Icom IC-F31GS Servise Manual page 33

Hz 970 mVp-p R.FIL
Q13
R48 XP6501 C62
C100 10k 1 10
R50 6
1k 0.001
CP7 Q14
C430 5 2
2SK880Y 0.001
4 3
L21
C101 R49
0.47 H
6.8k
0.001
FLAC N PLL
L48
R38 R39
67nH
2.2k C63 10
C109 R46 10
0.1 4.7k[F30G]
12k[F31G]
L25 R44 R43
1.8 H 6.8k[F30G] 820[F30G]
VDD 20
4.7k[F31G] 1.5k[F31G] R342 D45
TEST 19
1k HVC350
LOCK 18
RF 17 C431
C74
R45
RN 16 D44
0.047 0.001
5 10
VDDA 15 HVC350
PHP 14 C78 R40
PHI 13 0.001 C76
100[F30G]
L24 0.47 H
VSSA 12 100p
10[F31G]
PHA 11 C80
D43
0.1 R47
HVC350
10k[F30G]
C77 LOOP FIL
20K[F31G] D8
C81
0.1 [F30G]
R61 L49 HVC350
47p C79
0.22[F31G]
220k 0.25-1.9-9TL
0.1 [F30G]
H
0.001[F31G]
C82
10p 3 MULTI
15
R356 R355
SC4116 180k 47k
R90 R91 R97
R89
47 10k 680
X2
1.5k
IF
CDBCA450AY24
C124 R361 C126 C127
IC3 TA31136FN
C125 R96
470 470p 2.2
10
100p 3.9k
1 16
OSCIN MIXIN
2 GND 15
OSCOUT
3 14
C420 0.001
MIXOUT N-REC C123
R98
4 N-DET 13
VCC 100p
100k
5 12
IFIN RSSI R99
6 11
DEC IFOUT 1 k
C120
7 10
FILOUT QUAD 0.001
8 9
FILIN AFOUT
Q18
R95
C117
4.7 L42 C122
0.001 C118 2SC4215
C115 Q17
1.8 H 47p
0.001 C119
0.001
2SC4116 0.001
R94
3.3k
R92
R93
47k C116
47k R174 R171 68k
470p
27k
R352 10k R167 470k
C217
IC7A 0.1
NJM2902V
C206 0.1
C193
2.2
R175
12
5.6k MICIN
13
C219 120p
1 MICGS
C218 14
CALO
0.0047 15
ALCO
16
IC9
R173 C215 CMPIN
17
CCHG
150k 18
0.1 TC35453F
CMPO
19
VAG
C455 TXFI
20
C207
VDDA
0.1 21
0.1
VDDD
22
C224
STB
C213
0.1
R166
R370 4.7 C454
10k
R371 47k
C214 C208 18p
22k
0.1 4.7
R180
16
15k
C456
R372
R373 0.1
4.7k 33k
X4 CR-563
3.579545 MHz
C453
C434 15p
C195
C433
RX: 5.0V 0.1
470p
47p
TX: 0V
3.58 MHz
2.8 Vp-p
5.0V
VCC
R215 R216
1
R203 1M [GT] 100k
A1362 10k 100k [GS] [GT] only
5.0V
Q32
REG
2SB1132
6 5 4 7.5V
33
IC12
P6501
AN8005M
R202
1 2 3 1k
O I
G
C247
C246 C411
R201 10
C242 C244
C243 4.7
2.2k 0.001
4.7 0.001
47
IC17
C450 LC73872M
0.1
1 VDD 14
INPUT
2 13
5
NC NC
C410
H 3 EST 12
PD 0.1
4 11
C254
OSCO STD
5 10
4.7
OSCI ACK
6 9
85
NC SD
7 8
VSS LOADB
R225
C257
100k
86 0.1
DTMF DECODE
p R281 R182 R181
27k 27k 27k
R157
22k
Q43
5
2SC4116
12
C443
14
R316 C343
0.001 13
5 2.7k R262 820p
R218
5.6k
39k
IC7D
C426
C396
0.22
1 NJM2902V
S5V
R5V
RX SIGNAL
IC20B
R269
R273
NJM2904V 120k
22k R270 R266
5
R274
18k 47k
7
22k 6
C348 R271
C346
C351 0.1 220k
0.0033
0.1
2
9
C349
C350
0.0068
0.01
C347 R267
DUSE R272
0.1 47k
68k C415
2.2
UNIT
Q41
DTC144EUA
RX VCO
L22
1.8 H R31 Q11
R30
3.9k
1.8k 2SC4226
