Icom IC-7800, Service Manual Addendum

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Horizontal
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V
er
tical
S2LO
DACK
S10M
SAD
SCPB
6m RF IN
HF RF IN
S1LO
S2LO
S1LO
to the RXPLL-B unit J1101
from the RXPLL-B unit J561
to the RXPLL-B unit J831
to the MAIN unit J399
from the OSC unit J73
to the SCOPE unit J3
to the SCOPE unit J2
from the BPF unit J602
from the DIGISEL unit J501
from the RXPLL-B unit J351
37
44
33 23
1 11
22
12
1
25
75
76 100
50 26
51
1
100 76
26 50
25
75
51
8
1
9
16
1
7
14
8
1
8
16
9
1
14
1
1 4
8 5
1 4
8 5
7
8
4 1
4
8
5
9
16
8
1
9
16
8
1
1 9
18 10
8
5
1
1
3
6
4
1
3
6
4
7
14
8
DIFB GND
1
to the MAIN
unit J404
2
J1501
AGCIB
-
12V
AGCOB
NC
GND
MCK GND
RSTBB
+3R3V
GND
GND
+15V
+8V
NC
MDAT
+15V
16
to the MAIN unit J403
15
2
1
J1701
C2B1
GND
T8V
GND
DRES PCKB
C2B2
GND
R8V
GND GND
PSTB
P+5V
P+15V
GND GND GND
PSLB P+5V
P+15V
UNLKB PDATB
1
to the LOGIC unit J815
2
21
22
J2
1
7
14
8
MP1653
MP545 MP544
MP201
8-23 RXPLL-B UNIT
• TOP VIEW
8 - 23