Vendor Type Description WiFi Antenna, Audio Codec | Acer 5551, 5251

Vendor		Type	Description

WiFi Antenna
10000105 WNC		PIFA	PIFA

Audio Codec

10004786		ALC272X	Realtek Audio Codec ALC272X
REALTEK

A cover

10000981	MISC	Black IMR	Black IMR

10000981	MISC	Silver IMR	A cover Silver IMR (Mat+Pattern)

B cover

9999995 ONE TIME		Mirror	Mirror
VENDER

9999995 ONE TIME		Mirror w/Camera	Mirror w/Camera
VENDER

Bluetooth

23707801		BT 2.1	Foxconn Bluetooth BRM 2046 BT2.1 (T60H928.33) f/
FOXCONN TW			w:861

23707801		BT 2.1	Foxconn Bluetooth ATH AR3011
FOXCONN TW

23707801		BT 2.1	Foxconn Bluetooth BRM 2070 (T77H114.01)
FOXCONN TW

10001018	HON HAI	BT 3.0	Foxconn Bluetooth BRM 2046 BT3.0 (T60H928.33) f/
			w:861

10001018	HON HAI	BT 3.0	Foxconn Bluetooth ATH AR3011 (BT3.0)

10001018	HON HAI	BT 3.0	Foxconn Bluetooth BRM 2070 (T77H114.01) BT 3.0

Camera

10001044		1.3M	Chicony 1.3M CH9665SN (CNF9157)
CHICONY

PLM00012 Suyin		1.3M	Suyin 1.3M SY9665SN

10001023	LITE-ON	1.3M	Liteon 1.3M LT9665AL (09P2SF119)

10001023	LITE-ON	1.3M	Liteon 1.3M LT6AASP( 09P2BF127)

Card Reader

PLM00014 ODM		5 in 1-Build in	5 in 1-Build in MS, MS Pro, SD, SC, XD

Software

10000981	MISC	McAfee	Antivirus application McAfee

Wireless LAN

23707801		3rd WiFi 2x2 BGN	Foxconn Wireless LAN Atheros HB93 2x2 BGN (HM)
FOXCONN TW

PLM00010 QMI		3rd WiFi 2x2 BGN	QMI Wireless LAN Atheros HB93 2x2 BGN (HM) EM306

23707801		3rd WiFi 2x2 BGN	Foxconn Wireless LAN Broadcomm 43225 2x2 BGN
FOXCONN TW			(HM) T77H103.00

23707801		3rd WiFi 2x2 BGN	Foxconn Wireless LAN Atheros HB97 2x2 BGN (HM)
FOXCONN TW

10001023	LITE-ON	3rd WiFi 2x2 BGN	Liteon Wireless LAN Atheris HB97 2x2 BGN (HM)
			WN6603AH

23707801		3rd WiFi BG	Foxconn Wirelss LAN Atheros HB95 1x1 BG (HM)
FOXCONN TW

Appendix B

193

Image 203

Acer 5251, 5551G Vendor Type Description WiFi Antenna, Audio Codec, Cover, Bluetooth, Camera, Software, Wireless LAN

