Icom IC-A22 Service Manual page 34

• BOTTOM VIEW (LOGIC UNIT [IC-A22/E])
DE GND
UP GND
DOWN NAV
LOK SQL
TRC BEEP
SHIFT DETO
PTT AFON
LOW WX
TMUT ANL
GND CLONE
GND GND
GND GND
GND VCC
+5 GND
GND GND
GND CLK
GND DATA
INTMIC ENB
NOTE:
Add "6000" to each indicated part number on the unit for the actual part number.
75
76
100
1
X1
1 14
7 8
9 - 7
51
50
26
5
8
25
1 4
1
8
4 5
8
1
8
4 5
1
5
R30
R10K
PTTSW
GND
4
R12K
GND