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Packard Bell oneTwo M3600 AIO Computer Service Guide 55
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 invoked 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 an 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 a PCI modem card is used, reinsert the modem card to the
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 invoked
but cannot receive/send data/fax
• Ensure the modem card is installed properly.
Fax/voice modem software program
invoked 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
is connected to the 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