Icom IC-F2610 Service Manual Download

Page: 41 / 46

VOLTAGE LINE

Explanatory notes

TX LINE

1
2
3
4
5
6
7
8
9

10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25

100

RES
XTAL
EXTAL
VCC8
MD1
MD0
NMI
FVPP/STBY
VCC
KEYIN15/PA7
KEYIN14/PA6
SCK0/P52
RXD0/P51
TXD0/P50
VSS
SDA/WAIT/P97
P96
AS/P95
WR/P94
KEYIN13/PA5
KEYIN12/PA4
RD/P93
IRQ0/P92
EIOW/IRQ1/P91
ECS2/IRQ2/P90

FTCI/

KEYIN0/P60

FTOA/KEYIN1/P61

FTIA/KEYIN2/P62

FTIB/KEYIN3/P63

KEYIN11/PA3

KEYIN10/PA2

FTIC/KEYIN4/P64

FTID/KEYIN5/P65

IRQ6/KEYIN6/P66

IRQ7/KEYIN7/P67

AVREF

AVCC

AN0/P70

AN1/P71

AN2/P72

AN3/P73

AN4/P74

AN5/P75

DA0/AN6/P76

DA1/AN7/P77

AVSS

KEYIN9/PA1

KEYIN8/PA0

TMCI0/P40

TMO0/P41

P42/TMRI0

P43/TMCI/HIRQ11

P44/TMO1/HIRQ1

P45/TMRI1/HIRQ1

P46/PW0

P47/PW1

PB7/XDB7

PB6/XDB6

VCC

P27/A15

P26/A14

P25/A13

P24/A12

P23/A11

P22/A10

P21/A9

P20/A8

PB5/XDB5

PB4/XDB4

VSS

P17/A7

P16/A6

P15/A5

P14/A4

P13/A3

P12/A2

P11/A1

P10/A0

PB3/XDB3

PB2/XDB2

P30/HDB0/D0

P31/HDB1/D1

P32/HDB2/D2

P33/HDB3/D3

P34/HDB4/D4

P35/HDB5/D5

P36/HDB6/D6

P37/HDB7/D7

PB1/XDB1

PB0/XDB0

VSS

P80/HA0

P81/GA20

P82/CS1

P83/IOR

P84/IRQ3/TXD1

P85/IRQ5/RXD1

P86/IRQ5/SCK1

RESO

+8V

BUS LINE1

+5V

+18V

PLLIN

RES

SIFT

EXTAL

XTAL

+8V

CPU5

BUS LINE2
BUS LINE3

1/2VDD

L5V

VCC

R146

C169

0.001

D20

1SV217

D19
1SV217

C168
6p[L]
4p[H],[M-R]
5p[O]

C629
0.5p[M-R]

L39

1.8

µ[

M-R]

µ[

L38

MC152-E558ANA-

100051=P3

C167
15p[L]
6p[O]

C165

9p[L]

5p[O]

C166

10p[L],[H]

7p[M-R]

6p[O]

R136
4.7

Q21
2SC5110

R134
8.2k

R135
8.2k

C155

470p

C627

22p[R]

C154

C157

470p

C156

0.001

+8V

+5V

+18V

PLLIN

C158
0.5p

L35

C626

22p[R]

R137
680

C159

470p

Q22
DTC114YU

Q27
DTA144EU

C280

Q23
2SC5110

C161

0.001

C162

470p

C163
0.5p

C160

470p

R138
8.2k

R140
4.7

R139
8.2k

C173
3p[H]
47p[O]

C172

12p/

7p/

C171

15p/

8p/

L43

MC152-E558ANA-

100050

L40
0.56

L41

1.8

D21
1SV217

D22

1SV217

L42
0.56

C170
7p/
6p/
3.5p

C174
0.75p[L]
0.5p[O]

D46

1SV245

R149
220k

R150
47k/
22k/
10k

C284

100p

R152

100k

L37

R141
680

C164

470p

Q24
DTC114YU

Q28
DTA144EU

C579

47p

C580

47p

C628

22p[R]

