Acer Aspire L100 Service Manual Download Page 33 | Manualshive

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Chapter 2

27

Alt+F4 : Hidden Setting

Parameter

Description

Options

Hard Disk Boot Priority

Press [Enter] to enter the sub menu to select
Hard Disk Boot Device Priority.

Use

wx

to select a device, then

press<+> to move it up, or < - > to
move it down the list.

Virus Warning

This feature allows you to enable the VIRUS
warning function for IDE Hard Disk boot sector
protection. If this function is enabled and there
is someone attempt to write data into this area,
BIOS will show a warning message on screen
and the alarm will beep.

Enabled

Disabled

Silent Boot

This features allows you to enable or disable if
the screen logo to display or no during POST

Enabled

Disabled

Configuration Table

This feature allows you to enable or disable if
showing summary screen or not

Enabled

Disabled

Quick Power On Self Test

This feature allows the system to skip certain
tests while booting. When this function is
enabled, it will decrease the time needed to
boot the system, which means to quick power
on self test function

Enabled

Disabled

First / Second / Third Boot
Device

The item allows you to set the sequence of boot
device where BIOS attempts to load the disk
operating system.

Floppy

, LS120, Hard Disk, CD-ROM,

ZIP, USB-FDD, USB-ZIP, USB-
CDROM, USB-HDD, LAN, Disabled

Virus Warning

[Disabled]

Item Help

CPU L1 & L2 Cache

[Enabled]

Silent Boot

[Enabled]

Menu Level

X

Configuration Table

[Disabled]

X

Hard Disk Boot Priority

[Press Enter]

Quick Power On Self Test

[Enabled]

First Boot Device

[CDROM]

Second Boot Device

[Floppy]

Third Boot Device

[CD ROM]

Boot Other Device

[Enabled]

Boot Up NumLock Status

[On]

Gate A20 Option

[Fast]

Security Option

[Setup]

APIC Mode

[Enabled]

HDD S.M.A.R.T Capability

[Disabled]

Limit CPUID Max. to 3

[Enabled]

Intel XD bit

[Disabled]

CPU Thermal Monitor 2(TM2)

[Enabled]

ASF support

[Disabled]

Init Display First

[Onboard/PEG]

On-Chip Frame Buffer Size

[8MB]

CMOS Setup Utility-Copyright © 1984-2004 Award Software

Advanced BIOS Features

KLIJ

: Move Enter: Select +/-/PU/PD: Value F10:Save ESC: Exit F1: General Help

F5: Previous Values F7: Default Setting

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Summary of Contents for Aspire L100

Page 1: ...Aspire L100 Service Guide PRINTED IN TAIWAN Service guide files and updates are available on the AIPG CSD web for more information please refer to http csd acer com tw ...

Page 2: ...II Revision History Please refer to the table below for the updates made on Aspire L100 service guide Date Chapter Updates ...

Page 3: ...ublication may be reproduced transmitted transcribed stored in a retrieval system or translated into any language or computer language in any form or by any means electronic mechanical magnetic optical chemical manual or otherwise without the prior written permission of Acer Incorporated ...

Page 4: ...s sold or licensed as is Should the programs prove defective following their purchase the buyer and not Acer Incorporated its distributor or its dealer assumes the entire cost of all necessary servicing repair and any incidental or consequential damages resulting from any defect in the software Acer is a registered trademark of Acer Corporation Intel is a registered trademark of Intel Corporation ...

Page 5: ... bits and pieces of additional information related to the current topic WARNING Alerts you to any damage that might result from doing or not doing specific actions CAUTION Gives precautionary measures to avoid possible hardware or software problems IMPORTANT Reminds you to do specific actions relevant to the accomplishment of procedures ...

Page 6: ...l NOT be covered in this generic service guide In such cases please contact your regional offices or the responsible personnel channel to provide you with further technical details 2 Please note WHEN ORDERING FRU PARTS that you should check the most up to date information available on your regional web or channel If for whatever reason a part number change is made it will not be noted in the print...

