IBM 2283, Hardware Maintenance Service

Page: 84 / 213

52 IBM Desktop System HMM
CD/DVD-ROM drive does
not read and there are no
error codes or messages
are displayed. 1. CD may have dirt or
foreign material on it.
Check with a known
good disc.
2. Ensure that the CD/
DVD-ROM driver is
installed properly. See
“CD/DVD-ROM Drive”
on page 65.
3. CD/DVD-ROM drive.
CD/DVD-ROM drive can
play audio CD but no sound
output. 1. Ensure that the
headphone jack of the
CD/DVD-ROM has an
output, then check if
the audio cable from
CD/DVD-ROM drive to
system board CN20 is
connected properly.
See “System Board
Jumpers and
Connectors” on page
117.
2. Turn up the sound
volume.
3. Speaker power/
connection/cable.
4. CD/DVD-ROM drive.
Real-Time Clock
Real-time clock is
inaccurate. 1. Ensure that the
information in the Date
and Time of
Configuration/Setup
Utility is set correctly.
2. Load default settings.
3. CMOS battery.
4. System board
Audio
Audio software program
invokes but no sound
comes from speakers. 1. Speaker power/
connection/cable.
Modem
Data/fax modem software
program invokes but cannot
receive/send data/fax 1. See “Factory-Installed
Modem Card” on page
60.
Error Symptoms Action/FRU