Acer Aspire L350 Service Manual Download Page 102

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Chapter 5

INTRUSION

Case Open header

F_LED_HD

Front LED Panel Header

CPU_SOCKET

AMD M-2 CPU Socket

DIMM_SOCK1

MINI_PCI

Mini-PCI Connector

DIMM_SOCK2

Clear CMOS Jumper (JP2) Settings

Location

Symbol

Description

Function

JP2

1-2 Normal
2-3 Clear CMOS

Clear CMOS

Location and Header Type

Pin and Signal Name

CPU_FAN1

SYS_FAN1

Pin Signal

Name

1 GND
2 +12V
3 SENSE
4 Control

Pin Signal

Name

1 GND
2 +12V
3 SENSE

Summary of Contents for Aspire L350

Page 1: ...Aspire L350 Veriton 1000 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 L350 Veriton 1000 service guide Date Chapter Updates January 9 2007 initial release ...

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: ...ation 23 Standard CMOS Features 24 Advanced BIOS Features 26 CPU Feature 29 Hard Disk Boot Priority 31 Network Boot Priority 32 Advanced Chipset Features 33 Integrated Peripherals 38 Power Management Setup 40 PnP PCI Configuration 42 PC Health Status 43 Frequency Control 44 Load Default Settings 45 Set Supervisor User Password 46 Save Exit Setup 47 Exit Without Saving 48 Chapter 3 Machine Disassem...

Page 8: ...bly 66 Removing the Top Cover and Front Bezel Assembly 67 Removing the ODD Module 68 Removing the Cage Assembly 70 Removing the HDD and ODD Transfer Board 71 Removing the Front IO Assembly 72 Removing the Cables 73 Removing the Thermal Module CPU Memory and the Main Board 74 Chapter 4 Troubleshooting 78 Power On Self Test POST 79 POST Error Messages List 85 Error Symptoms List 87 Undetermined Prob...

Page 9: ...finitely 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 endeavor to environment 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: ... integrated graphic display T Display output supporting HDMI DVI D sub output T TV output for Aspire L350 Mini PCI Slot T Slot Type PCI 2 3 slot T Slot Quantity for Mini card PCI Express 1 for Mini PCI 1 IDE T Slot Type SATA IDE connector T Slot Quantity 2 T Storage Type support HDD optional for Veriton 1000 DVD ROM Combo DVD Dual DVD Super Multi w PATA to SATA daughter board Audio T Codec Realtek...

Page 11: ... USB for front panel USB ports T USB 2 0 1 1 System LED Definition On Board Connector For Aspire L350 T Rear I O Connectors T 1 DVI output T 1 RJ 45 LAN port T 4 USB ports T 1 IEEE 1394 6 pin T 1 5 1 channel out put T 1 Microphone in jack T 1 19V DC in T Front I O T 1 Headphone output T 1 Microphone in T 2 USB ports T 1 IEEE 1394 4 pin T 1 3 in 1 card reader MS MS Pro SD T 1 Power Standby button T...

Page 12: ...nector T GPIO for on button recovery T Intruder header T Other Connectors T 1 Intrusion switch T 1 recovery button For Veriton 1000 T Rear I O Connectors T 1 DVI output T 1 RJ 45 LAN port T 4 USB ports T 1 5 1 channel phone jack T 1 microphone in jack T 1 19V DC in T Front I O Connectors T 1 Headphone output T 1 Microphone in jack T 4 USB ports T 1 Power Standby button T 1 Power LED T 1 Storage LE...

Page 13: ... T 2 USB connectors with 2 5 connectors T System fan connector 4 pin T Power LED FPIO 2 7 pin connector T GPIO for one button recovery T Intruder header T Other Connectors T 1 Intrusion switch T 1 recovery button ...

Page 14: ...eq 33MHz MINI PCI Slot 124pin AD25 MINI PCI E Slot 52pin SATA1 7Pin SATA2 7pin VGA G only ITE IT8718F Super I O 128pin QFP USB3 2 ports LPC bus SPI ROM intel 8 pin SO8 ALC888 Audio Codec PCB 235 x 170 mm 6 Layers BW FSB 800MHz Freq 200MHz BW DDR2 533 667 800MHz USB1394 2 ports CARD 1 ports BROWATER BW FSB 1066MHz Freq 266MHz S VIDEO VGA to SDTV EDTV HDTV Resolutions Up To1600x1200 HDMI Scaleable O...

