unscrew 3 screws M 2 Unsolder 4 points N and take off the PA unit in the direc tion of the...

Page 7: ...the RX VCO circuit via the low pass filter L46 C396 C397 at the 1st mixer circuit Q6 to produce a 46 35 MHz 1st IF signal The 1st IF signal is passed through a monolithic filter FI1 in order to obtain...

Page 8: ...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 AF signals even when noise squelch is open A portion of t...

Page 9: ...ed by the APC circuit 4 2 4 APC CIRCUIT PA AND MAIN UNITS The APC circuit protects the drive and power amplifiers from excessive current drive and selects output power of HIGH or LOW The power detecto...

Page 10: ...as the comparison signal LINE VCC 5V S5V R5V T5V DESCRIPTION The voltage from the connected battery pack Common 5 V converted from the VCC line at the 5 regulator circuit IC7 The output voltage is sup...

Page 11: ...n to suppress unwanted signals The filtered signals pass through or bypass scrambler section and are then applied to the expander circuit to expand AF signals The signals are applied to the base band...

Page 12: ...lied to the buffer amplifier IC24 pin3 Outputs strobe signals to the PLL IC IC21 pin 16 Outputs the FM PM modulation switching signal to the FM PM switch IC13 pin 5 High PM is selected I O port for th...

Page 13: ...ose original mem ory data at the same time STARTING SOFTWARE ADJUSTMENT q Connect IC F43TR and PC with the OPC 478 and JIG CABLE w Turn the transceiver power ON e Boot up Windows and click the program...

Page 14: ...nection state Reload adjustment data Receive sensitivity measurement Connected DC voltage measurement PLL lock voltage measurement Operating channel select RF output power FM deviation balance Narrow...

Page 15: ...oltmeter to the antenna connector Attenuator 40 dB or 50 dB RF power meter 0 1 10 W 50 Frequency counter Standard signal generator 0 1 V to 32 mV 127 dBm to 17 dBm CAUTION DO NOT transmit while to SSG...

Page 16: ...g Operating freq CH4 Transmitting Operating freq CH5 No audio applied to the MIC input Transmitting PLL LOCK VOLTAGE LV RX LVA LV TX LVA REFERENCE FREQUENCY REF OUTPUT POWER Power Hi Power Low MODULAT...

Page 17: ...vel 4 5 V 94 dBm Modulation 1 kHz Deviation 3 5 kHz Receiving Set an SSG as Level 0 25 V 119 dBm Modulation 1 kHz Deviation 3 5 kHz Receiving Operating freq CH6 Connect an SSG to the antenna con necto...

Page 18: ...B L22 6200007900 S COIL ELJRF 22NJF2 22 B L25 6200008490 S COIL 0 30 0 9 3TR 7 5N B L27 6200004950 S COIL NL 252018T 1R8J T L28 6200002710 S COIL ELJFC 1R8K F T L31 6200007720 S COIL LQW2BHN33NJ01L B...

Page 19: ...GEJ 104 X 100 k B M Mounted side T Mounted on the Top side B Mounted on the Bottom side S Surface mount 6 2 REF ORDER DESCRIPTION M NO NO H High band L Low band MAIN UNIT R242 7030005090 S RESISTOR ER...

Page 20: ...he Bottom side S Surface mount C122 4030017580 S CERAMIC ECJ0EC1H060C L B 4030017600 S CERAMIC ECJ0EC1H080C H B C123 4030017390 S CERAMIC ECJ0EC1H180J L B 4030017640 S CERAMIC ECJ0EC1H150J H B C124 40...

Page 21: ...E102K T C376 4030017460 S CERAMIC ECJ0EB1E102K T C377 4030017460 S CERAMIC ECJ0EB1E102K B C378 4030017460 S CERAMIC ECJ0EB1E102K B C379 4030017460 S CERAMIC ECJ0EB1E102K T C380 4030017330 S CERAMIC EC...

Page 22: ...26 4030017460 S CERAMIC ECJ0EB1E102K T C727 4030017460 S CERAMIC ECJ0EB1E102K T C729 4030017360 S CERAMIC ECJ0EC1H030B B C731 4030017360 S CERAMIC ECJ0EC1H030B T C732 4030017460 S CERAMIC ECJ0EB1E102K...

