Icom IC-F2610 Service Manual page 36

+5V
PSET
+18V
T8V
Q55
2SC4081
C267 10 R:7.22 V
R131
20 T:0 V
C322 R:2.83 V 6.80 V
R125 C270 470p
L18 L21
C152 47p T:0 V R366
L33 680 3.3
1 F 100
470p
82n
V 2.97 V
C339
C294 L17
R132 6.84 V R126 C148
C43 R616 C45
C151 0.001 56n
0k 6.8k 0.001 1
Q19 0.001 680 0.001
10p R31
2SC5110 R27
6.27 V 4.7k
C585 3.3k
47p
Q18 C42 L505
56n
2SC5110 33p
Q3
L51 C149 D18 C47
586 L26
18p 2SC5110
47n MA77 9p
8k 1.87 V 0.56
R28 C582 C583
R587
R:4.40 V 2.2k R25 5p 5p
6.8k C44
C312
T:0 V 270 0.001
18p
R:0 V R:2.30 V
133 C153 R127 C310
2.47 V 470 T:7.81 V T:0 V
70 0.001 18p
T8V
R113 R109
C456 R114 C135
R128 C323 C140
C150 R119 22 2.2k
47p 22 470p
10p 10 0.001 4.7k 0.001 C469
R:0.95 V
220p
T:4.83 V
L28
L27
L32 C145 C139 R110
R615 33n
470p 0.001 22n 560
R129 82n
6.76 V L29 470
C282
8.2k 3.3 C137 L65
R120
220p C132 3p 15n
0.001 R115
8.2k
R122 C297
3.9k
0.001 C584 4p C424
18 C138
C146
7p
6p 4p
R:0 V
Q20 L31 D17 Q17
R370 C141
2SC5110 R:0 V Q16 T:7.82 V
8.2k 47n MA77 4p 2SC5110
C144 T:2.38 V 2SC5110
27p R124 R312 R617 R121
C143
270 4.7k 100 5.6k R:0 V
C147 27p
3.17 V T:1.66 V
R117 R116
0.001 C134
1.8k
150
0.001
R123 C142
R130 R118
R:0 V R:0 V
470 270 470 0.001
2.57 V T:4.40 V T:2.68 V
VRX OPS1
VTX R:0 V OPS2
T:1.90 V R559
100k
COM BUS
R560
1k
ACC I/O BUS
DTMF BUS
C549
0.01
AF BUS D510
DA204U
BOOT
R594 L5V
4.7k CPU5V
R538
1k
EPTT R553 100k
DIM
SP
R554
C544
PASP
R273 100k 0.1
1k
PWON +5
XRXD RXD
XCTS CTS
VRX FVPX
VCC
R272
1k
C529 C531 C533 C528
47p 47p 47p 47p
FVPP
Q513
R275 BOOT DTA144EU
75 1k VTX
P14/A4
74
PLLT
P15/A5
73 Q511
UNLK
P16/A6
72 MD1 DTA144EU
PCK
P17/A7
VSS 71
VSS 70 R276
69 PDA
1k
PB4/XDB4
68
PSTB
PB5/XDB5
67
DCK
P20/A8
66 Q44
DDA
P21/A9
65 2SK1069
P22/A10 17.45 V
64
R277
P23/A11
63
1k DSTB
P24/A12
62 TMUT
P25/A13
61 PA
P26/A14
R263
60 HFSW
P27/A15
10k
59 R570
VCC 16.55 V
58 1k
PB6/XDB6 W507
57 NWC
PB7/XDB7
56 AMUT
P47/PW1
55 MCON
P46/PW0
54 MODS
P45/TMRI1/HIRQ1 C263
53
P44/TMO1/HIRQ1 1
52
P43/TMCI/HIRQ11 C262
51 BEEP 1
P42/TMRI0
C261 0.001
C543 10
C525 C542 10
0.1
R577
1k
IC501
ESO 5.04 V
LC7366NM
ESI
ECK
L5V
ECS1 1 TONE 20
VDD
ECS2 2 CD 19
XMIT
3 NC 18
NC
R558
DTC1 4 R1 17
R571 C1
1M
DTC2 5 R2 16
1k C2
DTC3 6
C553 C3 R3
7
20p VSS R4
8 NC 13
R278 R305 R306 NC
100k 100k 100k 9 MUTE 12
OSC1
W505
10 C4 11
C522 OSC0
0.001
R529
C521
Q504 R142 L59 X502
390K
10 1
33k PBRC3.58A
2SK1069
R555 C554
R528
300k 20p
C578
1M
C352 47p
R143
0.001
C551 10k
2 R556
1 R519 100k 0.001
1k
C550
0.001
D
Downloaded from www.Manualslib.com
7.90 V
L30
0.56
IC11 L7
