Panasonic TOUGHBOOK CF-45 Series Service Manual page 36

: Symptom
Power problem No power is sent to the unit.
Power cuts off during operation.
Boot problem When a device is selected for "Boot Up Drive", the system
boots from a different device.
Date or Clock problem Date or Time cannot be input.
Date and Time does not change properly.
Date and Time are not displayed.
Memory problem Memory count is too large or too small.
Speaker problem No sound
Volume does not work.
4.2.3 LCD PROBLEM
Problem | Symptom | Ref. Page]
LED display problem
Display quality poor. (Fuzzy or slanted, etc.) 5
Backlight does not turn on.
4.2.4 KEYBOARD, TRACK BALL or MOUSE PROBLEM
Problem
Keyboard problem
Symptom Ref. Page
Key top cannot be pressed. Key top does not spring back
after pressing.
None of the keys function. en
Certain keys do not function.
4-14
Input character is displayed as garbage... * ze |
Mouse does not function. Inputs from the mouse are not
accepted properly.
pA
BE ade
see
Mouse problem
Track Ball problem Track Ball does not function. Inputs from. the track bail are
not accepted properly. coca. peers: