Main Unit (Left Side) - Icom IC-RX7 Service Manual Addendum

• MAIN UNIT (Left side)

R15
1.5K
Q3
R2 100K
1 6
82 R24
2 5
0.1 R4
3 4
C6
82
XP4312 ATT ON :3.1V
2SC4738
ATT
ATT OFF:0.0V
R5
R16
Q2
2.7K
10K
C446 C448 L62
68P 68P 18N
2P VHF(76-350MHz)
C450
145MHz:1.4V
Q7
FH102
4
L3
5
82N
1SV308
D7
6
R240
2.2K
UHF(350-470MHz)
D8 C419 C15 C412 L1 L4 L7 L10
Q41
9P 5P 8P 22N 22N 15N 22N
1SV308
2SC5006
C37
1P
800M(470-833MHz)
1SV308
C16
600MHz:0.4V
0.001
D9
C61 L60
0.001 6.8N
1G(833-1300MHz)
LQW18AN5N6C00 850MHz:0.8 V
1SV308 L8 L13
C22 C29 C38 C51
D10 8P 2P 3P 470P LQW18AN6N8C00
C43
1P
10 - 3
EARPHONE ANT ON :3.1V
EARPHONE ANT OFF:0.0V
1SV308
D56
R233
0
Q45
UNR9115J
145MHz:0.0V
200MHz:3.1V
3
C119 C133
HVD328C
2
R239 2P
33P
22
1
R68
C417 R61 R242
MA2S077
100K 100K D52
0.1 2.2K
D14
MA2S728
D15
MA2S728
C107 C120 C123
0.001 2P 0.001
Q42
2SC5006
435MHz:1.4V
D18
MA2S728
D19
MA2S728
C115
Q5
0.001
2SC5008
R52
100K
D20
MA2S728
D21
MA2S728
Q6
C96
2.5P
2SC5624
D22
MA2S728
D23
MA2S728
EAR
ATT
BAR_ANT(0.45-1.62MHz )
R3V BAR
SW(0.15-0.45 / 1.62-76MHz)
D4 L33
1SV308 0.10U
C87
8P
D5
C49
1SV308 0.1
SHIFT3V
D38
1SV308
TUNE
Q47
UNR9113J
TUNE
C135 D40
7P
1SV308
D41
1SV308
TRAC
D42
1SV308
AGC
ATTC
500kHz:0.4V
D27
C102 C118 2SC5006
1SV308 L34 L38
0.01 0.1 0.15U 0.15U
C88 C104
9P 3P
D28 D33
1SV308 MA2S728
D34
Q17 MA2S728
500kHz
XP1113
AM ANTENNA
EXT-DX :0.0V
4 3
EXT-LOCAL:0.0V
BAR :3.1V
2
D29
C70
5 1
0.1 1SV308 500kHz
AM ANTENNA
EXT-DX :3.1V
EXT-LOCAL:0.0V
BAR :0.0 V
5 1
2
4 3
BC(0.45-1.62MHz)
Q11
500kHz
XP1110
AM ANTENNA
EXT-DX :0.0V
EXT-LOCAL:3.1V
BAR :0.0V
UHF3V
4 3
2
G3V
5 1
800M3V
4 3
2
VHF3V
5 1
Reg SW
RF_IN
D37
1SV308
Q12
AGC
ATTC
HFC
R3V
ANTS W
B1C
B2C
UHFC
GC
800MC
VHFC
MP 1
3076
*; Refer to "PARTS LIST."