Acer 8431 manual InsydeH2O Bios Beep Codes

Page 67

InsydeH2O BIOS Beep Codes

Code

Beeps

POST Routine Description

02h

 

Verify Real Mode

 

 

 

03h

 

Disable Non-Maskable Interrupt (NMI)

 

 

 

04h

 

Get CPU type

 

 

 

06h

 

Initialize system hardware

 

 

 

08h

 

Initialize chipset with initial POST values

 

 

 

09h

 

Set IN POST flag

 

 

 

0Ah

 

Initialize CPU registers

 

 

 

0Bh

 

Enable CPU cache

 

 

 

0Ch

 

Initialize caches to initial POST values

 

 

 

0Eh

 

Initialize I/O component

 

 

 

0Fh

 

Initialize the local bus IDE

 

 

 

10h

 

Initialize Power Management

 

 

 

11h

 

Load alternate registers with initial POST values

 

 

 

12h

 

Restore CPU control word during warm boot

 

 

 

13h

 

Initialize PCI Bus Mastering devices

 

 

 

14h

 

Initialize keyboard controller

 

 

 

16h

1-2-2-3

BIOS ROM checksum

 

 

 

17h

 

Initialize cache before memory autosize

 

 

 

18h

 

8254 timer initialization

 

 

 

1Ah

 

8237 DMA controller initialization

 

 

 

1Ch

 

Reset Programmable Interrupt Controller

 

 

 

20h

1-3-1-1

Test DRAM refresh

 

 

 

22h

1-3-1-3

Test 8742 Keyboard Controller

 

 

 

24h

 

Set ES segment register to 4 GB

 

 

 

26h

 

Enable A20 line

 

 

 

28h

 

Autosize DRAM

 

 

 

29h

 

Initialize POST Memory Manager

 

 

 

2Ah

 

Clear 215 KB base RAM

 

 

 

2Ch

1-3-4-1

RAM failure on address line xxxx

 

 

 

2Eh

1-3-4-3

RAM failure on data bits xxxx of low byte of memory bus

 

 

 

2Fh

 

Enable cache before system BIOS shadow

 

 

 

30h

1-4-1-1

RAM failure on data bits xxxx of high byte of memory

 

 

bus

 

 

 

32h

 

Test CPU bus-clock frequency

 

 

 

33h

 

Initialize InsydeH2O Dispatch Manager

 

 

 

36h

 

Warm start shut down

 

 

 

38h

 

Shadow system BIOS ROM

 

 

 

3Ah

 

Autosize cache

 

 

 

3Ch

 

Advanced configuration of chipset registers

 

 

 

3Dh

 

Load alternate registers with CMOS values

 

 

 

42h

 

Initialize interrupt vectors

 

 

 

Chapter 4

59

Image 67
Contents TravelMate 8471/8431 Series Service Guide Revision History Copyright Conventions Preface Page Table of Contents Jumper and Connector Locations Chapter FeaturesPower subsystem Environment CRT DiagramBlockSystemTop View Board LayoutBottom View Your Acer Notebook tour HDD Rear view Closed Front ViewRight View Left ViewBase view Touchpad Basics with fingerprint reader Touchpad basics with two-click buttons Lock Keys and embedded numeric keypad Using the KeyboardWindows Keys Hot Keys Acer Bio-Protection only for certain models Using the system utilitiesAcer GridVista dual-display compatible Acer Backup Manager Acer eRecovery Management Power managementBurn backup discs RestoreRestore Windows Vista from backup discs Hardware Specifications and Configurations LCD panel Bluetooth InterfaceHard Disk Drive Interface Audio InterfaceSoftware Power ManagementKeyboard ButtonSecurity Features LED Status IndicatorPhysical Characteristics System Utilities Bios Setup UtilityInformation Invoking Bios SetupMain Post Security Setting a Password Removing a Password Boot Exit Bios Flash Utility Machine Disassembly and Replacement Before You Begin General InformationMain unit disassembly flow chart Disassembly Procedure FlowchardLCM module disassembly flow chart Removing the Battery Pack Removing the HDD and RAM Remove the screw on RAM cover and remove RAM Remove the wireless card Remove ODD Chapter Remove Keyboard Remove FFC of main board and sub board Remove the FFC and screw on the Wireless board M2*54.5D*0.8T Remove Panel M2*44.5D*0.5T Disassembling the HDD Module Disassembling the External ModuleTroubleshooting Keyboard or Auxiliary Input Device Check System Check ProceduresExternal Diskette Drive Check External CD-ROM Drive CheckMemory check Power System CheckTouchpad Check Power-On Self-Test Post Error Message Error Code List Index of Error MessagesError Message List Cmos CRT InsydeH2O Bios Beep Codes Post device initialization 8Ah Initialize Extended Bios Data Area PnPnd dual Cmos optional Power-Related Symptoms Index of Symptom-to-FRU Error MessageLCD-Related Symptoms Indicator-Related SymptomsPower Management-Related Symptoms PCMCIA-Related SymptomsMemory-Related Symptoms Speaker-Related SymptomsSymptom / Error Action in Sequence Keyboard/Touchpad-Related Symptoms Peripheral-Related SymptomsModem-Related Symptoms Intermittent Problems Undetermined Problems Top View Jumper and Connector LocationsBottom View FRU Field Replaceable Unit List TravelMate 8471/8431 Exploded Diagram Chapter Chapter Adapter AccessoryBattery TravelMate 8471/8431 FRU ListLAN Intel Wlan 512AGHMWG Cable Camera CASE/COVER/BRACKET Assembly DVD RW Drive HDD/SSD Keyboard LCD Microphone Speaker Chapter