C279

47p

R131
10

VRX

VTX

+5V

R586

6.8k

R133

470

C153

0.001

Q19
2SC5110

R132
10k

C152

470p

L33

22n

C151
5p

R126
6.8k

Q18
2SC5110

R127

470

R587

6.8k

R125

100

C148

0.001

C310

8p[L]

5p[O]

L51
15n

C312

8p[L]

5p[O]

C149

0.001

C610

22p[R]

C322

0.001

R128

C323

0.001

L32

22n

C145

470p

C611

22p[R]

R129
8.2k

R370

8.2k

R130

470

C147

0.001

C144

C146
5p[H]
6p[O]

Q20
2SC5110

L31
22n[L]
18n[O]

C143

R124

180[L]

270[O]

R123

180[L]

270[O]

C297
10p

R312

4.7k

+8V

+5V

+18V

T8V

+8V

+5V

+18V

T8V

C585

0.01[R]

47p[O]

C294

0.001

R31

4.7k

R620
22

C608

C609

[R]only

except[R]only

D18
MA77

C47
22p[L-R]
5p[M-R]
0.001[O]

R28

3.9k

C43

22p[R]

0.001[O]

R27

5.6k

R25 330

[L],[H],[R]

270[O]

C44

0.001

Q3
2SC4226

L17

33n[L]

27n[O]

C287 47p

R616

1k[L-R]

680[O]

L21
1

C42

3.5p[M-R]

2.5p[L-R]

3p[A]

2p[O]

C45

0.001

R366
100

C582

6p[L]

5p[O]

C583

6p[L]

5p[O]

1LO

C456

47p

C139

0.001

L29

0.56

R119

4.7k

C282

220p

C140

0.001

R120

4.7k

R114

R615

470

L505
22n

Q17
2SC5107

L28
15n[H]
33n[O]

C142

0.001

R118

100[H]

220[O]

R617

100

R121

2.7k

C584
4p

C141
3p[L]
4p[O]

D17
MA77

R117

1.5k

C138
6p[H]
4p[O]

C135
470p

C137
0.001

R115

3.3k

R113

22[H]

4.7[O]

L27

27n/

22n/

15n

C469

220p

C132
4p[H]
3p[O]

R116

56[H]

100[O]

C134

0.001

Q16
2SC3356

C424

6p[H]

7p[O]

L65
15n

R109

2.2k

R110

220[H]

150[O]

C131

470p

C285

47p

D16
DA221

C425

6p[H]

7p[O]

Q15
2SC4703

R386

22[M]

27[O]

R111

C133

47p

C278

0.001

C128

6p[H]

5p[O]

C127

10p

C126

6p[H]

5p[O]

L25

15n[H]

22n[O]

C130

0.001

C286

220p

L26

0.56

C136

470p

C410

R108

10[H]

1[O]