Page 23: ...610011920 Knob N 319 1 MP31 8810010160 Screw M3 x 5 SUS ZK 1 MP32 8930063050 2721 plate 1 1 MP33 8930046020 1123 sheet A 1 1 MP34 8930056540 Spring AH 2 MP35 8830001700 VR nut Q 1 MP36 8830001690 VR n...

Page 24: ...8 C MP37 C MP46 C MP39 C MP42 C MP4 M MP7 M DS3 M MP3 M MP22 C MP28 C S27 M R315 M MP28 C PA Unit FUSE Unit MP28 C ANT Unit MP1 C J1 C MP36 C MP35 C MP17 C MP8 C MP31 C MP13 C MP14 C MP16 C MP27 C MP2...

Page 25: ...24 E C B 2SB1132 Q Symbol BAQ B E C TPC6103 Symbol S3C 1 2 3 6 5 4 B C E 2SC4116 BL Symbol LL E C B 2SC3356 Symbol R22 E C B 2SC4215 O Symbol QO E C B 2SK880 Y Symbol XY E C B S D G E1 E2 B2 C1 B1 C2...

Page 26: ...C69 C71 R40 C328 C329 C375 R229 R225 C330 C402 C376 C73 R228 R116 R17 R19 C186 R172 R31 R98 C51 R32 R175 C176 C24 R360 R303 C368 C42 R130 R173 C165 C162 C164 C166 C163 C115 C137 C141 C413 R100 R111 R1...

Page 27: ...118 R239 R119 R107 R513 R344 R256 R270 C350 C349 C359 R259 C348 C411 C65 C409 R183 R182 R122 R357 R282 R283 R358 R243 C414 R72 R514 C223 C221 C26 C26 C336 R245 R289 R240 R242 R181 R185 C225 C371 R184...

Page 28: ...63 C762 R712 C731 C735 L708 C760 C759 C733 C761 C758 C734 C718 R706 R704 MP1 L703 D705 C742 D701 9 3 9 2 PA UNIT TOP VIEW L801 ANT GND TX B6140B C805 J1 CHASSIS unit C804 L802 C803 C806 R801 9 3 ANT U...

Page 29: ...2 B6107B C750 C751 C753 D704 L701 C707 J702 R703 C754 D703 Q701 R728 R708 J701 P_DET GND VCC C720 C756 C722 C715 C716 C719 C724 L706 F701 C757 C702 C703 L712 TX GND 1 3 T5V APC TX J701 to the MAIN uni...

Page 30: ...RD01MUS1 ATT GATE CTRL Q4 2SK1829 AMP IC19 NJM12904V MC1 PTT PTT DET Q43 UN9112J AF VOL LPF IC23 NJM12904 X2 CR 781 15 3 MHz TCXO T5 REG Q24 2SA1577 REG R5 Q25 2SA1577 S5 REG Q26 2SB1132 Q27 XP6501 F...

Page 31: ...S21 S22 S25 S26 S23 S24 S7 S9 S10 S11 S13 S14 S15 S17 S18 S19 IC10 24LC64T I SN 4 3 2 1 5 6 7 8 VSS A2 A1 A0 SDA SCL WP VCC R292 100 k R293 10 k C354 0 1 R205 100 k R204 100 k R203 220 k J5 AXN330C038...

Page 32: ...70 10 C107 0 001 R76 100 C109 0 001 R77 100 C110 470 P C139 0 1 R78 100 k L22 22 nH C105 0 001 R75 150 k L41 33 nH C103 2 P C205 5 P R5V C111 47 P R80 10 k EP1 C104 0 001 R87 390 C113 0 75 P C120 470...

Page 33: ...P R728 ERJ2GE JPW C719 0 01 C716 0 001 C715 0 001 C756 0 001 L705 14 nH R708 220 C723 0 001 R710 4 7 k C734 470 P C758 0 1 C718 0 001 R706 4 7 k C713 30 P C712 12 P C755 15 P C711 5 P R702 2 7 k C705...

Page 34: ......

Page 35: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan S 14016IZ C1 2004 Icom Inc...

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