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4 - 6

4-6-3 CPU (MAIN UNIT; IC2)

Pin 

number

Port 

name

Description

1

DSDA

I/O port for data signal to the D/A con-
verter (IC7).

2

DAST

Outputs strobe signals to the D/A con-
verter (IC6).

8, 9

LINH, 

LCS

Output LCD control signals to the 
LCD driver (FRONT unit; IC1).

10

LSCK

Outputs clock signal to the LCD driver 
(FRONT unit; IC1).

11

LSO

Outputs data signal to the LCD driver 
(FRONT unit; IC1).

13

PLST

Outputs strobe signal to the PLL IC  
(IC4).

16

TXC

Outputs the R8 regulator circuit (Q26, 
Q30, D24) control signal.
 Low: 

 

During receive.

17

TMUT

Outputs the T8 regulator circuit (Q25, 
Q29, D23) control signal.
 Low: 

 

During transmit.

18

AFON

Outputs control signal for AF mute cir-
cuit (Q39, Q40, D31).
 High: 

 

While AF amplifier (IC8) is 
activated.

19

NWC

Outputs IF band width control signal.
 High: 

 

While IF bandwidth is nar-
row.

20

DDSD

Input port for data signal from the 
DTMF decoder IC (IC19, pin 9).

21

DDAC

Outputs clock signal to the DTMF de-
coder IC (IC19, pin 10).

22

SO

Outputs data signal to the PLL IC 
(IC4), D/A converter (IC6), compand-
er IC (IC14) and optional unit (connect 
to J1), etc.

23

SI

Input port for clock signal from the op-
tional unit via J1.

24

SCK

Outputs clock signal to the PLL IC 
(IC4), D/A converter (IC6), D/A con-
verter (IC7), compander IC (IC14) and 
optional unit (connect to J1), etc.

25

CCS

Outputs chip select signal for the op-
tional unit via J1.

26–28

KR0–

KR2

Input por ts for the programmable 
function keys (P0–P4,  ,  ,     ,     ).

29

PTTO

Input ports for the PTT switch from 
the optional unit via J1.
 

Low:  External PTT switch is ON.

30

HANG

Input port for the microphone hanger 
detection signal. 
 Low: 

 

When microphone is on the 
hook.

31

BUSY

Outputs BUSY detection signal for the 
optional unit via J1.

32

RMUT

Input port for the AF mute signal from 
the optional unit via J1.
  

Low:   While RX audio is muted.

Pin 

number

Port 

name

Description

33

MMUT

Input port for the microphone mute 
signal from the optional unit via J1.
 Low: 

 

The microphone audio is 
muted. 

34–36

OPT1–

OPT3

I/O ports for the optional unit.

37

NOIS

Input port for the noise signal from the 
FM IF IC (IC1, pin 13).

38

POSW

Input port for the [   ] switch.
 

Low: The [   ] switch is pushed.

39

DDST

Input port for DTMF detection signal 
from the DTMF decoder IC (IC19).

40

IGSW

Input port for the remote power con-
trol signal from external connector 
(J8).

41

PWON

Outputs control signal for the power 
switch circuit (Q23, Q24) via D28. 
 High: 

 

While power ON.

43

SENC

Output single tone signal.

44

BEEP

Outputs beep audio signal.

45

SDEC

Input port for single tone signal from 
the LPF (IC21, pin 8).

46

CDEC

Input port for CTCSS/DTCS signal 
from the LPF (IC5, pin 1).

47

ULCK

Input port for the PLL unlock signal 
from the PLL IC (IC4).
 

Low: The PLL circuit is unlocked.

48

BATV

Input port for the connected battery 
for the low battery detection.

49

LVIN

Input port for the PLL lock voltage.

50

RSSI

Input port for the S-meter signal from 
the FM IF IC (IC1, pin 12).

51

TEMP

Input port for the transceiver’s internal 
temperature detecting signal.

52

AFVI

Input port for the AF volume control 
(FRONT unit; R12).
 High: 

 

[AF VOLUME] is maximum 
clockwise.

55

EPTT

Input port for the PTT switch from the 
external connector (J6).
 

Low:  External PTT switch is ON.

