9
.7 CD-ROM (DVD-ROM) Drive DIAGNOSIS
Make sure that connecting cables, connectors and AC adapter are not loose or disconnected prior to testing.
No.
Result
YES CD-ROM drive
NO
Go to No.1-2
YES LED PCB
LD1007
NO
Go to No. 1-3
YES Main PCB
IC3
NO
CD-ROM FPC
YES Media
NO
Go to No. 2-2
YES CD-ROM drive
NO
Main PCB
IC3
YES CD-ROM drive
NO
Main PCB
IC3
YES Media
NO
CD-ROM drive
2-2
Replace the CD-ROM drive.
Does operation return to
normal?
4 Abnormal sound.
Replace the media.
Does operation return to
normal?
4-1
Component
1-1
Replace the CD-ROM drive.
Does operation return to
normal?
1-2
Replace the LED PCB.
Does operation return to
normal?
Troubleshooting
procedures
Source of
problem
Replace the Main PCB.
Does operation return to
normal?
Tray does not open.
3
Cannot read from
CD-ROM.
2
3-1
Replace the CD-ROM drive.
Does operation return to
normal?
1-3
2-1
Replace the media.
Does operation return to
normal?
No.
Symptom
Access lamp does not
light.
1
21
Summary of Contents for CF-73ECLTXKM - Toughbook 73 - Pentium M 1.4...
Page 2: ...2 1 ...
Page 4: ...2 3 ...
Page 5: ...2 4 ...
Page 7: ...1 Specfication 4 ...
Page 8: ......
Page 11: ...3 Block Diagram System Confugration Diagram 8 ...
Page 12: ...4 9 ...
Page 14: ...6 11 ...
Page 56: ...1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J CF 73E3 Printed Circuit Board Main PCB Top View ...
Page 57: ...1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J Main PCB Bottom View ...
Page 58: ...1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J VGA PCB Top View VGA PCB Bottom View ...
Page 59: ...Rear PCB Top View Rear PCB Bottom View 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G H I J ...