Acer Aspire 4736 Acer Aspire 4336 Notebook Series Service Guide - Page 162

Wireless Function Failure If the WLAN/WiMAX fails, perform the following actions one at a time to correct the problem. Do not replace a non-defective FRUs: Start Check Antenna to WLAN/WiMAX C ard OK NG OK Reconnect the Antenna to the card Check Antenna NG Swap the Antenna OK Check WLAN/Wi MAX Card NG Swap WLAN/ WiMAX Card OK Check Function Board NG Swap Function Board Swap Mainboard Bluetooth Function Failure If the Bluetooth fails, perform the following actions one at a time to correct the problem. Do not replace a nondefective FRUs: Start Check BT cable connected OK NG OK Reconnect the cable to the module Check BT cable NG Swap the cable OK Check BT Module NG Swap BT Module OK Check Function Board NG Swap Function Board Swap Mainboard 152 Chapter 4