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Acer TravelMate alpha-550 Service Manual Download Page 70

62

Chapter 3

Disassembling the LCD Module-15 Inch

1.

First remove the two screw pads then remove the two screws.

2.

Disattach the LCD bezel carefully. Please note that you have to push forward at the two indentations.

3.

Unscrew the two screws then remove the latch.

4.

Unscrew the two screws on the inverter board.

5.

Remove the four screws holding the right and left hinges. There are two screws on each side.

6.

Remove the right and the left hinge.

7.

Dettach the EMI tape and then remove LCD from the cover carefully.

8.

Disconnect the inverter board from LCD FPC.

9.

Disconnect the LCD power connector.

10.

Disconnect the LCD FPC.

11.

Unscrew the eight screws on the brackets. There are four on each side then remove the brackets.

Summary of Contents for TravelMate alpha-550

Page 1: ...TravelMate α α α α 550 Service Guide PART NO HLX 0550 001 PRINTED IN TAIWAN Service guide files and updates are available on the ACER 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 TravelMate α 550 service guide Date Chapter Updates ...

Page 3: ...pect to the contents hereof and specifically disclaims any warranties of merchantability or fitness for any particular purpose Any Acer Incorporated software described in this manual is 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 an...

Page 4: ... 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 5: ... 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 printe...

Page 6: ...VI ...

Page 7: ...S Flash Utility 45 System Utility Diskette 45 System Diagnostic Diskette 45 Running Diagnostics Program 46 Chapter 3 Machine Disassembly and Replacement 51 General Information 52 Before You Begin 52 Disassembly Procedure Flowchart 53 Removing the HDD Module Thermal Module CPU and DVD ROM 56 Removing the LCD Module the Keyboard and the System Window 57 Removing the LCD Module 57 Removing the keyboa...

Page 8: ...es 70 Index of Symptom to FRU Error Message 73 Intermittent Problems 76 Undetermined Problems 77 Index of AFlash BIOS Error Message 78 Index of PQA Diagnostic Error Code Message 79 Chapter 5 Jumper and Connector Locations 81 Top View 81 SW1 Settings Lid switch 84 SW2 Settings 84 Bottom View 85 Chapter 6 FRU Field Replaceable Unit List 99 Appendix A Model Definition and Configuration 116 Main Featu...

Page 9: ...l display LCD displaying 16 7 million colors at 1024X768 eXtended Graphics Array XGA resolution or 15 0 TFT LCD displaying 16 7 million colors at 1400X1050 Super eXtended Graphics Array Plus SXGA resolution AGP 4X support Video memory allocaton from main memory BIOS Simultaneous LCD and CRT display Multimedia 16 bit high fidelity stereo audio with 3 D sound Built in dual stereo speakers Internal o...

Page 10: ...disk Keyboard and Pointing Device 85 86 key Windows keyboard Ergonomically centered touchpad pointing device I O Ports One type III or two typeII I PC Card slots PCMCIA CardBus One RJ 11 modem jack V 90 56K One RJ 45 network jack Ethernet 10 100 One DC in jack One parallel port ECP EPP One external monitor port One keyboard mouse port PS 2 One speaker headphone out jack 3 5mm minijack One micropho...

Page 11: ...70 SystemBlock Diagram Power Circuit DC DC Slot 0 1 DC DC Interface RTC Battery Pull Up Down Resistor IDE Damping Resistor IDE Connector FDD HDD CR ROM BIOS KBD Touch Pad KeyBoard 87570 I O Buffer AC97 Interface On Board 64 128MB Bank 0 MD 0 63 MA 0 13 Memory Damping Resistor CLK_SDRAM2 3 PIO Power On Off Reset Circuit ICS 9248 195 IEEE 1394 Slot 0 PCIGNT PCIREQ PIRQA HCLK_NB CRT Connector PIRQA P...

Page 12: ...yout Top View 1 Power On Off LID switch 5 Software debug only normally shipping on this connector 2 LCD connector 6 FDD connector 3 LID switch 7 Internal keyboard connector 4 System board connector 8 Switch board connector ...

