Acer 5020 manual Code Beeps Post Routine Description

Page 74

 

Code

Beeps

POST Routine Description

 

 

 

 

 

 

 

8Ch

 

Initialize floppy controller

 

 

 

 

 

 

 

8Fh

 

Determine number of ATA drives (optional)

 

 

 

 

 

 

 

90h

 

Initialize hard-disk controllers

 

 

 

 

 

 

 

91h

 

Initialize local-bus hard-disk controllers

 

 

 

 

 

 

 

92h

 

Jump to UserPatch2

 

 

 

 

 

 

 

93h

 

Build MPTABLE for multi-processor boards

 

 

 

 

 

 

 

95h

 

Install CD ROM for boot

 

 

 

 

 

 

 

96h

 

Clear huge ES segment register

 

 

 

 

 

 

 

97h

 

Fixup Multi Processor table

 

 

 

 

 

 

 

98h

1-2

Search for option ROMs. One long, two short

 

 

 

 

beeps on checksum failure.

 

 

 

 

 

 

 

99h

 

Check for SMART drive (optional)

 

 

 

 

 

 

 

9Ah

 

Shadow option ROMs

 

 

 

 

 

 

 

9Ch

 

Set up Power Management

 

 

 

 

 

 

 

9Dh

 

Initialize security engine (optional)

 

 

 

 

 

 

 

9Eh

 

Enable hardware interrupts

 

 

 

 

 

 

 

9Fh

 

Determine number of ATA and SCSI drives

 

 

 

 

 

 

 

A0h

 

Set time of day

 

 

 

 

 

 

 

A2h

 

Check key lock

 

 

 

 

 

 

 

A4h

 

Initialize Typematic rate

 

 

 

 

 

 

 

A8h

 

Erase F2 prompt

 

 

 

 

 

 

 

AAh

 

Scan for F2 key stroke

 

 

 

 

 

 

 

ACh

 

Enter SETUP

 

 

 

 

 

 

 

AEh

 

Clear Boot flag

 

 

 

 

 

 

 

B0h

 

Check for errors

 

 

 

 

 

 

 

B2h

 

POST done- prepare to boot operating system

 

 

 

 

 

 

 

B4h

1

One short beep before boot

 

 

 

 

 

 

 

B5h

 

Terminate QuietBoot (optional)

 

 

 

 

 

 

 

B6h

 

Check password (optional)

 

 

 

 

 

 

 

B9h

 

Prepare Boot

 

 

 

 

 

 

 

BAh

 

Initialize DMI parameters

 

 

 

 

 

 

 

BBh

 

Initialize PnP Option ROMs

 

 

 

 

 

 

 

BCh

 

Clear parity checkers

 

 

 

 

 

 

 

BDh

 

Display MultiBoot menu

 

 

 

 

 

 

 

BEh

 

Clear screen (optional)

 

 

 

 

 

 

 

BFh

 

Check virus and backup reminders

 

 

 

 

 

 

 

C0h

 

Try to boot with INT 19

 

 

 

 

 

 

 

C1h

 

Initialize POST Error Manager (PEM)

 

 

 

 

 

 

 

C2h

 

Initialize error logging

 

 

 

 

 

 

 

C3h

 

Initialize error display function

 

 

 

 

 

 

 

C4h

 

Initialize system error handler

 

 

 

 

 

 

 

C5h

 

PnPnd dual CMOS (optional)

 

 

 

 

 

 

 

C6h

 

Initialize notebook docking (optional)

 

 

 

 

 

 

 

C7h

 

Initialize notebook docking late

 

 

 

 

 

 

 

C8h

 

Force check (optional)

 

 

 

 

 

 

 

C9h

 

Extended checksum (optional)

 

 

 

 

 

 

 

 

 

 

 

