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Make sure that connecting cables, connectors and AC adapter are not loose or disconnected prior to testing.
No.
Result
YES Go to No.3-2
NO
Improper setting
YES Go to No.3-2
NO
Software on the
HDD
YES HDD
NO
Go to No. 1-4
YES HDD cable
NO
Main PCB
IC3
YES Go to No. 2-2
NO
HDD format
YES HDD
NO
Go to No. 2-3
YES HDD cable
NO
Main PCB
IC3
YES HDD
NO
Go to No. 3-2
YES HDD cable
NO
Main PCB
IC3
YES HDD
NO
Main PCB
IC3
YES Go to No. 5-2
NO
Improper setting
YES HDD
NO
Go to No. 5-3
YES LED PCB
LD1600
NO
Go to No. 5-4
YES Main PCB
IC3
NO
HDD cable
6 Abnormal sound.
6-1
Replace the HDD.
HDD
YES
Format data
destroyed
NO
Go to No. 7-2
YES HDD
NO
Go to No. 7-3
YES HDD cable
NO
Main PCB
IC3
7 Hard disk failure
7-1
Does executing FDISK
correct the problem?
7-2
Replace the HDD.
Does operation return to
normal?
7-3
Replace the HDD cable.
Does operation return to
normal?
5 Access lamp does not
light.
5-1
Has the HDD been
configured in the OS?
5-2
Replace the HDD.
Does operation return to
normal?
5-3
Replace the LED PCB.
Does operation return to
normal?
5-4
Replace the Main PCB.
Does operation return to
normal?
4 Diagnostic Test reports
problem in HDC or HDD.
4-1
Replace the HDD.
Does operation return to
normal?
Has the HDD been
formatted?
2-1
Replace the HDD.
Does operation return to
normal?
3-1
9
.5 HDD DIAGNOSIS
1-3
Replace the HDD.
Does operation return to
normal?
1-1
Are there system files on the
HDD?
Source of
problem
Component
Troubleshooting
procedures
1 Does not boot from HDD.
Symptom
No.
1-4
Replace the HDD cable.
Does operation return to
normal?
1-2
Has the HDD been
partitioned?
Replace the HDD cable.
Does operation return to
normal?
3-2
2-2
Replace the HDD.
Does operation return to
normal?
2-3
Replace the HDD cable.
Does operation return to
normal?
2 Cannot read from HDD.
Cannot write to HDD.
3 Damage to data written to
HDD.
Damage to data read
from HDD.
HDD contents are
destroyed.
19
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 ...