Page 13: ... fan connector 3 CPU socket for FC PGA370 11 PCMCIA socket connector 4 CD ROM connector 12 Battery connector 5 Print port connector 13 AC adapter input connector 6 CRT connector 14 PS 2 keyboard and PS 2 mouse connector 7 TV out connector for S video only 15 USB connector 8 HDD connector 16 USB connector ...

Page 14: ...6 Chapter 1 Outlook View A general introduction of ports allow you to connect peripheral devices as you would with a desktop PC Front View ...

Page 15: ...e which functions like a computer mouse 6 Click buttons left and right The left and right buttons function like the left and right mouse buttons 7 Launch keys Buttons for launching frequently used programs Please seee User s Guide Launch keys on page 22 for more details 8 Status indicators Shows the power and email status 9 Speaker Outputs sound 10 Palmrest Comfortable support area for your hands ...

Page 16: ...RW combo drive reads CDs and DVDs and writes to CD Rs and CD RWs 2 Optical drive eject button Ejects the disc from the optical drive 3 Optical drive emergency eject hole Eject the disc from the optical drive when the computer is turned off See User s Guide How do I eject the optical drive tray with the computer turned off on page 78 fo more details ...

Page 17: ...e in jack Connects and external microphone 3 PC Card eject buttons Eject the selected PC Card from its slot 4 PC Card slots Accepts one Type III or two TypeII I PC Card s 5 DC in jack Connects to the AC adapter 6 PS 2 port Connects toa PS 2 compatible device e g PS 2 keyboard mouse keypad 7 USB port two Connects to the USB devices e g USB mouse ...

Page 18: ...compatible device e g digital camcorder 3 Network jack Connects to an Ethernet 10 100 based network 4 Modem jack Connects a phone line only for models with an internal fax data modem 5 Parallel port Connects to a parallel device e g parallel printer 6 External display port Connects t a display monitor 7 Video out port Connects to a display device with S video input ...

Page 19: ... the computer s hard disk 2 Battery release button Press and hold to release the battery latch 3 Battery release latch Unlatches the battery to remove the battery pack 4 Battery bay Houses the computer s battery pack 5 Memory compartment Houses the computer s main memory ...

Page 20: ...the status of the ocmpouter and its components Icon Function Description Caps lock Caps Lock is activated Num lock Numeric Lock for embedded keypad is activated Pad lock Pad Lock for embedded keypad is activated Scroll lock Scroll Lock is activated Optical drive Hard disk activity CD or DVD drive or hard disk is being accessed Floppy drive activity Floppy drive is being accessed PC Card activity P...

Page 21: ... to 30 percent full and battery is running low Note Charge the battery as soon as possible Battery gauge Battery is critically low Note Battery gauge icon is blinking Battery gauge Battery temperature is too high Note Save your work and shut down your computer to let the battery cool down Battery gauge Battery is not installed Icon Function Description Power Lights when the computer is on Email Li...

Page 22: ...uding Insert and Delete keys Num lock Fn F11 When Num Lock is on the embedded keypad is in numeric mode The keys function as a calculator complete with the arithmetic operators and Use this mode when you need to do a lot of numeric data entry A better solution would be to connect an external keypad See User s Manual External keyboard on page 40 Scroll lock Fn F12 When Scroll Lock is on the screen ...

Page 23: ...control mode Desired Access Num Lock On Pad Lock On Number keys on embedded keypad Type numbers in a normal manner Hold j while typing numbers Cursor control keys on embedded keypad Hold j while using cursor control keys Use cursor control keys in a normal manner Main keyboard keys Hold Fn while typing letters on embedded keypad Also hold down j for capital letters Hold Fn while tping letters on e...

Page 24: ...ows logo key Start button Combinations with this key perform special functions Below are a few examples Tab Activates next taskbar button E Explores My Computer F Finds Document M Minimizes All j Windows logo key M Undoes Minimize All R Displays Run dialog box Application key Opens a context menu same as a right click ...

