Icom IC-7100 Service Manual Addendum page 276

SECTION 9.
Q102
RD01MUS2 Q251
RD15HVF1
PRE
DRIVE
DRIVE
AM P
BIAS BIAS
PT8V DRIDV
Q101
6dB 2SK2854
RF
ATT
AM P
PT8V
BIAS
PT8V
RF
MUT E
Q181 D181,182
KTC2875 MMBV3700 x2
I C392
TA7808F
+8
14V P8V
REG
Q292
2SB1132
T8
PVT8
P8V
CTRL
PVTXS
Q492
2SB1132
T8
PUT8
CTRL
PUTXS
PUR8
Q481
2SC3356
RF
AMP
PVR8
BLOCK DIAGRAM
Q 301/Q302
RD70HVF1 x2
PWR
DIPLEXER
AM P
BIAS
HFID1V
HFID2V
HEAT
SENS
THML
f c=74.8MHz
HF/50M/70M
LPF
HR8V
I I C432
CD74AHC595
JPRES
JMST S/P
JFDAT CONV
JMCK
Q501
RD70HUF2
PWR
AM P
BIAS
VUIDV
D431,D432
RN752
DIPLEXER MUT E
TB2V
Q451
3SK293
PRE
BPF BPF
AM P
Q452
LDTC143
CTRL UPRES
VBANDS
TB2V
Q551
3SK293
PRE
BPF BPF
AM P
Q552
LDTC143
VPRES
CTRL
TX/RX
SW
T8R L1
L2
L3
Q 771/Q772/Q773
Q 774/Q775/Q776
L4
Q 777/Q779
LDTC143 x8
L1-L7,T8R
CTRL
L5
L6
L7
D422,423,424 D433,D434
x2 RN752 x3 JDP2S12 x2 fc=270M
TX/RX
HPF
MUT E
SW
PVT8 PVT8
CTRL PUT8
Q421,Q422
LDTC143x2
fc=200M
TX/RX
LPF
SW
PVT8
TB1V VUATS
20dB
430M
ATT
( 400-470MHz)
VBANDS
TB1V VUATS
20dB
144M
ATT
(74.8-200MHz)
9-1
D961/D962
0.03-2.0MHz
HSM88ASx2
PWR/SWR
LPF
DET
2.0-4.0MHz
LPF
I C960
LM2904PWR
JHFOR
BUFF
4.0-7.3MHz
I C960
LPF
LM2904PWR
JHREF
BUFF
7.3-14.35MHz
LPF
14.35-21.45MHz
LPF
21.45-33.0MHz
PA UNIT
LPF
33.0-74.8MHz
LPF
D651/D661
LRB751S x2
fc=700M
(400-470MHz )
430M PWR/SWR
LPF
DET
I C651 Q651
LM2904PWR LDTC143
FORL BUFF
JHFOR PVT8
I C651 Q661
144M LM2904PWR LDTC143
(74.8-200MHz )
REFL BUFF
JHREF PVT8
IC362
INA199A 2
ID
DET
REVERSE
CONNECT
IDL EP1
PROTECT
D371,D372,D373
DSA3A1
HV
Q391
TJ50S06M3L
14V
Q392
CTRL POWS
RUE002N02
Q791
DSC7004S
FAN
FANV
CTRL
EKEY
ESTA
14V
HF/50MHz/70MHz
ANTENNA
144/430MHz
ANTENNA
DC13.8V
x3
FAN
J20012
1
2
3
TUNER
4