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
G0A100K00003
L1270
B0HAGM000006
D1151
0
LB1126
C1272
16V 820
16V1800
C1270
C1271
16V1800
L1400
G0A100HA0023
D1400
B0JANE000037
C1401
6.3V1200[JG]
C1402
6.3V330[JG]
0
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
450V 47
K1128
0
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[JG]
R1210
1K[22]
C1200
0.1[22]
1K[22]
R1209
2200[22]
R1208
4
3
1
2
Q1200
B3PBA0000454
K1701
VWJ0795=12.5
QR1801
B1GBCFNN0004
R1802
4700[22]
100K[22]
R1801
R1200
1200[G][22]
10K[22]
R1207
C1800
25V47[JF]
A
R
3
2
C
1
IC1200
C0DAEMZ00001
220K[22]
R1205
MA22D3900L
D1702
180P[22]
C1605
R1601
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
C1608
0.1[22]
J0JHC0000048
[22]
LB1600
R1604
9100[D][22]
L1601
G0A100K00003
R1603
560[D][22]
D1602
B0JCPD000021
C1606
2700[D][22]
R1605
D1601
B0JCPD000021
MA22D3900L
D1701
R1201
8200[G][22]
MA22D3900L
D1703
67
5
2
43
8
1
B1DHED000008
Q1600
0.047[22]
C1201
2400[G][22]
R1206
R1154
8200
[G][22]
R1157
470
[G][22]
D1152
MAZ4100NMF
MA2J11100L
D1800
R1800
470[22]
QR1800
B1GDCFNN0002
10K[22]
R1803
R1151
6800[22]
2200P[22]
C1153
D1157
B0HADV000001
C1121
0.022
EYF52BCY
ZA1104
EYF52BCY
ZA1103
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
10V 680
X_SW3V
X_SW3V
P_ON_H
X_SW3R8V
X_SW12V
S
G
S
S
D
D
D
D
(UPA1717G-E1-A)
25V 470
FB
(AL1014)
0.01[22]
CC
24M[36]
CS
V5
GND
EXT
VIN
VREF
GND
GND
GND
GND
GND
X_SW5R8V
X_SW5R8V
X_SW5R8V
X_SW12V
P1
T2AL 250V
(S1WBA80-7062)
F1101
K5D202BK0005
SEE THE
SERVICE MANUAL
NC
P2
V1
ZA1151
ZA1150
VSC5603
VSC5603-A
XYN3+J8FJ
V2
PU
ZA1271
XYN3+J8FJ
ZA1270
VSC5606-A
HOT
COLD
VWJ0795=5
LB1270
8
9
10
7
6
E
F
G
D
C
5
4
3
2
1
B
A
DMR-EH67GN/GC/GCS
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-EH67GN / DMR-EH67GC / DMR-EH67GCS
52
Summary of Contents for DMR-EH67GN
Page 5: ...2 2 Precaution of Laser Diode 5 DMR EH67GN DMR EH67GC DMR EH67GCS ...
Page 8: ...4 Specifications 8 DMR EH67GN DMR EH67GC DMR EH67GCS ...
Page 9: ...9 DMR EH67GN DMR EH67GC DMR EH67GCS ...
Page 10: ...5 Location of Controls and Components 10 DMR EH67GN DMR EH67GC DMR EH67GCS ...
Page 11: ...11 DMR EH67GN DMR EH67GC DMR EH67GCS ...
Page 13: ...6 1 2 When the Forcible Disc Eject can not be done 13 DMR EH67GN DMR EH67GC DMR EH67GCS ...
Page 29: ...9 2 P C B Positions 29 DMR EH67GN DMR EH67GC DMR EH67GCS ...
Page 39: ...10 1 3 Checking and Repairing of Main P C B 39 DMR EH67GN DMR EH67GC DMR EH67GCS ...
Page 40: ...10 1 4 Checking and Repairing of HDD 40 DMR EH67GN DMR EH67GC DMR EH67GCS ...
Page 44: ...44 DMR EH67GN DMR EH67GC DMR EH67GCS ...
Page 70: ...DMR EH67GN DMR EH67GC DMR EH67GCS 70 ...
Page 89: ...15 1 2 Packing Accessories Section 89 DMR EH67GN DMR EH67GC DMR EH67GCS ...