C118

0.001

C339

4.7

R371

4.7k

C342

47p

L30
0.56

IC505
BU4066BCFV

1
2
3
4
5
6
7

I/O
O/I
O/I
I/O
CONT.B
CONT.C
VEE

I/O

O/I

I/O

CONT.D

CONT.A

VDD

R531

FRXD

D505

DA204U

C527

0.1

R532

100k

R533

100k

R534

IC26
TC7W04FU

Q507
DTC144EU

Q51
DTC114EU

R283

100k

FTXD

Q50
DTA114EU

R530
3.3k

D37
1SS355

C363

0.1

R281

100k

PTTI

PTTO

PTT

R285

100k

R284

100k

IC27
CAT25C64SI

VCC

2
3
4

7
6
5

SO
WP
VSS

HOLD

SCK

C272

0.1

ECS1

ECK

ESO

R573 1k

R572 1k

OPT3
OPT2
OPT1
MMUT

OPV3
OPV2
OPV1

RMUT

R581 1k

RSSI

CDEC

R571 1k

R558 1M

C547 0.001

C552 0.001

R218 1k

C550 0.001

R529
390k

R528

R519

CENC

Q504
2SK1069

W505

C522

0.001

C521

+8V

1/2VDD

L5V

VCC

+8V

CPU5

L5V

1/2VDD

VCC

+8V

CPU5

L5V

1/2VDD

C551

0.001

R556

100k

R555

300k

R278

100k

R305

100k

R306

100k

ESO
ESI
ECK

ECS1
ECS2

R577
1k

C525

0.1

C352

0.001

R142
33k

L59

C578

47p

R143

10k

+8V

BUS LINE3

1/2VDD

L5V

VCC

R570 1k

NWC

CPU5

MCON
MODS

BEEP

R277 1k

HFSW

TMUT

DSTB

R276 1k

DDA

DCK

PSTB

PDA

R275 1k

PLLT

UNLK

PCK

VTX

PWON

VRX

C270 470p

L18 1

R272 1k

R273 1k

EPTT

DIM

PASP

R538 1k

R594

4.7k

DTR1

DTR2

DTR3

DTR4

DTC4

DTC3

DTC2

DTC1

OPS2

OPS1

HORN

R535 1k

XRTS
XCTS
XTXD
XRXD

RES

FVPC

FVPP

MD1

C340 0.001

C214 10

C212 0.001

C539 0.68

C540 0.1

C541 0.1

D507

HSU88

L46

0.56

R580

R574
1k

R575 1k

R576 1k

FRNT
RXD
TXD

CSCK
CSI
CSO
CCS

PTTO
PTTI
AFON
CIRQ

R579
1k

R578
1k

R321
100k

BUSY

ESI

+8V

BUS LINE1

+5V

+18V

T8V
+8V

MT8V

CPU5V

IC20
HD64F3437F

[BIIS]

HD64F343F16 [OTHER]

POSW

CPU5

Q55
2SC4081

MAIN UNIT(2)

MAIN
UNIT
(1)

MAIN
UNIT
(3)

R147

C150

R122
33[L]
18[O]

C612

22p[R]

C613

22p[R]

C129
9p[H]
5p[L-R]
7p[O]

L24
18n

L23
18n

R583 1k

R326

100k

R324

R323

R322

R215

R217

100k

R216

100k

NOIS

AMUT

W507

[EUR-8/-9/-10/-11

/-12/-13/-14/-01/-02

/-71/-72]

+5V

+8V

L5V

CPU5

L5V

CPU5

AUX

R325 100k

Note
[L]: Lo-band
[M]: Middle-band
[H]: Hi-band
[R]: R&TTE Type
[A]: [EUR-2/-4/-6/-7/-9/-11]
[O]: OTHER

: Lo/Middle/Hi-band

VRX
VTX

C555

0.001

Q48
2SC4116

R562

220k

R271
220k

D36

1SS355

R269

470k

C269
0.22

R561
1k

R270

10k

R268

100k

OUT
VDD
VSS

IC19
S-80842CLMC-B63-T2

1
2
3

RES

CPU5

C512

0.01

R518

12k

D503

MA77

C511

0.01

C513
33p

R516
12k

C217

X4
CR-567
9.8304 MHz

C216

22p

CPU5

SIFT

EXTAL

XTAL

W506

C268

0.1

R517

12k

R:5.61V
T:5.43V

R:2.85V
T:2.91V

R:3.27V
T:3.40V

R:0V
T:2.91V

6.76V

R:4.91V
T:0.96V

R:2.91V
T:0V

R:3.38V
T:3.23V

R:2.90V
T:2.85V

R:0.74V
T:0.72V

7.93V

4.98V

7.95V

4.96V

5.06V

4.98V

2.61V

R:0.95V
T:4.83V

3.17V

6.76V

2.57V

2.47V

6.84V

2.97V

6.27V

1.87V

R:4.40V
T:0V

R:2.83V
T:0V

R:2.30V
T:0V

R:7.22V
T:0V

6.80V

7.50V

7.90V

R:0V
T:1.40V

R:0V
T:0.82V

R:0V
T:1.36V

R:0V
T:7.82V

R:0V
T:1.66V

R:0V
T:2.38V

R:0V
T:1.90V

R:0V
T:7.81V

R:0V
T:2.68V

R:0V
T:4.40V

MEASUREMENT CONDITIONS
OSCILLO SCOPE:20MHz
VOLTMETER:1

Ω

2.50V

f=9.83MHz
5.0Vp-p

4.95V

11 - 3

Summary of Contents for IC-F2610

Page 1: ...UHF FM TRANSCEIVER iF2610 SERVICE MANUAL...

