- 2-5 -
When laser light.
B
When SPINDLE motor dose not turn
C
NO
NO
NO
NO
YES
YES
YES
YES
Laser lights
Check the signal FOCUS
SEARCH of IC501 Pin25
WAVEFORM #3
Check the signal of IC503
Pin 15, 16
WAVEFORM #3
Defective IC501
Defective IC501
Degraded laser diode
Defective PICK-UP
Defective IC501
Defective IC503
Defective contact CN501
or Defective PICK-UP
Check the change for
SP +, SP -, Voltage of
IC503 Pin11, 12
WAVEFORM #1
Check the change for
SPDO Voltage of
IC501 Pin21
WAVEFORM #1
Summary of Contents for LAC-M1600
Page 12: ... 2 7 INTERNAL BLOCK DIAGRAM of ICs AV_CAR 1 Micom Port Assignment ...
Page 13: ... 2 8 2 Pin Descriptions ...
Page 14: ... 2 9 ...
Page 15: ... 2 10 BD3805F 1 BLOCK DIAGRAM ...
Page 16: ... 2 11 MN6627933CN DSP 1 Connection Diagram ...
Page 17: ... 2 12 TA8275HQ 1 Block Diagram ...
Page 18: ... 2 13 upd78f0546 Micom 1 Block Diagram ...
Page 19: ... 2 14 2 Pin lay out ...
Page 22: ... BLOCK DIAGRAM 2 17 2 18 ...
Page 23: ...2 19 2 20 SCHEMATIC DIAGRAMS MAIN SCHEMATIC DIAGRAM ...
Page 24: ...2 21 2 22 MAIN 2 SCHEMATIC DIAGRAM ...
Page 25: ...2 23 2 24 FRONT SCHEMATIC DIAGRAM ...
Page 26: ...2 25 2 26 CD SCHEMATIC DIAGRAM ...
Page 27: ...2 27 2 28 PRINTED CIRCUIT BOARD DIAGRAMS MAIN P C BOARD DIAGRAM ...
Page 28: ...2 29 2 30 FRONT TRIM P C BOARD DIAGRAM LED P C BOARD ...
Page 29: ...2 31 2 32 CD P C BOARD ...
