Acer 5210 - Manual (Page 92)

Chapter 4 83
NOTE: If you can not correct the problems according to the anterior tables, see Undetermined Problems.
Touchpad does not work. Reconnect touchpad cable.
Touchpad board
System board
Modem-Related Symptoms
Symptom/Error Action in Sequence
Internal modem does not
work correctly. Modem phone port
modem combo board
System board
Keyboard/Touchpad-Related Symptoms
Symptom/Error Action in Sequence