R371 LA-502
SC-1323
C342
4.7k
47p
7.50 V
EP3
C16
C15
R:0 V
3p
4p
T:7.80 V
MT8V
Q11
2SJ377
C136
C410
470p 22
C118
R108
0.001 L20 C112
R102
4.7 9 H
C122 C400 1 4.7k C396
0.001 47p 47p
C281
R:0 V R:0.58 V
T:1.40 V 10 C449 T:3.77 V
D16
47p
C285 DA221
47p L25
R101
R97
22n
C130 C286 R103 1.2M
10k
0.001 220P 6
4.7k
7
C121 C376 C377 C378 C379
C129 5 R99
L24 L23 470p
7p 0.001 0.001 47p 470p 4.7k
47n 47n IC10b
R:12.41 V NJM2904
C131
R:0 V
T:8.58 V
0.001 C128 C127 C126 R100
T:1.36 V
5p 27p 5p R:1.05 V 10k
FI5
T:3.76 V
Q15
C380 C381 C382 C383 C108
2SC4703 47p 0.001
0.001 470p 0.001
C425
7p
R386 R111
C133 C278
FI6
22 22 0.001
0.001
R:13.20 V
C123 C124 C125 C384 T:12.37 V Q12
R:0 V
47p 22 47p 47p 2SJ377
T:0.82 V VCC
R333
R545
10k
100k
C385 C386 C387 C388 R107
470
R546 470p 0.001 47p 470p 0.63 V
1k
C393
C394 C395
C545
47p 470p
0.01 0.001
C389 C390
D508 C391 C392
0.001 470p 470p
DA204U 47p
Q14
DTC144EU
IC17 IC16
AN78L05M
TA7808F
5.02 V L53
C264
SLF7032-101MR45-2
CPU5V 0.1
O I I
5.04 V
G G
R584 100k
C206
C532 47p C266
220
0.1
C534
C267
47p C205
J501
10 12.57 V
0.1
TXD
1 2 Q43 Q42 Q36
RTS 2SC4081 2SB1123
2SD1664
3 4
RES L504
5 6
GND R585 3.3 D27
5.05 V R209 R208
7 8 D30
GND 100k DA204U
4.7k 4.7k
9 10 1SS355 +5V
4.53V
to Optional
cable C530
R259
C252 R:8.71 V
47p 4.7k C253
T:0.10 V
0.001
10
C208
Q509
Q37
1
DTC144EU
2SC4116 R564
47k
5.06 V
IC506
S-81250PG
R542
C537
10k C536
Q40
0.1 0.1
D506
O I 2SD1664
R540
DAN202U
5.9k G
R212 D29
DA204U
R213 4.7k
R549
4.7k
47k
C535
R550 R:0 V
C538
0.1
R548 47k T:8.66 V
R547 Q512 0.1
R541
47k 2SC4081
1k Q508 C211
Q41
0 V
2.26 V 2SK1829 8.25k 1
16.54 V 12.02 V +18V 2SC4116
R566
R:0.64 V 47k
D31 1SS355
T:0.47 V
L45
R260 Q38
D32
4.7
MA742 IC18 C257 100 2SD1664
TC7W04FU 1
1 8 R211 R210
7.54 V
C259
2 7 4.7k 4.7k
0.68
3 6
C258
4 5
1 R:0 V
C254 D28
T:8.67 V
R261 10
C255 DA204U
D33 C210
470k R262 47k
1
MA8160 1
C260 C256
100p 0.1
R267 100k
Q39 Q514
Q47
DTC114YU DTA144EU
DTC144EU
DIM
Q45
DTC144EU
HORN
R526
100k
R398 100k
DTR1
R527
DTR2
R525
100k
15 DTR3 4.97 V D51
100
C518 1SS355
14 DTR4 IC504 R524
2.50 V 10
TC4W53FU
100k Q506
4.99 V
1 8 2SK1069
R373 10k
DTC4 2 7
C421
C519
3 6 5.10 V
10 10
C360
4 5
1
C368
C359
15
R552 0.67 V 0.001
C520 C361
1k
0.1
R402 R397 0.001
1k 100k
L5V
VCC
+8V
DISC
DMOD
AMOD
PAAF
MEASUREMENT CONDITIONS
1/2VDD
OSCILLOSCOPE:20MHz
VOLTMETER
manuals search engine
+5
OPT AF BUS
AF BUS
VCC
R595 C93
+5V 10k 220
PSET
+18V
C371
IC8
T8V 0.001
6.10 V LA4425A
5
1
+8V C94 470
SP 4
2
R330
10k 3
SPE
0.001
R339
C318
PAMIC 27k
0.01
R349
L22 9 H C330
