Sony HCD-EC50 - Page 64

1212
HCD-EC50
HCD-EC50
SCHEMATIC DIAGRAM – GUARD (B) BOARD –PRINTED WIRING BOARD – GUARD (B) BOARD –
:Uses unleaded solder.
• Semiconductor
Location
Ref. No. Location
Q901 B-2
Q902 B-2
Q903 B-2
1
M901
FAN MOTOR
E3,SP,KR,AUS
1
4
E
E
E
2
( (
Y
MAIN BOARD
WH901
SUPPLEMENT-1
Page 4
(
(
M
1
A
B
C
2 3 4
CN902
E3,SP,KR,AUS
Q903
M901
R921R923
R922
R904
C903
C901 C902
R905
R906
R908
R909
R911
R910
R907
C921
Q902
Q901
CNP901
MAIN BOARD
(2/3)
WH901
SUPPLEMENT-1
Page 6
2P
2SC3052F
-T1-LF
FAN MOTOR
47220k
10
4.7k
47
35V
4.7
50
47
35V
47k
470
4.7k
10k
47
47
4.7k
1
2SA1235TP-1EF
2SC3052F
-T1-LF
4P
Y
( (
Ver. 1.3