59

RES

Input port for the reset signal.

68

CLO

Outputs the cloning signal.

69

CLI

Input port for the cloning signal.

71

DUSE

Outputs cut-off frequency control 
signal to the low-pass filter (IC5) for 
CTCSS/DTCS switch.

74

XCTS

Input port for the connected modem 
unit via external connector (J9).

75

XRTS

Output port for the connected modem 
unit via external connector (J9).

Содержание IC-F510

Страница 1: ...SERVICE MANUAL VHF TRANSCEIVER iF510 iF520 iF521 ...

Страница 2: ...ver 10 pieces Addresses are provided on the inside back cover for your convenience REPAIR NOTES 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 components Turn them slowly and smoothly 4 DO NOT short any circuits or electronic parts An insu lated tunin...

Страница 3: ... 5 ADJUSTMENT PROCEDURES 5 1 PREPARATION 5 1 5 2 PLL ADJUSTMENT 5 4 5 3 SOFTWARE ADJUSTMENT 5 5 SECTION 6 PARTS LIST SECTION 7 MECHANICAL PARTS SECTION 8 SEMI CONDUCTOR INFORMATION SECTION 9 BOARD LAYOUTS 9 1 FRONT UNIT 9 1 9 2 MAIN UNIT 9 3 SECTION 10 BLOCK DIAGRAM SECTION 11 VOLTAGE DIAGRAMS 11 1 FRONT UNIT 11 1 11 2 MAIN UNIT 11 2 EXPLICIT DEFINITIONS 136 174 MHz FREQUENCY COVERAGE 12 5 kHz 25 ...

Страница 4: ...70 dB Middle Wide Audio frequency response 2 dB to 5 dB of 6 dB octarve range from 300 Hz to 2550 Hz Narrow 3000 Hz Middle Wide Audio harmonic distortion 3 typical at 1 kHz 40 deviation FM hum and noise typical without CCITT filter 40 dB Narrow 46 dB Wide Residual modulation typical with CCITT filter 50 dB Narrow 53 dB Middle 55 dB Wide Limiting charact of modulator 70 100 of max deviation Microph...

Страница 5: ...D64F2268TF Antenna switch Low pass filter circuits 1st mixer Q3 3SK272 2nd IF filter FI2 ALFYM450F K N W CFWLB450KGFA B0 N M FM IF IC IC1 TA31136FN D A converter IC6 M62364FP Referance crystal osillator X2 CR 664A 15 3 MHz PLL IC IC4 TB31256FL Located under side of the point 1st IF filter FI1 FL 335 46 35 MHz IC3 RA30H1317M 21 25W RA60H1317M 21 50W ...

Страница 6: ...r Remove the clip E Disconnect the cable F from J5 Unscrew 11 screws G G G G F E J5 D Lift up the front part of the main unit and remove it Optional unit and cable instllation location UT 105 SmarTrankII Logic Board UT 108 DTMF decoder unit UT 109 Voice scrambler unit non rolling type UT 110 Voice scrambler unit rolling type UT 111 Trunking unit OPC 617 ACC cable OPC 822 Interface cable OPC 617 OP...

Страница 7: ...mixer circuit converts the received signals to a fixed frequency of the 1st IF signal with the PLL output frequency By changing the PLL frequency only the desired frequency will pass through a MCF Monolithic Crystal Filter FI1 at the next stage of the 1st mixer The RF signals from the bandpass filter are applied to the 1st mixer circuit Q3 The applied signals are mixed with the 1st LO signal comin...

Страница 8: ... IC IC1 pin 9 are passed through the D A converter IC6 pins 23 24 The signals are applied to the active filter section in the FM IF IC IC1 pin 8 The active filter section filters and amplifies noise components only The amplified noise signals are converted into the pulse type signals at the noise detec tor section The detected signals output from pin 13 NOIS via the noise comparator section The NO...

Страница 9: ...h IC15 pin 1 and are then applied to D18 in the VCO circuit via the splatter filter IC21 pins 12 14 4 2 3 DRIVE AMPLIFIER CIRCUIT MAIN UNIT The drive amplifier circuit amplifies the VCO oscillating signal to the level needed at the power amplifier The RF signal from the buffer amplifier Q10 passes through the T R switch D14 and is amplified at the YGR Q9 and drive Q8 amplifiers The amplified signa...

