Icom ID-800H Service Manual page 47

9-2 MAIN UNIT
• TOP VIEW
J502
MICIN 8
7 GND
MIC
MICE
PTT
EXTMIC
MICU/D 2
1 8V
to Microphone
J503
1 HV
TDATA
RDATA
4 GND
to CONTROL
unit J3
1
J507
30
to CODEC board J301
8
14
to VCO board J1
1 8
4 5
1
1 16
8 9 8
to VCO board J2
75 51
76 50
100 26
1 25
15
16
9 - 3
8 5
7
1
1 4
4 1
5 8
1 8
4 5
1 8
4 5
16
9
11 10
20 1
8 5
1 4
MP27
(CHASSIS)
MP26 (CHASSIS)
1 3
J508
to CODEC
board
J504
3
6 AFOUT P_PTT
232OUT DATAIN 1
4
7 232IN GND 2
8 P_SQL DATAOUT 5
1 2
J505
to Speaker
(chassis SP1)
W501
HV
red
from DC power
GND
black
2 1
J1
to FAN
CHASSIS
J2