Acer Aspire 5538 Series Service Manual page 225

157
Touchpad Failure
Troubleshooting
Built-in KB Failure 156
Internal Microphone 159
Internal Speakers 157
LCD Failure 156
No Display 154
Other Failures 168
Thermal Unit 167
Touchpad 157
USB 164
WLAN 165
U
Undetermined Problems
Upper Cover
Removing 62
Replacing 134
USB Failure (Rightside)
utility
–
BIOS 23 34
V
volume
hotkeys 13
W
Windows 2000 Environment Test
Wireless Function Failure
WLAN Antennas
Removing 101
Replacing 103
WLAN Board
Removing 55
Replacing 140
169
164
208
165
215