Page 25: ...vating hotkeys press and hold the Fn key before pressing the other key in the hotkey combination Hot Key Icon Function Description Fn F5 Display toggle Switches display output between the display screen external monitor if connected and both the display screen and external monitor Fn w Brightness Up Increases the screen brightness Fn y Brightness Down Decreases the screen birghtness ...

Page 26: ...18 Chapter 1 Keyboard Ergonomics Located below the keyboard the wide and curved palm rest is ergonomically desinged to provide you with a very comfortable place to rest your hands while you type ...

Page 27: ...ve your finger across the touchpad to move the cursor Press the left 1 and right 2 buttons located on the edge of the touchpad to do selection and execution functions These two buttons are similar to the left and right buttons on a mouse Tapping on the touchpad produces similar results Function Left Button Righ Button Tap Execute Click twice quickly Tap twice at the same speed as double clicking t...

Page 28: ...dry and clean when using the touchpad Also keep the touchpad dry and clean The touchpad is sensitive to finger movements Hence the lighter the touch the better the response Tapping too hard will not increase the touchpad s responsiveness ...

Page 29: ...ions for play back music CDs NOTE The Audio DJ feature is also available even when the computer is off Icon Item Description 1 Mode Switch This sets the launch key mode Slide the switch to the desired mode 1 AP Application mode 1 Lock mode 1 Audio DJ mode 2 1 AP mode Launches a user configurable application 2 Stop Eject Audio DJ mode Stop playback of the music CD when playback is stopped ejects th...

Page 30: ...sic CD 4 Email AP mode Launches your email program 4 Previous Track Audio DJ mode Jumps to the previous track on the music CD AP mode 5 Internet Browser AP mode Launches your internet browser 5 Next Track Audio DJ mode Jumps to the next track on the music CD 6 Volume Buttons Decreases or increase the volume Icon Item Description ...

Page 31: ...table BIOS password control Set by setup manual Second Level Cache Item Specification Cache controller Built in CPU Cache size 128KB 512KB 1st level cache control Always enabled 2st level cache control Always enabled Cache scheme control Fixed in write back System Memory Item Specification Memory controller Via Twister T Onboard memory size 128MB DIMM socket number 1 sockets 2 banks Supports memor...

Page 32: ...a baud rate bps 56K Supports modem protocol V 90 MDC Modem connector type RJ11 Modem connector location Rear side Floppy Disk Drive Interface Item Specification Vendor model name Mitsumi D353G Floppy Disk Specifications Media recognition 2DD 720KB 2HD 1 2MB 3 mode 2HD 1 44MB Sectors track 9 15 18 Tracks 80 80 80 Rotational speed RPM 300 360 300 Read write heads 2 Encoding method MFM FM Power Requi...

Page 33: ...5 5V DC 5 5V DC 5 5V DC 5 5V DC 5 DVD ROM Interface Item Specification Vendor model name Toshiba SD C2502 Performance Specification With CD Diskette With DVD Diskette Transfer rate KB sec Sustained Max 3 6Mbytes sec Sustained Max 10 8Mbytes sec Data Buffer Capacity 128 KBytes Interface IDE ATAPI Applicable disc format DVD DVD ROM DVD 5 DVD 9 DVD 10 DVD 18 DVD R read single border CD CD DA CD E G C...

Page 34: ...nP IRQ IRQ3 IRQ5 IRQ7 IRQ9 IRQ10 IRQ11 Video Interface Item Specification Chip vendor VIA Chip name TWISTER T Chip voltage Core 3 3V Supports ZV Zoomed Video port No Video Resolutions Mode for both LCD and CRT Resolution 8 bits 256 colors 16 bits High color 24 bits True color 32 bits True color 640x480 Yes Yes Yes Yes 720x480 Yes Yes Yes Yes 800x600 Yes Yes Yes Yes 848x480 Yes Yes Yes Yes 1024x768...