L20 C59
D42
D41
80nH VCC
47p
HVC350 HVC350 C55 C54
T5V
0.01 470p
C58 R32 FIL5V
C61
12p 22 (mod 38)
22p C56 0.75p
C372
RX: 4.1V
10p
L19
R333 R33
C57
TX: 4.2V
1k 3.3 H 330
12p
R34 1.8k (mod 37) 3.7V
D40 D6
HVC350 HVC350
R35
3.9k
(mod 37)
C72 C65
L23 C64 RX: 2.6V
R36 10
470p
82p 0.25-1.9-9TL 0.001
(mod 38) TX: 2.5V
C52
Q12 0.001
C71 C68
C69 2SC4226
0.75p 18p
22p
C70
Q10 Q9
C66
6p
C67 0.5p
(mod 39) L46 XP1214 DTC144EUA
C373
12p
3.3 H
10p 4 3
D7
R37 2
1SV245
390
TX VCO
R42 R41
5 1
100k 220k RX: 2.3V
TX: 2.4V
VCOS
VCO SW
C376 C73
R29
RX: 0V
0.001 47p
10k
TX: 4.9V
S5V
R5V
L44
1 H
C360
C369
MIXER R358
1 8p
12
C132
C133
C131
0.01 R359
0.001
R340 27p
470
L31
180k MCF
0.82 H
R102 C130
Q19
270 0.001
2 1
3SK206
C135
FI1
5p
FL-322
6 5 4 3 R105
31.650 MHz
L52
R103 C134 4.7k L33
220 0.001 0.1 H 56nH
C128
7p
RX: 0.9V
TX: 0V
MOD
AUDIO
VCC
C457
PROCESSOR
100p
+5V
R164 220k R228 R336
C406
100k 100k
R165 0.022
1
C198 Y1 VDD
C121
47k 2
0.0047 Y0 Y
0.1 R318
44 3
EXPIN 33k Z1 X
43 4
EXPGS Z X1
42
5
ECHG Z0 X0
41 C205
6
EXPO
40 0.1 INH A
7
PWRIN
39 VEE B
PWRGS 8
38
VSS C
PWRON
37
C261
PWROP
36
0.1 R349
MSKST
35 C281 R229
1k
VSSA R152
34 0.1 100k
C400
VSSD 150k R292
0.001 R227 C263
5.6k
100k 0.1
C197
C199
0.01 R159
120p
100k
VAG
R343
1k 2
C409 C408
0.1 0.1
R344
1k DSIN
R226
C260 NTCG20 4M 473JT
0.001
VCC
CPU5V
+5V
L43
D/A
R345 4.7 H
C262
1k
470p
R354
1
24
3.9k VIN1 VIN8 C264 C265
2 23
VOUT1 VOUT8
47 47
3 22
VOUT2 VOUT7
4 21
VIN2 VIN7
R221 33k 5 20
VDD GND
6 19
LD RESET
7 18
CLK VDAREF
8 17
DI DO
9 16
VIN3 VIN6
R150
10 15
VOUT3 VOUT6 220k
11 14
VOUT4 VOUT5
12 13
R151
VIN4 VIN5
150k
C258 C259 FRCN
C424 IC13
0.01
0.1
470p
M62364FP
C383 0.1
IC16 HN58X2464TI
D/A
1 8
A0 VCC
2 7
R324 A1 WP
3 6
A2 SCL
470
4 5
VSS SDA
R219 10k
C268
0.1
EEPROM
R220 100k
1 8
2 7
1 8
3 6
A0 VCC
2 7
4 5
A1 WP
C407
3 6
IC27 0.1 A2 SCL
4 5
VSS SDA
M62334FP
IC24
HN58X2464TI
S5V
R259 R257
R261 R260 R254
47k 22k
47k 47k 180k
CTDA
C341 REM
0.015
R374
C342 Q40
R258 47k
0.1
22k XP1214
5
1
2
R268
100
4 3 DUSE
2 4
1 RXDT
3
IC30 TC7S66FU
R264
8
470
R332
1 5
C345 100k
2
0.01 R331
4
3
IC20A 470k
Q44
NJM2904V
DTC144EUA
RX: 0V
TX: 4.8V VCC
C42
R18
0.001
100
3.6V
R21
100
3.4V
R24
R26
220
100 C47
0.001
R22
C43 C36
47k
0.001 47p
C51
L50 R25 L18
R28
0.001
0.1 H 68k 0.1 H
68k
C48 R19
L17
7p 10k
0.1 H
C39 18p
R23
C50 C46
C49
4.7 D4
2p 18p
12p
Q7 MA77
R17
R20
2SC4215 1.2k
1k
Q6
BUFFER