Page 2: ...n 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 part...

Page 3: ...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 PARTS LIST SECTION 7 MECHANICAL PARTS AND DISASSEMBLY SECTION 8 SEMI CONDUCTOR...

Page 4: ...00 086 400 430 MHz L band 440 490 MHz M band 490 520 MHz H band 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 8 0 A 25 W 6 5 A 10 W 1 2 A 700 mA...

Page 5: ...CR 573A PLL IC IC12 MC145190F D A converter IC5 M62363FP 650C FRONT unit CPU IC20 HD64F3437F BIIS only HD64F3437F16 OTHER EEPROM IC27 CAT25C64SI Low pass filter circuit 1st mixer Q2 3SK166 RF amplifie...

Page 6: ...NIT Rolling type EX 1761 MEMORY EXPANSION UNIT OPC 617 J501 J4 J6 J7 OPC 821 OPC 822 UT 96 UT 103 UT 105 UT 109 UT 110 EX 1761 PIN ASSIGNMENT 1 5 6 9 Pin No Terminal name Description Specification 1 D...

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 attachment to open the rear plate Connect...

Page 8: ...r circuit Q2 to produce a 30 875 MHz 1st IF signal The 1st IF signal is passed through the matching circuit L14 L15 and a pair of crystal filters FI1a b in order to obtain selection capability and to...

Page 9: ...signal from the noise detector Q10 is applied to the CPU IC20 pin 32 The CPU then analyzes the noise condition and controls the AMUT pin 56 and SP pin 79 ports to toggle the AF mute switches Q6 Q7 CTC...

Page 10: ...evel The signal from the buffer amplifier Q20 passes through the T R switch D17 and is amplified at the drive amplifiers Q17 Q15 and power module IC11 to obtain 10 W or 25 W depending on versions of R...

Page 11: ...ft register Prescaler Phase detector Loop filter Programmable counter Programmable divider Buffer Buffer Buffer Q20 Q18 Q19 17 18 19 PSTB IC12 PLL IC PCK PDA to transmitter circuit to 1st mixer circui...

Page 12: ...o the IC1 s amplifier function pin 8 The amplified signal is output from pin 9 and is then applied to the IC22 pin 4 IC F1610 s MAIN unit as SIG OUT signal The signal is amplified at the buffer amplif...

Page 13: ...lected 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...

Page 14: ...or more Measuring range 1 50 W Frequency range 300 600 MHz Impedance 50 SWR Less than 1 2 1 Frequency range 0 1 600 MHz Frequency accuracy 1 ppm or better Sensitivity 100 mV or better Frequency range...

Page 15: ...rol 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 l...

Page 16: ...80 000 MHz H Transmitting Operating freq 430 000 MHz L 490 000 MHz M 520 000 MHz H Transmitting Operating freq 390 000 MHz L 440 000 MHz M 480 000 MHz H Transmitting MAIN Rear panel Connect a digital...

Page 17: ...ating freq 400 000 MHz L 440 000 MHz M 490 000 MHz H Enter Initial Set Mode No 2 Refer to page 5 2 for details Make sure no signal is being applied to the antenna connector Receiving Connect an SSG to...

Page 18: ...0 MHz M 505 000 MHz H Enter Initial Set Mode No 4 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 D...

Page 19: ...3GEYJ 104 V 100 k B R46 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 k B R47 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 k B R48 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 k B R49 7030003600 S RESISTOR ERJ3GEYJ 223...

Page 20: ...30 1590002290 S TRANSISTOR FMS2A T148 T Q31 1590002300 S TRANSISTOR FMW2 T148 T Q32 1530002060 S TRANSISTOR 2SC4081 T106 R T Q33 1510000510 S TRANSISTOR 2SA1576A T106R T Q35 1530002060 S TRANSISTOR 2S...

Page 21: ...6200002710 S COIL ELJFC 1R8K F B L42 6200004230 S COIL ELJNC R56K F B L43 6200004110 S COIL MC152 E558ANA 100050 T L44 6200004230 S COIL ELJNC R56K F B L45 6200002860 S COIL NL 252018T 4R7J T L46 620...

