SCH31_P.AMP1
All Ref.No. has been described in the parts list are four digits.
But there are less than four digits of printed Ref.No. on the PCB, and they have become four digits after the header by adding "0" in the parts list.
AUDIO SIGNAL
TMDS SIGNAL
ANALOG VIDEO DIGITAL VIDEO
GND LINE
POWER- LINE
POWER+ LINE
R101
OPEN
R129
100K
R105
1.5K
SHORT
J110
R132
22K
R121
47K
R111
220
47K
R112
R122
0.47
SHORT
J109
Q112
2N5401S
Q102
2N5551S
R114
470
C113
0.1
D110
KDS160
KDS160
D102
R123
0.47
OPEN
C112
Q106 2N5551S
OPEN
R117
R109
33K
Q103
2N5401S
R116
OPEN
SHORT
J104
SHORT
J103
C110
470/25
R110
470
Q107
2N5401S
R133
33K
R103
33K
R104
470
R128
10K
100/16
C105
C108 OPEN
Q111
2N5551S
R108
1.2K
SHORT
J105
R131
10K
DHCT-C3
Q108
R119
47
Q110
2N5401S
C106
470/25
C101
100/25
SHORT
J101
R126
10K
Q104
2N5551S
R124
0.47
C102
1000P
SHORT
J102
V6QB301T
V101
C111
0.1
R118
47
R106
470
R102
1.5K
R125
0.47
R130
5.6K
R107
470
R115
OPEN
220P
C109
R127
10K
DHCT-A3
Q109
SHORT
J107
KDS160
D101
R120
330K
C103
2200P
SHORT
J108
PRF18BC471QB5RB
Z101
D105
KD
S160
L101
1uH
R134
10
C116
0.047
R135
10
SHORT
J106
1/100
C114
1/100
C122
1/100
C115
1/100
C121
C104 100P
HN4A06J
Q101
Q105
2N5401S
Q113
2N5551S
R136
470
R137
220
Z107
OPEN
Z106
OPEN
5P-EHs
N102
To_8U-210242-3
L_AMP_CONNECT_UNIT
To_8U-110224-1
SPEAKER_UNIT(1/2)
P.AMP_UNIT
8U-110207-1
C117
OPEN
C119 OPEN
C118 OPEN
13P-SOCKET(C125Z2)
N101
Z108
219050002102S
DHCT-A3/C3(4310F)
To_8U-210242-4
R_AMP_CONNECT_UNIT
C120
OPEN
C123
OPEN
OPEN
C107
1
3
2
5
1 2
3
1
4
3
5
1
2
3
4
5
1
2
3
4
5
13
12
11
10
9
8
7
6
5
4
3
2
1
ASODET
+HIGHB
TR_THERMAL_A
OUT
-HIGHB
IDDLE-
AMPGND
IDDLE+
AMPINGND
AMPSIGNAL
POWER AMP
-FILTB
+B
-B
Point A
Point B
Point C1
Point C2
Voltage A
Measurement condition
・
Voltage measurement :
No signal
・
Waveform measurement
INPUT: 200mVrms / 1KHz (ANALOG)
Surround mode: MCh Stereo
VOL: 70
Speaker load: 8ohms
Point A
Point C
Point C1
Point C2
Point B
DC mode
AC mode
Voltage A
0V
0.6V
-62.2V
-62.2V
-62.1V -62.1V
-1.22V -1.2V
-0.08V
0V
-63.4V
-62.5V
0V
62.9V
62.3V
62.9V
1.2V 0.4V
1.2V
0.08V
63.4V
63.4V
0V
-61.6V
N101D
N101E
N102
N102A
N102B
N102C
N102D
N102E
N101_
N101A
N101B
N101C
Before Servicing
This Unit
Electrical
Mechanical
Repair Information
Updating
39