Printed Wiring Boards - Display Board, Power Key Board - Sony STR-K890 Service Manual

STR-K890
4-15. PRINTED WIRING BOARDS – DISPLAY BOARD, POWER KEY BOARD –
1 2 3
A
DISPLAY BOARD
CL060
JW140
CL058
CL047
CL059
CL061
CL062
JW170
B
CL046
JW171
CL051
MASTER VOLUME
RV102
CL003
C
CL010
H
CL011 CL002
DIGITAL
BOARD
CNS514
(Page 17)
D
JW135
S101
R101
CL200
MUTING
E
TP103
F
G
H
I
STR-K890
• See page 13 for Circuit Boards Location.
4 5 6
JW155
S103 S104
JW118
R103
JW141
JW113
JW147
JW167 JW145
INPUT MODE DISPLAY
JW142 JW137
JW106
JW157
JW108
JW120
INPUT SELECTOR
JW109 JW107
JW126
JW163
JW169
JW114
RV101
CL042
S102
AUTO CAL
:Uses unleaded solder.
7 8
R197
JW149
JW115
JW154
(FLORESCENT INDICATOR TUBE)
JW119
R120
JW102
3
R119
C147
IC101
1
IC103
C165
JW117
C149
A.F.D
S105 S107
S106
R105
MUSIC MOVIE
R106 R107
POWER KEY BOARD
5
1
28 28
9 10 11
R198
JW160
JW116
JW125
JW158
JW133
FL101
C144
JW127 C162
JW121
JW105
IC100
C110
JW1101
C111
R115 C112
C115
R118
R116
R117
TUNING
+
–
S108 S111
S110
S109
R108
TUNING
2CH
R109
MODE
12 13 14
CL028
1
CL029
M
3
CL030
4
JW103
MAIN
JW165
BOARD
CL009
CNP507
CL005 (Page 23)
C148
CL008
CL032
CL031
CL007
CL066
CL065 CL064
JW161
5
JW129
JW136 CL063
JW159
CL023
CL022
CL024
JW143
CNP106
S112
1 R
2
CL004
CL201
R110 DCAC
MEMORY/ TP102 11
BOARD
ENTER
(12) CN2000
1-872-431-
(Page 32)
I /
S100
SPEAKERS
(OFF/A/B/A+B)
S115
11
(12)
1-872-432-