Page 22: ...3GEYJ 103 V 10 k H B 7030003600 S RESISTOR ERJ3GEYJ 223 V 22 k M B 7030003640 S RESISTOR ERJ3GEYJ 473 V 47 k L B R151 7030003760 S RESISTOR ERJ3GEYJ 474 V 470 k L H B 7030003770 S RESISTOR ERJ3GEYJ 56...

Page 23: ...030003370 S RESISTOR ERJ3GEYJ 271 V 270 E B 7030003410 S RESISTOR ERJ3GEYJ 561 V 560 D B 7030003430 S RESISTOR ERJ3GEYJ 821 V 820 Other B R386 7030000180 S RESISTOR MCR10EZHJ 22 220 M B 7030000190 S R...

Page 24: ...0 S RESISTOR ERJ3GEYJ 220 V 22 B only T C2 4030011050 S CERAMIC GRM31M3C2H3R0CY21L GRM42 6 CJ C B 4030011060 S CERAMIC GRM31M2C2H4R0CY21L GRM42 6 CH Other B 4030011080 S CERAMIC GRM31M2C2H6R0DV01L GRM...

Page 25: ...120 4030006860 S CERAMIC C1608 JB 1H 102K T T C121 4030006860 S CERAMIC C1608 JB 1H 102K T T C122 4030006860 S CERAMIC C1608 JB 1H 102K T T C123 4030007090 S CERAMIC C1608 CH 1H 470J T T C124 45100057...

Page 26: ...B C287 4030007090 S CERAMIC C1608 CH 1H 470J T B C288 4030006860 S CERAMIC C1608 JB 1H 102K T B C289 4030006860 S CERAMIC C1608 JB 1H 102K T B C290 4030006860 S CERAMIC C1608 JB 1H 102K T B C291 40300...

Page 27: ...C1608 CH 1H 470J T B C527 4030011600 S CERAMIC C1608 JB 1E 104K T B C528 4030007090 S CERAMIC C1608 CH 1H 470J T B C529 4030007090 S CERAMIC C1608 CH 1H 470J T B C530 4030007090 S CERAMIC C1608 CH 1H...

Page 28: ...CONNECTOR 52365 0691 T J501 6510021300 S CONNECTOR 52365 1091 T W3 7030003860 S RESISTOR ERJ3GE JPW V B W4 8900004540 CABLE OPC 453 T W6 7120000470 JUMPER ERDS2T0 T W11 7030003860 S RESISTOR ERJ3GE JP...

Page 29: ...O DESCRIPTION QTY J2 6450000140 Connector HSJ0807 01 010 1 J5 6510018040 Connector 52330 1217 1 W4 8900004540 Cable OPC 453 1 MP1 8510006810 DC DC case 1 MP2 8510009980 1705 VCO case 1 MP4 8510010080...

Page 30: ...6 C MP3 C J2 M MP15 C MP13 M MP2 M MP4 M MAIN Top side MP6 M MP18 M J5 M MP2 C MP9 M MP12 M MP16 M MP17 M MP2 C MP14 M MP1 M MP8 M MP15 M W4 M MP8 C MP5 C MP5 C MAIN UNIT Bottom side FRONT UNIT MP1 C...

Page 31: ...ymbol BR Symbol LL Symbol R25 Symbol SE Symbol MFO Symbol MGO Symbol DAQ Symbol 4L Symbol FJ Symbol K1 Symbol TG Symbol XG Symbol K Symbol U78 Symbol 14 Symbol 113 Symbol 16 Symbol 24 Symbol 64 Symbol...

Page 32: ...SECTION 9 BOARD LAYOUTS 9 1 FRONT UNIT TOP VIEW 1 2 3 4 5 6 7 P4 MP2 P3 P2 P1 P0 8 9 0 8V 2 8 1 7 to Microphone J1 AFO MICE GND CLON PTT MIC HANG 9 1...

Page 33: ...1 48 33 32 17 49 64 1 16 4 8 5 1 128 103 39 64 38 102 65 VCC 1 to MAIN unit J5 12 J2 SQL SP SPE 8V FTXO FRXO POSW MICE MIC GND AFO MP10 MP11 9 2 BOTTOM VIEW FRONT UNIT...