Page 35: ... 1 1 OHCI USB 1 1 Number of USB port 2 Location Right panel Serial port function control Enable Disable by BIOS Setup PCMCIA Port Item Specification PCMCIA controller OZ6933 Supports card type Type III II Number of slots One type III or Two type II Access location Left side Supports ZV Zoomed Video port No ZV support Supports 32 bit CardBus Yes IRQ11 System Board Major Chips Item Controller System...

Page 36: ...imultaneously Yes Battery Item Specification Vendor model name Panasonic SUMSUNG Battery Type Li ion Pack capacity 57Wh Cell voltage V cell Number of battery cell 8 Package configuration 4 cells in series 2 series in parallel Package voltage 14 8V LCD Inverter Specification FOR 14 1 Panel List No LCD Type Vendor Model No Frequency range Min Typ Max Lamp current mArms Min Typ Max 1 14 1 SVGA TFT HA...

Page 37: ...period 4 The Inverter output should be 100 duty cycle when lamp current is less than 70 lamp current setting No matter of PWM signal 5 Transformer voltage stress should not be over 85 6 Transformer temperature rising should be less than 30 degree C 5 Frequency F 45 55 65 kHz 2 6 Output power Pout 4 5 W 7 Efficiency η 80 85 8 Starting voltage Vs 1500 Vrms At 0 degree C 9 Enable VIH 2 4 V Compal Out...

Page 38: ... Max Lamp current mArms Min Typ Max 15 0 XGA TFT LG LP150X1 G2CP XGA TFT 40 60 80KHz 3 0 6 0 8 0mA 15 0 SXGA TFT IBM ITSX95C 40 60KHz 3 0 6 5 7 0mA Inverter Characteristics No Parameter Symbol Min Typ Max Unit Conditions 1 Input voltage Vin 4 7 4 8 4 9 V 2 Input current Iin 1 2 A 3 Lamp Current ILmas 5 5 5 75 6 0 mArms Enable H PWM Duty 100 3 0 mArms Enable H PWM Duty 30 4 Lamp voltage VL 690 Vrms...

Page 39: ...d be less than 36dB at 10cm distance 9 Ip implies zero to positive peak value of lamp current 10 I p implise zero to negative peak value of lamp current 11 Current Waveform factor 1 27 1 56 Multiple OR 10 12 Unbalance Rate 10 0 10 Multiple LCD Item Specification Vendor model name IBM ITXG77X Hannstar HSD141PX11_A Rev 1 LG LP105X1 G2CP IBM ITSX95C Mechanical Specifications LCD display area diagonal...

Page 40: ...tion load current ripple and noise Noise Ripple 300mvp pmax 20MHz bandwidth for resistor load Output current 0 A min 3 16 A max Output Ratings CC mode DC output voltage 12V 19V Constant output 3 16A Dynamic Output Characteristics Start up time 2 sec 115Vac Hold up time 5 ms min 115 Vac input full load Over Voltage Protection OVP 27 V Short circuit protection Output can be shorted without damage an...

Page 41: ...ng 20 to 90 RH non condensing storage package Vibration Operating unpacked 5 500Hz 1 0G Non operating unpacked 50 500Hz 2 16G Mechanical Specification Item Specification Dimensions 322 W x 277 D x 37 5 43 3 H for 14 1 inch model 322 W x 277 D x 38 44 H for 15 0 inch model Weight 6 68lbs for 14 1 inch model 7 2 lbs for 15 0 inch model I O Ports 1 parallel port 25 pins EPP ECP capability 1 CRT port ...

Page 42: ...MA controller 2 0F0 0FF Numeric data processor 170 177 2nd EIDE device CD ROM select 1F0 1F7 1st EIDE device hard drive select 220 22F Audio 240 24F Audio optional 278 27F Parallel port 3 378 37A Paraller port 1 3B0 3BB 3C0 3DF Video Controller 3F0h 3F7 Standard Floppy Disk Controller 3F0 3F7 Floppy disk controller 480 48F 4D6 DMA controller 1 4D0 4D1 CF8 CFF PCI configuration register IRQ Assignm...

