HP dx2308 HP Compaq dx2300 and dx2308 Business PC Service Reference Guide, 1st - Page 95

Poor performance is experienced., Cause, Solution, Blank screen no video., CAUTION

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Poor performance is experienced. Cause Solution Some software applications, especially games, are stressful on 1. the graphics subsystem Lower the display resolution for the current application or consult the documentation that came with the application for suggestions on how to improve performance by adjusting parameters in the application. 2. Add more memory. 3. Upgrade the graphics solution. Cause unknown. Restart the computer. Blank screen (no video). Cause Solution Monitor is not turned on and the monitor light is not on. Turn on the monitor and check that the monitor light is on. The cable connections are not correct. Check the cable connection from the monitor to the computer and to the electrical outlet. You may have a screen blanking utility installed or energy saver Press any key or click the mouse button and, if set, type your features are enabled. password. Computer is in standby mode. Press the power button to resume from standby mode. CAUTION: When attempting to resume from standby mode, do not hold down the power button for more than four seconds. Otherwise, the computer will shut down and you will lose any unsaved data. You are using a fixed-sync monitor and it will not sync at the resolution chosen. Monitor cable is plugged into the wrong connector. Bad monitor. Be sure that the monitor can accept the same horizontal scan rate as the resolution chosen. Ensure that the monitor is plugged into an active connector on the rear of the computer. If another connector is available, connect the monitor to that connector and reboot the system. Try a different monitor. Power LED is flashing and computer will not start. Cause Solution Internal error has occurred and the computer is flashing a code. Refer to Interpreting Diagnostic Lights on page 89 to interpret the error code. ENWW Solving General Problems 87

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Poor performance is experienced.
Cause
Solution
Some software applications, especially games, are stressful on
the graphics subsystem
1
.
Lower the display resolution for the current application or
consult the documentation that came with the application
for suggestions on how to improve performance by
adjusting parameters in the application.
2
.
Add more memory.
3
.
Upgrade the graphics solution.
Cause unknown.
Restart the computer.
Blank screen (no video).
Cause
Solution
Monitor is not turned on and the monitor light is not on.
Turn on the monitor and check that the monitor light is on.
The cable connections are not correct.
Check the cable connection from the monitor to the computer
and to the electrical outlet.
You may have a screen blanking utility installed or energy saver
features are enabled.
Press any key or click the mouse button and, if set, type your
password.
Computer is in
standby
mode.
Press the power button to resume from
standby
mode.
CAUTION:
When attempting to resume from
standby
mode, do not hold down the power button
for more than four seconds. Otherwise, the computer
will shut down and you will lose any unsaved data.
You are using a fixed-sync monitor and it will not sync at the
resolution chosen.
Be sure that the monitor can accept the same horizontal scan
rate as the resolution chosen.
Monitor cable is plugged into the wrong connector.
Ensure that the monitor is plugged into an active connector on
the rear of the computer. If another connector is available,
connect the monitor to that connector and reboot the system.
Bad monitor.
Try a different monitor.
Power LED is flashing and computer will not start.
Cause
Solution
Internal error has occurred and the computer is flashing a code.
Refer to
Interpreting Diagnostic Lights
on page
89
to interpret
the error code.
ENWW
Solving General Problems
87