Read Sony MEX-BT2600 Service Manual online
MEX-BT2600
MEX-BT2600
28
28
5-5. PRINTED WIRING BOARD - KEY Board -
•
: Uses unleaded solder.
• See page 23 for Circuit Boards Location.
LCD901
LIQUID CRYSTAL DISPLAY
LED943
S902
A
A1
A2
K1
K2
S1
S2
A1
A2
K1
K2
S1
S2
A1
A2
K1
K2
S1
S2
K
A
K
A
K
A
A
K
K
S904
S903
S901
LED941, S901
LED942
LED953
LED951
LED952
LED944
LED945
LED941
LSW905
LSW903
LSW901
LSW904
LSW902
LSW906
LSW907
LSW908
LSW909
LSW910
LSW911
RE901
ROTARY ENCODER
J901
AUX
AUX
FB901
FB902
R979
R978
R977
R982
C986
R97
4
C983
D982
C984
R986
R985
R984
D981
R981
R987
C981
FB903
D993
R931
R932
Q932
R907
R908
R90
9
D992
R913
R912
R911
R914
D991
R910
CN901
Q931
R934
R942 R941
R91
5
D903
R959
R958
R957
R956
R955
R954
R953
R949
R943
R951
R952
D988
D987
D989
D990
D994
R921
R922
R975
R901
R905
R948
R90
2
C971
R950
R946
R962
R961
R947
R944
R960
RE901
(VOLUME)
3
2
1
4
5
C995
R903
R904
R945
LED942, S902
OFF
LSW901
BLUETOOTH
BT
LSW902
SCRL
DSPL
DSPL
LSW904
SEEK–
LED951-953
(VOLUME)
A
K
A1
A2
K1
K2
S1
S2
A1
A2
K1
K2
S1
S2
A1
A2
K1
K2
S1
S2
A1
A2
K1
K2
S1
S2
A1
A2
K1
K2
S1
S2
A1
A2
K1
K2
S1
S2
A1
A2
K1
K2
S1
S2
A1
A2
K1
K2
S1
S2
CAT
BTM
BTM
PTY
AF/TA
BTM
ALBUM–
1
ALBUM+
2
REP
3
SHUF
4
MIC
5
PAUSE
6
(US, CND)
(AEP, UK, RU)
(E, EA, IND)
LSW903
SEEK+
LED945, S904
MODE
LED944, S903
SOURCE
A (DISC SLOT ILLUMINATION)
K
52
1
A
K
A1
A2
K1
K2
S1
S2
LSW901 - 911
S901 - 904
1
2
4
3
LED931
(LCD BACK LIGHT)
IC971
IC901
A
B
C
D
E
F
G
1
2
3
4
5
6
7
8
9
10
11
12
1-874-380-
31
(31)
1-874-380-
31
(31)
KEY BOARD (CONDUCTOR SIDE)
KEY BOARD (COMPONENT SIDE)
A
MAIN
BOARD
CN701
17
32
33
48
49
64
16
1
PUSH SELECT /
PUSH SELECT /
LED931,
LED941 - 945,
LED951 - 953
A
K
(Page 24)
Ref. No. Location
• Semiconductor Location
Ref. No. Location Ref. No. Location Ref. No. Location Ref. No. Location
D903
F-9
D981
F-9
D982
F-8
D987
F-9
D988
F-9
D989
F-9
D990
F-10
D991
F-9
D992
F-9
D993
F-9
D994
F-9
IC901
F-6
IC971
C-11
LED931 B-10
LED941 A-11
LED942 A-2
LED943 B-6
LED944 B-4
LED941 A-11
LED942 A-2
LED943 B-6
LED944 B-4
LED945 C-4
LED951 B-3
LED952 C-3
LED953 C-2
LED951 B-3
LED952 C-3
LED953 C-2
Note: Refer to the Servicing Notes “NOTE FOR
REPLACEMENT OF THE AUX JACK (J901)”
(See page 5), if replacing the Ref. No.J901.
(See page 5), if replacing the Ref. No.J901.
Ref. No. Location
Q931
Q931
F-8
Q932
F-8
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