Contents

Aspire 5251/5551G/5551 Series Service Guide Revision History III Copyright Conventions Preface Page Table of Contents Viii Troubleshooting 137 Microsoft Windows 7 Environment Test AspireAspire 5551G Table of Contents Chapter Features Optical Media Drive Storage SubsystemAudio Storage Privacy control Dimensions and weightPower subsystem Communication Environment Optional Items ATI SB820M System Block Diagram HDD Your Acer Notebook tourFront View Icon Description Hdmi Closed Front ViewLeft View Right View Icon Function Description IndicatorsBottom View Function Left Button Right Button Main TouchPad TouchPad Basics Lock key Description Using the KeyboardLock Keys and embedded numeric keypad Key Description Windows Keys Hotkey Icon Function Description Hot Keys CPU Hardware Specifications and ConfigurationsPlatform Specification Processor Specifications ODD Fan Acoustic Specifications Operation ApplicationLoudness Sone Tone Mode DBA 0MB System Memory Specification4GB Memory Combinations Slot Total Memory SANYO/SONY/PANASONIC/SAMSUNG/SIMPLO AS2009A Onboard LAN SpecificationWireless LAN Specification Battery Specification Cell Hard Disk Drive Interface Specification System Power Management Acpi mode SpecificationPower and Keyboard Controller Specification Super-Multi Drive Module VGA VGA Chip SpecificationLCD Display Resolutions Aspire Aspire 5551G Ohci LCD SpecificationLvds Card Reader Specification Audio Interface Specification Chapter Navigating the Bios Utility Bios Setup Utility Uuid Aspire 5251/5551G/5551 BiosInformation Parameter Description Parameter Description Format/Option DisabledMain Clear Disabled orSecurity Parameter Description Option Removing a Password Setting a Password Continue Changing a Password USB CD/DVD ROM Boot Exit Exit Saving Changes Exit Bios Flash Utilities USB CD/DVD DOS Flash UtilityPage WinFlash Utility UnlockHD Remove HDD/BIOS Password UtilitiesRemove HDD Password Password Cleaning Bios Passwords Removing Bios Passwords Using Boot Sequence Selector Output Using DMIToolsInput Using the LAN MAC Eeprom Utility Chapter Disassembly Requirements Machine Disassembly and Replacement Pre-disassembly Instructions Main Screw List Quantity Part Number Disassembly Process Screw List Step Quantity External Module Disassembly ProcessExternal Modules Disassembly Flowchart Removing the Battery Pack Removing the SD Dummy Card Step Size Quantity Screw Type ODD Module M2.5*8 Removing the Optical Drive Module Step Size Quantity Screw Type ODD Bracket M2*3 Step Size Quantity Screw Type Logic lower door M2.5*8 Removing the Logic Lower Door Step Size Quantity Screw Type 3G Cover M2*3 Removing the 3G Cover Removing the Dimm Module Step Size Quantity Screw Type Wlan Module M2*3 Removing the Wlan Module Detach the Wlan Board from the Wlan socket Chapter Removing the Hard Disk Drive Module Step Size Quantity Screw Type HDD Carrier M3*3 Main Unit Disassembly Flowchart Main Unit Disassembly Process Removing the Keyboard Chapter Step Size Quantity Screw Type Removing the Upper Cover Chapter Release the locking latch on a Disconnect a as shown Step Size Quantity Screw Type Upper Cover M2.5*5 Removing the Left Speaker Module Lift the Speaker clear of the Upper Cover Removing the Right Speaker Module Lift the Right Speaker Module clear of the device Step Size Quantity Screw Type Power board M2*3 Removing the Power Board Removing the TouchPad Bracket Step Size Quantity Screw Type TouchPad Bracket M2*3 Step Size Quantity Screw Type Card Reader M2*3 Removing the Card Reader Board Removing the USB Board Lift the USB board clear of the device Removing the Bluetooth Board Removing the Mainboard Step Size Quantity Screw Type Mainboard M2.5*5 Chapter Page Disconnect the Bluetooth to mainboard cable GPU Removing the Thermal ModuleStep Size Quantity Screw Type Thermal Module M2.5*3.2 Carefully lift the Thermal Module clear of the Mainboard Removing the CPU LCD Module Disassembly