63
TROUBLESHOOTING
Is PICK-UP LENS operating
UP/DOWN (FOCUSING)?
YES
NO
NO
NO
YES
Is the CD LD turned on?
Is the DVD LD turned on?
- Check 24P PICK-UP CABLE cut and
bad soldering.
- Check the MOTOR DIRVE IC(IA02)
operation(FOCUS PART)
- Check IA01 and change IA01
- Check IA01(26P) : LD is turned on during
LOW mode
- Change LA02, QA02, RA20
- Change PICKUP
- Check IA01 and change IA01
- Check IA01(26P) : LD is turned on during
LOW mode
- Change LA02, QA02, RA20
- Change PICKUP
NO
YES
Is SPINDLE rotating?
- Check 9P FFC CABLE cut and bad
soldering.
- Check the SPINDLE MOTOR (IA02)
operation.
Is there any cracks in screen?
YES
NO
NO
Is the long term play possible?
Change SDRAM(IC04)
Change main chip(IC01)
- Check 9P FFC CABLE cut and bad
soldering.
- Check the FEED MOTOR (IA02)
operation(FEED PART)
YES
Initial operation completed.
Is the set played back?
NO
- Check 24P PICK-UP CABLE cut and
bad soldering.
- Check the MOTOR DRIVE(IA02)
operation(TRACKING PART)
Summary of Contents for DDT-21H9ZDF(21")
Page 17: ...16 Service Manual CP 099 FS...
Page 40: ...Service Manual CP 099 FS 39 5 Circuit desription 5 1 Block diagram CP 099...
Page 41: ...Service Manual CP 099 FS 40 5 Circuit desription Block diagram CP 099FS...
Page 66: ...65 CIRCUIT DIAGRAM VE2 0 DVD Player Series Block Diagram...
Page 67: ...66 CIRCUIT DIAGRAM DVD MODULE DQL 1000 ALIM3351 MPEG IC...
Page 68: ...67 CIRCUIT DIAGRAM DVD MODULE DQL 1000 RF MOTOR_DIRIVERS...
Page 69: ...68 CIRCUIT DIAGRAM DQL 1000 FLASH SDRAM...
Page 70: ...69 CIRCUIT DIAGRAM DQL 1000 AUDIO_DAC VIDEO_CHANNEL...
Page 71: ...70 CIRCUIT DIAGRAM DQL 1000 SYSTEM_POWER...
Page 75: ...74 CIRCUIT OPERATIONAL DESCRIPTION b TRACKING Block Diagram c MIRROR Block Diagram...
Page 107: ...Service Manual CP 099 FS 106 8 3 DDT 14H9ZZF...
Page 108: ...Service Manual CP 099 FS 107 9 PRINTED CIRCUIT BOARD 9 1 Main PCB CP 099FS...
Page 109: ...Service Manual CP 099 FS 108 9 2 Main PCB CP 099...
Page 110: ...Service Manual CP 099 FS 9 3 Power PCB CP 099 109...
Page 111: ...Service Manual CP 099 FS 9 4Power PCB CP 099FS 110...
Page 112: ...Service Manual CP 099 FS 111 10 SCHEMATIC DIAGRAM 10 1 Main CP 099...
Page 113: ...Service Manual CP 099 FS 112 Main CP 099FS...
Page 114: ...Service Manual CP 099 FS 113 10 2 Power CP 099FS...
Page 115: ...Service Manual CP 099 FS 114 Power CP 099...
Page 116: ......