Icom ic-r20 Service Manual page 38

Aug. 2009
• REC UNIT
(TOP VIEW)
R15
R21
R19
R8
4
1
C26
C18
C22
C25
C24
C23
C19
R16
C17
C16
IC7
R1
R9
3 C 4 C
IC3
IC10
IC1
C5
R11
C8
18
GND
AOUT
B_AIN
VL DOWN
A_ATN
J6
R18
R13
R6
C1
+3V
SUB_3C
VOL_UP_DOWN
USB SQL
J2
CPU_TX
CPU_RX
VL UP
SQL
The combination of top side and bottom side of this