54
12.2. Power Supply Schematic Diagram
11
10
9
8
7
6
5
4
3
2
1
G
F
E
D
C
B
A
DMR-EH59GA/GC/GN
Power Supply
Schematic Diagram
VWJ0795=5
LB1123
R1122
2200
B0HAGM000006
D1151
R1159
470
R1150
68
0
LB1126
68
R1153
R1125 47K
C1129
2200P
VWJ0795=5
LB1122
J0JHC0000048
LB1125
1000P
C1125
B0HAD
V000001
D1141
D1142
B0HAD
V000001
R1124
47K
4
3
1
2
B0EDKT000009
D1140
C1143
450V47
2
3
4
1
L1121
G0B233D00001
LB1270
VWJ0795=5
16V1800
C1270
G0A100H00025
G0A100K00003
L1270
C1272
16V560
C1271
16V1800
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
3
1
2
D1270
B0JBSG000048
100P
C1152
R1155
470
C1154
1000P
MAZ73000BC
D1155
R1156 22K
D1158
MAZ4160NMF
R1152
10K[22]
220K
R1205
2200
R1208
1K
R1209
R1210
1K
C1200
0.1
A
R
3
2
C
1
IC1200
C0DAEMZ00001
C0DAEYY00021
C1601
25V220
2400[F]
R1206
G0A100HA0023
L1600
2700[D][22]
R1605
R1604
9100[D][22]
C1607
C1606
D1601
B0JCPD000021
B0JCPD000021
D1602
L1601
G0A100K00003
R1603
560[D][22]
C1608
0.1
J0JHC0000048
LB1600
C1603
0.1
C1604
0.1
C1602
0.1
R1602
51K
180P
C1605
67
5
2
43
8
1
C0DBAZZ00132
IC1601
R1601
MA22D3900L
D1703
MA22D3900L
D1702
67
5
2
43
8
1
B1DHED000008
Q1600
MA22D3900L
D1701
K1701
VWJ0795=10
10K
R1207
R1200
1200[F]
R1201
8200[F]
0.047
C1201
VWJ0795=5
K1129
2
31
K9ZZ00001279
ZA1106
2
31
K9ZZ00001279
ZA1107
2
31
K9ZZ00001279
ZA1105
D1152
MAZ4100NLF
R1154
10K
R1157
820
2200P
C1153
R1151
2200[22]
D1156
MA2C165001VT
C1150
35V68
EYF52BCY
ZA1103
#K3GE1ZA00010
EYF52BCY
ZA1104
#K3GE1ZA00010
A
N
P1101
K2AA2H000007
#ERZV10D471C2
VA1110
D1157
B0HADV000001
2
4
7
1
3
9
5
C0DACZH00017
IC1150
C1121
0.022
2
3
4
1
L1120
G0B233D00001
0.068
C1120
C1151
100P
R1158
0.27
X_SW12V
10V680
X_SW12V
P_ON_H
X_SW12V
X_SW3.8V
X_SW3.8V
S
G
S
D
D
D
S
D
V5
CC
VREF
VIN
FB
0.01
(AL1014)
CS
24M
EXT
GND
GND
GND
GND
GND
GND
X_SW5.8V
X_SW5.8V
X_SW5.8V
X_SW12V
or
ZA1270
ZA1271
VSC5606-A
XYN3+J8FJ
or
T2AL 250V
(S1WBA80-7062)
or
or
F1101
K5D202BK0005
K5D202BLA013
or
or
VSC5603-A
ZA1152
VSC5603
XYN3+J8FJ
ZA1153
SEE THE
SERVICE MANUAL
or
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
470P
C1122
470P
C1123
4
3
1
2
Q1200
HOT
B3PBA0000454
B3PBA0000237
B3PBA0000402
2
1
11
10
12
6
45
87
9
T1150
G4D2A0000296
P1
G
P2
PT
B2
NC
B1
Ns12
Ns12
G
COLD
Summary of Contents for DMR-EH59GC
Page 5: ...5 1 2 Caution for AC Cord For EH59GC only ...
Page 14: ...14 ...
Page 18: ...18 NOTE Use the replacement parts RMV0335 when the Sheet has not being stickability ...
Page 35: ...35 9 2 P C B Positions ...
Page 42: ...42 10 1 2 Checking and Repairing of RAM Digital P C B Module ...
Page 43: ...43 10 1 3 Checking and Repairing of Main P C B ...
Page 44: ...44 10 1 4 Checking and Repairing of HDD ...
Page 90: ...90 14 1 6 Waveform Chart ...