Icom IC-7400 - Page 63

9 - 4
• DISPLAY BOARD
(BOTTOMVIEW)
• MODE BOARD
(BOTTOM VIEW)
• DRV BOARD
(BOTTOM VIEW)
• TEN-KEY BOARD
(BOTTOM VIEW)
1
21
to DISPLAY
board J503
2
22
J1
LDV
KI2
KI4
KI6
XFCK
MPRK
RXD
SPLD
GND
GND
GND
5VL
KI3
KI5
KI7
MPWK
TXD
LOCD
FIND
GND
GND
GND
121
to DISPLAY
board J505
222
J1
MNUK
F2K F4K
SSBK
AFMK
GND GND GND GND GND GND
F1K F3K F5K
CWRK
FILK
GND GND GND GND GND GND
22
21
2
to MODE
board J1
1
J505
MNUK
F2K F4K
SSBK
AFMK
GND GND GND GND GND GND
F1K F3K F5K
CWRK
FILK
GND GND GND GND GND GND
22
21
2
to S-LOGIC
board J301
1
J1001
GND
-
8V
LOCK SRES
MDNK
PB1A
MSB
LMFD
MSA
BKL
5VL
8V
SPEK
-
8V
MUPK
PB1B
GND
LFMD
RSB RSA
GND
5VL
LDV22
21
1
1
to TEN-KEY
board J1
J503
KI2
KI4
KI6
XFCK
MPRK
RXD
SPLD
GND
GND
GND
5VL
KI3
KI5
KI7
MPWK
TXD
LOCK
FIND
GND
GND
GND
1
2
21
22
to S-LOGIC
board J302
J1002
GND
GND
PB2A
TRAK
ANTK
APFK
DSHK
KYSL
PWRL
APFL
RFL
GND
PB2B
KIOI
TUNK
NRK
DOTK
MUD
RITL
MIGL
NRL
AFL
C531
C532
C533
C534
C535
C536
C537
C538
C539
C540
C541
C542
C543
C544
C551
C552
C553
C554
C555
C556
C557
C1001
C1002 C1003
C1004
C1005
C1006
C1009C1010
C1011
C1012
C1013
C1014
C1015
C1101
C1201
C1202
C1203
C1204
C1205
C1206
C1207
C1208
D1001
D1002
D1003D1004
IC1001
IC1002
IC1005
IC1006
IC1007
IC1008
IC1009
IC1013
J503
J505
J1001
J1002
R531
R532
R533
R534
R535
R536
R537
R538
R539
R540
R541
R542
R543
R544
R551 R552 R553
R554
R555
R556 R557 R558
R559
R560
R1001
R1002 R1003
R1004
R1005 R1006
R1007
R1008 R1009
R1012
R1013
R1014
R1017
R1018
R1019
R1020
R1021
R1022
R1036
R1037
R1038
R1039R1040
R1041
R1042
R1043
R1044
R1045
R1046
R1047 R1048
R1049
R1050
R1053 R1054 R1055 R1056
R1058
R1101
R1102
R1103
R1104
R1105
R1106
R1107
R1108
R1109
R1110
R1111
R1112
R1113 R1114
R1115
R1116
R1117
R1118
R1119
R1120
R1121
R1122
R1123
R1131 R1132
R1133
R1134
R1135R1136
R1137R1138
R1201
R1202
R1203
R1204
R1205
R1206
R1207
R1208
R1209
R1210
R1211
W1002
W1020
X1001
B5697C
J505
J1001
J1002
J503
MP1
MP1
C1
C2
C3
C4
C5
C7
J1
R1
R2
R3
R4
R5
R6
R7
R8
R9
R10 R11
R12
R15
81R71R61R
R19
R20
R21
R22
R23
R24
R25
B5694A
J1
DISPLAY
B5693A
The combination of top side and bottom side of this
page shows the actual confi guration of P.C. board.