Acer Empowering Technology

Acer Aspire 7720zg Empowering Technology

Acer's innovative Empowering Technology makes it easy for you to access frequently used functions and manage your new Acer notebook. It features the following handy utilities q Acer eNet Management hooks up to location-based networks intelligently. q Acer ePower Management extends battery power via versatile usage profiles. q Acer eAudio Management allows you to easily control the enhanced sound effects of Dolby Home q Acer ePresentation Management connects to a projector and adjusts display...

Board Layout Top View

Acer Aspire 5520 Rj45

2 JP3 Speaker Left Connector 3 JP34 Speaker Right Connector 4 JP4 Microphone Connector 7 JP2 Button Board Connector 8 JP36 LED Board Connector 12 U15 Keyboard Controller 13 JP9 PCI Express Card Socket 15 LED2 Battery Charge Discharge LED 16 JP13 Mainboard to Audio Board 17 JP11 Mainboard to USB amp TV Board 18 JP12 Bluetooth Module Connector

Intermittent Problems

Intermittent system hang problems can be caused by a variety of reasons that have nothing to do with a hardware defect, such as cosmic radiation, electrostatic discharge, or software errors. FRU replacement should be considered only when a recurring problem exists. When analyzing an intermittent problem, do the following 1. Run the advanced diagnostic test for the system board in loop mode at least 10 times. 2. If no error is detected, do not replace any FRU. 3. If any error is detected,...