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HCD-GTR33/GTR55/GTR77
HCD-GTR33/GTR55/GTR77
31
31
6-16. SCHEMATIC DIAGRAM - POWER Board -
8.6
0
0
1
2
3
4
5
6
7
8
9
10
11
14
15
12
13
A
B
C
D
E
F
G
H
I
J
22k
R857
47k
R856
2SC5625
Q801
50V
47
C820
JL804
1k
R834
2SC3052EF-T1-LEF
Q811
2SC3052EF-T1-LEF
Q807
R885
56k
100p
C817
*R860
*C826
2SC3052EF-T1-LEF
Q808
R855
100k
R849
R853
10k
JL899
27k
R846
0
R854
47k
50V
C811
10
1k
R863
1k
R883
MA2J1110GLS0
D803
C833
47k
R826
47k
R884
10
R906
*R838
JL807
ISA1235AC1TP-1EF
Q809
10
R905
*R852
JL895
2SC3052EF-T1-LEF
Q806
10k
R851
4.7k
R850
R848 3.3k
E
ET800
50V
2.2
C830
2SC3052EF-T1-LEF
Q803
50V
C810
10
5W
0.22
R831
MA2J1110GLS0
D807
JL894
*R882
MC2836-T112-1
D802
*R839
100p
C816
47k
R830
10V
100
C829
50V
C809
10
*R836
*R860, *R836
GTR33: 18k
GTR55/77: 15k
*C827, *C826
GTR33: 47 63V
GTR55/77: 47 100V
5W
0.22
R832
2SC5625
Q800
47k
R824
1000p
C814
100p
C815
1000p
C812
47k
R825
JW803
50V
47
C818
5W
0.22
R833
JL806
JW805
47k
R881
2SC5625
Q802
*R835
1000p
C813
50V
47
C819
*C827
JL851
R887
0
*R828
*R827
1.5k
R823
1.5k
R821
*R889
MA2J1110GLS0
D811
JL852
JL853
JL854
JL855
JL856
JL858
JL859
JL860
JL861
JL862
JL863
JL864
1k
R822
33k
R868
*R866
*R829
TH802
JL865
RY800
JW802
JL876
JL877
JL878
JL879
JL880
JL881
JL888
JL882
JL883
JL842
JL887
JL828
JL829
JL889
GTR33
JL890
JL891
JL835
JL836
JL839
JL892
JL893
1
2
3
4
5
6
7
8
10
9
11
13
12
13P
CN801
SW-IN
R-IN
PREGND
L-IN
STK MUTE
PROTECT
UNREG+16V
HP-R
HP-L
POWER GND
SPK RELAY
SW-GND
SW-OUT
R862
100
1/2W
R865
100
1/2W
1
R861
0.1
C839
0.1
C838
0.1
C837
0.1
C840
R891
100k
5
7
4
3
6
1
7P
NO804
AC-VH
AC-VL
GND
GND
AC-VL
AC-VH
JL872
*C803
C802
0.1
100V
JL867
JL869
JL868
JL870
JL871
~
~
D10XB60 F
D800
R892
100k
*C804
R806
100k
*C805
0.1
100V
C807
C801
0.1
100v
0.1
100V
C808
~
~
D10XB60 F
D801
R807
100k
*C806
+
-
-
+
+
-
-
+
POWER BOARD
(CHASSIS)
POWER AMP
17
7
IC800
15
19
20
21
22
23
18
12
13
11
6
5
8
14
4
1
2
3
10
*IC800
GTR55: STK416-120-E
GTR77: STK416-130-E
16
9
L
R
FRONT
SPEAKER
JK800
L
R
SATELLITE
SPEAKER
JK801
0.001
-2
-1
OVER LOAD
DETECT
OVER LOAD
DETECT
OVER LOAD
DETECT
Q806-809, 811
PROTECT DETECT
OVER LOAD DETECT
SF5S6
D810
SF5S6
D806
MAZ8160GMLS0
D804
2.2k
1W
R842
MAZ8160GMLS0
D805
2.2k
1W
R843
GTR33
GTR55/77
POWER AMP
IC800
IC800
GTR33
STK433-320-E
JL844
JL838
JL874
JL837
JL886
JL855
JL898
JL897
JL845
JL849
JL890
*C805, *C806
GTR55: 2200 50V
GTR77: 3300 50V
GTR55/77
JL868
*R827, *R828
GTR33/55: 1.2k
GTR77: 1.8k
GTR33: 560
GTR55/77: 470
GTR33: 470
GTR55/77: 0
GTR33: 68k
GTR55/77: 82k
GTR33: 33k
GTR55/77: 12k
GTR33: 1k
GTR55/77: 1.2k
GTR33: 39k
GTR55/77: 36k
*R838, *R882
GTR33: 68k
GTR55/77: 82k
*C803, *C804
GTR33: 2200 63V
GTR55/77: 2200 80V
C852
0.1
C851
0.1
R910
10
GTR77
GTR33
GTR55/77
JL885
JW806
GTR33
35.6
-35.5
19.8
-19.8
-62.5 -64.8
64.8
0
0
0
0
62.7
-62.5 -64.8
64.8
0
0
0
0
62.7
0
0
2.0
0
0
0
0
2.0
0
0
0
0
0
0
0
0
0
0
0
8.4
0
0
0
8.7
0
8.6
0
8.5
0
8.6
0
0
8.5
8.6
0
0
0
0
0.5
3.2
0
0