Sony MEX-R1 Service Manual page 21

MEX-R1
Ver. 1.1
5-18. PRINTED WIRING BOARD – PRESET Board –
1 2 3
A
LSW904
LSW903 MODE
SOURCE
A A
K K
S1 S2 S1 S2
B
C
D
D
BASE BOARD
CN903
(Page 32)
5-19. SCHEMATIC DIAGRAM – PRESET Board –
CN905
BASE
BOARD
CN903
(Page 33)
MEX-R1
• See page 21 for Circuit Boards Location.
4 5 6
LSW905 LSW906 LSW907
REP SHUF
A 1 A 2 A
K K K
S1 S2 S1 S2 S1
LSW907
–
3
LSW903(2/2) LSW907(2/2) LSW911(2/2)
SOURCE ALBM –
(AEP, UK, RU) AF/TA
3
EXCEPT
DSPL
R931 R935
AEP, UK, RU
150 150
LSW904(2/2) LSW908(2/2) LSW912(2/2)
MODE ALBM +
PICTURE
(AEP, UK, RU)
4
EQ
R932 R936
EXCEPT
SCRL
150 150
AEP, UK, RU
R903 R904 R905 R906 R907
SOURCE MODE –
REP ALBM
SHUF
3
1
2
: Uses unleaded solder.
7 8 9
LSW908 LSW909
5
A A
K K
S2 S1 S2 S1 S2
LSW908
LSW903 – 913
ALBM +
A
4
K
S1
R933 R937
150 150
LSW905(2/2) LSW909(2/2) LSW913(2/2)
5
REP
1
R939
150
LSW906(2/2) LSW910(2/2)
6
SHUF
2
R940 R934 R938
150 150 150
R908 R909 R910 R911 R912
+ 5 6 PICTURE
AF/TA (AEP, UK, RU)
4 EQ
DSPL SCRL
AEP, UK, RU
36 36
10 11 12
LSW910 LSW911 LSW912
6
A A A
K K K
S1 S2 S1 S2 S1 S2
LSW911 LSW912
PICTURE
AF/TA (AEP, UK, RU)
EQ
DSPL SCRL (EXCEPT AEP, UK, RU)
S2
R941
330
DVD
u
R942
150
R930
220
DVD
u
EXCEPT
13 14
LSW913 DVD
u
A
K
11
S1 S2
(11)
1-864-699-
11
(11)
1-864-699-