Acer Aspire 7540 Service Guide
Page 106
... "Power System Check" on page 88. System board See "Check the Battery Pack" on page 87. Audio driver Speaker System board Speaker System board Action in Sequence Power source (battery pack and power adapter). Touchpad Keyboard Hard disk connection board Hard disk drive System board See "Save to Disk (S4)" on page...
... "Power System Check" on page 88. System board See "Check the Battery Pack" on page 87. Audio driver Speaker System board Speaker System board Action in Sequence Power source (battery pack and power adapter). Touchpad Keyboard Hard disk connection board Hard disk drive System board See "Save to Disk (S4)" on page...
Acer Aspire 7540 Service Guide
Page 107
...System board Reconnect hard disk/CD-ROM drives. Reconnect hard disk/CD-ROM/diskette drives. Printer driver Printer cable Printer System Board Device driver Device cable Device System board Keyboard/Touchpad-Related Symptoms Symptom / Error Keyboard (one or more keys) does not work correctly. Action .... Hard disk connection board System board Peripheral-Related Symptoms Symptom / Error System configuration does not match the installed devices. Touchpad does not work correctly Print problems. Serial or parallel port device problems. Action in Sequence See "Save to Disk (S4)" on ...
...System board Reconnect hard disk/CD-ROM drives. Reconnect hard disk/CD-ROM/diskette drives. Printer driver Printer cable Printer System Board Device driver Device cable Device System board Keyboard/Touchpad-Related Symptoms Symptom / Error Keyboard (one or more keys) does not work correctly. Action .... Hard disk connection board System board Peripheral-Related Symptoms Symptom / Error System configuration does not match the installed devices. Touchpad does not work correctly Print problems. Serial or parallel port device problems. Action in Sequence See "Save to Disk (S4)" on ...