Page 15: ... 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 Connector 22 F_USB2 Front USB 2 Header 9 USB2 USB 2 Connector 23 IDE_ODD_DAUG HTER 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 16: ... to power on or power off the system 2 Media activity Indicates when the hard disk or optical drive is active 3 LAN indicator Indicates the status of LAN communication 4 Infrared port Receives IR signals from the remote control 5 Multi Writable DVD drive Use to access and record data on compact disks CDs and digital video disks DVDs 6 Drive eject button Ejects the optical disk ...

Page 17: ...in IEEE 1394 port Connects to an IEEE 1394 device e g digital video camcorder 11 XD SD MMC MS MS Pro slot Accepts an XD eXtreme Digital SD SecureDigital MMC MultimediaCard MS Memory Stick or MS Pro Memory Stick Pro card Warning If you want to read contents from small form factor memory cards such as mini SD RS MMC or MS Pro Duo you should use a suitable adapter 12 IR Infrared receiver Receives IR ...

Page 18: ...y lock 7 LAN port Connects to an Ethernet 10 100 1G based network 8 IR blaster port Connect an IR blaster to the set top box s IR sensor window 9 6 pin IEEE 1394 port Connects to an IEEE 1394 device e g digital video camcorder hard disk scanners 10 FM radio input jack Connects to an external FM radio antenna 11 TV antenna cable input jack Connects to a antenna or cable TV 12 AV In port Accepts inp...

Page 19: ...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 20: ...12 Chapter 1 ...

Page 21: ... Type Intel Conroe E6700 E6600 E6400 E6300 Slot Intel socket T LGA775 Speed Depends on CPU which is local configured Front Side Bus Frequency 1066MHz Voltage Processor voltage can be detected by any system without setting any jumper BIOS Item Specification BIOS code programmer Award BIOS version BIOS ROM size 8Mbit 1MB for Aspire L350 16Mbit 2MB for Veriton 1000 BIOS ROM package 32 pin PLCC packag...

Page 22: ...ng as they match the above specifications 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 installed with a Pentium 4 processor Tag RAM Location On Processor L2 Cache RAM Location On Processor L2 Cache RAM type PBSRAM Pipelined burst Synchronous R...

Page 23: ...l ICH8DO for Veriton 1000 Number of the connectors 6 for Aspire L350 8 for Veriton 1000 Location Rear 2 for Aspire L350 4 for Veriton 1000 Front 4 for Aspire L350 4 for Veriton 1000 USB Class Support legacy keyboard for legacy mode Wake up Event Specifications Device S1 S3 S4 S5 Power Button Enabled Enabled Enabled Enabled PS2 Keyboard Disabled Disabled Disabled Disabled USB Keyboard Disabled Disa...

Page 24: ...D7FFF 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 00DFFFF 16 KB I O Expansion ROM Reserved for ROM on I O Adapters 00E0000 00E7FFF 32 KB for SCSI BIOS Reserved for SCSI BIOS 00E8000 00EFFFF 32 KB Reserved Onboard 00F0000 00FFFFF 64 KB BIOS System ROM BIOS ROM System RAM BIOS DRAM 0100000 0F9FFFF System Me...

Page 25: ...ary IDE Parallel Printer Port 2 Serial Asynchronous Port 2 Parallel Printer Port 1 Floppy Disk Controller Secondary IDE Primary IDE Serial Asynchronous Port 1 Configuration Address Register Configuration Data Register Parallel Printer Port 1 IRQ Assignment Map IRQx System Devices Add On Card Devices IRQ0 Timer N IRQ1 Keyboard N IRQ2 Reserved N IRQ3 Serial Port 2 Reserved IRQ4 Serial Port 1 Reserve...

Page 26: ...Non operating packed 5 500Hz 1 09g RMS random 1 hour per axis in all 3 axes Shock Operating Half sine 2g 11m seconds Drop Test Drop Test Definition The protection ability of packing cushion must be capable of withstanding with no physical or functional damage mechanical impact from height specific drops Test Standard see below table Package Cross Weight Drop Height Not of Drop KGs lbs CM Inch 0 9 ...