Страница 10: ...1st LO Rx signal is applied to the 1st mixer Q3 and the transmit Tx signal to the YGR amplifier circuit Q9 A portion of the signal from the buffer amplifier Q11 is fed back to the PLL IC IC4 pin 17 via the buffer amplifier Q12 and low pass filter L32 C298 C299 C509 as the compari son signal Controller 3 Prescaler Phase detector Loop filter Programable counter Programable divider X2 15 3 MHz 45 9 M...

Страница 11: ... high pass filter sections and are then applied to the limiter amplifer section after being passed through the high pass filter section The filtered signals pass through the splatter filter section and are then applied to the modulation circuit D18 via the PM FM switch IC15 pins1 6 7 and D A converter IC6 pins 21 22 COMPANDER IC BLOCK DIAGRAM 4 6 PORT ALLOCATIONS 4 6 1 OUTPUT EXPANDER FRONT UNIT I...

Страница 12: ...al unit via J1 32 RMUT Input port for the AF mute signal from the optional unit via J1 Low While RX audio is muted Pin number Port name Description 33 MMUT Input port for the microphone mute signal from the optional unit via J1 Low The microphone audio is muted 34 36 OPT1 OPT3 I O ports for the optional unit 37 NOIS Input port for the noise signal from the FM IF IC IC1 pin 13 38 POSW Input port fo...

Страница 13: ...A data signals from the connected unit via external connector J8 88 DIM Input port for the LCD backlight con trol signal from the external connector J6 Low While LCD backlight is dimmed 89 91 CENC1 CENC3 Output the CTCSS DTCS signals 92 AFCL Outputs reset signal for the compand er IC IC14 96 APST Outputs strobe signal to the com pander IC IC14 97 PMFM Outputs the control signal for the MSK PM FM s...

Страница 14: ... Next t The Choose Destination Location will appear Then click Next to install the software to the destination folder e g C Program Files Icom CS F500 ADJ y After the installation is completed the InstallShield Wiz ard Complete will appear Then click Finish u Eject the CD i Program group CS F500 ADJ appears in the Programs folder of the start menu and CS F500 ADJ icon appears on the desk top scree...

Страница 15: ...V REF 45 2Dh 0 88 V MOD BAL 54 36h 21 18 Dev 157 9Dh 3 08 V CTCSS 66 42h 1 29 V SQL Lev 0 00h 0 00 CH No 01 RX Freq 440 050 TX Freq RF Power High Mode Wide Transceiver s connection state Reload adjustment data Receive sensitivity measurement Connected DC voltage NOTE 1 5 4 6 10 11 12 15 9 14 1 2 3 4 9 10 PLL lock voltage Operating channel select RF output power Modulation balance 5 6 7 8 11 12 FM ...

Страница 16: ... to 32 mV CAUTION DO NOT transmit while SSG is connected to the antenna connector RF power meter 50Ω 1 75 W DC power supply 13 6 13 2 V 20 A Frequency counter RS 232C cable straight OPC 1122 JIG CABLE AC millivoltmeter Audio generator Audio generator 300 Hz to 3 kHz AC millivoltmeter MICE MIC PTT PTT switch PTTE Add a jumper wire here OPC 1122 JIG CABLE Electrolytic capacitor 47 µF OPC 1122 Clonin...

Страница 17: ...g CH8 MAIN C o n n e c t a d i g i t a l multimeter or an oscil loscope to the check point LV 1 4 V MAIN C133 2 Transmitting 1 0 V C134 3 Operating CH Receiving CH6 3 5 4 5 V Verify 4 Transmitting 3 0 4 0 V LV PLL lock voltage check point C134 PLL lock voltage adjustment for TX C133 PLL lock voltage adjustment for RX DC power supply 13 6 13 2 V 20 A ...

