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Acer Aspire 5738 Acer Aspire 5236, Aspire 5536, and Aspire 5536G Series Servic - Page 125

Clearing Password Check and BIOS Recovery, Clearing Password Check

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Clearing Password Check and BIOS Recovery This section provides the standard operating procedures for clearing the password and BIOS recovery for Aspire 5738G/5738ZG/5738Z/5738/5338 and the Aspire 5536/5536G/5236 Series. There is one Hardware Open Gap on the main board for clearing the password check and one Hotkey for enabling BIOS Recovery. Clearing Password Check Hardware Open Gap Description Hardware Gap Default Setting Open (Normal) Operation Description Short (Clearing Password Check) Hardware Gap Position on the Main Board Gap name in Aspire 5738G/5738ZG/5738Z/5738/5338 Series is G78. Chapter 5 G78 117

Section	Page
Features	9
Dimension and weight	11
System Block Diagram	12
Your Acer Notebook tour	14
Right View	17
Indicators	19
Easy-Launch Buttons	19
Touchpad basics (with two-click buttons)	19
Using the Keyboard	20
Lock Keys and embedded numeric keypad	20
Windows Keys	21
Hot Keys	22
Special Key (only for certain models)	23
Using the System Utilities	24
Acer GridVista (dual-display compatible)	24
Hardware Specifications and Configurations	26
BIOS Setup Utility	35
Navigating the BIOS Utility	36
Information	37
Main	39
Security	41
Boot	45
Exit	46
BIOS Flash Utility	47
Remove HDD Password	48
Disassembly Requirements	51
General Information	52
Pre-disassembly Instructions	52
Disassembly Process	52
External Module Disassembly Process	53
External Modules Disassembly Flowchart	53
Removing the Battery Pack	54
Removing the SD Dummy Card	55
Removing the DIMM Module	56
Removing the Back Cover	57
Removing the Hard Disk Drive Module	58
Removing the WLAN Modules	61
Removing the Optical Drive Module	63
Main Unit Disassembly Process	65
Main Unit Disassembly Flowchart	65
Removing the Middle Cover	66
Removing the Keyboard	68
Removing the LCD Module	69
Separating the Upper Case from the Lower Case	72
Removing the Fingerprint and Touchpad Boards	76
Removing the Left Speaker Module	79
Removing the USB Board Module	80
Removing the Modem Module	83
Removing the Bluetooth Module	84
Removing the Right Speaker Module	86
Removing the Main Board	88
Removing the Heatsink Module	90
Removing the CPU	92
LCD Module Disassembly Process	95
LCD Module Disassembly Flowchart	95
Removing the LCD Bezel	96
Removing the LCD panel with the Brackets	97
Removing the LCD Brackets	99
Removing the FPC Cable	100
Removing the Antennas	101
Removing the Web Camera	103
System Check Procedures	106
External Diskette Drive Check	106
External CD-ROM Drive Check	106
Keyboard or Auxiliary Input Device Check	106
Memory Check	107
Power System Check	107
Touchpad Check	108
Power-On Self-Test (POST) Error Message	108
Index of Error Messages	109
Phoenix BIOS Beep Codes	112
Index of Symptom-to-FRU Error Message	117
Intermittent Problems	121
Undetermined Problems	122
Main Board	123
Clearing Password Check and BIOS Recovery	125
Clearing Password Check	125
BIOS Recovery by Crisis Disk	127
Aspire 5738G/5738ZG/5738Z/5738/5338 Series and Aspire 5536/5536G/5236 Series Exploded Diagram	132
Model Definition and Configuration	178
Aspire 5738G/5738ZG/5738Z/5738/5338 Series	179
Aspire 5536/5536G/5236 Series	210
Microsoft® Windows® Vista Environment Test	226
Online Support Information	229

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