4. Diagnosis Procedure; Outline Of Diagnosis Procedure; Problem Map - Panasonic TOUGHBOOK CF-45 Series Service Manual

CF-45
4. Diagnosis Procedure
4.1 Outline of Diagnosis Procedure
If an error message is received from the unit, verify the location of the error in the Problem Map, and
select the Diagnosis Map where the cause appears to be iocated.
Separate the problem locations in the Diagnosis Map, and replace the problem parts identified with the
Diagnosis Map.
PROBLEM MAP: Problem reception
Obtain information from the user and search for problems that match or
are similar to this information, and begin troubleshooting.
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DIAGNOSIS MAP: Troubleshooting
Identify problem locations using the Diagnosis Map.
Disassembly/Reassembly
Replace the problem parts identified by the Diagnosis Map.
TEST section
5. Diagnosis Test
4.2 Problem Map
4.2.1 POST (Power on self test) ERROR
1) Startup Error Codes (Refer to pages 4-5, 4-6).
During POST (power on self test) error codes may be displayed.
They are also displayed if a hardware failure occurs.
2) Beep Error Codes (Refer to page 4-7).
Three examples of beep sounds are shown below.
Length of bar shows sound duration.
Sse rsa) | REE (Shor souney
me 2 24) | HEBBE (orasoune
Ltt.)
T t Tea im
0.4 msec. 0.2 msec. 0.1 msec.