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Acer Aspire 4720Z Aspire 4720, G, Z, 4320 Service Guide - Page 95

Category, Part Name and Description, Acer Part No., PWR CORD V50CB3T3012180QD TW

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Category CABLE No. Part Name and Description Acer Part No. WIRELESS LAN BOARD 802.11BG INTEL 3945BG KI.GLN01.005 INTEL WIRELESS WIFI LINK 4965ANG KI.KDN01.001 MOW1 (MM#886224) INTEL WIRELESS WIFI LINK 4965ANG KI.KDN01.002 MOW2 (MM#886220) INTEL WIRELESS WIFI LINK 4965ANG KI.KDN01.003 ROW (MM#886434) INTEL WIRELESS WIFI LINK 4965ANG KI.KDN01.004 JP (MM#886437) POWER BOARD 65W 55.AK907.001 POWER BOARD 90W 55.AK907.002 AUDIO BOARD 55.AK907.003 SWITCH BOARD 55.AK907.004 VGA CARD MSI NVIDIA NB8M-SE 128MB MXM I W/O HDCP VG.8MS06.001 PWR CORD V943B30001218008 DANISH 3P PWR CORD(ISR)1.8M 3PBLK FZ0I0008-038 PWR CORD V50CB3T3012180QD TW110V,3P POWER CORD(SWI)1.8M 3PBLACK FZ010008-011 POWER CORD(IT) 1.8M 3PBLACK FZ010008-008 POWER CORD(S.A) 1.8M 3BLACK FZ010008-006 POWER CORD US 3PIN ROHS POWER CORD(EU) 1.8M 3PBLACK FM010008-010 POWER CORD(UK) 1.8M 3PBLACK FP010008-013 MODEM CABLE 27.A03V7.006 27.A50V7.002 27.A99V7.002 27.A99V7.004 27.A99V7.005 27.T48V7.001 27.TAXV7.001 27.TATV7.001 27.TATV7.003 50.AHS07.001 FFC CABLE - AUDIO TO MB FFC CABLE - SWITCH TO MB 50.AHS07.002 50.AHS07.003 Chapter 6 89

Section	Page
System Specifications	7
Features	7
System Block Diagram	10
Board Layout	11
Top View	11
Bottom View	12
Your Acer Notebook tour	13
Front View	13
Closed Front View	14
Left View	15
Right View	16
Rear view	16
Base view	17
Indicators	17
Easy-Launch Buttons	18
Touchpad Basics	19
Using the Keyboard	20
Lock Keys and embedded numeric keypad	20
Windows Keys	21
Hot Keys	22
Special Key	23
Acer Empowering Technology	24
Empowering Technology password	24
Acer eNet Management	25
Acer ePower Management	26
Acer eAudio Management	28
Acer ePresentation Management	29
Acer eDataSecurity Management	29
Acer eLock Management	31
Acer eRecovery Management	32
Acer eSettings Management	33
Getting to know your Acer Cystal Eye webcam	34
Using the System Utilities	35
Acer GridVista (dual-display compatible)	35
Launch Manager	36
Hardware Specifications and Configurations	37
System Utilities	45
BIOS Setup Utility	45
Navigating the BIOS Utility	46
Information	47
Main	48
Security	50
Boot	54
Exit	55
BIOS Flash Utility	56
Machine Disassembly and Replacement	57
General Information	58
Before You Begin	58
Disassembly Procedure Flowchart	59
Removing the Battery Pack	61
Removing the HDD Module/ODD Module/Memory/Wireless LAN Card/ Keyboard and the LCD Module	62
Removing the HDD Module	62
Removing the ODD Module	63
Removing the Memory	63
Removing the Wireless LAN Card	63
Removing the Keyboard and LCD Module	64
Disassembling the Main Unit	66
Separate the Main Unit Into the Upper and the Lower Case Assembly	66
Disassembling the Lower Case Assembly	66
Disassembling the Upper Case Assembly	67
Disassembling the Main Board	68
Disassembling the LCD Module	70
Disassembling the External Modules	71
Disassembling the HDD Module	71
Disassembling the ODD Module	71
Troubleshooting	73
System Check Procedures	74
External Diskette Drive Check	74
External CD-ROM Drive Check	74
Keyboard or Auxiliary Input Device Check	74
Memory check	75
Power System Check	75
Touchpad Check	77
Power-On Self-Test (POST) Error Message	78
Index of Error Messages	79
Phoenix BIOS Beep Codes	82
Index of Symptom-to-FRU Error Message	86
Intermittent Problems	89
Undetermined Problems	90
Jumper and Connector Locations	91
Top View	91
Bottom View	92
FRU (Field Replaceable Unit) List	93

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