Страница 18: ...orm Preset MOD W 100 No audio is applied to the MIC connec tor Set an FM deviation meter as HPF LPF De emphasis Detector OFF 20 kHz OFF P P 2 Push P0 while transmitting FM DEVIATION MOD W 1 Operating CH CH1 Rear panel Connect an FM deviation me ter to the antenna connector through an attenuator 4 10 kHz W N 3 30 kHz M N Connect an audio generator to the MIC connector through the JIG cable and set ...

Страница 19: ... Connect an SSG to the antenna connector and set as Frequency Level Modulation Deviation Receiving 136 000 MHz 14 µV 84 dBm 1 kHz 3 5 kHz W N 2 8 kHz M N 2 Set an SSG as Level Deviation Receiving 0 45 µV 114 dBm 3 5 kHz W N 2 8 kHz M N Push the ENTER key on the connected computer s key board to set S1 level SQUELCH LEVEL SQL 1 Operating CH CH4 Rear panel Connect a speaker to the external SP jack S...

Страница 20: ...007090 S CER C1608 CH 1H 470J T B 122 6 25 6 C27 4030007090 S CER C1608 CH 1H 470J T B 122 6 30 4 C28 4030007090 S CER C1608 CH 1H 470J T B 122 6 15 6 C29 4030007090 S CER C1608 CH 1H 470J T B 110 6 2 8 C30 4030011600 S CER C1608 JB 1E 104K T B 79 7 14 C31 4030011600 S CER C1608 JB 1E 104K T B 83 6 14 C32 4030011600 S CER C1608 JB 1E 104K T B 81 14 C33 4030007130 S CER C1608 CH 1H 101J T B 76 5 15...

Страница 21: ... 7 37 5 X3 6050009910 S XTL CR 563 3 579545 MHz T 108 7 10 9 X4 6050009520 S XTL CR 520 19 6608 MHz T 44 1 34 4 L1 6110001670 COL LA 253 L2 6110001600 COL LA 243 L3 6110001670 COL LA 253 L4 6200008150 S COL 0 35 1 6 7TL 44N T 99 6 66 6 L5 6170000230 COL LW 25 L6 6200008150 S COL 0 35 1 6 7TL 44N T 92 7 64 9 L7 6200008260 S COL 0 30 1 7 8TL 60N T 95 9 58 7 L8 6200007750 S COL LQW2BHN56NJ01L T 93 5 ...

Страница 22: ... 100 kΩ T 43 9 7 8 R146 7030003680 S RES ERJ3GEYJ 104 V 100 kΩ B 87 9 6 R147 7410000750 S ARY EXB V4V 104JV 100 kΩ T 40 5 41 5 R148 7030003680 S RES ERJ3GEYJ 104 V 100 kΩ T 39 2 30 9 R149 7030003680 S RES ERJ3GEYJ 104 V 100 kΩ B 46 24 R151 7410000750 S ARY EXB V4V 104JV 100 kΩ T 50 28 9 R152 7410000750 S ARY EXB V4V 104JV 100 kΩ T 37 16 2 R153 7030003680 S RES ERJ3GEYJ 104 V 100 kΩ T 49 1 30 6 R15...

Страница 23: ...9 R538 7030003560 S RES ERJ3GEYJ 103 V 10 kΩ T 49 9 71 2 R539 7030003460 S RES ERJ3GEYJ 152 V 1 5 kΩ T 45 9 68 5 R540 7030003480 S RES ERJ3GEYJ 222 V 2 2 kΩ 25W T 48 70 6 7030003520 S RES ERJ3GEYJ 472 V 4 7 kΩ 50W T 48 70 6 R541 7030003420 S RES ERJ3GEYJ 681 V 680 Ω T 48 7 68 6 R542 7030003440 S RES ERJ3GEYJ 102 V 1 kΩ B 32 6 30 9 R543 7030003680 S RES ERJ3GEYJ 104 V 100 kΩ 50W only T 59 6 63 7 R5...

Страница 24: ...K T T 116 2 22 7 C186 4030006870 S CER C1608 JB 1H 222K T T 115 8 24 9 C187 4030006870 S CER C1608 JB 1H 222K T T 118 4 26 2 C188 4030011600 S CER C1608 JB 1E 104K T T 118 2 22 7 C189 4030011600 S CER C1608 JB 1E 104K T B 113 5 18 2 C190 4030007090 S CER C1608 CH 1H 470J T T 109 1 19 C191 4030008910 S CER C1608 JB 1H 393K T B 99 8 17 5 C192 4030006880 S CER C1608 JB 1H 472K T B 99 4 15 6 C193 4030...

