Peimemorycallback PEI, Peienterrecoverymode PEI | Acer 5252, 5552G

	Functionality Name (Include\	Phase	Post	Description
	PostCode.h)	Phase	Code	Description
	PostCode.h)		Code

	PEI_MEMORY_CALLBACK	PEI	83	Set cache for physical memory

	PEI_ENTER_RECOVERY_MODE	PEI	84	Recovery device Initialization

	PEI_RECOVERY_MEDIA_FOUND	PEI	85	Found Recovery image

	PEI_RECOVERY_MEDIA_NOT_FOUND	PEI	86	Recovery image not found

	PEI_RECOVERY_LOAD_FILE_DONE	PEI	87	Load Recovery Image completed

	PEI_RECOVERY_START_FLASH	PEI	88	Start Flash BIOS with Recovery
				image

	PEI_ENTER_DXEIPL	PEI	89	Loading BIOS image to RAM

	PEI_FINDING_DXE_CORE	PEI	8A	Loading DXE core

	PEI_GO_TO_DXE_CORE	PEI	8B	Enter DXE core

DXE Phase POST Code Table:

	Functionality Name (Include\	Phase	PostCode	Description
	PostCode.h)	Phase	PostCode	Description
	PostCode.h)

	DXE_NB_INIT	DXE	45	North bridge Middle initialization

	DXE_SB_INIT	DXE	48	South Bridge Middle initialization

	DXE_IDENTIFY_FLASH_DEVICE	DXE	49	Identify Flash device

	DXE_FTW_INIT	DXE	4A	Fault Tolerant Write verification

	DXE_VARIABLE_INIT	DXE	4B	Variable Service initialization

	DXE_VARIABLE_INIT_FAIL	DXE	4C	Fail to initial Variable Service

	DXE_MTC_INIT	DXE	4D	MTC Initial

	DXE_CPU_INIT	DXE	4E	CPU Middle Initialization

	DXE_MP_CPU_INIT	DXE	4F	Multi-processor
				MiddleInitialization

	DXE_SMBUS_INIT	DXE	50	SMBUS Driver Initialization

	DXE_SMART_TIMER_INIT	DXE	51	8259 Initialization

	DXE_PCRTC_INIT	DXE	52	RTC Initialization

	DXE_RELOCATE_SMBASE	DXE	56	Relocate SMM BASE

	DXE_FIRST_SMI	DXE	57	SMI test

	DXE_BEFORE_CSM16_INIT	DXE	59	Legacy BIOS Initialization

	DXE_AFTER_CSM16_INIT	DXE	5A	Legacy interrupt function
				Initialization

	DXE_LOAD_ACPI_TABLE	DXE	5B	ACPI Table Initialization

BDS Phase POST Code Table:

	Functionality Name (Include\	Phase	Post	Description
	PostCode.h)	Phase	Code	Description
	PostCode.h)		Code

	BDS_ENTER_BDS	BDS	10	Enter BDS entry
	BDS_INSTALL_HOTKEY	BDS	11	Install Hotkey service

	BDS_PCI_ENUMERATION_START	BDS	13	PCI enumeration

	BDS_BEFORE_PCIIO_INSTALL	BDS	14	PCI resource assign complete

	BDS_PCI_ENUMERATION_END	BDS	15	PCI enumeration complete

	BDS_CONNECT_CONSOLE_IN	BDS	16	Keyboard Controller, Keyboard
				and Mouse initialization

	BDS_CONNECT_CONSOLE_OUT	BDS	17	Video device initialization

164

Chapter 4

Image 174

Acer 5252, 5552G Peimemorycallback PEI, Peienterrecoverymode PEI, Peirecoverymediafound PEI, Peirecoverymedianotfound PEI

