HP Point of Sale rp5000 Troubleshooting Guide (2nd Edition) - Page 34

Solving Display Problems, Problem, Cause, Solution, standby

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Troubleshooting Without Diagnostics Solving Display Problems If you encounter display problems, see the documentation that came with the monitor and to the common causes and solutions listed in the following table. Solving Display Problems Problem Cause Blank screen (no video). Monitor is not turned on and the monitor light is not on. The cable connections are not correct. You may have a screen blanking utility installed or energy saver features are enabled. System ROM is bad; system is running in FailSafe Boot Block mode (indicated by eight beeps). You are using a fixed-sync monitor and it will not sync at the resolution chosen. AGP graphics adapter or video card has been installed in the AGP slot. Computer is in standby mode. Solution Turn on the monitor and check that the monitor light is on. Check the cable connection from the monitor to the computer and to the electrical outlet. Press any key or click the mouse button and, if set, type your password. Reflash the ROM using a ROMPaq diskette. See the "FailSafe Boot Block ROM" section of the Desktop Management Guide on the Documentation CD for more information. Be sure that the monitor can accept the same horizontal scan rate as the resolution chosen. AGP graphics adapters and video cards are not supported by this computer. Remove the AGP card and use either the onboard VGA connector or a PCI graphics card. Press the power button to resume from standby mode. 2-18 www.hp.com Troubleshooting Guide

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www.hp.com
Troubleshooting Guide
Troubleshooting Without Diagnostics
Solving Display Problems
If you encounter display problems, see the documentation that came
with the monitor and to the common causes and solutions listed in the
following table.
Solving Display Problems
Problem
Cause
Solution
Blank screen (no video).
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.
System ROM is bad;
system is running in
FailSafe Boot Block
mode (indicated by
eight beeps).
Reflash the ROM using a ROMPaq
diskette. See the “FailSafe Boot
Block ROM” section of the
Desktop
Management Guide
on the
Documentation CD
for more
information.
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.
AGP graphics adapter
or video card has been
installed in the AGP
slot.
AGP graphics adapters and video
cards are not supported by this
computer. Remove the AGP card
and use either the onboard VGA
connector or a PCI graphics card.
Computer is in
standby
mode.
Press the power button to resume
from
standby
mode.