Page 27: ...switch button modem ring in keyboard and mouse for APM mode T Resume recovery time 7 10 sec Suspend Mode T Independent power management timer 2 120 minutes time step 10 minutes or pushing external switch button T CPU goes into SMM T CPU asserts STPCLK and goes into the Stop Grant State T LED on the panel turns amber colour T Hard disk drive goes into SLEEP mode for ATA standard interface T Disable...

Page 28: ...odule is installed The Dual Channel Technology can t operate when only one DDR memory module is installed 2 Two DDR memory modules are installed the 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 me...

Page 29: ...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 for the highlighted item To...

Page 30: ...of PCI PnP ISA resources PC Health Status This setup page is the System auto detect Temperature voltage fan and speed Frequency Control Use this menu to specify your settings for frequency control Load Default Settings Default Settings indicates the value of the system parameters which the system would be in best performance configuration Set Supervisor Password Change set or disable password It a...

Page 31: ...BIOS version SMBIOS Version This item lists the system SMBIOS version BIOS Release Date This item lists the BIOS release date Product Name Aspire L350 System S N SMBIOS Version 2 3 F5 Previous Values F7 Default Settings BIOS Release Date Nov 21 2006 KLIJ Move Enter Select PU PD Value F10 Save ESC Exit F1 General Help Phoenix Award BIOS CMOS Setup Utility Product Information System BIOS Version R01...

Page 32: ...meter enables you to control the system stops in case of Power On Self Test errors POST No Errors The system boot will not stop for any error that may be detected and you will be prompted All Errors Whenever the BIOS detects a non fatal error the system will be stopped All But Keyboard The system boot will not stop for a keyboard error it will stop for all other errors Default value All But Disket...

Page 33: ... with each model of a particular computer The base memory can usually be upgraded to a significantly higher amount For example a desktop machine with 64MB might be upgradable to 768MB N A Extended Memory N A Total Memory N A Parameter Description Options ...

Page 34: ...Feature Press Enter X Hard Disk Boot Priority Press Enter X Network Boot Priority Press Enter CPU L1 L2 Cache Enabled CPU L3 Cache Enabled Quick Power On Self Test Enabled First Boot Device N A Second Boot Device Hard Disk Third Boot Device Disabled Boot Other Device Enabled Boot Up NumLock Status On Typematic Rate Setting Disabled x Typematic Rate Chars Sec 6 x Typematic Delay Msec 250 Security O...

Page 35: ...ystem 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 Boot Other Device This item allows you to enable or disable to boot from other device Enabled Disabled Boot...

Page 36: ...capability S M A R T is supported by all current hard disks and it allows the early prediction and warning of impending hard disk disasters You should enable it if you want to use S M A R T aware utilities to monitor the hard disk s condition Enabling it also allows the monitoring of the hard disk s condition over a network While S M A R T looks like a really great safety feature it isn t really t...

Page 37: ...nd out the highest input value CPUID recognizes This determines the kind of basic information CPUID can provide the operating system The maximum CPUID input value determines the values that the operating system can write to the CPUID s EAX register to obtain information about the processor Enabled Disabled Parameter Description Options Thermal Management Enabled Limit CPUID MaxVal Disabled C1E Fun...

Page 38: ... processor s Execute Disable Bit feature In fact the acronym XD is short for Execute Disable and is specific to Intel s implementation AMD s implementation is called NX short for No Execute When enabled the processor prevents the execution of code in data only memory pages This provides some protection against buffer overflow attacks When disabled the processor will not restrict code execution in ...

Page 39: ...e bootable device order N A 1 Bootable Add in Cards Phoenix Award BIOS CMOS Setup Utility Hard Disk Boot Priority move it down the list Menu Level X Use K or L to select to move it up or to Item Help F5 Previous Value F7 Default Settings KLIJ Move Enter Select PU PD Value F10 Save ESC Exit F1 General Help a device then press to Press ESC to exit this menu ...

Page 40: ... bootable device order N A 1 Legacy Lan Cards Press ESC to exit this menu F5 Previous Value F7 Default Settings KLIJ Move Enter Select PU PD Value F10 Save ESC Exit F1 General Help Phoenix Award BIOS CMOS Setup Utility Network Boot Priority move it down the list Menu Level X Use K or L to select to move it up or to Item Help a device then press to ...