L29 33nH
Q8 2SC4215 2SC4215
PLLIN
AMP
D5
R63 RF AMP
MA77
56
C90
C89
C53
C88 15p 15p
47p
0.001
S5V
L35 1 H RF AMP
C157 0.47
C149 C150
C148 C151
R109 R110 L36
470p 47p 0.001 R120
100 C438 0.001 4.7k 56nH
15k
0.001
RX: 3.9V
C158
TX: 0V
47p
R360 RX BPF
R118
470 Q20
100k
C140
C145
3SK293
1.5p 0.001
D18 D19 C156
HVC350 HVC350 5p
R119
R334
390k
4.7k
C141 C143
C137 C138
0.001 7p
6p 0.001
R113
R111
220k R117
150k C155
C154 270
R112 10k R114 10k 0.001
47p
C139 C142 RX: 2.6V
0.001 0.001
TX: 0V
IC29
BU4053BCFV
IC7B
16 IC7C
15
NJM2902M
NJM2902M
14
13
R162 R161 R163
12
10 68k 68k 33k 7
11
8
C202
10
9
270p C444 R155
9
330p 39k
C200 C362
56p 0.0012
R176 R177 R178
56k 18k 27k
Q26
DTC144EUA
R249
1k
FRST
CCS
SCL
D0
D1
D2
CPU5V
D3
D4
C329 C305 C371 C412
47p 47p 47p 47p
C266 C402
D5
47
470p
D6
D7
RESB
C323 C322 C321 C295
47p 47p 47p 47p
PTOT
RMUT
MMUT
KR0
KR1
CTCS
C296 C286 C297 C298
47p 47p 47p 47p
CPU5V
KR2
R322
KR3
R248
220k
1k
EXST
APST
C338 C337
47p 47p C319
C320
47p R245
47p
1k
DIN
RGS1
C336 C335
47p 47p
RGS2
MSKE
FCLR
C306
C325 C294 C364
R251
0.1
47p 47P 47p
R223 1k
220k
RDT
CB10
CB11
CB12
CB13
C307 C308 C303 C302
R244 1k R293 C301
BUSY
47p
100k 47p 47p 47p 47p
DTPD
W/N VCOS
C377
C313 PLST
47p
47p 16 PLRS
4 1 EXST
C315 C314 Q1 .STR C299
5 2 SO
47p 47p R297 Q2 D 47p
6
3 SCK
1k Q3
7 CLK
Q4 RESB
FSW 14 15
OE
Q5 XTXD
AFMT 13
Q6
SPCN 12 SCK
Q7
S5C 11 SO
C378
Q8
C381 DAST
9 0.1
QS
C379 C380 R224
47p 10
C382
47p 47p QS. 100k
IC23 C333
47p
8 47p
BU4094BCFV
[F30G]: IC-F30GT/ IC-F30GS
Note [GT]: IC-F30GT/F31GT
[GS]: IC-F30GS/F31GS [F31G]: IC-F31GT/ IC-F31GS
R14
C35
10
0.001
C23
C17
C24 C16 L9
22
YGR 0.001
1 EXCCL3225U1
470p
C26 FI4
L14
NFE31PT152Z1E9L
0.001
EXCCL3225U1
C21
470p
C28
C27 C18
C37 47p L13
0.001 0.001
0.001 18nH L10
C19
L15
25nH
150p
18nH
PRI AMP
R15
1.2k
Q2
2SK2973
C34 R10
R12 R7
0.001 68
10k 22
Q1
R16
C38 C31 C22 C30
68 R8 C20 2SK2974
0.001 0.1 0.001 0.1 18k 0.001
Q3
2SC4226
C29
0.001
RX: 0V
TX: 2.8V
R121
4.7
R123
47k
R124
D22 RX BPF
C159 Q21
470k
MA2S111
0.001
R122 2SK1829
1.8k
C167 L39 L40
C163 D21 D23
47nH 47nH
HVC350 6p MA2S111
1p
D20
L37 C437
HVC350 L38
56nH 6p
C165
56nH
4p
C160 C146 C161 L51 D24
C170
7p 0.001 56nH MA77
0.001
9p
R116
R126
100k
100k
C168 D25
8p MA77
R115 C147 C162 R125
10k 0.001 0.001 10k
AF REG Q23 2SB1132
VCC
Q24
R141 68k
XP6501
6 5 4
R137
D26
2.7k
MA2S111
R140 1 2 3
5 C187 C189
1M
47p 0.001
C186
6 R153