Page 7: ...Integrated Peripherals 37 Power Management Setup 39 PnP PCI Configuration 41 PC Health Status 43 Frequency Control 45 Load Default Settings 46 Set Supervisor User Password 47 Save Exit Setup 48 Exit Without Saving 49 Chapter 3 Machine Disassembly and Replacement 55 General Information 56 Before You Begin 56 Aspire L100 Disassembly Procedure 57 Opening the System 57 Removing the ODD and HDD Module ...

Page 8: ...8 Chapter 5 Jumper and Connector Information 87 Chapter 6 FRU Field Replaceable Unit List 104 Exploded Diagram 105 Parts 106 Table of Contents ...

Page 9: ...nately one of the best choices for you AMD mobile Athlon 64x2 and Sempron processor enable this product working with less power consumption only 62W This exactly shows Acer s endavor to enviroment protection AcerPower integrates nVidia C51PV G that supports 475 425 MHz graphics core speed DVI output and directX 9 high level specification System Specifications Chapter 1 ...

Page 10: ...dual channel q Support Memory Speed DDR II 533 667 MHz Graphic Solution q Intel Lakeport G on die graphic solution q PCI E x16 VGA Add On Card Mini PCI Slot q Slot Type PCI 2 3 slot q Slot Quantity 1 for TV tuner card PATA IDE q Slot Type 40pin PATA IDE slot q Slot Quantity 1 q Transfer rate support PIO mode 0 3 33MB s 1 5 22MB s 2 8 33MB s 3 11 1MB s 4 16 7MB s q ATA mode 33 66 100 133 q Device T...

Page 11: ... X fiber applic q Reserved disabled function on both hardware BIOS side Default is enabled SERDES serializer deserializer a device that takes parallel data such as an 8 bit signal and converts it into a serial stream for transmission on a serial link At the other end it converts the serial data back to parallel USB q Controller nVidia MCP51 q Connectors Quantity 8 q 4 rear connectorsFour for front...

Page 12: ... IDE Slot q 2 SATA IDE ConnectorsPCI Express x1 Slot q 2 2 5 pin Intel FPIO specification USB pin connectors follow Intel FPIO standard specification q 1 2 5 front audio connnector q 1 4 pin system FAN connector q 1 2 7 Power LED FPIO follow Intel FPIO spec ...

Page 13: ...der ITE IT8716 64 BIT 400 533 667MHZ DDRII SDRAM CONN 0 LPC BUS V1 0 33MHZ RGB Output NFORCE C51PVG 468 Ball BGA 2 USB2 0 PORTS 1 Header FRONT PANEL Header 4 4 Ports AMD CPU ALC883 5 1 Audio 508 Ball BGA M2 Socket Azalia BACK PANEL CONN 4 Port PCI V2 3 33MHZ 8 USB V2 0 EHCI V1 1 OHCI 2 USB2 0 PORTS SIO INTEGRATED SATA 2 MINI PCI 25mm 25mm DVI CONN 1 DVI TV CONN 1 RGMII LAN 88E1116 Crystal 32 768kH...

Page 14: ... 6 TVOUT_SPDIF TV OUT and SPDIF Header 20 MINI_1394 Mini 1394 Header 7 FRONT_AUDIO Front Audio Header 21 F_USB2 Front USB 2 Header 8 LAN_USB2 LAN and USB 2 Conncetor 22 F_USB2 Front USB 2 Header 9 USB2 USB 2 Connector 23 IDE_ODD_DAUGHT ER IDE ODD Connector 10 OBR One Bottom Recovery header 24 SATA1 SATA Header 11 CPU_FAN CPU Fan Connector 25 SATA2 SATA Header 12 INTRUSION Case Open header 26 F_LED...

Page 15: ...button DVI port Power button CRT LCD monitor port Hard disk drive indicator OBR One Button Recovery button LAN indicator Network port Line out jack USB ports Microphone in jack Kensington lock Headphone Speaker out line out port DC in jack Line in jack IEEE 1394 port Media card reader FM FM radio input jack TV OUT S video output jack for selected models TV V antenna cable input jack SPDIF Coaxial ...

