Compaq D315 - Desktop PC, Руководство по устранению неисправностей

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2–14 Troubleshooting Guide
Troubleshooting Without Diagnostics
Solving Display Problems
If you encounter display problems, see the documentation that came
with your monitor and to the common causes and solutions listed in
the following table.
Solving Display Problems
Problem Cause Solution
Blank screen. 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.
The energy saver
feature has been
enabled. Press any key or click the mouse
button and, if set, type your
password.
The RGB (Red, Green,
Blue) input switch
on the monitor is
incorrectly set. Set the monitor’s RGB input switch
to 75 ohms and, if there is a sync
switch, set it to external.
System ROM is bad;
system is running in
Failsafe Boot Block
mode (indicated by one
long beep and three
short beeps). Reflash the ROM using a ROMPaq
diskette. See the “Failsafe Boot
Block ROM” section of the
Desktop
Management Guide 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 sweep rate as the
resolution chosen.
Computer is in Stand
By mode.
Press the power button to resume
from
Stand By mode.
Ä
CAUTION :
When attempting to resume from Stand By mode, do not hold down the
power button for more than four seconds. Otherwise, Stand By mode is lost, and you
will lose your data.
292974-002.book Page 14 Tuesday, July 9, 2002 5:46 PM