Sanyo DC-MP7500(BK)/(XE) - SCHEMATIC DIAGRAM (D-AMP)

- 37 -- 36 -
S5970
S5970
+VDD
GND
-VSS
+12V
SP-RY
+5.6V
MAIN-MUTE
POWER
FAN
BEAT-CUT
GND
LCH-IN-
RCH-IN+
LCH-IN+
RCH-IN-
C5974
C5970C5971
IC597
C5984
C5986
C5988
C5878C5778
R5880
R5780
C5783
C5779
C5780
L5875
L5775
R5777
C5781
C5881
C5879
C5883
C5880
C5985
R5877
CN587
C5978
R5776
C5877C5777
C5983
R5876
R5875
R5775
L5971
L5973
L5974
C5981
C5980
C5982
C5977
C5979
Q5975
Q5974
R5978
R5981
R5979
R5982
Q5977
R5971
R5970
D5970
C5990
R5986
R5988
Q5972
R5976
C5987
C5991
C5989
C5972C5973
C5976
C5975
R5977
CN567
R5779
R5879
D5971
CN599
C5776
C5775
C5876
C5875
L5776
L5876
C5782
C5882
L5970
Q5978
R5983
D5972
S5971
R5991R5992
C5992
R5973
R5974
D5973
CN597
R5987
47/63
0.10.1
0.1
0.22
47P
0.0150.015
4.7
4.7
0.47
560P
0.22
33UH
33UH
22
0.015
0.015
560P
0.47
0.22
0.22
22
0.22
5.6K
330P330P
VSSA2
SGDN2
VDDA2
IN2-
IN2+
MODE
OSC
IN1+
IN1-
VDDA1
SGND1
VSSA1
PROT
VDDP1
BOOT1
OUT1
VSSP1
STABI
HW
VSSP2
OUT2
BOOT2
VDDP2
VSSD
0.1
5.6K
5.6K
5.6K
BEAD
BEAD
BEAD
VDDP
VSSP
VDDA
VSSA
0.22
0.1
0.1
0.1
0.1
KTC3198
KTC3198
1.2K
1K
10K
10K
TKC3198
47K
10K
1SS133
0.22
33K
150K
KTC3198
10K
0.22
0.1
0.1
TDA8921TH
470/35470/35
47/35
47/35
47K
HEADPHONES
330
330
1SS133
0.47/50
0.47/50
0.47/50
0.47/50
10/K
10/K
100P
100P
BEAD
KTC3198
10K
1SS133
10K10K
4.7/25
10K
10K
1SS133
330K
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
15
14
13
3
2
1
1
2
3
4
5
6
7
8
9
10
11
12
LCH-OUT-
LCH-OUT+
RCH-OUT+
RCH-OUT-
(1/2W)
(1/2W)
(FUSE 1/4W)
(FUSE 1/4W)
(FUSE 1/2W)
(100V)(100V)
(FUSE 1/2W)
27UH ON MM9000
C5784
C5884
0.1U
0.1U
WIRING DIAGRAM (D-AMP Parts Side View)
This is a basic wiring diagram.
E
E
E
24
10
13 12
20
1
1AD4B10D2461A
94V-0 F01
E
E
CN587
S5970
CN567
R5779
R5879
L5776
L5876
C5776
C5775
C5876
C5875
C5975
C5974
C5976
L-CH
R-CH
D5970
Q5974
Q5978
Q5977
D5971
C5883
C5783
R5777
POWER
GND
+12V
RCH-IN+
LCH-IN-
LCH-IN+
RCH-IN-
MAIN-MUTE
SP-RY
+5.6V
BEAT-CUT1
FAN
+VDD
GND
-VSS
L5775
L5875
C5972
L5970
L5971
L5973
L5974
Q5975
Q5972
D5972
R5880
R5780
R5877
C5992
R5991
R5992
CN599
C5973
D5973
CN597
S5971
C5991
C5970
C5971
C5879
C5779
C5989
C5979
C5977
C5982
C5984
C5980
C5980
R5981
R5981
R5979
R5979
R5775
R5775
R5876
R5876
C5983
C5983
C5981
C5981
R5973
R5973
C5980
C5781
C5881
C5782
C5882
R5986
R5981
C5777
C5877
R5970
R5971
R5979
R5988
C5878
C5988
C5778
R5983
R5982
R5775
R5876
R5875
R5776
C5983
C5990
C5978
C5981
C5985
C5987
IC597
C5880
C5780
C5986
R5978
R5976
R5977
R5974
R5973
R5987
CAN
CAN
SCHEMATIC DIAGRAM (D-AMP)
This is a basic schematic diagram.
PRODUCT SAFETY NOTICE
Each precaution in this manual should be followed during servicing. Components identified with the
IEC symbol
!
!!
and
mark in the parts list and the schematic diagram designated components in
which safety and performance can be of special significance. When replacing a component identified
by
!
!!
and
, use only the replacement parts designated, or parts with the same ratings of resistance,
wattage or voltage that are designated in the parts list in this manual. Leakage-current or resistance
measurements must be made to determine that exposed parts are acceptably insulated from the
supply circuit before returning the product to the customer.