Acer 1520 manual Code Beeps Post Routine Description

Page 92

 

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)

 

 

 

 

 

 

 

 

 

 

 

83

Chapter 4

Image 92
Contents Service Guide Aspire 1360/1520 SeriesDate Chapter Updates Revision HistoryCopyright Conventions Preface Page Table of Contents Jumper and Connector Locations Page Features ChapterExpansion Yuhina 4W Block Diagram Board Layout Top ViewBottom View Description PanelFront View Left view Icon Item/ Port DescriptionRight View Item/ Port DescriptionRear Panel Port DescriptionBottom View Indicators Icon Function DescriptionLock key Description KeyboardSpecial keys Desired access Num lock on Num lock off Embedded numeric keypadWindows keys Keys DescriptionHot Keys Click on the Language tab and click on Details Launch Keys Hardware Specifications and Configurations SpecificationSystem Board Major Chips ProcessorSecond Level Cache System MemoryMemory Combinations LAN InterfaceModem Interface Hard Disk Drive InterfaceVIA VT8235CE MK4025GAS MK6021GASDVD-ROM Interface Items SpecificationCD-ROM Interface KME UJDA750 Combo Drive InterfaceIDE DVD Dual Interface Ultra Speed CD-RW Low Speed CD-RWHigh Speed CD-RW Video Interface VGA Display ResolutionAudio Interface LCD Display Resolution CRT Display ResolutionsResolution Bit Bits 256colors Hi color True color Video MemoryBattery USB PortPcmcia Port KeyboardAC Adapter Power Management Environmental RequirementsMechanical Specification Chapter Bios Setup Utility System UtilitiesNavigating the Bios Utility Information Parameter DescriptionAdvanced Security Boot Exit MainParameter Description Format/Option PostAdvanced Parameter Description OptionsIRQ3/IRQ4 DMA/DMA3DMA3/DMA1 Boot Exit SecurityClear or Set Parameter Description OptionRemoving a Password Page Boot +Hard DriveInfo Main Advanced Security Boot ExitBios Flash Utility Machine Disassembly and Replacement General Information Before You BeginDisassembly Procedure Flowchart HDDScrew List LCDScrew MAC Flat M2.5*L4 NI Nylok Screw M2*3 Nylon 1JMCPCRemoving the Battery Removing the Memory Module Removing the Wireless LAN Board and the Modem Board Removing the Hard Disk Drive Module Disassembling the Hard Disk Drive ModuleRemoving the Launch Board Removing the LCD ModuleRemoving the Middle Cover Removing the LCD Module Chapter Removing the Inverter Board 15 LCD Disassembling the LCD ModuleRemoving the LCD Bezel Removing the 15 TFT LCD Removing the LCD Brackets Removing the LCD Coaxial CableRemoving the LCD Hinges Removing the RTC Battery Disassembling the Main UnitRemoving the Keyboard Removing the Middle Cover Hook /FanRemoving the Thermal Module Removing the ProcessorInstalling the Processor Removing the Upper Case AssemlyRemoving the Touchpad Board Removing the Touchpad CableRemoving the VGA Thermal Plate Removing the CPU Heatsink PlateRemoving the ODD Module2 Removing the Second Fan BracketRemoving the ODD Module1 Removing the HDD Bracket Removing the Main BoardRemoving the DC Board Removing the I/O Port BracketRemoving the Pcmcia Slot Removing the Speaker Set System Upgrade Procedure Base Unit to Wireless UnitTroubleshooting Symptoms Verified Go ToSystem Check Procedures External Diskette Drive CheckExternal CD-ROM 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 Index of Error Messages Error Code ListError Message List Error Codes Error MessagesCmos Dimm CPU IDNo beep Error Messages FRU/Action in Sequence CRTPost Code Code Beeps Post Routine DescriptionChapter Code Beeps Post Routine Description Code Beeps For Boot Block in Flash ROM Index of Symptom-to-FRU Error Message LCD-Related SymptomsIndicator-Related Symptoms Power-Related SymptomsPCMCIA-Related Symptoms Memory-Related SymptomsSpeaker-Related Symptoms Power Management-Related SymptomsModem-Related Symptoms Peripheral-Related SymptomsKeyboard/Touchpad-Related Symptoms Intermittent Problems Undetermined Problems DimmHow to Build Napp Master Hard Disc Drive CD to Disk RecoveryChapter Page Disk to Disk Recovery Page Chapter Page Chapter LIN1 LoutJK1 FAN1SW Settings SW1-8 SW2-7 SW3-6FRU Field Replaceable Unit List Aspire 1360/1520 Exploded Diagram Aspire Wireless LAN Board 802.11BG MODEM/BLUETOOTH Board AmbitPower Cord 10A 125V US Cover Switch CableUpper Case W/COVERSWITCH Hinge CAP LeftHDD Support Bracket Optical Device SupportBluetooth Antenna Wireless Antenna LEFT/RIGHTLower Case W/DIMM Cover Speaker W/O MDC Cover Dimm Cover W/SCREWSHDD Bracket CPU Thermal PlateCPU Heatsink W/FAN VGA Thermal PlateKeyboard Darfon NSK-ACD0G German Keyboard Darfon NSK-ACD0KKorean Keyboard Darfon NSK-ACD0L Greek Keyboard Darfon NSK-ACD0MLCD Bracket Assembly LCD Bracket Assembly 15.1 LeftLCD Bracket 15.4 Right Right LCD Bracket 15.4 LeftHinge Pack 15 LEFT/RIGHT Touchpad ButtonLCD Screw CAP Lower LCD Screw Rubber UpperCDRW/DVD Combo Module DVD-RW ModuleCDRW/DVD Combo Drive Panasonic UJDA760 DVD-RW 4X QSI SDW-042 DualScrw M2.5*3 Wafer NI Screw M2.5*4L NIChapter 112 42.A30V1.002 113 Chapter Chapter 114 Wireless Antenna Right Black Italian French Keyboard Darfon NSK-ACD0G Antennahitachi LCD Module 15.4 Wxga W/OAntennaqdi LCD Module 15.4 Wxga W/O Antennaau LCD Module 15.4 Wxga W/OMainboard Yuhina 4 W/LAUNCH M470L6524BT0-CB3 Optical Drive Chapter 120 121 Chapter Wireless Appendix aModel Name Definition MemoryModel ODD/CardTest Compatible Components Appendix BSpecifications Microsoft Windows XP Environment TestSanyo BTP-60A1 IsdnAppendix B PCMCIA-SCSI Pcmcia Pcmcia ATAPcmcia USB 119 Appendix C Online Support Information 121 Bios IndexPcmcia
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1520 specifications

