HP Notebook 100 Compaq Armada 100S and Notebook 100 Series Maintenance and Ser - Page 38

Table 2-5, LCD No Display, Table 2-6, External Monitor No Display

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Table 2-5 LCD No Display Problem Possible Cause Solution The LCD shows nothing or abnormal picture. The picture is fine on an external monitor. s Improper switch settings. s Faulty LCD display. s Cables not installed properly. s LCD is not active (toggle Fn+F5). s Check to see if SW4 is set properly. s Try a working LCD display. s Check if D/A BD is good. s Make sure cables are installed properly. Table 2-6 External Monitor No Display Problem The CRT monitor shows nothing or abnormal color. The picture is fine on the LCD. Possible Cause Solution s Monitor power cord not installed properly. s CRT monitor cable not installed properly. s CRT monitor is faulty. s External display not active (toggle Fn+F5). s Check the monitor's power cord. s Check the CRT monitor cable. s Try a working monitor. 2-6 Troubleshooting

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2
-
6
Troubleshooting
Table 2-5
LCD No Display
Problem
Possible Cause
Solution
The LCD shows
nothing or abnormal
picture. The picture is
fine on an external
monitor.
■
Improper switch
settings.
■
Faulty LCD display.
■
Cables not installed
properly.
■
LCD is not active
(toggle
Fn+F5
).
■
Check to see if SW4
is set properly.
■
Try a working LCD
display.
■
Check if D/A BD is
good.
■
Make sure cables are
installed properly.
Table 2-6
External Monitor No Display
Problem
Possible Cause
Solution
The CRT monitor
shows nothing or
abnormal color. The
picture is fine on the
LCD.
■
Monitor power cord
not installed
properly.
■
CRT monitor cable
not installed
properly.
■
CRT monitor is
faulty.
■
External display not
active (toggle
Fn+F5
).
■
Check the monitor’s
power cord.
■
Check the CRT
monitor cable.
■
Try a working monitor.