Page 41: ... be a waste of the Level 2 cache s bandwidth if the motherboard BIOS was cached instead of data that are more critical to the system s performance In addition if any errant program writes into this memory area it will result in a system crash Therefore it is highly recommended that you disable this feature for better system performance Enabled Disabled System BIOS Cacheable Enabled Memory Hole at ...

Page 42: ... the ISA card s use The full range of memory is therefore available for the operating system to use However if your ISA card requires the use of that memory area it may then fail to work Since ISA cards are a thing of the past it is highly recommended that you disable this feature Even if you have an ISA card that you absolutely have to use you may not actually need to enable this feature Most ISA...

Page 43: ...uires for your monitor You can calculate it by multiplying the resolution and colour depth that you are using Of course if you intend to play 3D games you will need to allocate more memory If you have a motherboard that supports DVMT the memory size you select determines the maximum amount of system memory that is pre allocated to the graphics processor Once allocated it can only be used as graphi...

Page 44: ...raphics processor has a guaranteed amount of graphics memory but the downside is once allocated this memory cannot be used by the operating system even when it is not in use When set to DVMT the graphics chip will dynamically allocate system memory as graphics memory according to system and graphics requirements The system memory is allocated as graphics memory when graphics intensive applications...

Page 45: ...ystem memory that can be allocated as graphics memory but only for the Fixed or DVMT operating modes When the DVMT Fixed mode is selected this BIOS feature is grayed out because when in that operating mode the graphics driver automatically allocates a total of 128MB of graphics memory When set to 64MB up to 64MB of system memory can be used as graphics memory When set to 128MB up to 128MB of syste...

Page 46: ... enables its RAID and AHCI functions when the computer boots up When set to IDE the SATA controller disables its RAID and AHCI functions when the computer boots up RAID SATA or AHCI IDE SATA Mode AHCI USB Controller Enabled USB 2 0 Controller Enabled USB Keyboard Support Enabled USB Mouse Support Enabled Onboard 1394 Controller Enabled Onboard LAN Controller Enabled Onboard Lan Boot ROM Disabled F...

Page 47: ...USB 2 0 Controller Disabled Disable USB 2 0 Controller USB Keyboard Mouse Support This BIOS feature determines if support for the USB keyboard mouse should be provided or not Enabled Disabled Onboard 1394 LAN Controller This BIOS feature enables or disables the motherboard s onboard 1394 LAN controller It is recommend that you enable this feature so that you can use the onboard 1394 LAN controller...

Page 48: ...ower saving modes for ACPI function S1 POS The S1 sleep mode is a low power state In this state no system context CPU or chipset is lost and hardware maintains all system context S3 STR The S3 sleep mode is s power down state in which power is supplied only to essential components such as main memory and wake capable devices and all system context is saved to main memory The information stored in ...

Page 49: ...configure the power button function Instand off Press down button then power off instantly Delay 4 Sec Press power button 4 sec to power off Enter suspend if button is pressed less than 4 sec Energy Lake Function Wake Up by Onboard Lan Parameter Description Options ...

Page 50: ...d Enabled INT Pin 1 8 Assignment Maximum Payload Size This item allows you to select the payload size for PCI Express device s maximum TLP Transmission Level Point 128 256 512 1024 2048 4096 Reset Configuraton Data Disabled Resources Controlled By Auto ESCD X IRQ Resources Press Enter PCI VGA Palette Snoop Disabled INT Pin 1 Assignment Auto INT Pin 2 Assignment Auto INT Pin 3 Assignment Auto ESCD ...

Page 51: ...oltage The system detects CPU core voltage automatically Displays CPU core voltage directly DIMM voltage This field displays DIMM voltage The system detects DIMM voltage automatically Displays DIMM voltage directly CPU Tempature This field displays CPU tempature The system detects CPU tempature automatically Displays CPU tempature Shutdown Tempature This feature allow to set the Shutdown temperatu...

Page 52: ...ws to enable disable the Spread Spectrum modulate Enabled Disabled CPU Host SRC PCI Clock Select Default or select a timing combination for the CPU and the PCI bus When set to Default the BIOS uses the actual CPU and PCI bus clock values Enabled Disabled Auto Detect PCI Clk Enabled F5 Previous Values F7 Default Settings KLIJ Move Enter Select PU PD Value F10 Save ESC Exit F1 General Help Phoenix A...

