Acer Aspire T320 Aspire T320 Service Guide - Page 75

Error Symptom Action/FRU CD/DVD-ROM drive cannot load or eject when the system is turned on and its eject button is pressed and held. 1. Disconnect all cables from CD/DVD-ROM drive except power cable, then press eject button to try to unload the disk. 2. CD/DVD-ROM drive power. 3. CD/DVD-ROM drive CD/DVD-ROM drive does not read and there are no messages are displayed. 1. CD may have dirt or foreign material on it. Check with a known good disc. 2. Ensure the CD/DVD-ROM driver is installed properly. 3. CD/DVD-ROM drive. CD/DVD-ROM drive can play audio CD but no sound output. 1. Ensure the headphone jack of the CD/DVD-ROM has an output. 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 the information in the Date and Time of BIOS Setup is set correctly. 2. RTC battery. 3. System board Audio Audio software program invokes but no sound comes from speakers. 1. Speaker power/connection/cable. Modem Modem ring cannot wake up system from suspend mode. 1. Ensure the Modem Ring Indicator in BIOS Setup or Power Management is set to Enabled. 2. If PCI modem card is used, reinsert the modem card to PCI slot firmly or replace the modem card. 3. If ISA modem card is used, ensure the modem ring-in cable from the modem card to system board is connected properly. 4. 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 1. 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.) 1. Ensure the modem voice-in cable from modem adapter card to system board Video and Monitor Video memory test failed. Video adapter failed. 1. Remove all non-factory-installed cards. 2. Load default settings (if screen is readable). 3. System board Chapter 4 68