H
H
H
H
RESET +5.2V
UNREG +38V
1
IC7505-
D7506
X SW+12.4V
ANA+3.3V
X SW+3.3V
X SW+3.8V
IC7501- 16
(REG.X SW+3.3V)
VOUT
VIN
5
2
1
GND
3 CONT
(REG.ANA+3.3V)
VOUT
VIN
1
4
5
8
GND CONT
DI P ON
IC7501- 44
SECTION
TIMER
FROM
16,17,19
P1501
P1102
X SW+3.8V
3,4,5,6
P1501
P1102
X SW+5.8V
12,13,14,15
P1501
P1102
X SW+12V
TRANSFORMER
POWER SWITCHING
DISPLAY HEATER
7
1
2
1
2
1
PS+11.6V
8
8
46
IC3001- ,IC4009- ,IC4012-
PWR SAVE :ON
IC7501- 79
SECTION
TIMER
FROM
( :ON)
QR7401
(REG.PS+11.6V)
VOUT
VIN
3
5
:ON
2
1
GND
H
H
H
DR+12V
DR P ON
IC7501- 42
SECTION
TIMER
FROM
( :ON)
QR1501
H
( :ON)
QR1502
(REG.DR+12V)
VOUT
VIN
3
1
:ON
2
5
GND
E
HOT
COLD
(ERROR VOLTAGE DET.)
3
2
1
(FEED BACK)
Q1200
1
2
3
4
6
5
4
3
2
1
S1B
S1A
S2A
S2B
S2C
S2D
VIN
7
P2
P1
10
12
V1
V2
7
8
F/B
Z/C
GND VCC
(SWITCHING IC)
5
9
4
3
1
2
TRANSFORMER
SWITCHING
POWER
RECTIFIER
D1140,C1143
VA1110,L1120,L1121
250V2A
F1101
ABSORBER
SURGE
AND
SUPPRESSOR
SURGE
P1101
AC INLET
DMR-ES15EE/GC/GCS/GN/GCA
Power Supply Block Diagram
MAIN P.C.B.
POWER P.C.B.
Summary of Contents for DMR-ES15EE
Page 8: ...8 ...
Page 11: ...11 ...
Page 12: ...12 ...
Page 13: ...13 ...
Page 40: ...11 1 3 Checking and Repairing of Main P C B 40 ...
Page 41: ...11 2 Caution for Replacing Parts 11 2 1 Items that should be done after replacing parts 41 ...
Page 52: ...16 1 2 Packing Accessories Section 52 ...
Page 79: ...62 ...
Page 80: ...62 ...
Page 85: ...Ref No MODE E C B REC 3 8 1 2 3 1 PLAY 3 8 1 2 3 1 STOP 3 8 1 2 3 1 Q7802 ...
Page 92: ...1 2 3 4 5 6 7 8 A B DMR ES15EE GC GCS GN GCA FRONT L P C B VEP70161A Front L P C B ...