The Acer 1520 is a noteworthy addition to the lineup of mid-range laptops, designed primarily for users seeking reliable performance for everyday computing tasks. This laptop strikes a balance between performance, portability, and affordability, making it an excellent choice for students, professionals, and casual users alike.

One of the standout features of the Acer 1520 is its display. With a 15.6-inch screen, it boasts a Full HD resolution that delivers sharp and vibrant visuals. The anti-glare coating further enhances the viewing experience by reducing reflections, making it suitable for various lighting conditions. Whether you're working on spreadsheets, watching movies, or browsing the web, the display offers an immersive experience.

Under the hood, the Acer 1520 is powered by the latest Intel Core processors, providing ample power for multitasking and demanding applications. Coupled with up to 16GB of RAM, users can run multiple applications smoothly without experiencing lag. This makes it ideal for users who require a machine that can handle everything from basic tasks to more resource-intensive operations like photo and video editing.

Storage options in the Acer 1520 include both traditional HDDs and faster SSDs. This flexibility allows users to choose between larger storage capacities at a lower cost or faster performance with reduced load times. Furthermore, the laptop supports additional storage options through USB ports, including USB 3.0, which enables quick file transfers.

The design of the Acer 1520 is user-friendly, featuring a chiclet keyboard that enhances typing comfort and precision. The touchpad is responsive and supports multi-touch gestures, making navigation intuitive. Additionally, the ergonomic design contributes to a comfortable user experience over extended periods.

Connectivity is another strong point of the Acer 1520. It comes with a variety of ports, including HDMI, USB-C, and an audio jack, allowing for easy connection to external devices like monitors, projectors, and audio systems. The inclusion of Wi-Fi 6 technology ensures that users enjoy faster internet speeds and a more stable connection, which is particularly beneficial for streaming and online gaming.

In summary, the Acer 1520 is a versatile laptop that delivers solid performance, a vibrant display, and a range of connectivity options, making it a great option for anyone in search of a dependable computing device for daily use. Its combination of features, performance, and value positions it well in the competitive laptop market, catering to a diverse set of requirements.