R139
0.1 C185 R138
4.7
1k 0.1 3.3k
R222
D47 C188
100k
R179 MA8024 47p
27k
C425 C375
0.001 0.1
VAG
C282 47p BEEP RDB WRB RS AUX
R237 1k
91
C283 47p
93
C284 47p
95
C285 47p
R236 1k
96
C273
47p
C328 C327
47p 47p
R239
1k
C326 C324
47p
47p
R247
1k
100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76
1
PE5/D5
2
PE6/D6
R240
3
PE7/D7
1k
4
PD0/D8
5
PD1/D9
6
PD2/D10
7
PD3/D11
8
PD4/D12
9
PD5/D13
10
PD6/D14
11
PD7/D15
12
IC14 HD64F2238FA13
CVCC
13
PC0/A0
14
VSS
15
PC1/A1
16
PC2/A2
17
PC3/A3
18
PC4/A4
19
PC5/A5
20
PC6/A6
21
PC7/A7
22
PB0/A8/TIOCA3
23
PB1/A9/TIOCB3
24
PB2/A10/TIOCC3
25
PB3/A11/TIOCD3
26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
R252
1k
DEST
C300 C331 C332
47p 47p 47p C458
R250
0.1
1k
C340 C339 C334
47p 47p 47p
ANT FILTER
L3 L2 L1
C4
T5V 0.001 50nH 44nH 32nH
C5 R2 C419 C418 C417
0.001
150 1.5p 5p 10p
C7 C6
C3 C2 C1 R1
C416
47p 0.001
18p 33p 33p 82k
10p
FINAL
L4
4.7 H
C8
L7 C403 L5 D1
0.001
7.5nH 0.001 50nH MA77
MP3
L8
15nH C12
22p
C14 C441 R4 R3 C9
56p 2.2k 2.2k 22p
47p
R5 4.7k
R6 4.7k
C176
C177
0.001
470p
D2
MA713
Q22
DTA144EUA
C175 R129
0.1 3.9k
R128 100k
R127
100
RX: 0V
IC4
TX: 5.0V
APC TC75S51F
R130
R327 10k
2
3
47
4
1
C442
4.7 5
R328 R132
R133
1k C174
180k 2.2k
R131 0.001
D39
330k C440
R69
MA8030H 0.001
C172 100k
C171
AF ON : 7.5V 4.7 C173
0.01
0.01
AF OFF: 0V
IC5 TA7368F
1 10
NC POUT
2 9
VCC PWGND
3 PREGND 8
NC
4
PHASE 7
VIN L41
5 6
EXCCL3225U1
RIPPLE NF
R135
R134
10
10
C183
0.001
C184 C179 C178
C181 C180
10 100
R136 R321 10 47p 0.047
6.8k C182 2.2k
0.018
AF AMP
AFOUT
CPU5V
MSO OPT12 OPT11 OPT13 OPT23 OPT21 OPT22 SDA R243
1M
R230
12k
R242
R329
1M
10k
R231
12k
C291 C292 C293
R238 47p 47p
47p
1k XIN
XOUT W2 C280 D27
MA77
C287 33p
X3
47p
CR-681 C277
C276 R232
C288 R235 12.288MHz 7p
C289 22p 12k
1k
47p 47p
CSFT
12.29 MHz
C275 C278 C279
3.4 Vp-p
47p 0.01 0.01
NOIS
DTSD
75 R246 1k
PF0/BREQ/IRQ2
74
PF1/BACK/BUZZ
73 T5C
PF2/WAIT
R5C
72
PF3/LWR/ADTRG
71 TMUT
PF4/HWR
70
PF5/RD
69 DDST
PF6/AS
C309
68
PF7
47p C311 C312 C404 C405
67
47p 47p 47p 47p
MD2
66
FWE
65
EXTAL
64
VSS
63 W3
XTAL
62
VCC
61
STBY
D33
60
NMI MA2S111
59 RES
RES
58
OSC1
57
OSC2
56 CPU5V
MD1
55
MD0
54
AVCC
53
VREF
52 AN0
P40/AN0
51 AN1
P41/AN1
Q39
C317 C316 R233
0.0047 0.0047 100k
2SC4116
R253
100k
MD2
C272
R234
R291 47p
10k
100k
IC15
R299
S-80942CNMC-G9C
1k
1 5
OUT CD
2
VDD
4
3
C304 VSS NC
C330
C271
47p
0.1
0.027
RESET
CP1
TO ANTENNA
CP2