Contents

Aspire 5252/5552/5552G Series Service Guide Revision History Copyright IIIPage Conventions Preface Table of Contents Table of Contents Troubleshooting 149 Microsoft Windows 7 Environment Test Table of Contents Features Chapter Storage GraphicsAudio Aspire 5252/5552 Optical Media Drive Dimensions and WeightPower Subsystem Communication Special Keys and Controls InterfaceSoftware Warranty Optional ItemsEnvironment System Block Diagram Discrete Model UMA Model ATI SB820M Icon Description Your Acer Notebook tourFront View HDD Rear View Left View Right View Hdmi Indicators Base ViewIcon Function Description Touchpad Basics Function Left Button Right Button Main Touchpad Using the Keyboard Lock Keys and embedded numeric keypadLock key Description Windows Keys Key Description Hot Keys Hotkey Icon Function Description Hardware Specifications and Configurations UMACPU AMD RS880M Northbridge SpecificationSouthbridge Specification AMD SB820M Bios 2MB Ddriii SO-DIMM System Memory SpecificationLAN Interface Specification Memory Combinations Slot Total Memory Wireless Module 802.11b/g/n Specification Bluetooth Interface Specification DVD-R 3.9GB, 4.7GB DVD-R DL, DVD-RW, DVD-RAM, DVD+R, DVD+R Super-Multi Drive Interface SpecificationBD Drive Interface Specification Hlds BD Combo Drive Tray DL 4X CT10 LF, Panasonic BD Combo Video Interface Specification Audio Subsystem SpecificationGraphics Controller Specification Discrete Specification Discrete Pcmcia Port Not available in this model Specification USB Port SpecificationHdmi Port Specification System Board Major Chips Specification Discrete Keyboard Specification Ports SpecificationBattery Specification Samsung LTN156AT02-A04 LED SpecificationCcfl Specification Samsung LTN156AT01-A01 Camera Specification LCD Inverter SpecificationGraphic Driver Supported Resolution Bits AC Adapter Specification Card Reader Specification Discrete System LED Indicator SpecificationPower Specification Legacy Acpi Mode Power Management Chapter Bios Setup Utility Navigating the Bios Utility Parameter Description Aspire AS5552/AS5552G BiosInformation Uuid Disabled MainParameter Description Format/Option Parameter Description Option Disabled orSecurity Clear or Set Setting a Password Removing a Password Changing a Password Continue Boot USB CD/DVD ROM Information Main Security Boot Exit Exit Saving Changes Exit Bios Flash Utilities DOS Flash Utility USB FDDUSB HDD Page WinFlash Utility Password Remove HDD/BIOS Password UtilitiesRemove HDD Password UnlockHD Removing Bios Passwords Cleaning Bios Passwords Using Boot Sequence Selector Using DMITools InputOutput Machine Disassembly and Replacement Disassembly Requirements Pre-disassembly Instructions Disassembly Process Main Screw List Quantity Part Number External Module Disassembly Process External Modules Disassembly FlowchartScrew List Step Quantity Removing the Battery Pack Removing the SD Dummy Card Removing the Keyboard Chapter Removing the ODD Module Step Size Quantity Screw Type ODD Module M2.5*8 Step Size Quantity Screw Type ODD Bracket M2*3 Removing the Logic Lower Door Step Size Quantity Screw Type Removing the 3G Cover Discrete Only Step Size Quantity Screw Type 3G Cover M2.5*8 Removing the Dimm Module Removing the Wlan Module Step Size Quantity Screw Type Wlan Module M2*3 Detach the Wlan module from the Wlan socket Chapter Removing the HDD Module Step Size Quantity Screw Type HDD Carrier M3*3 Removing the RTC Battery UMA Only Main Unit Disassembly Process Main Unit Disassembly Flowchart Removing the Upper Cover Page Chapter Step Size Quantity Screw Type Upper Cover M2.5*5 Removing the Speaker Module Removing the Power Board Step Size Quantity Screw Type Power Board M2*3 Removing the Touchpad FFC Removing the Card Reader Board Discrete Only Remove one 1 screw from the card reader board Removing the USB Board Step Size Quantity Screw Type USB Board M2*3 Removing the Bluetooth Module Lift the Bluetooth cable from the cable guides Removing the ODD Connector Board UMA Only Removing the Mainboard UMA Chapter Page Removing the Thermal Module Carefully lift the thermal module clear of the mainboard Removing the CPU Removing the LCD Assembly Step Size Quantity Screw Type LCD Assembly M2.5*8 Remove the LCD assembly from the lower cover Chapter Removing the DC-IN Assembly LCD Module Disassembly Process LCD Module Disassembly Flowchart Removing the LCD Bezel Step Size Quantity Screw Type LCD Bezel M2.5*6 Removing the Camera Module Removing the Inverter Board LCD Only Step Size Quantity Screw Type Inverter Board M2.5*5Page Removing the LCD/LED Panel Step Size Quantity Screw Type LCD/LED Panel M2.5*5 Removing the LCD Brackets Step Size Quantity Screw Type LCD Brackets M2*3 Removing the Lvds cable LCD LED Removing the Microphone Cable Lift the microphone set clear of the panel Removing the Antennas 100 Chapter LCD Module Reassembly