Page 16: ... CH 7 1 CH Blue Line in Line in Line in Line in Line in Green Headphone Line out Front Front Front Pink Mic in Mic in Mic in Mic in Mic in Orange Center woofer Center woofer Center woofer Center woofer Center woofer Black Rear Rear Rear Rear Rear Gray Side Side Side Side Side ...

Page 17: ...to the PS 2 mouse port or USB port on the back panel of the system Keyboard PS 2 or USB manufacturing option Connect the keyboard to the PS 2 keyboard port or USB port on the back panel of the system Speakers For systems bundled with speakers before powering on the system connect the speaker cable to the audio out external speaker port on the back panel of the system For more detailed information ...

Page 18: ...ontroller LPC47M182 Processor Item Specification Type Supports AMD mobile Athlon 64 62W M2 Supports AMD Sempron D 62W M2 Slot Socket 940 Speed Depends on CPU which is local configured Bus Frequency 533 800 1066 MHz Voltage Processor voltage can be detected by any system without setting any jumper BIOS Item Specification BIOS code programmer Award BIOS version R01 A1 BIOS ROM size 4MB BIOS ROM pack...

Page 19: ...ations VRM Voltage Regulator Module Function VRM Specification Typical Voltage Power Source Maximum Output CPU VRM VRM10 1 0 8375 1 6v 12 Voltage 101A CPU VRM VRM 9 0 1 1 1 85 Voltage 12 Voltage 70A Cache Memory Item Specification First Level Cache Configurations Cache function control Enable Disable by BIOS Setup Second Level Cache Configurations The information below is only applicable to system...

Page 20: ...Number STAT IDE slot 4 q Device Type Support HDD CD ROM CD RW DVD ROM DVD RW DVD RW DVDDual DVD Supermultiplus Supports LS 120 Yes Supports bootable CD ROM Yes Function Control Enable Disable by BIOS setup Serial Port No serial port for this model Item Specification Serial port controller LPC47M182 Serial port controller resident bus LPC Bus Number of serial port 1 Serial port location Rear panel ...

Page 21: ...oard DRAM 00A0000 00BFFFF 128 KB Video RAM Reserved for Graphics Display Buffer Non Cacheable 00C0000 00CFFFF 32 KB I O Expansion ROM Reserved for ROM on I O Adapters 00D0000 00D3FFF 16 KB I O Expansion ROM Reserved for ROM on I O Adapters 00D4000 00D7FFF 16 KB I O Expansion ROM Reserved for ROM on I O Adapters 00D8000 00DBFFF 16 KB I O Expansion ROM Reserved for ROM on I O Adapters 00DC000 00DFFF...

Page 22: ...3F6 3F6 3F7 3F7 3F8 3FF 0CF8 0CFC 778 77A DMA Controller 1 Interrupt Controller 1 System Timer Keyboard Controller 8742 System Speaker CMOS RAM Address and Real Time Clock DMA Page Register Interrupt Controller 2 DMA Controller 2 Math Co Processor Secondary IDE Primary IDE Parallel Printer Port 2 Serial Asynchronous Port 2 Parallel Printer Port 1 Floppy Disk Controller Secondary IDE Primary IDE Se...

Page 23: ...d IRQ13 Numeric Processor N IRQ14 Embedded Hard Disk Reserved IRQ15 Reserved Reserved DRQ Assignment Map DRQx System Devices Add On Card Devices DRQ0 N Reserved DRQ1 N Reserved DRQ2 FDD N DRQ3 N Reserved DRQ4 Cascade N DRQ5 N Reserved DRQ6 N Reserved DRQ7 N Reserved Environmental Requirements Item Specifications Temperature Operating 5 C 35 C Non operating 20 60 C Storage package 10 C 60 C un pack...

