Panasonic TOUGHBOOK CF-45 Series Service Manual page 43

| or
4.3.4 MAIN UNIT DIAGNOSIS (2/2)
7 Ref. Page
No.
Symptom
; Troubleshooting
poms o o f t
sue of
Component
Shemate
No. Procedures Resut| Problem Diagrams
1 | When a device is selected
44
Are there system files in the | YES | Go to No. 1-2
=
—
for "Boot Up Drive", the
device selected?
NO _| Improper setting _
=
—
system boots from a co Device for which
different device.
.
YES || the problem
—
—_—
Does the unit operate eceired Ai
1-2 | normally after replacing the | . D0) Mai
problem device. - ain 9, 10
NO | Main PCB (FDD)
C11 Main 9, 10
| e m s : Ic19 Main 16
2 | Date or Time cannot be 4
Input,
4
Ie14
Main 9, 10
Date and Time does not | 5:4 | Replace the Main PCB.
— | Main PcB
x2
Main 9
change properly.
BT1
Main 10
Date and Time are not
displayed.
2 Memory count is too large / 3.4 | Replace the Main PCB.
— | Main pce
ee
Le
4 | No Sound
5
Software settin,
=
—=
Volume does not work.
41'|- Check soltware setting.
Go to No. 4-2
—
—
Replace the Speakers. Speakers
4-2.| Does operation return to
normal? NO | Go to No. 4-3 — =a
Replace the LCD/Inverter | \..4 | LCD/inverter pat — >}
43 oe: cable
joes operation return to
normal? NO | Goto No. 44 =
; 7 1024, D13 Main 19
[e.!
4-4 | Replace the Main PCB.
Main PCB
(C27
Main 20