12.2. Power Supply Schematic Diagram
18[22]
R1153
R1150
18[22]
R1122
100[1W]
2
3
4
1
L1121
G0B233D00001
4
3
1
2
B0EDKT000009
D1140
J0JKB0000003
LB1123
G0A100HA0023
L1600
3
1
2
D1270
B0JBSG000048
B0JBSG000010
G0A100H00025
G0A100K00003
L1270
LB1270
VWJ0795=5
B0HAGM000006
D1151
ERJ6GEY0R00V
LB1126
[22]
C1272
16V820[JG]
C1270
16V1800[JG]
C1271
16V1800[JG]
L1400
G0A100HA0023
D1400
B0JANE000037
B0JAME000033
C1401
6.3V1200[JG]
C1402
6.3V330[JG]
ERJ8GEY0R00V
R1410
8
9
13
11
10
12
2
3
1
5
7
6
4
15
14
P1102
TO P1501
MAIN P.C.B.
(MAIN NET (1/4) SECTION)
K1KB15AA0032
B0HADV000001
D1141
C1143
250V47
K1128
ERJ6GEY0R00V
J0JKB0000003
LB1122
J0JHC0000048
LB1125
1000P
C1125
2
31
11
10
12
64
5
8
79
ETS28BF236AD
T1150
330P[22]
C1152
MAZ73000BC
D1155
2
31
K9ZZ00001279
ZA1105
R1155
470[G][22]
R1156
22K[G][22]
C1154
1000P[22]
2
31
K9ZZ00001279
ZA1107
VWJ0795=5
K1129
2
31
K9ZZ00001279
ZA1106
R1152
10K[22]
D1156
MA2C165001VT
C1150
35V68
R1210
1K[22]
C1200
0.1[22]
1K[22]
R1209
2200[22]
R1208
4
3
1
2
Q1200
B3PBA0000454
B3PBA0000237
B3PBA0000402
K1701
VWJ0795=12.5
QR1801
UNR221300L
R1802
4700[22]
100K[22]
R1801
R1200
1200[G][22]
10K[22]
R1207
C1201
0.047[22]
C1800
25V47[JF]
A
R
3
2
C
1
IC1200
C0DAEMZ00001
C0DAEYY00021
220K[22]
R1205
$[MA22D3900L]
D1705
MA22D3900L
D1702
180P[22]
C1605
67
5
2
43
8
1
C0DBAZZ00132
IC1601
C1602
0.1[22]
C1601
C1604
0.47[22]
C1603
0.1[22]
R1602
51K[22]
C1607
10V680[JG]
C1608
0.1[22]
J0JHC0000048
[22]
LB1600
R1604
9100[D][22]
L1601
G0A100K00003
R1603
560[D][22]
D1602
B0JCPD000021
50V
C1606
2700[D][22]
R1605
D1601
B0JCPD000021
$[MA22D3900L]
D1704
MA22D3900L
D1701
R1201
8200[G][22]
$[MA22D3900L]
D1706
MA22D3900L
D1703
67
5
2
43
8
1
B1DHED000008
Q1600
2400[G][22]
R1206
R1154
8200
[G][22]
R1157
470
[G][22]
D1152
MAZ4100NMF
MA2J11100L
D1800
R1800
470[22]
QR1800
UNR211300L
10K[22]
R1803
R1151
6800[22]
C1153
2200P[22]
D1157
B0HADV000001
C1121
0.022
EYF52BCY
ZA1104
K3GE1ZA00010
EYF52BCY
ZA1103
K3GE1ZA00010
A
N
P1101
K2AA2H000007
ERZV10D471C2
VA1110
C1123
1000P
2
3
4
1
L1120
G0B233D00001
1000P
C1122
0.068
C1120
2
4
7
1
5
3
9
C0DACZH00017
IC1150
1000P[2KV]
C1151
R1158
0.22[2W]
X_SW12V
X_SW3V
X_SW3V
P_ON_H
X_SW3R8V
X_SW12V
S
G
S
S
D
D
D
D
(UPA1717G-E1-A)
25V470
FB
(AL1014)
0.01[22]
CC
R1601
24M[36]
CS
V5
GND
EXT
VIN
VREF
GND
GND
GND
GND
GND
X_SW5R8V
X_SW5R8V
X_SW5R8V
X_SW12V
or
P1
or
T2AL 250V
(S1WBA80-7062)
or
or
F1101
K5D202BK0005
K5D202BLA013
or
SEE THE
SERVICE MANUAL
NC
P2
V1
or
or
ZA1151
ZA1150
VSC5603
VSC5603-A
XYN3+J8FJ
V2
PU
ZA1271
XYN3+J8FJ
ZA1270
VSC5606
VSC5606-A
or
or
or
HOT
COLD
8
9
10
7
6
E
F
G
D
C
5
4
3
2
1
B
A
DMR-EH57GN
Power Supply Schematic Diagram
NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERRING.