Page 24: ...cking cushion must be capable of withstanding with no physical or functional demage mechanical impact from height specific drops Test Standard Package Cross Weight Drop Height Not of Drop KGs lbs CM Inch 0 9 1 0 20 76 30 10 9 1 18 2 20 40 61 24 10 18 2 27 3 40 60 46 18 10 27 3 45 4 60 100 31 12 10 10 drops one corner three edges six surfaces Environmental Requirements Item Specifications ...

Page 25: ...switch button modem ring in keyboard and mouse for APM mode q Resume recovery time 7 10 sec Suspend Mode q Independent power management timer 2 120 minutes time step 10 minutes or pushing external switch button q CPU goes into SMM q CPU asserts STPCLK and goes into the Stop Grant State q LED on the panel turns amber colour q Hard disk drive goes into SLEEP mode for ATA standard interface q Disable...

Page 26: ... same memory size and type The Dual Channel Technology will operate when two memory modules are inserted individually into Channel A and B If you install two memory modules in the same channel the Dual Channel Technology will not operate 3 Three DDR memory modules are installed Pleae note that the Dual Channel Technology will not operate when three DDR memory modules are installed part of them wil...

Page 27: ... doesn t required users to boot to DOS before upgrading BIOS but directly download and update BIOS from the Internet NOTE Main Menu This is the online description of the highlighted setup functions is displayed at the bottom of the screen NOTE Status Page Setup Menu Option Page Setup Menu Press F1 to pop up a small help window that describes the appropriate keys to use and the possible selections ...

Page 28: ...agement Setup This setup page includes all the items of Green function features PnP PCI Configuration This setup page includes all configurations of PCI PnP ISA resources PC Health Status This setup page is the System auto detect Temperature voltage fan and speed Load Default Settings Default Settings indicates the value of the system parameters which the system would be in best performance config...

Page 29: ...n SMBIOS Version This item lists the system SMBIOS version System BIOS ID This item lists the system BIOS ID BIOS Release Date This item lists the BIOS release date Phoenix Award BIOS CMOS Setup Utility Product Information Asset Tag Number Main Board ID FC51PVG Menu Level X Item Help F5 Previous Values F7 Default Settings SMBIOS Version 2 3 System BIOS ID R01 A0 BIOS Release Date 2006 06 21 KLIJ M...

Page 30: ...e Lets you set the time following the hour minute second format The items format is hour minut second The time is calculated base on the 24 hour military time clock For example 1 p m is 13 00 00 XIDE Channel 0 Slave MATSHITACD RC CW 81 KLIJ Move Enter Select Pu PD Value F10 Save ESC Exit F1 General Help F5 Previous Values F7 Default Settings Phoenix Award BIOS CMOS Setup Utility Standard CMOS Feat...

Page 31: ...ode The options are CHS LBA Large and Auto Drive A The category identifies the types of floppy disk drive A that has been installed in the computer None No floppy drive installed 360K 5 25 5 25 inch PC type standard drive 360Kbyte capacity 1 2M 5 25 5 25 inch AT type high density drive 1 2M byte capacity 3 5 inch when 3 Mode is Enabled 720K 3 5 3 5 inch double sided drive 720Kbyte capacity 1 44M 3...

Page 32: ...On Selft Test Enabled First Boot Device Hard Disk Second Boot Device CDROM Third Boot Device NVIDA Boot Age Boot From Other Device Enabled Boot Up NumLock Status On ACPI Mode Enabled F5 Previous Values F7 Default Settings KLIJ Move Enter Select PU PD Value F10 Save ESC Exit F1 General Help Phoenix Award BIOS CMOS Setup Utility Advanced BIOS Features Item Help Menu Level X Select Hard Disk Boot Dev...

Page 33: ...ll decrease the time needed to boot the system which means to quick power on self test function Enabled Disabled First Second Third Boot Device The item allows you to set the sequence of boot device where BIOS attempts to load the disk operating system Floppy LS120 Hard Disk CD ROM ZIP USB FDD USB ZIP USB CDROM USB HDD LAN Disabled Virus Warning Disabled Item Help CPU L1 L2 Cache Enabled Silent Bo...

