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Aspire TC-780 Desktop Computer Service Guide
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
Symptom/Error
Action/FRU
Audio software program invoked but no
sound comes from speakers.
• Speaker power/connection/cable
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 Windows OS, 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
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
Содержание Aspire TC-780
Страница 6: ...vi Aspire TC 780 Desktop Computer Service Guide ...
Страница 35: ...Aspire TC 780 Desktop Computer Service Guide 27 5 Pull the front bezel away from the chassis ...
Страница 43: ...Aspire TC 780 Desktop Computer Service Guide 35 3 Remove the thermal module from the mainboard ...
Страница 53: ...Aspire TC 780 Desktop Computer Service Guide 45 3 Pull the power supply module out of the chassis ...
Страница 55: ...Aspire TC 780 Desktop Computer Service Guide 47 3 Pull the bracket with the cables out of the chassis ...
Страница 67: ...Aspire TC 780 Desktop Computer Service Guide 59 3 Connect the power supply cables to the mainboard ...
Страница 77: ...Aspire TC 780 Desktop Computer Service Guide 69 3 Connect the thermal module fan cable to the mainboard ...
Страница 88: ...80 Aspire TC 780 Desktop Computer Service Guide ...
Страница 126: ...118 Aspire TC 780 Desktop Computer Service Guide ...
Страница 136: ...128 Aspire TC 780 Desktop Computer Service Guide ...