Printed Wiring Board - Key Board - Sony MEX-BT5000 Service Manual

MEX-BT5000
5-21. PRINTED WIRING BOARD – KEY Board –
1 2
KEY BOARD
(COMPONENT SIDE)
A
LED815, S708
MODE
LED805, S702
SOURCE
B
A
LED805
A K S702
K
LED801 – 821
A K
S701 – 714
C
KEY BOARD
(CONDUCTOR SIDE)
D
E
6
7
F
Note: When IC704 on the KEY board is replaced, the version up
of the firmware is necessary. When performing the version
up, refer to THE VERSION UP OF THE FIRMWARE in SER-
VICING NOTES.
MEX-BT5000
• See page 29 for Circuit Boards Location.
3 4
A K
LED815
S708
LED817
LED812, S705
K A
Bluetooth
A K
S705 LED812
LED804, S704
LED816 – 819 MENU
K
LED804
PUSH LIST
. > A K
VOL
A
S703
A K
LED813
LED813, S703
LED819 A K
CALL
IC703
2
LED814 R751
A K
1
C711
S701
R757
LED814, S701
OFF
1 2
1
5
3
ROTARY
ENCODER
4
3 8 9
1
ENC702
PUSH LIST
. >
VOL
• Semiconductor Location
Ref. No. Location Ref. No. Location
D701 E-9 D709
D702 F-9 D710
D703 F-10 D711
D704 F-9 D713
D705 E-8 D714
D706 E-3 D715
D707 F-2 D716
: Uses unleaded solder.
5 6
LED810 LED811 LED808 LED809
3
A K A K A K A
S707 S714 S713
4
LED810, S707 LED811, S714 LED808, S713
REP SHUF
AF/TA SCRL 1 2
(AEP, UK) (US, CND, E)
75 51
76
50
5
8 5
4
1 4
100
26
1 25
4 3
1 2
3
Ref. No. Location Ref. No. Location Ref. No. Location
E-3 D717 E-9 IC704 E-5 LED805
F-2 D718 F-9 IC705 E-7 LED806
F-9 D719 F-9 LED807
E-10 LED801 B-10 LED808
F-5 IC701 E-5 LED802 B-10 LED809
F-5 IC702 F-7 LED803 B-10 LED810
E-4 IC703 C-5 LED804 B-4 LED811
46 46
7 8 9
LED807 LED821
K A K A K A K
LED806
S712 S711 S710
LED809, S712 LED806, S711 LED807, S710 LED821, S709
3 4 BBE MP PAUSE
5 6
FLUORESCENT
INDICATOR
TUBE
21 34 37
Ref. No. Location Ref. No. Location
B-1 LED812 B-4 LED819 C-3
C-8 LED813 C-4 LED820 C-10
C-8 LED814 C-3 LED821 C-9
C-6 LED815 A-3
C-7 LED816 B-3 Q701 E-4
C-5 LED817 B-3 Q801 B-10
C-6 LED818 B-2 Q802 F-10
10
E
R827
Q801
LED801 – 803 LED801
(BLUETOOTH INDICATOR)
K A
A K
LED802
A K LED803
A K
LED820
S709 S706
11
(11)
1-869-285-
LED820, S706
PTY
DSPL
DSPL
(AEP, UK) (US, CND, E)
D
SUB BOARD
CN902
(Page 42)
11
1-869-285- (11)
39
Ref. No. Location
Q803 E-10