Procedure Replacing the Antennas 102 Chapter Replacing the Microphone Cable 104 Chapter Replacing the Lvds Cable Replacing the LCD Brackets Replacing the LCD/LED Panel Replacing the Inverter Board LCD Only Page Replacing the Camera Module Replacing the LCD Bezel Main Module Reassembly Procedure Replacing the DC-IN Assembly Replacing the LCD Assembly 114 Chapter Page Replacing the CPU Replacing the Thermal Module Mastro B6 118 Chapter Chapter 119 Replacing the Mainboard UMA 122 Chapter Replacing the ODD Connector Board UMA Only Replacing the Bluetooth Board Replacing the USB Board 126 Chapter Replacing the Card Reader Board Discrete Only 128 Chapter Replacing the Touchpad FFC Replacing the Power Board Replacing the Speaker Module Replacing the Upper Cover Page 134 Chapter Step Size Quantity Screw Type Upper Cover M2.5*5 Replacing the RTC Battery UMA Only Replacing the HDD Module 138 Chapter Replacing the Wlan Module Replacing the Dimm Modules Replacing the 3G Cover Discrete Only Replacing the Lower Logic Door Replacing the ODD Module 144 Chapter Replacing the Keyboard Replacing the SD Dummy Card Replacing the Battery 148 Chapter Common Problems Symptoms Verified Go To Power On Issue Computer Shutsdown Intermittently No Display Issue No Post or Video Random Loss of Bios Settings Abnormal Video Display LCD Failure Built-In Keyboard Failure Touchpad Failure Internal Speaker Failure Sound Problems Microphone ProblemsSelect Set up microphone HDD Not Operating Correctly Select Repair your computerSelect Startup Repair ODD Failure ODD Not Operating Correctly Discs Do Not Play Drive Not Detected Wireless Function Failure Thermal Unit Failure External Mouse Failure Other Failures Intermittent Problems Undetermined ProblemsDimm Post Code Range Phase Post Codes Peirecoverymedianotfound PEI Peienterrecoverymode PEIPeirecoverymediafound PEI Peirecoveryloadfiledone PEI Bdsentersetup BDS Bdsenumerateallbootoption BDSBdsendofbootselection BDS Bdsenterbootmanager BDS Smmacpidisablestart SMM Smmacpienablestart SMMSmmacpienableend SMM Smmacpidisableend SMM Top View Discrete Bottom View Discrete Top View UMA Bottom View UMA JRJ45 Power BoardDiscrete LED6 SW2 LED7 Wwan LED SW3 LED8 Power BoardUMA Card Reader Board Discrete only USB ConnectorUSB Board JUSB1/JUSB2 Steps for Clearing Bios Password Check Clearing Password Check and Bios RecoveryClearing Password Check Clear Cmos Jumper Bios Recovery Hotkey Bios Recovery by Crisis DiskBios Recovery Boot Block Steps for Bios Recovery from USB Storage 176 Chapter FRU Field Replaceable Unit List Aspire AS5552/AS5552G Exploded Diagrams Main AssemblyDescription Acer Part No Upper Assembly LCD Assembly LED Assembly Category Description Acer Part No BatteryAspire AS5552/AS5552G FRU List Adapter Cable CASE/COVER/BRACKET Assembly CPU/PROCESSOR HDD/HARD Disk Drive 22A0RT0, ML320M,WD Sata 8MB LF F Keyboard BD Combo Drive DVD RW Drive LCD Ccfl LCD LPL 15.6W Wxga Glare Ccfl LCD CMO 15.6W Wxga GlareCost Ccfl LCD Samsung 15.6W Wxga Glare ANTENNA*2, CCD 1.3M, Silver LCD Cover IMR-SILVER ANTENNA*2, CCD 1.3M, Brown LCD Cover IMR-BROWN ANTENNA*2, CCD 1.3M, RED LCD Cover IMR-RED Assy LED Module 15.6W Wxga Glare W ANTENNA*2, CCD 1.3M, Black LED Cover IMR-BLACK LED LCD Samsung 15.6W Wxga Glare LED Cable for W/CMOSLED Bracket R&L LED LCD BOE 15.6W Wxga Glare ANTENNA*2, CCD 1.3M, Brown LED Cover IMR-BROWN ANTENNA*2, CCD 1.3M, RED LED Cover IMR-RED Mainboard Mainboard AS5552 AMD RS880M LF Memory Heatsink Speaker Miscellaneous Screw List Screw Appendix a AS5252Model Country Acer Part No Description Appendix a Appendix a 202 Model Country Acer Part No Description Appendix a 204 AAP Memory Model CountryCPU LCD VGA Chip AMDV140 NLED15.6WXGAG UMA SO2GBIII10 Appendix a 208 Turkey AAP340 Appendix a 210 Model Country Memory HDD 1GB ODDExtra SW1 Appendix a 212 AS5552 ACLA-Spain N320GB5.4KS Appendix a 214 Model Country Card Reader Wireless LAN1 Bluetooth Appendix a 216 Italy In-1 card reader 3rd WiFi 2x2 BGN N854G50Mnkk AS5552 Appendix a 218 Belgium In-1 card reader 3rd WiFi 2x2 BGN P343G32Mnkk AS5552 AS5552G W7HB64SCASCN1 MC W7HB64RUASRU1 MC Appendix a 222 China LX.R4A01.001 AS5552G-N852G32Mnrr Appendix a 224 Model Country Acer Part No Description CPU LCD VGA Chip NLED15.6WX Madisonpro 1G-DDR3 Appendix a 228 Denmark APN950 Model Country Memory HDD 1 GB P543G32Mnkk AS5552G Appendix a 232 N953G32Mnkk AS5552G Model Country Extra SW1 Card Reader Wireless Bluetooth LAN1 Turkey McAfee In-1 card 3rd WiFi P543G32Mnkk Reader Appendix a 236 France McAfee In-1 card 3rd WiFi N854G50Mnkk Reader Appendix a 238 Test Compatible Components Appendix B Brand Type Description Acer Part No Adapter BatteryMicrosoft Windows 7 Environment Test Audio Codec Brand Type Description Acer Part No HDD MEM KeyboardLAN NB Chipset SB Chipset WiFi AntennaWireless LAN Software 244 Online Support Information Appendix C 246 Index 248 Removing 58, 62 250