Page 53: ...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 54: ... 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 55: ... 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 56: ...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 57: ...unding strap and conductive mat for preventing electrostatic discharge T Wire cutter T 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 58: ...on Before You Begin Before proceeding with the disassembly 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 59: ...eed to perform 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 Removing the Stand Assembly 1 Remove the screw holding the stand assembly 2 Then detach the system from the stand assembly ...

Page 60: ...52 Chapter 3 Removing the Top Cover and Front Bezel Assembly 1 Remove the screw fastening the top cover 2 Remove the top cover from the system 3 Pull up the three locks as shown ...

Page 61: ...Chapter 3 53 4 Detach the front bezel from the system 5 Place the front bezel as shown 6 Release the hooks holding the PCB card ...

Page 62: ... Chapter 3 7 Detach the PCB card from the left side You can then remove the front bezel Removing the RF Keyboard Mouse Antenna and ODD Module 1 Remove the two screws holding the RF keyboard mouse antenna ...

Page 63: ...rd mouse antenna as shown 3 If you only need to remove the ODD module you can remove the screw holding the ODD module to the system as shown 4 Then push the ODD module outwards as shown 5 Remove the two screws fastening the ODD bracket to the ODD ...

Page 64: ...e ODD bracket from the ODD Removing the Cage Assembly 1 Remove the three screws holding the cage assembly to the system 2 There are four fastening hooks holding the cage assembly 3 See the closeup for the fastening hooks below ...

Page 65: ...Chapter 3 57 4 Push the cage assembly outwards step 1 then hold the cage plastic belt to lift the cage assembly step 2 5 Disconnect the cables as shown 6 Disconnect the cables 2 1 1 ...

Page 66: ...ly 8 Disconnect the antennae then remove the cage assembly Removing the HDD and the MCE Board 1 Remove the two screws holding the MCE board to the HDD ODD bracket Then detach the MCE board and disconnect the MCE cable from the MCE board ...

Page 67: ...ur screws holding the HDD to the HDD ODD bracket 3 Push the HDD out of the HDD ODD bracket 4 Remove the screw fastening the ODD transfer board on the HDD ODD bracket then push the ODD transfer board to the left to detach the board ...

Page 68: ...60 Chapter 3 Removing the Front IO Assembly 1 Disconnect the cables as shown 2 Remove the screw fastening the front IO assembly to the system 3 Pull out the IO assembly as shown ...

Page 69: ... board two screws and card reader one screw to the IO bracket Then detach the IO board and card reader Removing Cables TV Tuner Board TV Tuner Card and Wireless LAN Card 1 Cut off the cable ties and disconnect the cables from the system 2 Remove the two screws fastening the TV tuner board ...

Page 70: ...62 Chapter 3 3 Disconnect the antennae and detach the TV tuner board 4 Pop out the TV tuner card and detach the wireless LAN card from the main board Removing the Thermal Module CPU Memory and the Main ...

Page 71: ...tach the fan from the system 3 Remove the four screws fastening the heat sink to the main board Follow the order indicating by the numbers Then detach the heat sink from the main board NOTE The thermal module on the headline refers to the system fan and the heat sink 4 Release the CPU lock and remove the CPU from the socket 1 2 3 4 ...

Page 72: ...op out the memories and remove them from the main board 6 Remove the four screws and one fastening screw holding the main board to the chassis 7 Lift the main board as shown then detach the main board from the chassis ...

Page 73: ...Chapter 3 65 ...

Page 74: ...eed to perform 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 Removing the Stand Assembly 1 Remove the screw holding the stand assembly 2 Then detach the system from the stand assembly ...

Page 75: ...Chapter 3 67 Removing the Top Cover and Front Bezel Assembly 3 Remove the screw fastening the top cover 4 Remove the top cover from the system 5 Pull up the three locks as shown ...

Page 76: ... Place the front bezel as shown 7 Release the two hooks highlighted with red circles then detach the cable from the front bezel Removing the ODD Module 1 Remove the screw holding the ODD module to the system 1 1 2 2 ...

Page 77: ...o screws holding the ODD bracket to the ODD 4 Turn over the ODD module with ODD bracket and detach the ODD module as shown NOTE If you only need to remove the ODD module you can do as the steps mentioned above However if you need to remove the entire cage assembly please see the steps below ...

Page 78: ... three screws holding the cage assembly to the system 2 There are four fastening hooks holding the cage assembly 3 See the close up for the fastening hooks below 4 Push the cage assembly outwards then hold the cage plastic belt to lift the cage assembly ...

