Logic Unit - Icom IC-R3 Service Manual

9-3 LOGIC UNIT

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TOP VIEW
C91
R165
Q37
R166
Q23
C82
R967
J801
1
R968
NC
Q42
COM
CKV1
CKV2
15V
STV C951
XSTV
CSV
ENB
XENB
PCD
B
R C821
G
VSS IC903
PCG2
PCG1
Q802
CSH
XSTH
STH
CKH2 R826
CKH1
15V
NC
24 C20
To TFT LCD
D19
C18
(DS4) R82
Q26
C94
C6
C120
C14
R42
R41
C13
R37
R38
C1
R128
C92 R14
C44 R12
R150
C939
L907
C935
R133
C938
Q902
R941
Q904
R943
C941
R942
R938
Q2
L903
D901
C901
R905 R903
R923 C904
C923
R902
R922
C924
L900
R921
C925
R805
C907
R806
L904 C917
C913
C916
R928
C911
R927
D801 D802
R803
D3
R937
C920
C36
9 - 5
C24
CP1
Q820
R822
R820
R821 D820
R966
C202
Q203
D201
Q40
D202 D203
R85
R201
R86 R87
C201
To speaker
J2
1
INTSP
GND
2
J2
Q201
R202
R204
R203