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4.4.5.
SDD DIAGNOSIS
Make sure that connecting cables, connectors and AC adapter are not loose or disconnected prior to testing.
YES
NO
No.
Symptom
Troubleshooting
procedures
Source of
problem
No.
Result
1
1-1
Replace the SDD.
Does operation return to
normal?
Access lamp does not
light.
Component
SDD
Go to No. 1-2
2
2-1
In the floppy disk warped or
bent, or labels interfering?
Cannot insert floppy disk.
Cannot remove floppy disk.
Floppy disk
SDD
YES
NO
3
3-1
Are there system files on the
media?
Does not boot from SDD.
Main PCB
Software
IC3
YES
NO
4
4-1
Is the floppy disk format
correct for the operating
system currently being used?
Cannot read from floppy
disk.
Cannot write to floppy disk.
Go to No. 4-2
Floppy disk format
YES
NO
5
5-1
Try cleaning the disk heads.
Does this fix the problem?
Floppy disk is scratched or
otherwise damaged.
Heads were dirty
SDD
YES
NO
6
6-1
Was the eject button pressed
while the system was
accessing the disk?
Content of floppy disk is
destroyed.
Operating mistake
Go to No. 6-2
YES
NO
6-2
Replace the SDD.
Does operation return to
normal?
SDD
Main PCB
IC3
YES
NO
7
7-1
Does this occur for a specific
floppy disk?
Damage to contents written
to floppy disk.
Damage to contents read
from floppy disk.
Floppy disk
Go to No. 7-2
YES
NO
8
8-1
Does it sound like the head is
moving?
Abnormal sound.
Normal
Go to No. 8-2
YES
NO
7-2
7-3
Replace the SDD.
Does operation return to
normal?
Replace the SDD FPC.
Does operation return to
normal?
8-2
Does the abnormal sound
stop when the motor stops
running.
SDD
SDD FPC
Go to No. 7-3
Main PCB
IC3
YES
YES
NO
NO
SDD
YES
9
9-1
9-2
Replace the SDD.
Does operation return to
normal?
Replace the SDD FPC.
Does operation return to
normal?
Diagnostic Test reports
problem in FDC.
SDD
SDD FPC
Go to No. 9-2
Main PCB
IC3
YES
YES
NO
NO
4-2
Does this occur for a specific
floppy disk?
Floppy disk
Go to No. 4-3
YES
NO
4-3
Try cleaning the disk heads.
Does this fix the problem?
Heads were dirty
Go to No. 4-4
YES
NO
4-4
4-5
Replace the SDD.
Does operation return to
normal?
Replace the SDD FPC.
Does operation return to
normal?
SDD
Go to No. 4-5
YES
NO
1-2
Replace the LED PCB.
Does operation return to
normal?
LED PCB
Go to No. 1-3
LD703
YES
NO
1-3
Replace the Main PCB.
Does operation return to
normal?
Main PCB
SDD FPC
IC3
YES
NO
SDD FPC
Main PCB
IC3
YES
NO
Summary of Contents for CF-72X3UUBDM - Toughbook 72 - Pentium 4-M 1.8...
Page 11: ...3 3 3 2 System Memory Map ...
Page 35: ...5 10 5 2 Error Message IC3 IC3 IC3 IC3 IC31 IC3 IC3 IC10 17 IC10 17 IC10 17 IC1 IC2 ...
Page 36: ...5 11 IC3 IC31 IC31 IC5 IC5 IC5 ...
Page 37: ...5 12 IC5 IC5 IC30 IC5 IC5 IC5 ...
Page 38: ...5 13 IC5 IC28 IC33 IC49 IC3 ...
Page 39: ...5 14 ...
Page 40: ...5 15 ...