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Acer Extensa 5220 Service Guide for TravelMate 5320, 5720, 5720G, Extensa 5220 - Page 99

Acer Extensa 5220 Manual

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19. Disconnect the speaker cable from the SPKR1 on the main board. 20. Remove the two screws (C) holding the main board. Step 1~2 Size (Quantity) M2 x L4 (2) Silver Color Torque 1.6 kgf-cm 21. Carefully detach the main board and turn it over to access the USB board cable. 22. Detach the USB board cable from the USBCN1 on the main board. Chapter 3 89

Section	Page
Features	11
System Block Diagram	14
Your Acer Notebook tour	15
Front View	15
Closed Front View	16
Left View	17
Right View	17
Rear Panel	18
Bottom Panel	18
Indicators	19
Easy-Launch Buttons	20
Touchpad Basics	21
Using the Keyboard	23
Lock Keys and embedded numeric keypad	23
Windows Keys	24
Hot Keys	25
Special Key	26
Acer Empowering Technology	27
Empowering Technology password	27
Acer eNet Management	27
Acer ePower Management	29
Acer ePresentation Management	30
Acer eDataSecurity Management	31
Acer eLock Management	32
Acer eRecovery Management	33
Acer eSettings Management	34
Windows Mobility Center	35
Using the System Utilities	36
NTI Shadow	36
Acer GridVista (dual-display compatible)	36
Launch Manager	38
Norton Internet Security	38
Hardware Specifications and Configurations	39
BIOS Setup Utility	49
Navigating the BIOS Utility	50
Information	51
Main	52
Advanced	54
Security	55
Boot	59
Exit	60
BIOS Flash Utility	61
Remove HDD/BIOS Utility	62
Disassembly Requirements	67
General Information	68
Pre-disassembly Instructions	68
Disassembly Process	68
External Module Disassembly Process	69
External Modules Disassembly Flowchart	69
Removing the Battery Pack	70
Removing the SD dummy card	70
Removing the PC and ExpressCard dummy cards	71
Removing the Lower Cover	72
Removing the DIMM	73
Removing the WLAN Board Modules	74
Removing the Hard Disk Drive Module	75
Removing the Optical Drive Module	76
Main Unit Disassembly Process	79
Main Unit Disassembly Flowchart	79
Removing the Modem Board	80
Removing the Heatsink Fan Module	80
Removing the CPU and VGA Heatsink Module	81
Removing the CPU	83
Removing the VGA board (for Discrete model only)	83
Removing the Middle Cover and the Power Board	84
Removing the Keyboard	86
Removing the LCD Module	88
Separating the Upper Case from the Lower Case	91
Removing the Launch Board	94
Removing theTouch Pad Board Module	95
Removing the main board	98
Removing the Speaker Modules	100
Removing the USB Board	101
LCD Module Disassembly Process	103
LCD Module Disassembly Flowchart	103
Main Screw List	103
Removing the LCD Bezel	104
Removing the LCD module with the Brackets	105
Removing the Inverter Board and FPC Cable	106
Removing the LCD Brackets	107
Removing the Left and Right Hinge	107
Removing the Antennas	108
Removing the Internal Microphone and Web Camera	109
System Check Procedures	112
External Diskette Drive Check	112
External CD-ROM Drive Check	112
Keyboard or Auxiliary Input Device Check	112
Memory check	113
Power System Check	113
Touchpad Check	115
Power-On Self-Test (POST) Error Message	116
Index of Error Messages	117
Phoenix BIOS Beep Codes	120
Index of Symptom-to-FRU Error Message	125
Intermittent Problems	129
Undetermined Problems	130
Top View	131
Bottom View	132
TravelMate 5720/5320 and Extensa 5620/5220 Exploded Diagram	136
Model Definition and Configuration	148
TravelMate 5720/5320 Series	148
Extensa 5620/5220 Series	170
Microsoft® Windows® Vista Environment Test	176

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