Page 34: ...from other device Enabled Disabled Boot Up NumLock Status This item allows you to enable or disable to set keyboard is number keys or arrow keys Enabled Disabled APCI Mode This option is used to set up enable or disable the APCI funtion Enabled Disabled Parameter Description Options ...

Page 35: ... Buffer Size This field displays frame buffer size 32 64 128 Frame Buffer Size 64M Phoenix Award BIOS CMOS Setup Utility Advanced Chipset Features Item Help Menu Level X F5 Previous Value F7 Default Settings KLIJ Move Enter Select PU PD Value F10 Save ESC Exit F1 General Help ...

Page 36: ...e HD audio funtion Enabled Enable HD audio functionr Disabled Disable HD audio function Onboard LAN function Enables disables or auto detects onboard LAN function Enabled The system will enables onboard LAN funtion Auto The system will automatically detect onboard LAN function Disabled Disable onboard LAN function USB 2 0 Support Enabled HD Audio Auto Onboard LAN function Enabled Phoenix Award BIO...

Page 37: ... On Suspend S3 STR Set ACPI suspend type to S3 STR Video Off Method Determines the manner in which the monitor is blanked V H SYNC Blank System turns off vertical and horizontal synchronization ports and writes blanks to the video buffer DPMS Support Select this option if your monitor supports the Display Power Management Signaling DPMS standard of the Video Electronics Standards Association VESA ...

Page 38: ... button is pressed less than 4 sec PWRON After PWR Fail This item allows you to select if you want to power on the system after power failure Off On and Former Sts USB KB Wake Up From S3 This item allows you to wake up the keyboard from S3 stage Enabled Disabled Wake Up by LAN This item allows you to wake up the system by LAN signals Enabled Disabled Resume by Alarm You can set Resume by Alarm ite...

Page 39: ...ned to ISA o PCI this is the same for DMAs Auto ESCD Manual PCI VGA Palette Snoop Enable this option to correct screen color shifts when there is a combination of VGA cards accelerator cards or MPEG cards present Disabled Enabled Reset Configuration Data Disabled Resources Controlled By Auto ESCD X IRQ Resources Press Enter PCI VGA Palette Snoop Disabled ESCD when you exit Setup if you have instal...

Page 40: ...EM Fan Speed status automatically CPU Smart Fan Function This item allows you to enable or disable the SMART fan control function Enable Disabled Hidden Setting System Smart Fan Function Enabled Disabled CPU Shutdown Temperature 90O C 194O F System Shutdown Temperature 70O C 158O F CPU FAN Speed 3835 RPM CPU Vcore 1 32V 12V 11 58V 5V 4 94V 3 3V 3 23V 5USB 4 91V CPU Smart FAN Control 41O C Ambient ...

Page 41: ...off system clock generator pulses to empty slots Enabled Disabled Spread Spectrum This feature allows to enable disable the Spread Spectrum modulate Enabled Disabled Auto Detect PCI Clk Enabled CMOS Setup Utility Copyright C 1984 2005 Award Software Frequency Control Item Help Menu Level X Spread Spectrum Enabled F5 Previous Values F7 Default Settings KLIJ Move Enter Select PU PD Value F10 Save ES...

Page 42: ...vanced BIOS Features Load Default Settings XAdvanced Chipset Features Load Optimized Default Y N Set Supervisor Password Phoenix Award BIOS CMOS Setup Utility XProduct Information XPC Health Status XStandard CMOS Features XFrequency Control XPower Management Setup Save Exit Setup Load Default Settings Esc Quit KLIJ Select XPnP PCI Configurations Exit Without Saving F10 Save Exit Setup ...

Page 43: ... start the system or modify the CMOS settings The User password can also start the system While the User password XIntegrated Periphera Password XAdvanced BIOS Features Load Default Settings XAdvanced Chipset Features Enter Password Set Supervisor Password Phoenix Award BIOS CMOS Setup Utility XProduct Information XPC Health Status XStandard CMOS Features XFrequency Control XPower Management Setup...

