Icom IC-7851 Servise Manual page 161

RF-A UNIT (RF-A-2)
R2216
10
L2202
Q2201
D2202
2SC3356L
BAR64 C2204
0.01
LR-592
R2217
10
Q2204
RD01MUS2B
C2202
0.01 C2205
0.01
R2204
470
Q2202
L2SA1576AR
R2211
10K
R2213
47K
Q2205
RSQ035P03TR
TO LOCAL J2101
[MKRA]
J2701
C2701 Q2602
6 3
RSM002P03
TO LOCAL J3301 IN GND
[R1LOA]
J2702 0.01
Q2601
LDTC114EE
IC2702
NJM7808DL1A
I
G
HF_IF
50M_IF
+8V
+11V
+15V
HF3V
HF3V
VHF3V
HFDW
HFDW R2559 R2557 C2556
VHFDW
VHFDW
18P
5.6 5.6
HPRE
HPRE
HPRE1
HPRE1
HPRE2
HPRE2
VPRE
VPRE
VPRE1
VPRE1
VPRE2
VPRE2
MIX1V
MIX1V
0.15
C2209 L2204 R2219 C2213
0.01 0.27U 22
0.01
D2203
MMZ1608Y102BT
Q2203 MMBD701LT1G
RD01MUS2B
EP2202
L2203
LR-317
D2204
MMBD701LT1G
C2210 L2205 R2220 C2214
0.01 0.27U 22
0.01
IC2102
1 14
S2 S1
2 13
SUBSTR NC
3 12
G2 G1
4 11
D2 D1
5 10
D3 D4
6 9
G3 G4
7 8
S3 S4
SD5400CY
C2103
0.16
0.01
R2105
47K
Q2206
LDTC114EE
R2404 D2401
2.2K
1SV307
R2407 D2402
L2601 2.2K 1SV307
C2602 10U
0.01
R2605
LQW18AN68NG00D
680
LQW18ANR12G00D LQW18AN68NG00D
C2606 L2604 L2605 L2606 C2614
0.01 33P
CP2601 C2603 C2610 C2612
SHORT
0.01
12P 7P
Q2603
MT3S20P
O
L2501
Q2505
#617DB
50 MHz
4 3
14.87
5 2
C2501
6 1 0.1
100U
Q2501
DMG564010 L2505 R2506
MMBFU310G
470
R2507
Q2502
470
MMBFU310G
C2502
L2506
LS-546
0.1
C2507
C2551 R2551
15P R2510
R2511
5K
5K
0.001 47
C2506
C2508
0.1
15P
C2504
Q2503
0.1
MMBFU310G
R2508
470
R2509
C2533
470
Q2504
C2505
5P
0.1
MMBFU310G
Q2053
4 3
5 2
6 1
DMG564010
L2051
R2053 R2055 L2053
5.6 5.6 0.18U
RL2052
FTR-B4CA009Z
LR-593
L2055 Q2051
R2056 2SC4536
12
1M
C2062
0.01
R2059
R2057
1K
1K
R2061
C2064 C2067
0 56P 39P
FTR-B4CA009Z
RL2003
0.27U
L2057 L2059 L2060 R2063
0.27U 0.27U 0
C2070
C2068 C2026
10P
22P 0.01
100P 10P 120P 68P
C2401
220P
R2405
56K
Q2353
4 3
C2403
5 2
220P
6 1
R2406
DMG564010
L2351
56K
L2353 LR-595
R2353 R2355 LQW18AN56NG00
FTR-B4CA009Z
5.6
5.6
RL2352
C2615
33P Q2351
L2355
2SC4536
R2356
12 4.7U
C2360
0.01
R2359
R2357
1K
1K
R2501
0
8.55
50M DW ON
MP2501
RL2304
FTR-B4CA009Z
3615
L2504 0.1U 56N
LR-317
L2357 L2358 L2359
0.15U
C2366 100P
C2364 C2368 C2329
47P
12P 0.01
82P C2369
7P
Q2002
L2SA1576AR
L2001 R2002
100U 12
R2003 R2004
1K 4.7K
C2055
RL2051
1
L2005
L2002
LR-594
FTR-B4CA009Z
0.18U
L2006
C2056
LQW18AN56NG00
0.01 L2003 Q2003
2SC4536
HF P.AMP1 ON
HF DW ON
LR-594
2.14
8.63
HF P.AMP1 ON
L2009
C2028
1
LR-486
L2007
FTR-B4CA009Z LR-439
RL2004 Q2004
2SC5551A
L2013
LR-439
L2011
C2024
C2027
1
14.79
0.01 LR-486
C2025
8.68
10 F93
HF P.AMP1 ON
Q2015 HF P.AMP2 ON
RSM002P03 L2014
Q2005
2SC5551A
100U
Q2014
LDTC114EE
R2023 C2029
47K
0.01
R2301 L2SA1576AR
Q2303
L2301 12
10U
R2302 R2303
1K 4.7K
RL2351
L2305
FTR-B4CA009Z
C2355
0.01
LR-536
L2302
LQW18AN68NG00D R2326 C2337
22 5P
L2306
C2351
Q2304 27N
RD01MUS2B
0.01 L2317 L2303
27N
LR-536
50M P.AMP1 ON
L2311 C2321
7.77 L2310
LQW18AN56NG00
0.01
LR-517A
50M P.AMP1 ON
Q2306
2SC4536
L2308
Q2305
L2316 6
R2310 L2SA1576AR
6 1 5
RL2303
FTR-B4CA009Z 5 2 4
12
4 3
R2311 R2312
LR-520
LR-520 1K
4.7K
L2314 C2326 1.00
L2313
LQW18AN56NG00
0.01
50M P.AMP1 ON
LR-517A
Q2308
2SC4536
C2328
0.01
8.65
Q2307
R2314 L2SA1576AR
50M P.AMP2 ON
12
R2315 R2316
1K 4.7K
*: Refer to the PARTS LIST for the value and name of component.
9-18
Q2001
DMG564010
3 4
2 5
C2010
1 6
1
1.46
RL2001 RL2002
FTR-B4CA009Z
FTR-B4CA009Z
RF-A-1
HF_RX
L2008
0.15U
C2011 C2012
0.01
0.01
8.73
HF P.AMP1 ON
Q2301
DMG564010
3 4
2 5
1 6
Q2302
RSM002P03
C2310
0.01
Q2309
LDTC114EE
L2307
10U
0.24
RL2302
FTR-B4CA009Z
RL2301
RF-A-1
50M_RX
1
2
3
FTR-B4CA009Z
C2311
C2312
0.01
0.01
8.63
50M P.AMP1 ON