MEX-BT31PW/BT3100P/BT3100U/BT3150U/BT3153U
MEX-BT31PW/BT3100P/BT3100U/BT3150U/BT3153U
40
40
5-11. PRINTED WIRING BOARD - KEY Board -
1
2
19
20
Q901
L903
Q931
FB902
FB903
FB901
R906
R916
R917
R918
R919
CN901
R920
R921
R922
R925
R962
R926
R927
R928
R929
R954
R931
R933
R935
R934
R937
R936
R940
R939
R938
R941
R943
R942
R945
R944
R949
R948
C911
C912
R951
C916
R953
R952
R955
R976
R957
R956
R959
C922
C923
C924
C921
C925
R961
R960
C926
C927
R963
C928
R967
R966
R969
R950
R970
R968
R971
R972
R973
R975
R977
R995
R996
R997
16
17
32
64
49
1
33
48
R998
R999
D906
D908
D909
D907
D935
D936
1
53
LCD901
LIQUID CRYSTAL DISPLAY PANEL
LED931
LED930
LED933
LED932
LED935
LED937
LED936
LED939
LED938
LED941
LED940
LED945
LED947
LED950
LED952
LED954
LED956
LED958
LED960
LED962
LED964
LED951
LED953
LED955
LED957
LED959
LED961
LED963
LED965
CN903
R923
R924
S901
S902
S903
S904
S905
S906
S907
S909
S910
S911
S912
S913
S914
S915
S916
IC902
RE901
J901
LED901
LED943
R947
R946
LED934
LED942
LED944
LED946
R932
R930
Q930
R958
E
1
4
K
A
A
K
K K K
A A A
E
K
A
1
5
2
3
3
1
4
KEY BOARD
(COMPONENT SIDE)
KEY BOARD
(CONDUCTOR SIDE)
ROTARY
ENCODER
>
M
SEEK+
LED934, 935, S903
LED946, 947, S901
LED964, 965,
S909
PAUSE
6
LED962, 963,
S910
LED960, 961,
S911
SHUF
4
LED958, 959,
S912
3
LED954, 955,
S914
LED956, 957,
S913
LED952, 953,
S915
LED950, 951, S916
LED942 - 945
(ILLUMINATION)
S901 - 907, 909 - 916
LED930 - 947
LED950 - 965
ALBUM
v
2
V
ALBUM
1
SEEK–
m .
LED936, 937, S905
LED930, 931, S902
LED932, 933, S904
A
K
(LCD BACK LIGHT)
LED938, 939, S907
LED940, 941, S906
1-886-920-
11
(11)
1-886-920-
11
(11)
OFF
SOURCE
MODE
SCRL
DSPL
(BT3100P)
(BT31PW/BT3150U/BT3153U)
(BT3100U)
AUX
RE901
A
B
C
D
E
1
2
3
4
5
6
7
K
K
A
K
K
A
K
A
K
A
K
A
K
K K
K K
A A
A A
A
A
K
A
A
A
K
(BT3100U/BT3150U/BT3153U)
(BT3100U/BT3150U/BT3153U)
K
A
K
A
A
A
K
K
A
A
K
K
A
A
K
K
A
A
K
K
(BT3100U)
A
A
K
K
A
A
K
K
A
A
K
K
A
A
K
K
A
K
A
K
(BT3100U/BT3150U/BT3153U)
(BT3100U/BT3150U/BT3153U)
(BT3100U/BT3150U/BT3153U)
(BT3100U/BT3150U/BT3153U)
(BT3100U/BT3150U/BT3153U)
(BT3100U/BT3150U/BT3153U)
(BT3100U/BT3150U/BT3153U)
E
(BT3100U/BT3150U/BT3153U)
CALL
CAT
PTY
PTY
AF/TA
MIC/ZAP
5
PUSH ENTER/MENU/
APP
(VOLUME)
PUSH ENTER/
MENU
(VOLUME)
PTY
(BT31PW)
(BT3100P/BT3100U/BT3150U/BT3153U)
(BT3100U/BT3150U/BT3153U)
(BT3100U/BT3150U/BT3153U)
(BT3100U/BT3150U/BT3153U)
(BT3100U/BT3150U/BT3153U)
(BT3100U/BT3150U/BT3153U)
(BT3100U/BT3150U/BT3153U)
(BT3100U/BT3150U/BT3153U)
(BT3100U/BT3150U/BT3153U
)
(BT3100U/BT3150U/BT3153U)
(BT3100U/BT3150U/BT3153U)
(BT3100U/BT3150U/BT3153U)
(BT3100U/BT3150U/BT3153U)
(BT3100U/BT3150U/BT3153U)
(BT3100U/BT3150U/BT3153U)
(BT3100U/BT3150U/BT3153U)
Note:
Refer to the servicing notes “NOTE FOR REPLACEMENT
OF THE USB CONNECTOR (CN903) AND THE AUX
JACK (J901)” on page 6, if replacing CN903 and J901.
•
: Uses unleaded solder.
• See page 32 for Circuit Boards Location.