Page 44: ... return to the main menu XIntegrated Periphera XPower Management Setup Save Exit Setup Esc Quit KLIJ Select XPnP PCI Configurations Exit Without Saving F10 Save Exit Setup CMOS Setup Utility Copyright C 1984 2005 Award Software XProduct Information XPC Health Status XStandard CMOS Features XFrequency Control Save to CMOS and Exit Y N N XAdvanced BIOS Features Load Default Settings XAdvanced Chipse...

Page 45: ...u do not want to save use the Exit Without Saving item and press Y to discard any changes you have made XIntegrated Periphera Password XPower Management Setup Save Exit Setup Esc Quit KLIJ Select XPnP PCI Configurations Exit Without Saving F10 Save Exit Setup CMOS Setup Utility Copyright C 1984 2005 Award Software XProduct Information XPC Health Status XStandard CMOS Features XFrequency Control XA...

Page 46: ...40 Chapter 2 ...

Page 47: ... strap and conductive mat for preventing electrostatic discharge q Wire cutter q Phillips screwdriver may require different size NOTE The screws for the different components vary in size During the disassembly process group the screws with the corresponding components to avoid mismatches when putting back the components Machine Disassembly and Replacement Chapter 3 ...

Page 48: ...on Before You Begin Before proceeding with the disassenbly procedure make sure that you do the following 1 Turn off the power to the system and all peripherals 2 Unplug the AC adapter and all power and signal cables from the system ...

Page 49: ...erform system service Please also refer to the disassembly video if available CAUTION Before you proceed make sure you have turned off the system and all peripherals connected to it Opening the System 1 Slide the system from the plate 2 Then place the system on a flat surface 3 Remove the screw fastening the top cover ...

Page 50: ...46 Chapter 3 4 Remove the top cover from the system 5 Pull up the three locks as shown 6 Detach the front bezel from the system ...

Page 51: ...Chapter 3 47 Removing the ODD and HDD Module 1 Remove the belt and the screw holding the ODD and the HDD module 2 Disconnect the HDD data cable and the ODD data cable from the main board ...

Page 52: ...d HDD power cable highlighted in blue circle from the HDD module Removing Cables and Memorys 1 Disconnect the HDD SATA cable red circle USB audio cable on one side yellow circle and USB audio cable on the other side from the main board 2 Disconnect the LED cable from the main board ...

Page 53: ...Chapter 3 49 3 Detach the front bezel from the system 4 Pop out the memorys and remove them from the main board ...

Page 54: ...e CPU 1 Remove the four screws fastening the CPU cooler to the main board 2 Detach the CPU cooler from the main board 3 Press the CPU socket lever highlighted in red and pull the lever outwards a little to release the CPU lock ...

Page 55: ...apter 3 51 4 Carefully remove the CPU from the socket on the main board Removing the HDD ODD from the Module 1 Remove the four screws holding the HDD to the HDD bracket 2 Pull out the HDD from the bracket ...

Page 56: ...52 Chapter 3 3 Remove the two screws fastening the ODD to the bracket 4 Take out the ODD from the bracket and disconnect the ODD cable from the ODD ...

Page 57: ...Chapter 3 53 Removing the System Fan 1 Remove the four screws fastening the system fan on rear panel 2 Disconnect the system fan cable from the main board 3 Then take out the system fan ...

Page 58: ...the Main Board and USB Audio Module 1 Remove the eight screws and one screw nut fastening the main board to the housing 2 Take out the main board from the housing 3 Remove the screw fastening the audio module to the housing ...

Page 59: ...Chapter 3 55 4 Remove the two screws holing the audio module to the housing 5 Remove the audio board from the housing 6 Then remove the audio bracket from the housing ...

Page 60: ...56 Chapter 3 ...

Page 61: ...ter 4 57 This chapter provides troubleshooting information for the Aspire L100 q Power On Self Test POST q Index of Error Message q Index of Error Symptoms q Undetermined Problems Chapter 4 Troubleshooting ...

