Sony XR-L500 / XR-L500V / XR-L500X Service Manual ▷ View online
XR-L500/L500V/L500X
17
17
6-4.
SCHEMATIC DIAGRAM – MAIN Board (2/3) –
•
See page 14 for Waveforms.
•
See page 23 for IC Block Diagrams.
(Page 16)
(Page 18)
XR-L500/L500V/L500X
18
18
6-5.
SCHEMATIC DIAGRAM – MAIN Board (3/3) –
•
See page 23 for IC Block Diagram.
(Page 16)
(Page 17)
(Page 19)
XR-L500/L500V/L500X
19
19
6-6.
PRINTED WIRING BOARD – SUB Board –
6-7.
SCHEMATIC DIAGRAM – SUB Board –
TAPE DECK
ILLUMINATION
Z
SUB BOARD
(COMPONENT SIDE)
1-676-603-
21
(21)
KEY BOARD
CN901
A
MAIN BOARD
CN701
B
14
1
SUB BOARD
(CONDUCTOR SIDE)
1-676-603-
21
(21)
(L500/L500X)
C
KEY BOARD
CN901
(L500V)
LED801
K
A
LSW801
A1
S1
A2
K1
S2
K2
K
A
K1 S2 K2
A1 S1 A2
(Page 15)
(Page 20)
(Page 21)
(Page 22)
(Page 18)
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
K
A
A
A
A
A
A
K
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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