Acer Veriton L4610G Acer Veriton L4610G Desktop Service Guide - Page 67

Error Symptom Action/FRU CD/DVD-ROM Drive NOTE: Ensure CD/DVD-ROM drive is configured correctly in BIOS Setup, cable/jumper are set correctly and its laser beam is clean before diagnosing any CD/DVD-ROM drive problems. CD/DVD-ROM drive LED doesn't come on but 1. CD/DVD-ROM drive works normally. CD/DVD-ROM drive LED flashes for more than 30 1. CD/DVD-ROM may have dirt or foreign material on it. seconds before LED shutting off. Check with a known good disc. 2. CD/DVD-ROM is not inserted properly. Software asks to reinstall disc. Software displays a 3. CD/DVD-ROM is damaged. reading CD/DVD error. CD/DVD-ROM drive cannot load or eject when the 1. Disconnect all cables from CD/DVD-ROM drive except system is turned on and its eject button is pressed power cable, then press eject button to try to unload the and held. disk. 2. CD/DVD-ROM drive power. 3. CD/DVD-ROM drive CD/DVD-ROM drive does not read and there are 1. CD may have dirt or foreign material on it. Check with a no messages are displayed. 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 D/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 Standard CMOS Feature of BIOS Setup is set correctly. 2. RTC battery. 3. Main board Audio Audio software program invokes but no sound 1. Speaker power/connection/cable. comes from speakers. Modem Modem ring cannot wake up system from suspend 1. For the External Modem, make sure Power on By Ring mode. 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. 2. If PCI modem card is used, reinsert the modem card to PCI slot firmly or replace the modem card. 3. 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 1. Ensure the modem card is installed properly. cannot receive/send data/ fax ax/voice modem software program invokes but 1. Ensure the modem voice-in cable from modem adapter has no sound output. (Data files are received card to main board normally; voice from modem cannot be produced, but system sound feature works normally.) 61