Page 79: ... HDD and ODD Transfer Board 1 Disconnect the four screws fastening the HDD to the HDD ODD bracket 2 Detach the HDD from the HDD ODD bracket 3 Remove the screw fastening the ODD transfer board on the HDD ODD bracket then push the ODD transfer board to the left to detach the board ...

Page 80: ...O Assembly 1 Disconnect the cables from the main board as shown 2 Remove the screw holding the front IO assembly to the chassis 3 Pull out the front IO assembly from the chassis 4 Then push to the right to remove the front IO assembly ...

Page 81: ...3 73 5 Remove the two screws holding the front IO USB board and the bracket Removing the Cables 1 Cut off the cable ties and remove the cables 2 Remove the screw fastening the power switch cable to the chassis ...

Page 82: ...cable from the main board and remove the cable Removing the Thermal Module CPU Memory and the Main Board 1 Disconnect the system fan power cable 2 Remove the four screws holding the system fan on the rear side Then detach the fan from the system ...

Page 83: ...the order indicating by the numbers Then detach the heat sink from the main board NOTE The thermal module on the headline refers to the system fan and the heat sink 4 Release the CPU lock and remove the CPU from the socket 5 Pop out the memories and remove them from the main board 1 2 3 4 ...

Page 84: ...r 3 6 Remove the four screw nuts on the rear side 7 Remove the four screws and one fastening screw holding the main board to the chassis 8 Lift the main board as shown then detach the main board from the chassis ...

Page 85: ...Chapter 3 77 ...

Page 86: ...78 This chapter provides troubleshooting information for the Aspire L350 Veriton 1000 T Power On Self Test POST T Index of Error Message T Index of Error Symptoms T Undetermined Problems Chapter 4 Troubleshooting ...

Page 87: ...hard disk interface and one diskette drive interface T Keyboard and auxiliary device controllers T 1 44M floppy controller T I O ports T One parallel port T One PS 2 compatible mouse port T 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 88: ...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 89: ...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 90: ...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 91: ...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 92: ...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 93: ...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 94: ... 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 95: ...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 96: ...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 97: ...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 98: ...Chapter 4 90 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 99: ...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 100: ...olated 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 T External devices T...

Page 101: ...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 102: ...CK1 14 MINI_PCI Mini PCI Connector 28 DIMM_SOCK2 DIMM_SOCK2 Clear CMOS Jumper JP2 Settings Location Symbol Description Function JP2 1 2 Normal 2 3 Clear CMOS Clear CMOS Location and Header Type Pin and Signal Name CPU_FAN1 SYS_FAN1 3 2 1 1 2 3 4 Pin Signal Name 1 GND 2 12V 3 SENSE 4 Control 1 2 3 Pin Signal Name 1 GND 2 12V 3 SENSE ...

Page 103: ...BP3P 7 GND 8 GND 10 NC 3 1 7 5 4 2 8 6 10 Pin Signal Name Pin Signal Name 1 USBPWR6 2 USBPWR6 3 USBP0N 4 USBP1N 5 USBP0P 6 USBP1P 7 GND 8 GND 10 NC 9 10 3 1 7 5 4 2 6 Pin Signal Name Pin Signal Name 1 MIC2_RL 2 AGND 3 MIC2_RR 4 VCC3 5 LINE2_RR 6 RET_R 7 REVD 9 LINE2_RL 10 RET_L 3 1 7 5 4 2 8 6 10 Pin Signal Name Pin Signal Name 1 A1P 2 A1M 3 GND 4 GND 5 B1P 6 B1M 7 CPWR 8 CPWR 10 GND ...

Page 104: ...nal Name Pin Signal Name 1 S_VIDEO_Y 2 S_VIDEO_C 3 AUDIO_R_IN 4 GND 5 AUDIO_L_IN 6 COMP_IN 7 GND 8 GND 10 NC 1 2 3 4 Pin Signal Name 1 USBPWR3 2 USBP4N 3 USBP4P 4 GND 3 1 7 5 9 4 2 8 6 10 Pin Signal Name Pin Signal Name 1 MIC2 L 2 AGND 3 MIC2 R 4 VCC3 5 LINE2 R 6 RET_R 7 SENSEB 8 KEY 9 LINE2 L 10 RET_L ...

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