Acer 3220 - Manual (Page 77)

70 Chapter 4
NOTE: If you cannot find a symptom or an error in this list and the problem remains, see “Undetermined
Problems” on page 72.
Modem/LAN-Related Symptoms
Symptom / Error Action in Sequence
Internal modem does not work correctly. Phone cable
Driver
Reconnect the Internal modem cable to the main board tightly.
Main board
Internal LAN does not work correctly Lan cable
Driver
Main board