Troubleshooting
3-4
Samsung Electronics
Abnormal rotation of
disc motor
Input of RF signal
is normal? (SIC1-15)
SPD output is normal?
(SIC1-35)
After resoldering SIC1.
SIC3-2 output (FG)
is normal?
SIC3-9 signal
MON is "H" ?
Check or replace disc motor.
Check SIC1, MIC1.
Check SIC3 soldering and power.
Check path to RIC1 and SIC1.
Check RIC1 soldering and power.
RIC1-70 output
are normal?
RIC1-71 output
is normal?
Check RIC1 peripheral
circuit and A, B, C, D.
Yes
Yes
Yes
Yes
Yes
Yes
No
No
No
No
No
No
Abnormal rotation of
disc motor
Input of RF signal
is normal? (SIC1-15)
SPD output is normal?
(SIC1-35)
After resoldering SIC1.
SIC3-2 output (FG)
is normal?
SIC3-9 signal
MON is "H" ?
Check or replace disc motor.
Check SIC1, MIC1.
Check SIC3 soldering and power.
Check path to RIC1 and SIC1.
Check RIC1 soldering and power.
RIC1-70 output
are normal?
RIC1-71 output
is normal?
Check RIC1 peripheral
circuit and A, B, C, D.
Yes
Yes
Yes
Yes
Yes
Yes
No
No
No
No
No
No
Summary of Contents for DVD-N501
Page 27: ...4 1 4 Exploded View and Parts List 4 1 Cabinet Assembly 4 2 Deck Assembly Page 4 2 4 4 ...
Page 41: ...PCB Diagrams 7 2 Samsung Electronics 7 1 Main COMPONENT SIDE SOLDER SIDE ...
Page 42: ...PCB Diagrams Samsung Electronics 7 3 7 2 Jack ...
Page 43: ...PCB Diagrams 7 4 Samsung Electronics 7 3 Joy Pad 7 5 Housing 7 4 Deck ...
Page 44: ...Samsung Electronics 8 1 8 Wiring Diagram ...
Page 46: ...Schematic Diagrams 9 2 Samsung Electronics 9 1 S M P S ...
Page 47: ...Schematic Diagrams Samsung Electronics 9 3 9 2 Servo Key ...
Page 48: ...Schematic Diagrams 9 4 Samsung Electronics 9 3 MPEG Decoder ...
Page 49: ...Schematic Diagrams Samsung Electronics 9 5 9 4 Video ...
Page 50: ...Schematic Diagrams 9 6 Samsung Electronics 9 5 Audio ...
Page 51: ...Schematic Diagrams Samsung Electronics 9 7 9 6 Front ...
Page 52: ...Schematic Diagrams 9 8 Samsung Electronics 9 7 Joystick ...
Page 53: ...Schematic Diagrams Samsung Electronics 9 9 HOUSING PCB 9 8 Deck ...
