Acer Aspire 1640 Service Guide
Page 80
... different from hibernation mode. DIMM System board Speaker-Related Symptoms Symptom / Error In Windows, multimedia programs, no sound. LCD cover switch System board See "S4 Sleeping State" on page 28. LCD cover switch System board Chapter 4 80 Audio driver Speaker System board Speaker System board Action in Sequence Enter BIOS Setup Utility to...
... different from hibernation mode. DIMM System board Speaker-Related Symptoms Symptom / Error In Windows, multimedia programs, no sound. LCD cover switch System board See "S4 Sleeping State" on page 28. LCD cover switch System board Chapter 4 80 Audio driver Speaker System board Speaker System board Action in Sequence Enter BIOS Setup Utility to...
Aspire 1640 User's Guide
Page 34
...Make sure that the printer is connected to a USB port on the taskbar. English 24 No audio is a clear path between the two infrared ports. Check the following : • Make sure ...that the infrared port is turned on the computer, the internal speakers automatically turn off. In Windows, look at the volume control icon on the computer. Try attaching an external keyboard to a...it is enabled. • Make sure both devices (for file transfers) or you have the appropriate drivers (for more detail. • If headphones, earphones or external speakers are facing each other (+/- 15...
...Make sure that the printer is connected to a USB port on the taskbar. English 24 No audio is a clear path between the two infrared ports. Check the following : • Make sure ...that the infrared port is turned on the computer, the internal speakers automatically turn off. In Windows, look at the volume control icon on the computer. Try attaching an external keyboard to a...it is enabled. • Make sure both devices (for file transfers) or you have the appropriate drivers (for more detail. • If headphones, earphones or external speakers are facing each other (+/- 15...