Страница 25: ...K T T 34 4 43 6 C361 4030010020 S CER C1608 JB 1H 122K T B 118 15 8 C362 4030011600 S CER C1608 JB 1E 104K T B 19 9 51 C363 4030011600 S CER C1608 JB 1E 104K T B 105 5 44 C365 4550006170 S TAN ECST1AY225R T 51 9 67 6 C371 4030006900 S CER C1608 JB 1H 103K T B 104 4 57 7 C377 4030011600 S CER C1608 JB 1E 104K T T 24 5 51 4 C378 4030011600 S CER C1608 JB 1E 104K T B 16 5 53 5 C379 4030017490 S CER C...

Страница 26: ...sheet CF 1 MP15 8930057940 Shield sponge N 2 MP18 8930046771 Thermally sheet G 1 50W only 1 ACCESSORY PARTS F1 5210000120 Fuse FGB 15A 25W 2 5210000080 Fuse FGB 20A 50W 2 MC1 Optional product Microphone HM 100N 1 W1 Optional product Cable OPC 345 25W 1 Optional product Cable OPC 1132 50W 1 W2 8930000730 Cable OPC 049 1 MP1 8010019260 2633 mobil bracket 1 MP3 8820000530 Flange volt M4 8 NI 4 MP4 88...

Страница 27: ...P1 C MP13 C MP18 C MP11 C MP5 M MP2 M WS1 C MP3 M MP11 C MP6 M MP13 C MP9 C MP8 M W2 M J4 M MP15 M MP1 M MAIN UNIT MP4 M MP13 M MP11 C J1 C MP7 C SP1 C MP8 C MP11 C Unit abbreviations F FRONT UNIT M MAIN UNIT C CHASSIS PARTS MP2 C WS1 C MP14 C R12 F MP12 M MP7 M MP15 C MP15 C MP14 M MP16 M W1 F ...

Страница 28: ...TA144EUA T106 DTC114TUA T106 DTC144EUA T106 DTC363 EK XP1214 XP2401 XP2501 XP6501 AB Symbol FR Symbol BAR Symbol R44 Symbol BR Symbol LL Symbol AB Symbol QO Symbol R25 Symbol MFO Symbol DAQ Symbol VG Symbol 4L Symbol XY Symbol K1 Symbol K Symbol UF Symbol 16 Symbol 04 Symbol 26 Symbol H27 Symbol 9H Symbol 7R Symbol 5W Symbol 5N A C C A1 A2 C A1 A2 A C A C A C A C A C Black line A C 1SS375 TL 1SV24...

Страница 29: ...FRONT UNIT TOP VIEW 9 1 8V 2 8 to microphone 1 7 J1 AFO MICE GND CLO PTT MIC CLI 0 5 15 25 35 45 55 65 75 10 20 30 40 50 60 70 80 85 95 105 115 125 90 100 110 120 130 Horizonal Vertical 10 5 15 25 0 20 30 P0 AF VOLUME P1 P2 P3 P4 ...

Страница 30: ... LCS LCK LSO AFVI CLI GND MIC 8V 5V KR0 KR1 KR2 FSW HORN CLO PTT AFO 1 16 48 33 32 17 49 64 125 115 105 130 120 110 100 95 85 75 65 55 45 35 25 90 80 70 60 50 40 30 20 15 5 10 0 Vertical Horizonal 10 5 15 25 0 20 30 9 2 BOTTOM VIEW FRONT UNIT ...

Страница 31: ...NH LCS LCK LSO AFVI CLI GND MIC 8V 5V KR0 KR1 KR2 FSW HORN CLO PTT AFO GND 30 16 1 15 J1 5V VCC MMUT AFON BEPO RMUT DET DISC REM CCS CIRQ SO SI SCK PTTI PTTO MCOT MCIN AUX BUSY VCC 9 10 to Optional cable OPC 822 1 2 J9 MD1 XCTS XRXD 5V GND GND RES XRTS XTXD MDWN SIG OPT1 OPT2 OPT3 GND OPV3 OPV2 OPV1 to Optional unit PTT 11 to Optional cable OPC 617 1 J6 GND IN GND DISC GND AFO GND HORN DIM VCC SP ...

