72 Chapter 4
CD/DVD-ROM drive can play audio CD but
no sound output.
1. Ensure the headphone jack of the CD/DVD-ROM has an output.
2. Turn up the sound vo lume.
3. Speaker power/conn ection/cable.
4. CD/DVD-ROM drive.
Real-Time Clock
Real-time clock is inaccurate. 1. Ensure the information in the Date and Time of BIOS Setup is
set correctly.
2. RTC battery.
3. System board
Audio
Audio software progra m invokes but no sound
comes from speakers.
1. Speaker power/conn ection/cable.
Modem
Modem ring cannot wake up system from
suspend mode.
1. Ensure the Modem Ring Indicator in BIOS Setup or Power
Management is set to Enabled.
2. If PCI modem card is used, rein sert the modem card to PCI s lot
firmly or replace the m odem card.
3. If ISA modem card is used, ensure the modem ring-in cable from
the modem card to system board is connected properly.
4. In Win 98, ensure the telephone applicati on is configured
correctly for your modem and set to receive messages and/or
fax.
Data/fax modem software progra m invokes
but cannot receive/send data /fax
1. Ensure the modem ca rd is installed pro perly.
Fax/voice modem soft ware program invo kes
but has no sound outpu t. (Data files are
received normally; vo ice from modem cann ot
be produced, but system so und feature works
normally.)
1. Ensure the modem voice-in c able from modem adapter card to
system board
Video and Monitor
Video memory test failed.
Video adapter failed.
1. Remove all non-factory-installed cards.
2. Load default settings (if screen is readable).
3. System board
Display problem:
- Incorrect colors
No high intensity
Missing, broken, or incorrect characters
Blank monitor(dark)
Blank monitor(bright)
Distorted image
Unreadable monitor
Other monitor problems
1. Monitor signal conn ection/cable.
2. Monitor
3. Video adapter card
4. System board
Display changing colors. 1. Monitor signal connection/cable
2. Monitor
3. System board
Display problem not listed above (including
blank or illegible monitor).
1. “Monitor".
2. Load default settings (if screen is readable).
3. System board
Error Symptom Action/FRU