Printed Wiring Board - Poweramp Board - Sony HCD-GT111 Service Manual

7-21. PRINTED WIRING BOARD - POWERAMP board -

1 2
A
B
C
D
(GT444/GT555)
(Page 40)
SW JACK
Q
BOARD
CN890
E
JK800
+
L
F –
+
R
–
G
HCD-GT111/GT222/GT444/GT555
• See page 27 for Circuit Boards Location.
3 4
POWERAMP BOARD
(GT222/GT555)
(TYPE B)
(TYPE A)
C828
JW806
R848 Q813
D810
D804
JW862
JW879
D806
JW866
D805
JW878
C827
JW861
R862
C833
JW877
JW854
(GT111/GT444)
JW860
R831
Q800
E B
R836 C835
JW859
R834
R838 R881
R859 JW868
R832 Q801
R882
JW856
E B
R883
R865
R837
R860
R861
JW858
JW827
R866
R868
Q802
R833
JW834
R839
R835 JW850
D811
D807 JW846
R850
JW853
Q809
B E
(TYPE A) R851
Q810
R863
(TYPE B)
R852
R864
R870
JW863 Q814
(GT444/GT555)
R857
JW835
Q812
JW873
R867 R829
R884
JW804
R895
R820
(TYPE A)
R827 JW874
R830
(TYPE A)
R815
R805
C810
L802
R819 (TYPE B)
(TYPE B) (TYPE B)
R888
JW870
R811 R841 (TYPE A)
R813 JW869
R812
EP800
JW829
JW830
JW872
JW831
RY800
JW820
JW852
JW867
JW819 JW847
R878
(GT444/GT555)
CN801
R871
R869 R874 R875
13
R879
C838
C839
MAIN
H
BOARD
CN479
(Page 35)
• : Uses unleaded solder.
5 6 7
C843
C803
C804
R892
JW813
JW821
JW865
JW826
JW823
(GT222/GT555)
C806 C805
R807
R806
JW824
1
JW875
(CHASSIS)
Note: A part of circuit composition of POWERAMP board has been changed in the midway of production.
POWERAMP board that has not been changed appears as TYPE A, and the changed POWERAMP
board appears as TYPE B.
41 41
HCD-GT111/GT222/GT444/GT555
8 9
R899
D812
R898
C807
11, 12
C808 (11, 12)
1-875-680-
Ver. 1.2
• Semiconductor
10
Location
Ref. No. Location
D800 E-8
D801 F-8
D802 C-4
D803 F-2
D804 B-3
D805 B-3
D806 B-3
D807 D-3
D808 A-3
D810 B-3
D811 D-4
D812 E-7
IC800 C-3
Q800 B-3
Q801 C-3
Q802 D-3
Q803 D-3
Q804 E-3
Q805 E-3
Q806 D-3
Q809 D-3
Q810 D-3
Q811 E-3
Q812 E-3
Q813 A-4
Q814 E-3
Q815 E-3
(GT111:E2,E3,E51)
(Page 48)
R
TRANS1 BOARD
CN903
(GT222/GT444/GT555)
(Page
S
TRANS2 BOARD
50)
CN903
(GT111:AEP,RU,AR)
T
TRANSX BOARD
CN903
(Page 52)