Page 34: ...ptional cable OPC 617 PTT GND IN GND DISC GND PAAF GND HORN DIM VCC J4 11 1 J7 ESI ECS2 CPU5V ECK 5 1 6 2 ESO GND to optional unit EX 1761 EEPROM PTT IN PTT OUT MIC OUT MIC IN AUX BUSY NC SIG OUT OPT1...

Page 35: ...1 1 4 1 5 8 5 10 6 8 16 9 1 1 1 4 8 5 4 8 5 7 11 20 10 1 14 8 1 20 11 1 10 4 8 5 MP7 MP11 MP10 SP MP19 MP13 MP13 9 4 BOTTOM VIEW MAIN UNIT EUR 01 02 12 13 71 72 ONLY...

Page 36: ...tional cable OPC 617 PTT GND IN GND DISC GND PAAF GND HORN DIM VCC J4 11 1 J7 ESI ECS2 CPU5V ECK 5 1 6 2 ESO GND to optional unit EX 1761 EEPROM PTT IN PTT OUT MIC OUT MIC IN AUX BUSY NC SIG OUT OPT1...

Page 37: ...1 1 4 1 5 8 5 10 6 8 16 9 1 1 1 4 8 5 4 8 5 7 11 20 10 1 14 8 1 20 11 1 MP13 10 4 8 5 MP7 MP11 MP10 SP MP13 9 6 BOTTOM VIEW MAIN UNIT OTHER...

Page 38: ...144EU Q26 DTA114EU IC13 TC4W66FU Q30 FMS2A Q31 FMW2 Q32 Q33 Q505 DTC144EU X501 R8V T8V HV VCC CPU5V VRX TMUT PWON 8V MT8V 5V CTRL 5V IC16 TA7808F Q36 2SD1664 Q37 2SC4116 D27 DA204U Q38 2SD1664 Q39 DTC...

Page 39: ...1 2M R2 RV 158 R3 1M C10 0 22 R4 1k R5 100k R7 10k R8 220k 1 2 3 4 5 IC3 S 80842CLMC B63 T2 D1 MA111 R6 470k R9 220k Q1 2SC4081 C11 0 01 R10 100k R17 100k Q3 DTC114EU 5V 5V 5V 5V 5V 5V 5V 5V 5V 5V 5V...

Page 40: ...D AFO IC22 PC5023GR043 GJG 16 15 14 13 12 11 10 9 1 2 3 4 5 6 7 8 IN1 OUT1 IN2 OUT2A OUT2B REF GND VCC TONE1 TONE2 TONEOUT IN5 IN3 OUT3 IN4 OUT4 C515 0 1 C516 10 R193 22k C201 0 1 R195 240k Q35 2SC408...

Page 41: ...4p C141 3p L 4p O D17 MA77 R117 1 5k C138 6p H 4p O C135 470p C137 0 001 R115 3 3k R113 22 H 4 7 O L27 27n 22n 15n C469 220p C132 4p H 3p O R116 56 H 100 O C134 0 001 Q16 2SC3356 C424 6p H 7p O L65 15...

Page 42: ...70 C587 47p C606 22p R C93 220 IC8 LA4425A R86 22k C369 0 001 C92 0 1 C91 0 0022 D50 1SS355 SP Q7 DTC363EK AFO C330 0 1 R349 10k BEEP R81 10k C86 0 1 C413 0 0047 IC7 M5282FP VCC2 IN IN OUT GND VCC VCA...

Page 43: ...SK166 C28 0 001 R14 4 7k C573 47p C625 22p R C576 2p H C23 4p H 2p O C328 47p TUNE R609 47k R608 27k L 39k H 33k M R 47k O C430 470p C429 47p C325 0 001 C331 470p W509 C428 470p R11 150k D8 HVU350B C2...

Page 44: ...tes Decoding signal Encoding signal J1 1 2 3 4 5 6 7 8 9 SIG OUT SIG OUT DISC IN DISC IN 5V GND OPT1 SCK SI SO GND CIRQ CCS 10 11 12 13 14 15 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 to IC F2610 M...

Page 45: ......

Page 46: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan S 14005HZ C1U C 1999 2003 Icom Inc...

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