70
Chapter 4
Real-Time Clock-Related Symptoms
Symptom / Error
Action/FRU
Real-time clock is inaccurate.
Ensure the information in the Standard CMOS Feature of
BIOS Setup is set correctly.
RTC battery
Mainboard
Audio-Related Symptoms
Symptom / Error
Action/FRU
Audio software program invokes but no
sound comes from speakers.
Speaker power/connection/cable.
Modem-Related Symptoms
Symptom / Error
Action/FRU
Modem ring cannot wake up system from
suspend mode.
For the External Modem, make sure Power on By Ring in
BIOS Setup or Power Management is set to Enabled. For the
PCI modem, make sure Wake up by PCI card is set to
Enabled.
If PCI modem card is used, reinsert the modem card to PCI
slot firmly or replace the modem card.
In Win 98, ensure the telephone application is configured
correctly for your modem and set to receive messages and/
or fax.
Data/fax modem software program invokes
but cannot receive/send data/fax
Ensure the modem card is installed properly.
Fax/voice 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.)
Ensure the modem voice-in cable from modem adapter card
to mainboard
Video and Monitor-Related Symptoms
Symptom / Error
Action/FRU
Video memory test failed.Video adapter
failed.
Remove all non-factory-installed cards.
Load default settings (if screen is readable).
Mainboard
Display problem:
- Incorrect colors
- No high intensity
- Missing, broken, or incorrect characters
- Blank monitor (dark)
- Blank monitor (bright)
- Distorted image
- Unreadable monitor
Monitor signal connection/cable.
Monitor
Video adapter card
Mainboard
Display changing colors.
Monitor signal connection/cable.
Video adapter card
Mainboard
Summary of Contents for Aspire X3950
Page 1: ...Acer Aspire X3950 X5950 Service Guide PRINTED IN TAIWAN ...
Page 16: ...8 Chapter 1 ...
Page 39: ...Chapter 3 31 3 Disconnect the LED cable from the mainboard then remove the bezel X3950 ...
Page 46: ...38 Chapter 3 5 Slide the optical drive out of the bracket ...
Page 58: ...50 Chapter 3 12 Lift the board off the housing ...
Page 60: ...52 Chapter 3 ...
Page 83: ...Chapter 5 75 System Block Diagram System Block Diagram and Board Layout Chapter 5 ...
Page 86: ...78 Chapter 5 ...
Page 100: ...92 Chapter 6 SPEAKER SPEAKER USB NEOSONICA NEW SILVER COLOR AC MT 113 SP 10600 035 ...
Page 108: ...Appendix A 100 ...