Lenovo NetVista Hardware Maintenance Manual (HMM) for NetVista 2284 systems - Page 84

Real-Time Clock, Audio, Modem, Error Symptoms, Action/FRU, CD/DVD-ROM drive.

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Page 84 highlights

Error Symptoms Action/FRU CD/DVD-ROM drive can 1. Ensure that the play audio CD but no sound output. 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 109. 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. See "Date and Time" on page 21. 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 1. See "Factory-Installed program invokes but cannot Modem Card" on page receive/send data/fax 58. Fax modem software 1. Ensure that the modem program invokes but has no sound output. (Data files are received normally; voice from modem cannot be voice-in cable from modem adapter card to system board CN21is connected properly. See produced, but system sound feature works normally.) "System Board Jumpers and Connectors" on page 109. 2. "Factory-Installed Modem Card" on page 58. 50 IBM Desktop System HMM

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50
IBM Desktop System HMM
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
109.
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. See
“Date and Time” on page
21.
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
58.
Fax modem software
program invokes but has no
sound output. (Data files are
received normally; voice
from modem cannot be
produced, but system sound
feature works normally.)
1.
Ensure that the modem
voice-in cable from
modem adapter card to
system board CN21is
connected properly. See
“System Board Jumpers
and Connectors” on page
109.
2.
“Factory-Installed Modem
Card” on page 58.
Error Symptoms
Action/FRU