Страница 32: ...8 23 33 22 44 34 1 25 26 50 51 75 76 100 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 115 120 125 0 Horizonal 5 10 15 0 25 30 35 20 45 50 55 40 65 70 75 60 80 90 95 100 85 105 Vertical 9 4 BOTTOM VIEW MAIN UNIT ...

Страница 33: ...2V CTCS MICO IC6 IC21 HPF AMP LPF HPF AMP LPF HPF BUFF LIMIT AMP BPF M62364FP SSOR COMPRE D A REF DUSE TENC MICI B DISC BAL MOD TC4S66F IC22 XP1214 Q35 SW FIL CDEC NJM12904V IC5 NJM12902V IC21 SDEC SW FIL RATION RESTO 450 kHz NOIS CDBC450CX24 X1 Q6 DTA144EU Q5 2SC4116 NWC SW W N DET ALFYM450F K N W CFWM450G N M FI2 RSSI SQIN SQL AMP DETECTOR 2SC4213 Q20 FSW SW FIL TONE BEEPO BEEP NJM12902V IC21 W ...

Страница 34: ... 34 SEG30 33 SEG29 32 SEG28 31 SEG27 30 SEG26 29 SEG25 28 SEG24 27 SEG23 26 SEG22 25 SEG21 24 SEG20 23 SEG19 22 SEG18 21 SEG17 20 SEG16 19 SEG15 18 SEG14 17 SEG13 16 SEG12 15 SEG11 14 SEG10 13 SEG9 12 SEG8 11 SEG7 10 SEG6 9 SEG5 8 SEG4 7 SEG3 6 SEG2 5 SEG1 4 COM1 3 COM2 2 COM3 1 COM4 DS12 FRONT UNIT L1 0483TAT 1 100k R14 RB706F 40 D1 DTA144EU Q4 SML 311YT DS11 DS1 DS11 DTC144EU Q3 DTC144EU Q2 100p...

Страница 35: ... C13 47p D2 UM9401F 25W D3 XB15A407 50W L4 44n C15 33p T8V R69 4 7k R503 3 9k D15 MA77 R50 10k R235 1k C303 0 001 C302 10p R8V ANT C304 10p Q34 2SC4116 R237 680k L35 0 22 R236 1 2k C309 0 01 C305 56p C306 4p C307 7p L33 0 82 R63 12k 25W 2 2k 50W R501 680 C95 0 001 C94 47p 0 001 R541 C88 C501 56 0 001 R502 C502 150 0 001 R509 R508 6 8k C511 470 0 001 1 2k R513 R512 6 8k C513 0 001 R511 R510 C512 47...

Страница 36: ...U Q56 DTC144EU R317 100k C377 0 1 R324 68k C384 0 1 Q41 DTA144EU PA R280 10 X4 CR 520 C341 7p C342 22p R277 12k 100k R517 C339 33p R278 12k D27 MA77 C340 0 01 1 2 3 4 5 6 7 8 AO1 AO2 AO3 AO4 GND SDA SCL VCC IC7 M62334FP VAG R302 10k R222 470 C286 0 1 T1 T2 T3 T4 R276 12k DET R247 22k C320 0 039 R248 22k C323 0 0068 C322 0 01 R249 R518 1k 22k 5 6 IC5 NJM12904V 7 C321 0 1 R252 220k C327 4 7 C325 0 0...

Страница 37: ...ca Inc Glenwood 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 Icom Canada A B N 88 006 092 575 290 294 Albert Street Brunswick Victoria 3056 Australia Phone 61 03 9387 0666 Fax 61 03 9387 0022 URL http www icom net au E mail sales icom net au Icom Australia Pty Ltd 146A Harris Road East Tamaki Auck...

Страница 38: ...S 13817HZ C1V w C 2002 2005 Icom Inc ...

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