PROTECTION
4
ON/OFF
DRIVE
5
3
1
2
REG.
AMP
VREF
VIN
VOUT
ON: H
GND
SENSE
H
VIN
VOUT
NR
GND
:ON
4
2
3
1
5
IC
NC
NC
NC
CONT
VIN
VOUT
GND
CN
SHUTDOWN
THERMAL
LIMITTER
CURRENT
DRIVER
BIAS
REFERENCE
8
7
6
5
4
3
2
1
H
GND
SENSE
VOUT
ON
VIN
1
2
3
4
5
IC
H
VIN
VOUT
NR
GND
:ON
4
2
3
1
5
IC
3
ON/OFF
5
1
GND
2
IC
4
VIN
VOUT
ADJ
GND
VCC
OUT
4
2
GND
3
5
Vref
+
-
IC1506
DR +5V SWITCHING REGULATOR
IC-DETAIL BLOCK DIAGRAM
IC1510
TU +5V SWITCHING REGULATOR
IC-DETAIL BLOCK DIAGRAM
IC7401
PS +11.6V SWITCHING REGULATOR
IC-DETAIL BLOCK DIAGRAM
IC1501
RESET
IC-DETAIL BLOCK DIAGRAM
IC1521
ANA +3.3V SWITCHING REGULATOR
IC-DETAIL BLOCK DIAGRAM
IC7402,IC7403
B5V SWITCHING REGULATOR,
PS +5V SWITCHING REGULATOR
IC-DETAIL BLOCK DIAGRAM
IC1520
ANA +5V SWITCHING REGULATOR
IC-DETAIL BLOCK DIAGRAM
IC1501
Detail Block Diagram
IC1506
Detail Block Diagram
IC1510
Detail Block Diagram
IC1520
Detail Block Diagram
IC1521
Detail Block Diagram
IC7401
Detail Block Diagram
IC7402
Detail Block Diagram
IC7403
Detail Block Diagram
DMR-EH67GN/GC/GCS IC-Detail Block Diagram
DMR-EH67GN / DMR-EH67GC / DMR-EH67GCS
57
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 ...