Page 62: ...hard disk interface and one diskette drive interface q Keyboard and auxiliary device controllers q 1 44M floppy controller q I O ports q One parallel port q One PS 2 compatible mouse port q One PS 2 compatible keyboard port NOTE When Post executes a task it uses a series of preset numbers called check points to be latched at port 80h indicating the stages it is currently running This latch can be ...

Page 63: ...propriate flash R W codes into the run time area in F000 for ESCD DMI support 11h Reserved 12h Use walking 1 s algorithm to check out interface in CMOS circuitry Also set real time clock power status and then check for override 13h Reserved 14h Program chipset default values into chipset Chipset default values are MODBINable by OEM customers 15h Reserved 16h Initial Early_Init_Onboard_Generator sw...

Page 64: ...d put it into C000 0 24h Reserved 25h Reserved 26h Reserved 27h Initialize INT 09 buffer 28h Reserved 29h 1 Program CPU internal MTRR P6 PII for 0 640K memory address 2 Initialize the APIC for Pentium class CPU 3 Program early chipset according to CMOS setup Example onboard IDE controller 4 Measure CPU speed 5 Invoke video BIOS 2Ah Reserved 2Bh Reserved 2Ch Reserved 2Dh 1 Initialize multi language...

Page 65: ...ache for P6 class CPU program CPU with proper cacheable range 3 Initialize the APIC for P6 class CPU 4 On MP platform adjust the cacheable range to smaller one in case the cacheable ranges between each CPU are not identical 4Fh Reserved 50h Initialize USB 51h Reserved 52h Test all memory clear all extended memory to 0 53h Reserved 54h Reserved 55h Display number of processors multi processor platf...

Page 66: ...ng to items described in Setup Auto configuration table 6Ch Reserved 6Dh 1 Assign resources to all ISA PnP devices 2 Auto assign ports to onboard COM ports if the corresponding item in Setup is set to AUTO 6Eh Reserved 6Fh 1 Initialize floppy controller 2 Set up floppy related fields in 40 hardware 70h Reserved 71h Reserved 72h Reserved 73h Optional Feature Enter AWDFLASH EXE if AWDFLASH is found ...

Page 67: ...de 4 Set up ACPI table at top of memory 5 Invoke ISA adapter ROMs 6 Assign IRQs to PCI devices 7 Initialize APM 8 Clear noise of IRQs 86h Reserved 87h Reserved 88h Reserved 89h Reserved 90h Reserved 91h Reserved 92h Reserved 93h Read HDD boot sector information for Trend Anti Virus code 94h 1 Enable L2 cache 2 Program boot up speed 3 Chipset final initialization 4 Power management final initializa...

Page 68: ...e CMOS battery is no longer functional Contact your system dealer for a replacement the BIOS CMOS Checksum Error defaults loaded Checksum of CMOS is incorrect so the system loads the default equipment configuration A checksum error may indicate that CMOS has become corrupt A weak battery may have caused this error Check the battery and replace if necessary CPU at nnnn Displays the running speed of...

Page 69: ... about the type and location of the memory error Override enabled Defaults loaded If the system cannot boot using the current CMOS configuration the BIOS can override the current configuration with a set of BIOS defaults designed for the most stable minimal performance system operations Press TAB to show POST screen System OEMs may replace the Phoenix Technologies Award BIOS POST display with thei...

Page 70: ...1 See Memory 2 Main board Incorrect memory size shown or repeated during POST 1 Insert the memory modules in the DIMM sockets properly then reboot the system 2 Memory module 3 Main board System works but fails to enter power saving mode when the Power Management Mode is set to Enabled 1 Enter BIOS Setup and load default settings In Windows Systems check settings in Power Management Property of Con...

Page 71: ...S Setup and Load default settings 2 Hard disk drive cable 3 Hard disk drive 4 Main board Hard disk drive has write error 1 Enter BIOS Setup and Load default settings 2 Hard disk drive Hard disk drive LED fails to light but system operates normally 1 With the system power on measure the voltage of hard disk LED connector 2 Hard drive LED cable CD DVD ROM Drive NOTE Ensure CD DVD ROM drive is config...