Page 43: ...Control IRQ12 PS 2 Mouse IRQ13 Numeric data processor IRQ14 Primary IDE channel hard disk IRQ15 Secondary IDE channel CD ROM drive DMA Channel Assignment DMA Channel Function Hardware 00 Standard Floppy Disk Controller 01 ECP Printer Port default 02 Free 03 Free IRQ Assignment Map Interrupt Channel Function Hardware ...

Page 44: ...36 Chapter 1 ...

Page 45: ...ty Others Boot and Exit Follow these instructions To choose a menu use the cursor left right keys zx To choose a parameter use the cursor up down keys wy To change the value of a parameter press p or q A plus sign indicates the item has sub items Press e to expand this item Press while you are in any of the menu options to go to the Exit menu In any menu you can load default settings by pressing t...

Page 46: ...ory extended memory Parameter Description Format Option System Time Sets the system time Format HH MM SS hour minute second System Time System Date Sets the system date Format MM DD YYYY month day year System Date Floppy Drive Shows floppy drive type information Hard Disk Shows the hard disk model Quiet Boot Determines the way the system boots up Shows the high capacity disc drive installed Option...

Page 47: ... Enables or disables the floppy drive controller Enabled or Disabled Parallel Port Enables or disables the parallel port Enabled or Disabled IRQ Sets the interrupt request of the parallel port IRQ 7 or IRQ5 Mode Sets the operation mode of the parallel port ECP EPP or Bi directional Base I O address Sets the I O address of the parallel port This parameter is enabled only if Mode is set to ECP or Bi...

Page 48: ...he Set User Password parameter and press the e key The Set User Password box appears Parameter Description Option User Password Shows the setting of the user password Clear or Set Set User Password Press Enter to set the user password When set this password protects the BIOS Setup Utility from unauthorized access Password on boot When enabled the user password protects the computer from unauthoriz...

Page 49: ...ress e 3 Press e twice without typing anything in the Enter New Password and Confirm New Password fields The computer then sets the User Password parameter to Clear 4 When you have changed the settings press u to save the changes and exit the BIOS Setup Utility Changing a Password 1 Use the w and y keys to highlight the Set User Password parameter and press the e key The Set Password box appears 2...

Page 50: ...e system will emit a beep on boot up Enabled or Disabled Sticky Key Determines whether or not to press Fn together with function keys l m etc when you need to adjust the system functions such as brightness If you set it as enabled then you do not have to press the function keys with the Fn key You can press the Fn key once then adjust the function If you select disabled you have to press the Fn ke...

Page 51: ...r Description Removable Devices The computer attempts to boot fro the removable device e g floppy drive If unsuccessful the system goes to the next device in the list Hard Drive The computer attempts to boot from the hard disk If unsuccessful the system goes to the next device in the list CD ROM DVD Drive The computer attempts to boot from the CD or DVD drive looks for a bootable CD or DVD Accton ...

Page 52: ...iscarding Changes Discards changes made and exits the BIOS Setup Utility Load Setup Defaults Loads default settings for all parameters same as t Discard Changes Discards changes made Save Changes Save changes made Main System Devices Security Others Boot Exit Item Specific Help Exit Saving Changes Exit Discarding Changes Discard Changes Save Changes Load Setup Defaults F1 Help Select Item F5 F6 Ch...

Page 53: ...vides the following functions 1 Panel ID Utility 2 Thermal Fan Utility 3 Mother Board Data Utility To use this diskette first boot from this diskette then a Microsoft Windows ME Startup Menu prompt you to choose the testing item Follow the instructions on screen to proceed NOTE This program contains a readme txt file This readme txt file will introduce each test utility and its functions System Di...

Page 54: ...m 1 BIOS Re flash Insert CD Disk and floppy disk then boot from floppy disk drive to BIOS re flash 2 Parallel Port Test Insert PIO loopback ot parallel port for test 3 RTC FDD Test Insert diskette to floppy disk drive for test 4 Thermal Test ...

