Acer 710TE Service Guide - Page 51

Flash Memory Update: The flash Memory Update: The flash memory update is required for the following conditions: • New versions of system programs • New features or options Power System Checkout To verify the symptom of the problem, power on the computer using each of the following power sources: 1. Remove the battery pack and diskette drive. 2. Connect the AC Adapter and check that power is supplied. 3. Disconnect the AC Adapter and install the charged battery pack; then check that power is supplied by the battery pack. If you suspect a power problem, see the appropriate power supply checkout in the following list: • "Checking the AC Adapter" • "Checking Operational Charging" • "Checking the Battery Pack" Checking the AC Adapter: • You are here because the computer fails only when the AC Adapter is used: • If the power problem occurs only when the port replicator is used, replace the port replicator. • If the power-on indicator does not turn on, check the power cord of the AC Adapter for correct continuity and installation. • If the operational charge does not work, go to "Checking Operational Charging." 1. Unplug the AC Adapter cable from the computer and measure the output voltage at the plug of the AC Adapter cable. See the following figure Chapter 4 4-5