AFO 10k
0.1
R98 100
R:13.13 V
R81
C86
T:12.27 V
BEEP 10k
0.1
C397 C398 C107
470p 0.001 1.5
C413
IC10a 0.0047
NJM2904
8
PAAF
3
R96 10k
1
R363
2
PASP
C106 10k
4
0.001 C120
SQL OPEN 0 V
R:0 V 0.001 SQL CLOSE 4.61 V
T:1.77 V
(SP MODE)
R361
4.7k
a
R329 R362
1/2VDD
1k 10k
D45
PDET
1SS355
FI5,FI6
NFM60R20T152
R:13.21 V
T:12.48 V
R8
HV
C117 D15
C116 C115
0.01 470p DSA3A1
470
PWON
D509
DAN202U
7.93V
+8V
O
C203
0.1 W:3.00 V
N : 0 V
C204 R502
1
R:8.06 V 15k
T:0 V
R8V W:4.66 V
N: 0 V
C207
NWC
10
VRX
R563
R567
47k
4.7k
RSSI
R:0.47 V
T:0.63 V NOISE
T8V T8V
VRX
C406 R:0 V
C407
470p 470p T:8.06 V
VTX
R565 R568
47k 4.7k
R:0 V
T:8.05 V
MT8V
C209 C402 C403 C404 C405
4.7 470p 470p 0.001 47p
L507
LQP21A
D514
R:7.94 V
TMUT HVU350
T: 0 V
R406 0 V
R614
33k
R403 0 V
150k
4.7
C35
Q2
C306
3SK166 3p
1p
R:5.01 V
T:0 V C37
5p
R19
C39 100k
R21 C36
56 0.001 6p
C337
VCC
47p
DIM
C577 L13
HORN R:1.20 V D11
MC152
2p
GND T: 0 V 1SV217
PAAF R18
C40
GND 220k
8p
DISC 1LO
GND
C358 0.1
IN
GND
L16
C329
PTT 0.15
0.001
R372
1k
C357
0.001
TUNE
PAOUT
T8V
PDET
HV
:1‰/V
SQL OPEN 4.81 V
SQL CLOSE 0.12 V
R85
SQL OPEN 0.87 V
47
R338 C83 SQL OPEN 0 ,V
SQL CLOSE 4.56 V 3.96 V R68 C73
SQL CLOSE 4.21 V R69
56k 0.1
47k 22k 0.1
R93 R90
4.07 V
2.7k 100k Q515
D50 7.35 V
C98 IC7 DTA144EU
1.27 V 1SS355
2.2 M5282FP
R357 C90
C74
C92 Q7
4.13 V 1 VCC 10 470k 10 0.1
VCC2
0.1 DTC363EK
2 9
IN+ VCAOUT
Q6
3 CTL 8 R569
IN-
4 VCAIN 7 DTC114EU 1k
OUT
R92 5 NC 6
GND
R77
R86 82k
10k C91 33k
C97
C369 0.0047 0.001
C100
R71
390p
C316 0.1
10k
C333 C75
C332 R70
2.2 R80 C84 1
4.37 V 2.2 470k
22k 2.2
R512
R511
IC9b 2.47 V 3.9k
1.71 V 180k
TA75W558FU
5 C508
7 10
2.52 V C95
6 R87
0.50 V
0.1 10k
C326 1 6
R320
470p
100k
1.10 V
2 5
R94 C101 R89 R88
10k
0.01 22k 10k
Q8 3 4
DTC114EU
R360 C334
R95 R359 Q503
100k 10k 2.2 XP4601
10k
2.51 V
R513 3.32 V
R514
56k
1k
VLO
MIN: 0.40 V
MAX:2.75 V
C273 C274 C275 C276
0.001 0.1 470p 47p
R8
L56 1 L60 1
L50
R:7.34 V
0.56
C343
T: 0 V
0.001 W:6.96 V
W:2.48 V W: 6.20 V N:7.08 V
R33
N :2.19 V N : 6.32 V
R41 1.5k D511
C54
FI4 100 L19
1SS375
47p
SFPC455E 1.2
C50
2 1
0.001 X1
W:0 V CR-473
W:0 V
Q4
N :2.71 V N :2.71 V
C55
3 2SK302
W:2.60 V 1.74 V 0.001
D502 D501 C51 68p
IC1
FI3 N:2.14 V
DAN202U DAN202U
MC3372SVM
SFPC455H
C52
1 2 1 MIXER 16
CRYSTAL
R34 4.7k 120p
2 GND 15
CRYSTAL
R588
3 MUTE 14
MIXER 820
3 4 METER 13
VCC
R543
5 12 R37
680 LIMIT SQUELCH 470k
6 FILTER 11
R38
C502 DECOUP
1.8k 7 FILTER 10
C58
0.1 C57 LIMIT
R505 0.1 8 9
0.1
R504 R506 QUAD AUDIO
12k
12k
15k
Q510 R39
C49 C423 0.001
R501 47k
DTC144EU R503
0.01