Page 72: ...f PCI modem card is used reinsert the modem card to PCI slot firmly or replace the modem card 3 In Win 98 ensure the telephone application is configured correctly for your modem and set to receive messages and or fax Data fax modem software program invokes but cannot receive send data fax 1 Ensure the modem card is installed properly Fax voice modem software program invokes but has no sound output...

Page 73: ...Chapter 4 69 Display problem not listed above including blank or illegible monitor 1 Monitor 2 Load default settings if screen is readable 3 Main board Error Symptom Action FRU ...

Page 74: ...wer switch does not turn off system Only unplugging the power cord from electrical outlet can turn off the system 1 Ensure the Soft off by PWR BTTN in BIOS Setup of Power Management is not set to Instant off 2 Power switch cable assembly Pressing power switch does not turn on the system 1 Ensure the power override switch situated at the back of the machine just above the connector for the power ca...

Page 75: ...solated the problem FRU 4 Load default settings in setup 5 Check all main board jumper positions and switch settings 6 Check all adapter card jumper positions 7 Check all device jumper positions 8 Check all cables and connectors for proper installation 9 If the jumpers switches and voltage settings are correct remove or disconnect the following one at a time 10 Non Acer devices q External devices ...

Page 76: ...72 Chapter 4 ...

Page 77: ...MS Header 5 DVI_ADUIO DVI and Audio Connector 19 BUZZER System BUZZER 6 TVOUT_SPDIF TV OUT and SPDIF Header 20 MINI_1394 Mini 1394 Header 7 FRONT_AUDIO Front Audio Header 21 F_USB2 Front USB 2 Header 8 LAN_USB2 LAN and USB 2 Conncetor 22 F_USB2 Front USB 2 Header 9 USB2 USB 2 Connector 23 IDE_ODD_DAUGHT ER IDE ODD Connector 10 OBR One Bottom Recovery header 24 SATA1 SATA Header 11 CPU_FAN CPU Fan ...

Page 78: ...D Front LED Panel Header 13 CPU_SOCKET AMD M 2 CPU Socket 27 DIMM_SOCK1 DIMM_SOCK1 14 MINI_PCI Mini PCI Connector 28 DIMM_SOCK2 DIMM_SOCK2 CMOS Jumper JCMOS1 Settings Jumper Symbol Description Function 1 2 closed Clear CMOS 2 3 closed Normal Default 1 2 3 ...

Page 79: ...es you the FRU Field Replaceable Unit listing in global configurations of Aspire L100 Refer to this chapter whenever ordering for parts to repair or for RMA Return Merchandise Authorization FRU Field Replaceable Unit List Chapter 6 ...

Page 80: ...an 2 FAN Cover 22 Cotruscon Bracket 3 Button 23 ODD Bracket 02 4 Bezel Cover 24 Sheetmetal HDD Clip 5 Foot U Base 25 OBR Holder 6 Bezel Mylar 26 OBR PCB 7 Bezel 27 Daughter Board 8 Lens Mylar 28 ODD Bracket 03 9 Lens 29 Sheetmetal IO 10 Power Mylar 30 Sheetmetal USB BOX 11 Acer Logo 31 USB PCB ...

Page 81: ...over 14 Switch Holder 34 Pedestal Screw 15 Power Switch 35 Foot Pedestal 16 Front 36 ODD Bracket 17 Bottom Shield 37 HD Bracket Handle 18 Main Board Support 38 Top Shcclo 19 SIDC Cover 39 Top Cover 20 VENT Cover 40 Acer Logo Item Description Item Description ...

Page 82: ...noted in the printed Service Guide For ACER AUTHORIZED SERVICE PROVIDERS your Acer office may have a DIFFERENT part number code to those given in the FRU list of this printed Service Guide You MUST use the local FRU list provided by your regional Acer office to order FRU parts for repair and service of customer machines NOTE To scrap or to return the defective parts you should follow the local gov...

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