68

Chapter 4

Image 74
Contents Service Guide Aspire 3020/5020 SeriesDate Chapter Updates Revision HistoryCopyright Conventions Preface Page System Specifications FeaturesAudio System Block Diagram Bolsena Block DiagramBoard Layout Top ViewPcmcia Bottom ViewCRT Bluetooth Switch FAN Connector Wireless Switch Icon Description An Aspire tourFront View Closed Front View Left View Right ViewRear Panel Indicators Bottom PanelLaunch Keys Icon Function DescriptionTouchpad Basics Launch key Default applicationTouchpad Page Lock Keys and embedded mumeric keypad Using the KeyboardDesired Access Num Lock On Num Lock Off Windows KeysHot Keys Key Icon DescriptionSpecial Key Hot Key Icon Function DescriptionEuro symbol Second Level Cache Hardware Specifications and ConfigurationsProcessor System MemoryIR Interface Memory CombinationsLAN Interface 0MBWireless Module 802.11a/b/g optional device Bluetooth InterfaceWireless Module 802.11b/g optional device Modem InterfaceRPM Combo Drive InterfaceDVD-Dual Interface ATA/ATAPI-6 ATA-6 ATA/ATA-6 ATA-6Audio Interface Video InterfaceIeee 1394 Port Video MemoryUSB Port Pcmcia PortLCD 15 inch BatteryKeyboard QDILCD 15 inch and 15.4 inch Chimei N154I1AC Adaptor System Power ManagementLCD Inverter Chapter Bios Setup Utility ChapterNavigating the Bios Utility Information Parameter DescriptionAdvanced Security Boot Exit MainParameter Description Format/Option IRQ3/IRQ5 AdvancedParameter Description Options DMA3/DMA1Chapter Boot Exit SecurityClear or Set Parameter Description OptionChanging a Password Page Boot +Hard DriveInfo Main Advanced Security Boot ExitBios Flash Utility Machine Disassembly and Replacement General Information Before You BeginDisassembly Procedure Flowchart Screw List Removing the Battery Pack Removing the Wireless LAN Card Removing the Memory and the HDD ModuleRemoving the ODD Module Removing the LCD ModuleChapter Disassembling the Upper Case Assembly Disassembling the Main UnitDisassembling the Lower Case Assembly Page Chapter Disassembling the LCD Module Disassembling the External Modules Disassembling the HDD ModuleTroubleshooting Symptoms Verified Go ToExternal CD-ROM Drive Check System Check ProceduresExternal Diskette Drive Check Keyboard or Auxiliary Input Device CheckPower System Check Memory checkCheck the Power Adapter Check the Battery Pack Touchpad CheckPower-On Self-Test Post Error Message Error Message List Index of Error MessagesError Code List Error Codes Error MessagesCmos Dimm CPU IDNo beep Error Messages FRU/Action in Sequence Phoenix Bios Beep Codes Code Beeps Post Routine DescriptionChapter Code Beeps Post Routine Description Code Beeps Indicator-Related Symptoms Index of Symptom-to-FRU Error MessageLCD-Related Symptoms Power-Related SymptomsSpeaker-Related Symptoms PCMCIA-Related SymptomsMemory-Related Symptoms Power Management-Related SymptomsModem-Related Symptoms Peripheral-Related SymptomsKeyboard/Touchpad-Related Symptoms Intermittent Problems Undetermined Problems DimmJumper and Connector Locations Top ViewMini PCI LAN PHY RTL8201CPBottom View Chapter FRU Field Replaceable Unit List Wireless LAN Board 802.11BG Battery Pack LI+ 8CELL 2.2MAHSanyo Battery Pack LI+ 8CELL 2.2MAH Adapter 90W Liteon PA-1900Power Cord 220V 3PIN EUR Cover Switch CablePower Cable 16A 250V 3PIN EUR Power Cord 10A 125V 3PIN USLower Case W/SPEAKER Upper Case W/COVER SwitchIO Bracket Left Speaker LEFT/RIGHT833S W/BEZEL DVD-RW Module 8X Dual Optical BracketDVD-RW 8X Dual Liteon Sosw DVD-RW 8X Toshiba TS-L532AHDD 40GB 4200PRM Seagate HDD 40GB HitachiHDD 40GB Toshiba MK4025GAS HDD 60GB HitachiTurkish Keyboard Darfon NSK-H3M0L Keyboard Darfon NSK-H3M0DDanish Keyboard Darfon NSK-H3M0T Greek Keyboard Darfon NSK-H3M0RLCD Panel W/HINGE Wireless AntennaRTC Battery Hinge Pack 15.4IN. LEFT/RIGHTSdimm 256M Hynix Sdimm 256M NanyaSdimm 256M Infineon Sdimm 256M SamsungScrw M2*4 Wafer NI Scrw M2.5*3 Wafer NIChapter