12k 10k
X2
R409
CDBC455CX16 C59 1.5k
W:0 V R47 2.7k
68p
N:4.41 V
R35
W:7.12 V 82k
C48 R407
R46
N :7.24 V
2.2 47k Q61
Q502 TN20-3K202L
C503 R40
2SC4116
DTA144EU R408
0.01 1k W:2.97 V
W:6.17 V 47k C56 C66 N :3.30 V
Q501 W:0 V C504
W: 3.13 V N :6.29 V 0.001 0.001
N :7.18 V 0.01 N : 0 V
DTC144EU
R36 1k
W: 0.62 V 1.07 V(+15dB INPUT:3.36 V)
N : 0 V
R8V
L54 R :0 V
T : 0.73 V
0.56 L4
D52 L5
656LZ-09K
1SS352 656LZ-09K
C341 C408
C575 0.001 470p
L10 D5
0.001
0.56 MI809
C18 C17
C27
6p 15p D6 22p
L11
L3
C327 MI809
MC152 C26
0.001 LA-503
R328
470p
470
R:7.74 V
C581
3.5p T: 0 V R13
R356 100k R: 2.56 V
27 T : 0 V
C34 C305 C31 C23 C20
2p 1p 2p 2p 3p
Q1
3SK166 C9
C11
C573
C30 47p 1.5p
47p
5p
R15 0V C22 C21
C32 C28
5p
150 0.5p C10
C33 6p 0.001
R12
2p
6p L8
22k C576 D4
MC152
2p UM9401F
L12 D9 C29 R14
D10 D7
MC152 1SV217 1SV217 470p 47k
1SV217
R17 R16 R10
R:1.96 V
220k
220k 220k
T: 0 V L6
LW-25
R608 C430 C429
47k 470p 47p
C565 C328 C325 C331
C14
0.001 0.001 0.001 0.001
4.7
R:3.05 V C478
47p
T: 2.94 V
C25
L9
5p R : 0 V
R609 MC152-E558ANA
T :1.59 V
47k
R11
150k
W509 C24
0.3p
C452 C451
C428 47p
D8 0.001
470p
HVU350
+5
4.76 V
R61 100
C70 R52 C67 C69
C72
0.047
R62 1.5k 0.047 2.2k 0.047
2.2
2.51 V C68
2.53 V
2.53 V 0.047
C71
8
0.047
3 5 R49
1 7 1
2 6 R51
R65 R63 IC3b 4.12k
4 47k 91k
IC3a
R53
2.52 V
TA75W558FU C314
36k
100
R67
10k R327
Q5
100k 2SC4116
2.55 V
0 V
R510
1k 3.10 V R618 C61 R42
2.47 V
2.2 100
100
R515
39k C60
8
1
3
C509 AFO
1
R509 0.1
2
10k
R508
4
10k
R313
270k
R45 82k
C506 IC2a
C510
R44
0.1 0.01 TA75W01FU
C315 120p
22k
C507
2.66 V
0.022
2.53 V
2.53 V
1/2 VDD
C295 L14
0.001
1 H
L15 C277
R30 L55 C319
4.7 47p
180 1 0.001
C296
C53
10p
R598
0.001
R385
10k
820
D512
0 V
R599
MA77
FI1a FI1b 4.7k
L506
FL-264 FL-264
3.9 H C568
0.001
C19 R601 R600
1p 10 10
C571
2p
R602
8.00 V
100
C41 C570 Q518
0 V DTCH4EU
15p 4p D513
0.64 V
MA77
C62 C63
150p 150p
R603
47k
C64
W:4.14 V W:7.09 V
N :4.22 V 0.001 N : 0 V
Q62 C572 C569
47p 0.001
DTC144EU
C65
0.001
R410
R48
2.2k C567 R597
820
0.001 4.7k
NWC R606
2.2M
Q517
C562
DTC144EU
0.1
NOISE 5
7
6
W508
IC28
R611
R607
4.7k 470k
R610
180k
C574
0.1
CHASSIS
R604 R605 J1
3.9k 2.2k
R1
C12
47
3p
W6
L2 L1
LA-502
LA-502
FOR
REV
C3 C2
C415
R415
C8 C4 3p 3p
15p 100k
3p C7 470p
C324 R4
470p
27p
47
R5 W4
R2
1 1 OPC-453
D3 D1
1SS375
1SS375
R7
220
R315 R314
100 100
R8
220
C5
C13 0.001
C6
470p
0.001
R :4.30 V
T :15.49 V
J4
VCC
C417 C441 C309 C300 C409 C416
DIM
47p 470p 0.001 0.001 47p 470p
HORN
GND
PAAF
GND to optional cable
DISC
OPC-617
GND
IN
GND
PTT
COMPLETE VIEW