Page 55: ... 5 CD ROM Test First test left channel if you hear sounds then press e key to test right channel If you hear sounds then press P key to pass this item 6 Batter Charge Test Plug the AC adapter to the system for test ...

Page 56: ...48 Chapter 2 7 Video mode Test Check the RGB video mode display quality 8 T P Mouse Test 9 FAN Test Check if the fan has turned on with feathers 10 LAN Test ...

Page 57: ... to down to test each key s function If pass then press b Break to continue the next test 12 32bit Syscard Test Insert two pieces of Syscard Card bus into PCMCIA slots for test Check travel card if found error code on the card then record to SFIS and travel card else affix QC seal on the travel card ...

Page 58: ...50 Chapter 2 ...

Page 59: ...c discharge plastic screw driver FPC fixture Tweezers Flat bladed screw driver or plastic stick hex screw driver plastic tool that can prize stripe cover NOTE The screws for the different components vary in size During the disassembly process group the screws with the corresponding components to avoid mismatch when putting back the components When you remove the stripe cover please be careful not ...

Page 60: ...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 3 Remove the battery pack NOTE TravelMate α 550 uses mylar or tape to fasten the FFC FPC connectors you may need to tear the tape or mylar before you disconnect different FFC FPC connectors ...

Page 61: ...he system board you must first remove the keyboard then disassemble the inside assembly frame in that order Start Battery HDD Module RAM Door Main Unit see next page HDD Connector HDD Stripe Cover Thermal Module RAM Module DVD ROM System Window Key board LCD Module 15 0 LCD Module LCD Bezel LCD Latch LCD Panel LCD FPC Inverter Board LCD Bracketsx2 14 1 LCD Module LCD Bezel LCD FPC Inverter Board L...

Page 62: ...P 2 3 NL H Screw M2 0 X 0 4P 3FP ZK NL Main Unit Stripe Cover Logic Upper Logic Lower below Keyboard FFC System Window FFC LCD Module System Window Keyboard Right Left Hinge Saddles Speakers Audio Board FPC Audio Board Module Audio Board Shielding Audio Board Upper Shielding Touchpad Bracket Switch Board Touch Pad Floppy Disk Drive Module Main Board Thermal Support DVD Carrier System Window FPC PC...

Page 63: ...Chapter 3 55 Removing the Battery Pack 1 Press the battery lock 2 Push the release button forward then remove the battery pack ...

Page 64: ...er 2 Unscrew the three screws on the ram door Then remove the ram door Next disconnect the thermal connector Then remove the four screws on the thermal module and remove the thermal module 3 Use the CPU fixture and the flat bladed screw driver to remove the CPU 4 Remove the screw on the DVD ROM bracket and push the DVD ROM bracket Then remove this module ...

Page 65: ...four screws two on each side holding the LCD module to the main unit Then Disconnect LCD FPC and remove the LCD module Removing the keyboard 1 Remove the four two on each side screws holding the keyboard 2 Disconnect the keyboard connector After disconnect the keyboard connector then remove the keyboard Removing the system window 1 Disconnect system window FPC 2 Unscrew the two screws holding the ...

Page 66: ...ove the eight screws on the logic lower 4 Disconnect switch board FPC 5 Remove the logic upper from the main unit Disassembling the logic upper 1 Unscrew the five screws holding the right and the left hinge saddles 2 Remove the right and the left hinge saddles 3 Tear the mylar from logic upper assembly 4 Remove the two screws holding the audio board 5 Remove the audio board shielding 6 Disconnect ...

Page 67: ...assembly 10 Disconnect the two speakers wires one on each side 11 Remove the two screws holding the speakers on each side Then remove the speakers 12 Disconnect touchpad FFC from the touch pad 13 Remove the touchpad bracket as the pictures show Please see the yellow arrows 14 Remove the touchpad 15 Disconnect the touchpad FFC and then remove it ...

