Acer Aspire XC600 Acer Aspire XC600 Desktop Service Guide - Page 78

Real-Time Clock-related Symptoms Symptom/Error Real-time clock is inaccurate. Action/FRU • 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 • Speaker power/connection/cable sound comes from speakers. Modem-related Symptoms Symptom/Error Action/FRU Modem ring cannot wake up system from • For an external modem, make sure Power on By Ring in suspend mode. 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 • Ensure the modem card is installed properly. but cannot receive/send data/fax Fax/voice modem software program • Ensure the modem voice-in cable from modem adapter card invoked but has no sound output. (Data is connected to the mainboard files are received normally; voice from modem cannot be produced, but system sound feature works normally.) Video and Monitor-related Symptoms Symptom/Error Action/FRU Video memory test failed.Video adapter • Remove all non-factory-installed cards. failed. • Load default settings (if screen is readable). • Mainboard Display problem • Monitor signal connection/cable • Incorrect colors • Monitor • No high intensity • Video adapter card • Missing, broken, or incorrect characters • Mainboard • Blank monitor (dark) • Blank monitor (bright) • Distorted image • Unreadable monitor 70 Aspire XC600 Service Guide