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Acer Aspire 1640Z Acer Aspire 1640Z and 1650Z Service Guide - Page 17

Indicators - hard drive

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Indicators The computer has three easy-to-read status icons on the upper-right above the keyboard, and four on the front panel. Icon Function Description # Icon Function Description 1 Caps Lock Lights when Caps Lock is activated. 2 Num Lock Lights when Numeric Lock is activated. (Fn-F11) 3 Media activity Indicates when the hard disk or optical drive is active. Bluetooth Indicates the status of Bluetooth communication. Wireless LAN Indicates the status of Bluetooth communication. 4 Power Lights when the computer is on. 5 Battery Lights when the battery is being charged. NOTE: 1. Charging: the light shows amber when the battery is charging. NOTE: 2. Fully charged: light shows green when in AC mode. Chapter 1 11

Section	Page
Aspire 1640Z/1650Z Service Guide	1
Chapter 1: System Introduction	7
Features	7
System Block Diagram	9
Board Layout	10
Top View	10
Bottom View	11
Panel	13
Front view	13
Closed front view	14
Left view	14
Right view	15
Rear view	15
Bottom view	16
Indicators	17
Launch Keys	18
Using the keyboard	19
Lock keys and embedded numeric keypad	19
Windows keys	20
Hot Keys	20
Special keys	21
Touchpad	23
Touchpad basics	23
Hardware Specifications and Configurations	25
Chapter 2: System Utilities	36
BIOS Setup Utility	36
Navigating the BIOS Utility	37
Information	38
Main	40
Security	42
Boot	46
Exit	47
BIOS Flash Utility	48
Create Crisis Recovery Diskette	48
Recover BIOS from Crisis Recovery Diskette	48
Chapter 3: Machine Disassembly and Replacement	50
General Information	51
Before You Begin	51
Disassembly Procedure Flowchart	52
Removing the Battery	54
Removing the Hard Disc Drive Module	54
Disassembling the Hard Disc Drive Module	54
Removing the Optical Disc Drive Module	55
Disassembling the Optical Disc Drive Module	55
Removing the Memory	55
Removing the LCD Module	57
Removing the Middle Cover	57
Removing the Keyboard	57
Removing the Fan, the CPU Thermal Module and the CPU	57
Removing the Wireless LAN Card	58
Removing the LCD Module	59
Disassembling the LCD Module	60
Removing the LCD Bezel	60
Disassembling the Main Unit	62
Removing the Upper Case Assembly	62
Removing the Power Board	62
Removing the Touchpad Bracket, the Touchpad Board and the Touchpad	63
Removing the Speaker Set	64
Removing the SW DJ Board Assembly	64
Removing the Audio Board	65
Removing the VGA Thermal Module	65
Removing the Modem Board	66
Removing the Main Board	66
Removing the Control Board	67
Chapter 4: Troubleshooting	70
System Check Procedures	71
External Diskette Drive Check	71
External CD-ROM Drive Check	71
Keyboard or Auxiliary Input Device Check	71
Memory check	72
Power System Check	72
Touchpad Check	74
Power-On Self-Test (POST) Error Message	75
Index of Error Messages	76
Phoenix BIOS Beep Codes	79
Index of Symptom-to-FRU Error Message	83
Intermittent Problems	86
Undetermined Problems	87
Chapter 5: Jumper and Connectors	88
Top View	88
Bottom View	90
Chapter 6: FRU List	92
Aspire 1640 Exploded Diagram	93

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