THE CORRECT PART NUMBER IS SHOWN IN THE PARTS LIST,AND MAY BE
SLIGHTLYDIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.
WHEN REPLACING ANY OF THESE COMPONENTS.ONLY THE SAME TYPE.
COMPONENTS IDENTIFIED WITH THE MARK HAVE THE SPECIAL CHARACTERISTICS FOR SAFETY.
IMPORTANT SAFETY NOTICE:
TIMER
RESTERT
COMPARATOR
OCP THRESHOLD
BURST MODE
COMPARATOR/
OCP THRESHOLD
GND
3
VCC
UVLO
UVLO
FB
Z/C
2
1
VIN
DRAIN
4
5
/OCL
SOURCE
DET./ONDEAD TIMER
ZERO CURRENT
TIMER
ON WIDTH
CIRCUIT
STANDBY
PROTECTOR
OVER HEATING
PROTECTOR/
OVER VOLTAGE
LATCH RELEASE/
/VCC(STOP)
VCC(START)
-
+
CIRCUIT
CONTROL
CIRCUIT
SOFT-DRIVE
BURST)SENS.
IDP(LIMIIT/
/VCC(STARTUP ON)
VCC(STARTUP OFF)
-
+
CIRCUIT
START-UP
7
9
IC1150
SWITCHING IC
IC-DETAIL BLOCK DIAGRAM
CC
VREF/SS
V5/PWON
VIN
FB
GND
EXT
CS
COMP
CNT.
-
+
SHIFT
LEVEL
UVLOcomp
VREF
0.8V
V5
+
-
RESET
CONTROL LOGIC
+
-
+
-
8
4
3
2
1
7
6
5
IC1601
SWITCHING IC
IC-DETAIL BLOCK DIAGRAM
DMR-EH57GN
52
Summary of Contents for DMR-EH57GN
Page 5: ...2 2 Precaution of Laser Diode 5 DMR EH57GN ...
Page 7: ...3 Service Navigation 3 1 Service Information 3 2 Caution for DivX 7 DMR EH57GN ...
Page 8: ...4 Specifications 8 DMR EH57GN ...
Page 9: ...9 DMR EH57GN ...
Page 10: ...5 Location of Controls and Components 10 DMR EH57GN ...
Page 11: ...11 DMR EH57GN ...
Page 13: ...6 1 2 When the Forcible Disc Eject can not be done 13 DMR EH57GN ...
Page 29: ...9 2 P C B Positions 29 DMR EH57GN ...
Page 38: ...10 1 2 Checking and Repairing of RAM Digital P C B Module 38 DMR EH57GN ...
Page 39: ...10 1 3 Checking and Repairing of Main P C B 39 DMR EH57GN ...
Page 40: ...10 1 4 Checking and Repairing of HDD 40 DMR EH57GN ...
Page 44: ...44 DMR EH57GN ...
Page 70: ...DMR EH57GN 70 ...
Page 79: ...13 5 ATAPI P C B ATAPI P C B DMR EH57GN ATAPI P C B VEP70194A 1 A B 2 3 4 5 DMR EH57GN 79 ...
Page 80: ...DMR EH57GN 80 ...
Page 89: ...15 1 2 Packing Accessories Section 89 DMR EH57GN ...
Page 100: ...3 DMR EH57GC DMR EH57GCS DMR EH57GN ...
Page 102: ...2 2 Changes of Packing Accessories Section 5 DMR EH57GC DMR EH57GCS DMR EH57GN ...