Icom IC-7700 Service Manual page 123

• JACK BOARD • MIC BOARD
(BOTTOM VIEW) (BOTTOM VIEW)
R1
EP2
EP3
R2
B6762A
• USB BOARD
(BOTTOM VIEW)
B6754A R1 R2 R3
USB
5 R 6 R
J106
TO DISPLAY
2
C1
4
• VR-C BOARD • VR-B BOARD • VR-A BOARD
(BOTTOM VIEW) (BOTTOM VIEW)
• SW-B BOARD
(BOTTOM VIEW)
1 5 6 7
J1
J1 TO DISPLAY J4
B6755B 10
SW-B
4
3
• PITCH BOARD
(BOTTOM VIEW)
B-6763A
J2
PITCH
J2
C1
C3
C4
C7
EP6
EP9
L3
C6
• TENKEY BOARD
(BOTTOM VIEW)
1
5
J109
TO LOGIC
R4
1
C53
R51
R7
R52
J4
TO PBT J1 6
3
R55
R56
R59
9
(BOTTOM VIEW)
7
J7
TO SENSOR
J8
TO PITCH J1
8
2
R66
• SW-A BOARD
(BOTTOM VIEW)
4
5
C5
7
6
8 2
9
2
• PBT BOARD
• LED BOARD
(BOTTOM VIEW)
(BOTTOM VIEW)
4
J5
TO LED J1
C4
J1
TO DISPLAY J1
10
3
B6753C
TENKEY
101.8x137 t=1.6(2)
MP2
1
B6752B
SW-A
R29 R14
8
R3
R4
9 3
• DISPLAY BOARD
(BOTTOM VIEW)
7 -