Flowchart LCD Module Disassembly Process Removing the LCD Assembly Chapter Step Size Quantity Screw Type LCD assembly M2.5*5 Step Size Quantity Screw Type LCD Bezel M2.5*6 Removing the LCD Bezel Removing the Camera Module Step Size Quantity Screw Type LCD Panel M2.5*5 Removing the LCD Panel Step Size Quantity Screw Type LCD Brackets M2*3 Removing the LCD Brackets and Lvds Cable Chapter Disconnect the Lvds cable from the panel Chapter Removing the Microphone Cable Page Removing the Antennas Page Replacing the Antennas LCD Module Reassembly ProcedurePage Replacing the Microphone Cable Replacing the LCD Brackets and Lvds Cable 102 Chapter Replacing the LCD Panel Place the Camera in the module Connect the camera cable Replacing the Camera Module Replacing the LCD Bezel Replacing the LCD Assembly Page 108 Chapter Replacing the CPU Main Module Reassembly Procedure Replacing the Thermal Module Connect the fan cable Chapter 111 Replacing the Mainboard Page 114 Chapter Replacing the Bluetooth Board Replacing the USB Board Page Replacing the Card Reader Board Replacing the TouchPad Bracket 120 Chapter Replacing the Power Board Replacing the Right Speaker Module Replacing the Left Speaker Module Replacing the Upper Cover Page 126 Chapter Replacing the Keyboard Replacing the Hard Disk Drive Module Replacing the Wlan Module Replacing the Dimm Modules Replacing the 3G Cover Replacing the Logic Lower Door Replacing the ODD Module Replacing the SD Dummy Card Replacing the Battery 136 Chapter Symptoms Verified Go To Common Problems Computer Shutsdown Intermittently Power On Issue No Post or Video No Display Issue Abnormal Video Display Random Loss of Bios Settings Built-In Keyboard Failure LCD Failure Internal Speaker Failure TouchPad Failure Select Set up microphone Sound ProblemsMicrophone Problems Select Startup Repair HDD Not Operating CorrectlySelect Repair your computer ODD Not Operating Correctly ODD Failure Discs Do Not Play Drive Not Detected Thermal Unit Failure Wireless Function Failure Other Failures External Mouse Failure Dimm Intermittent ProblemsUndetermined Problems Post Codes Post Code Range Phase Peirecoveryloadfiledone PEI Peienterrecoverymode PEIPeirecoverymediafound PEI Peirecoverymedianotfound PEI Bdsenterbootmanager BDS Bdsenumerateallbootoption BDSBdsendofbootselection BDS Bdsentersetup BDS Smmacpidisableend SMM Smmacpienablestart SMMSmmacpienableend SMM Smmacpidisablestart SMM Top View JODD1 PJP2JHDD1 PJP1 USB/B Board Power Board For NEW85 Wlan LED CR/B Board Clear Cmos Jumper Clearing Password Check and Bios RecoveryClearing Password Check Steps for Clearing Bios Password Check Steps for Bios Recovery from USB Storage Bios Recovery by Crisis DiskBios Recovery Boot Block Bios Recovery Hotkey FRU Field Replaceable Unit List Description Acer P/N Aspire 5251/5551G/5551 Exploded DiagramsMain Assembly Base Assembly Antenna Wlan AUX LED AssemblyAntenna Wlan Main Aspire 5251/5551G/5551 FRU List Screw List Chapter 167 Aspire Appendix a Model Acer Part No Memory Media Extra SW1 Card Reader Wireless ProcessorMemory Chip AAP Aspire 5551GEmea China TWN Gctwn Wxgag VGA ChipMadisonpr 1G-DDR3 SO2GBIII10 Wxgag DDR3 Parkxt 2GB HDD 1GB AS5551G LX.PUU01.003 N320GB5.4 N832G32Mn LX.PUU01.001 AS5551G LX.PUS01.003 NBDCB4 AS5551G LX.PUS02.014 EME Acla AS5551 LX.PTQ02.021 UMA SO2GBIII13B UMA SO2GBIII10 UMA SO1GBIII10 Ksbr SO1GBIII13 AS5551 LX.PTQ02.016 AS5551 LX.PWK02.002 McAfee 1-Build 3rd WiFi N332G32Mn 2x2 BGN Appendix a 186 Appendix B Test Compatible Components Vendor Type Description Adapter BatteryMicrosoft Windows 7 Environment Test Vendor Type Description NLED15.6WXGAG Toshiba Digi MK3265GSX Sata 8MB LF F/WGJ002JN15.6WXGAG SO1GBIII13BR InnoluxNLED15.6WXGAGB Kingston NB Chipset Audio Codec Vendor Type Description WiFi AntennaBluetooth Wireless LAN 23707801 3rd WiFi BG Foxconn Wirelss LAN Atheros HB95BG HM Appendix C Online Support Information 196 Index Removing 72, 73, 75 199 200