Icom ic-2730A - Page 46

10-2
*: Refer to the PARTS LIST for the value and name of component.
• MAIN UNIT (1/8)
8.02V
13.64V
T:0.47V
T:0.99V
T:0.69V
T:4.09V
M:3.61V
L:3.36V
H:4.19V
12.71V(#01)
13.16V(#21)
TX Hipower
R: 0V
T:7.96V
R: 0V
T:7.96V
TX Hipower
12.56V(#01)
13.20V(#21)
H:4.13V
M:3.00V
L:2.62V
8.02V
T:6.23V
T:0.61V
T:4.76V
T:0.67V
T:5.97V
T:1.77V
13.64V
FAN
FAST :12.75V
MID :10.71V
SLOW : 8.92V
T:1.04V
R170
220
R195
18
0.001
C377
0.001
C397
1P
C301
0.001
C208
0.1
C234
0.1 C389
1SV308
D70
0.001
C250
12P C363
2P
C413
220
R160
Q38
2SC5108
1P
C331
R209
27k
0.001
C273
330
R218
R197
270
V_LOOUT
5P
C319
6.2P
C418
L51
56N
0.001
C288
15P
C232
12P
C359
0.001
C213
1P
C326
0.001
C219
0.001
C373
1SV308
D75
0.001 C343
0.001
C425
0.001
C222
MMZ1005Y102CT
EP2
C216 0.001
0.001
C424
0.001
C226
0.001
C354
0.001
C333
0.001
C214
0.001
C325
R155
330
R165
680
CTH30V222S15A
C285
0.001
C385
0.001
C416
0.001
C228
R186
10
1SV308
D71
R175
22
0.001
C419
Q40
MT3S20P
18P C225
33P C297
0.001
C400
D59
LRB706F
12P C302
1k
R136
1P
C310
R174
1k
AS080340
L84
0.1 C341
47k
R134
2SC4738
Q29
CTH30V222S15A
C305
3P
C257
57.2N
L85
D67
LRB706F
0.001
C233
10P C332
100k R202
0.001
C356
27P
C244
1SV308
D69
2.2k
R250
0.001
C252
12P
C245
UTX_C
0.001
C360
AS080340
L88
D79
L1SS400
0.001
C280
47
C218
10P C268
R158
4.7k
L62
18N
0.001
C376
0.1 C227
0.001
C324
L65
18N
DZ2J082M
D49
COOLING FAN
MF1
0.001
C369
JDP2S12CR
D84
1k
R140
0.001
C338
0.001
C317
R162
330
J1
1
2
34
1P
C358
33k
R251
100
R230
1.8k
R217
10P
C243 D68
JDP2S12CR
AS080440
L73
D55
L1SS400
1SV308
D77
68
R168
L64
27N
PRF18
R252
L50
56N
0.01 C399
0.001
C299
0.001
C414
R146
150
0.001
C411
0.001
C265
0.001
C340
R241
15k
0.001
C221
15P
C371
0.001
C241
0.001
C407
0.001
C209
MPZ1608S221A
EP1
R194
270
VTX_C
0.001
C306
AS100340
L96
R147
39
AS100340
L90
L76
1U
5P C387
D62
LRB706F
D63
LRB706F
33P
C381
1k
R236
AS080340
L69
680k
R215
R156
15
33P
C267
0.001
C379
JDP2S12CR
D73
0.001 C383
0.001
C210
0.001
C304
2SA1362
Q28
1SV308
D50
4P
C395
R224
22k
330k
R256
PRF18
R234
0.001
C238
39N
L52
AS080340
L86
R164 3.9k
L67
AS080647
15P
C378
12P C323
R185
100
22P
C394
0.001
C266
AS080647
L79
0.001
C352
10
R179
MPZ1608S221A
EP409
1k
R132
D66
JDP2S12CR
AS080647
L68
LDTA144EE
Q48
0.001 C293
220k
R245
R138 4.7k
L55 47N
AS080647
L80
J2
1
2
2SA1362
Q34
1P
C322
R133
10k
2.2
C348
0.001
C346
R172
15
0.001
C365
18P
C274
R177
18
15P
C401
2P
C235
L81 1U
R163
220
Q41
MT3S20P
0.001
C370
L60
39N
AS080747
L83
R159
1k
0.001 C367
100
R137
0.001
C398
0.001
C364
*IC4
1
PIN
2
VGG
3
VDD
4
POUT
L57
33N
2.2 C320
18P C215
0.047
C3840.001
C382
0
R203
R151
150
1
2
330k
R242
0.001
C372
10k
R225
D81
L1SS400
LDTA144EE
Q46
R229
22k
100k R135
U_LOOUT
R257
82k
33P
C220
2SB1132L
Q30
10k R246
R173 3.9k
12.1N
L92
0.001
C237
AS080440
L94
AS080447
L87
*IC3
1
RFINPUT
2
GATEBIAS
3
DRAINBIAS
4
RFOUTPUT
27P
C386
2.2k R226
0.001
C296
L53
18N
0.001
C211
L58
18N
3P
C251
15P C291
47k
R142
1k
R214
D53
L1SS400
LDTC114YE
Q27
LDTC114YE
Q32
150
R233
150
R239
100k R247
3.9k
R249
220k
R227
4.7k
R232
3P
C428
3P
C409
4P
C391
Q36
MT3S20TU
8P
C402
33P
C429
33P
C392
7P
C396
3P
C282
6P
C281
2P
C264
R187
33
R183
4.7k
R184
680
4P
C350
5P
C430
0.001
C431
0.001
C899
0.001
C229
3.9k
R150
10k
R157
2SC5108
Q37
120
R161
0.001
C230
100
R166
0.001
C236
120
R167
0.001
C239
NJM2904CV
IC2
2
3
1
NJM2904CV
IC2
6
5
7
NJM2904CV
IC2
V+
8
GND
4
RJ20S0OHM
W1
27P
C390
27P
C405
27P
C406
0.047
C336
100
R211
33k
R237
0
R270
0
R271
7P
C408
TX_MUTE
TX_MUTE FANC PCON_U
PCON_V
8V
CHASSIS unit
HV
8V
FANHV
T:7.51V