Schematic Diagram - Power Board - Sony HCD-GTR33 Service Manual

6-16. SCHEMATIC DIAGRAM - POWER Board -

1 2
POWER BOARD
A
GTR55/77
B 1 2 3 4
35.6 -35.5 19.8 -19.8 -62.5 -64.8
GTR33
JL851 JW802
C
D805
MAZ8160GMLS0
D810 D806
SF5S6 SF5S6
D804
D MAZ8160GMLS0
R842 R843
2.2k 2.2k
1W 1W
E
R862
100
1/2W
F
JL844
Q800
2SC5625
OVER LOAD
G
DETECT
0
JL879
H
I
*C827
*C827, *C826
GTR33: 47 63V
GTR55/77: 47 100V
J
HCD-GTR33/GTR55/GTR77
3 4 5
POWER AMP
*IC800
IC800
IC B/D
GTR55: STK416-120-E
GTR77: STK416-130-E
5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23
64.8 0 0 0 0 62.7 0 0 2.0 0 0 0 0 0 0
R833
0.22
5W
R865
100
1/2W
*R838
*R882
R832
0.22
R884
5W JL845
47k
8.6
Q801
R883
2SC5625
1k
OVER LOAD
DETECT
0
8.4
R830
47k
0
R831
R834 0.22
1k 5W
JL897
8.6
0
ISA1235AC1TP-1EF
*R860, *R836
*R836 *R860
GTR33: 18k
GTR55/77: 15k
D802
MC2836-T112-1
R856
47k
R861
1
*C826
R863
1k
R857
22k
*R829
GTR33: 560
*R827, *R828
GTR55/77: 470
GTR33/55: 1.2k *R827 *R828
R848 3.3k
GTR77: 1.8k
R823 1.5k
R821 1.5k
R822 1k
C820
R826
47
47k
50V
6 7 8 9
GTR33
POWER AMP
IC800
IC B/D IC800
STK433-320-E
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
-62.5 -64.8 64.8 0 0 0 0 62.7 0 0 2.0 0 0
*R838, *R882
*R835
GTR33: 68k
GTR33: 1k
GTR55/77: 82k
GTR55/77: 1.2k
*R866
JL882 R881
GTR33: 39k
47k
GTR55/77: 36k
*R889
GTR33: 33k R868
GTR55/77: 12k 33k
0
0
R885
56k 0
Q802
2SC5625
OVER LOAD
JL888
8.7
DETECT
*R839
JL880
GTR33: 68k
GTR55/77: 82k
D807 R855
JL881
MA2J1110GLS0 100k
Q806-809, 811
Q807
PROTECT DETECT
2SC3052EF-T1-LEF
8.6
R887
0 0
JL894
R854
R851 C830
47k 0
10k 2.2 R846
50V 0
8.5
JL899
*R852
Q809
GTR33: 470
R849 0
TH802 GTR55/77: 0 27k
0.5
JL895 JL889 0
R853
10k
GTR33
JL855
R850
JL887
JL890 4.7k
Q806
2SC3052EF-T1-LEF
8.5
8.6
0
0
JL886
Q811
2SC3052EF-T1-LEF 3.2
0
0
0
C829
JL898 0 JL842
100
10V
C810
10
50V
JL837
C809
10
JL874
50V
C811
10
JL838
50V
31 31
10 11 12
16 17 18 19
0 0 0 0
GTR55/77
D801
JL890
D10XB60 F ~
*C805, *C806 R806
~
*C805 100k
GTR55: 2200 50V
GTR77: 3300 50V
C801
D800
0.1
JL849
D10XB60 F ~
100v
~
R891 R892
100k *C803 *C804 100k
*C803, *C804
C802
GTR33: 2200 63V
0.1
100V GTR55/77: 2200 80V
C838 C839 R905
0.1 0.1 10
RY800
JW803
-2
JW805
-1
D803
MA2J1110GLS0
C837 C840 R906
0.1 0.1 10
C852
0.1
C851
0.1
R910
10
C833
0.001
HCD-GTR33/GTR55/GTR77
13 14 15
R807
JL885
*C806
100k
GTR33
JW806
NO804
7P
C807
JL867
0.1 7 AC-VL TRANS
100V
JL868
C808
6 AC-VL Q BOARD
0.1
JL869
100V
5 AC-VH
CN908/
JL870
4 GND
CN909
JL871
3 GND
JL868 JL872 (Page 38)
1 AC-VH
GTR77
JK801
- R
+
SATELLITE
SPEAKER
-
+ L
JK800
- R
+
FRONT
SPEAKER
-
+ L
CN801
13P
JL852
13 SW-GND
JL853
12 SW-OUT
JL854
11 SPK RELAY
JL856
10 HP-L
MAIN
JL855
9 POWER GND
BOARD
C
JL858
8 HP-R
(3/3)
JL859
7 UNREG+16V
JL860 CN479
6 PROTECT
JL861
(Page 27)
5 STK MUTE
JL862
4 L-IN
JL863
3 PREGND
JL864
2 R-IN
JL865
1 SW-IN
ET800
(CHASSIS)