Sony XR-L500, Руководство по обслуживанию

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XR-L500/L500V/L500X
20 20
R940
R941
R965
R964
KEY BOARD
(COMPONENT SIDE)
(L500/L500X)
1
LED902.S907
MBP
2
3
REP
LED900, 901
(KEY ILLUMINATION)
EQ7
LED903, S906
4
5
LED902, 903
SOURCE
MODE
o
(L500)
LED905, 910
(LCD BACK LIGHT)
LIQUID CRYSTAL DISPLAY
LED906, 909
(LCD BACK LIGHT)
MENU
SOUND
AF
TA
OFF
(L500)
.
m
SEEK–
>
M
SEEK+
PRESET
–
PRESET
+
PTY
ENTER
1-680-760-
11
(11)
KEY BOARD (CONDUCTOR SIDE)
1-680-760-
11
(11)
B
SUB BOARD
CNP801
(L500/L500X)
(L500)
(L500)
(L500)
(L500X)
(L500)
(L500)
(L500)
(L500)
2
1
3
ROTARY ENCODER
(VOLUME CONTROL)
(L500X)
LED900, 901, 913, 914
(L500)
(L500X)
LSW901-906, 909-919
(L500)
6
1
2
3
6
5
4
1
2
3
6
5
4
K
K
A
A
K A
K A
A K
4 3
5 2
6 1
K
K
A
A
K A
K A
1 6
2 5
3 4
1 6
2 5
3 4
1 6
2 5
3 4
A
A
K
K
1 6
2 5
3 4
1 6
2 5
3 4
4 3
5 2
6 1
4 3
5 2
6 1
4 3
5 2
6 1
1 6
2 5
3 4
1 6
2 5
3 4
1 4
2 3
43 52 61
43 52 61
4 3
5 2
6 1
4 3
5 2
6 1
K
K A
A
A
A K
K
B
C
D
E
F
G
1 2 3 4 5 6 7 8 9 10 11 12 13
A
6-8. PRINTED WIRING BOARD – KEY Board (XR-L500/L500X) –
Ref. No. Location Ref. No. Location
D902 G-12
D903 G-12
D904 G-11
D906 G-11
D908 G-11
D971 B-11
IC900 G-8
IC971 B-11
LED900 B-2
LED901 C-2
• Semiconductor Location
LED902 B-1
LED903 C-1
LED905 B-4
LED906 B-11
LED909 C-11
LED910 C-4
LED913 C-12
LED914 B-13
Q901 F-4
Q902 F-4
(Page 19)
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Q Q
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