Icom IC-7800 Service Manual Addendum page 470

• WIRE CONNECTION INFORMATION
WIRE No. CONNECTION1
DISPLAY BOARD J203
A
DISPLAY BOARD J3
B
DISPLAY BOARD J6
C
DISPLAY BOARD J302
D
DISPLAY BOARD J5
E
DISPLAY BOARD J301
F
DISPLAY BOARD J4
G
H DISPLAY BOARD J205
DISPLAY BOARD J1
I
DISPLAY BOARD J205
J
K DISPLAY BOARD J202
DISPLAY BOARD J201
L
TENKEY BOARD J5
M
TENKEY BOARD J4
N
TENKEY BOARD J3
O
TENKEY BOARD J7
P
TENKEY BOARD J6
Q
PBT2 BOARD J1
R
SW-A BOARD J1
S
SW-A BOARD J2
T
VR-A BOARD J3
U
VR-A BOARD J4
V
VR-A BOARD J2
W
CF BOARD J1
X
CONNECTION2
LOGIC UNIT J805
SW-A BOARD J3
VR-A BOARD J1
CF BOARD J3
VR-D BOARD J1
LCD UNIT
SW-B BOARD J1
FRONT UNIT EP11
TENKEY BOARD J1
TENKEY BOARD J2
LOGIC UNIT J806
LCD UNIT
LED BOARD J1
PBT1 BOARD J1
SW-C BOARD J1
FRONT UNIT EP13
FRONT UNIT EP12
SW-C BOARD J2
VR-B BOARD J1
VR-C BOARD J1
JACK BOARD J1
MIC BOARD J2
MAIN UNIT J440
LOGIC UNIT J807
*WIRE No. CONNECTION1
LOGIC UNIT J826
q
LOGIC UNIT J810
w
e LOGIC UNIT J815
LOGIC UNIT J814
r
LOGIC UNIT J813
t
LOGIC UNIT J816
y
LOGIC UNIT J808
u
LOGIC UNIT J809
i
LOGIC UNIT J825
!0
MAIN UNIT J400
!1
MAIN UNIT J450
!2
LOGIC UNIT J802
!3
MAIN UNIT J492
!4
LOGIC UNIT J822
!5
MAIN UNIT J401
!6
MAIN UNIT J399
!7
!8 MAIN UNIT J503
MAIN UNIT J801
!9
MAIN UNIT J808
@0
MAIN UNIT J403
@1
MAIN UNIT J502
@2
MAIN UNIT J501
@3
MAIN UNIT J491
@4
MAIN UNIT J410
@5
MAIN UNIT J430
@6
MAIN UNIT J411
@7
RXPLL-A UNIT J1002
@8
RXPLL-A UNIT J601
@9
SCOPE UNIT J1
#0
RXPLL-A UNIT J351
#1
#2 RXPLL-A UNIT J1002
RXPLL-B UNIT J1002
#3
SCOPE UNIT J2
#4
#5 RXPLL-B UNIT J351
SCOPE UNIT J3
#6
RXPLL-B UNIT J561
#7
RXPLL-B UNIT J1002
#8
MAIN UNIT J404
#9
PA200W BOARD J5
$0
DC-DC UNIT W1
$1
FILTER UNIT J901
$2
FILTER UNIT J903
$3
CTRL BOARD J252
$4
CTRL BOARD J251
$5
ANT-SW UNIT J1
$6
CTRL BOARD J351
$7
LOGIC UNIT J811
$8
$9 FILTER UNIT J904
FILTER UNIT J905
%0
FILTER UNIT J902
%1
%2 DIGISEL UNIT J2
LOGIC UNIT J812
%3
DIGISEL UNIT J502
%4
RXPLL-A UNIT J1201
%5
ANT-SW UNIT J3
%6
RXPLL-B UNIT J1201
%7
MAIN UNIT J802
%8
CTRL BOARD J51
%9
LOGIC UNIT J824
^0
LOGIC UNIT J823
^1
LOGIC UNIT J820
^2
^3 LOGIC UNIT J821
LOGIC UNIT J803
^5
LOGIC UNIT J804
^6
^8 CTRL BOARD J2
NETWORK BOARD J4
^9
PA UNIT EP501/EP502
&0
ANT-SW J2
&1
*: WIRE No. is assigned for the exploded views page 6-9 to 6-12, but for actual wires.
6 - 7
CONNECTION2 REF. No
MAIN UNIT J901 W28
MAIN UNIT J451 W51~65
RXPLL-B UNIT J2 W4
OSC UNIT UNIT J2 W11
DIGISEL UNIT J10 W5
RXPLL-A UNIT J2 W3
MAIN UNIT J940 W1
MAIN UNIT J900 W2
SCOPE UNIT J910 W178~185
RXPLL-A UNIT J1701 W17
DC-DC UNIT J2 W108~118
SCOPE UNIT J907 W12
CHASSIS UNIT MF1 (MF2)
MAIN UNIT J142 W51~52
RXPLL-A UNIT J1501 W85~86
RXPLL-B UNIT J681 W95~96
RXPLL-A UNIT J421 W87~88
PA200W BOARD J1 W106~107
SCOPE UNIT J11 W83~84
RXPLL-B UNIT J1701 W18
RXPLL-A UNIT J561 W89~90
RXPLL-A UNIT J681 W91~92
OSC UNIT UNIT J71 W97~98
SCOPE UNIT J4 W16
PA200W BOARD J2 W101~105
SCOPE UNIT J906 W15
DIGISEL UNIT J10 W5
RXPLL-A UNIT J1001 W149~150
RXPLL-A UNIT J1301 W127~128
RXPLL-A UNIT J1101 W151~152
OSC UNIT UNIT J72 W153~154
DIGISEL UNIT J501 W147~148
RXPLL-B UNIT J1301 W129~130
RXPLL-B UNIT J1101 W155~156
RXPLL-B UNIT J601 W131~132
RXPLL-B UNIT J831 W157~158
OSC UNIT UNIT J73 W159~160
RXPLL-B UNIT J1501 W93~94
DC-DC UNIT J5 W171~174
REG UNIT W22
PA200W BOARD J401 W23
ANT-SW J4 W26
NETWORK BOARD J3 W2(Network)
NEWORK BOARD J2 W1(Network)
CTRL BOARD J301 W25
BPF UNIT J106 W141~142
CTRL BOARD J1 W7
CTRL BOARD J101 W24
CTRL BOARD J53 W27
CTRL BOARD J52 W161~170
BPF UNIT J101 W133~134
BPF UNIT J1 W6
BPF UNIT J601 W135~136
BPF UNIT J102 W139~140
BPF UNIT J108 W176~177
BPF UNIT J602 W137~138
BPF UNIT J107 W99~100
NETWORK BOARD J1 W3
PA UNIT MF1 (MF1)
CHASSIS UNIT SP1 (SP1)
DC-DC UNIT J4 W73~82
DC-DC UNIT J3 W66~72
SCOPE UNIT J909 W13
SCOPE UNIT J908 W14
TUNER UNIT MF1/2 W51~60
TUNER UNIT MF3 (MF3)
REG UNIT W1(PA)
BPF UNIT J506 W143~144