Page 68: ...from the switchboard 18 Disconnect the switchboard FPC 19 These are complete steps for logic upper disassembly Disassembling the logic lower 1 Remove the two screws holding the floppy disk drive bracket 2 Disconnect the floppy disk drive FFC 3 Disconnect the system window FPC 4 Remove the two screws holding the mainboard 5 Then remove the mainboard carefully ...

Page 69: ...D ROM bracket 8 Remove the four screws holding the thermal support 9 Remove the thermal support 10 Tear the tape on LAN Modem card 11 Disconnect the LAN Modem card from mini PCD 12 Disconnect LAN Modem wires from the LAN Modem card 13 These are complete steps for logic lower disassembly ...

Page 70: ...latch 4 Unscrew the two screws on the inverter board 5 Remove the four screws holding the right and left hinges There are two screws on each side 6 Remove the right and the left hinge 7 Dettach the EMI tape and then remove LCD from the cover carefully 8 Disconnect the inverter board from LCD FPC 9 Disconnect the LCD power connector 10 Disconnect the LCD FPC 11 Unscrew the eight screws on the brack...

Page 71: ...nnector Disassembling the Floppy Disk Drive Module 1 Disconnect the floppy disk drive FFC 2 Unscrew the two screw holding the bracket 3 Unscrew the screw holding the bracket 4 Remove the right and the left brakets 5 Press the FDD latch with the fixture and remove the FDD panel Disassembling the DVD ROM Module 1 Unscrew the two screws holding the support plate 2 Then remove the support plate ...

Page 72: ...64 Chapter 3 ...

Page 73: ...all components appear normal 4 Use the following table with the verified symptom to determine which page to go to Symptoms Verified Go To Power failure The power indicator does not go on or stay on Power System Check on page 67 POST does not complete No beep or error codes are indicated Power On Self Test POST Error Message on page 69 Undetermined Problems on page 77 POST detects an error and disp...

Page 74: ...diskette connector on the system board If the error still remains 1 Reconnect the external diskette drive DVD ROM module 2 Replace the external diskette drive CD ROM module 3 Replace the main board External CD ROM Drive Check Do the following to isolate the problem to a controller drive or CD ROM Make sure that the CD ROM does not have any label attached to it The label can cause damage to the dri...

Page 75: ...ble connector and repeat the failing operation Memory Check Memory errors might stop system operations show error messages on the screen or hang the system 1 Boot from the diagnostics diskette and start the doagmpstotics program please refer to System Diagnostic Diskette on page 45 2 Go to the diagnostic memory in the test items 3 Press F2 in the test items 4 Follow the instructions in the message...

Page 76: ... light up replace the battery pack If the charge indicator still does not light up replace the DC DC charger board Touchpad Check If the touchpad doesn t work do the following actions one at a time to correct the problem Do not replace a non defective FRU 1 After rebooting run Tracking Pad PS2 Mode Driver For example run Syn touch driver 2 Run utility with the PS 2 mouse function and check if the ...

Page 77: ...ext possible FRU to be replaced when servicing a computer If the symptom is not listed see Undetermined Problems on page 77 The following lists the error messages that the BIOS displays on the screen and the error symptoms classified by function NOTE Most of the error messages occur during POST Some of them display information about a hardware device e g the amount of memory installed Others may i...

Page 78: ... the computer 0230 Shadow RAM Failed at offset nnnn Shadow RAM test failed System board 0231 System RAM Failed at offset nnnn System RAM test failed System board 0232 Extended RAM Failed at offset nnnn Extended RAM test failed System board 0250 System battery is dead Replace and run SETUP CMOS clock battery needs to be replaced Replace the battery and run BIOS Setup Utility to reconfigure system t...

Page 79: ...onflict Specific device has an address conflict Enter the BIOS Setup Utility and verify the parameters try loading the default settings then save and restart the computer RTC battery System board Failing Bits nnnn Memery test failed DIMM BIOS ROM System board Invalid System Configuration Data Error with NVRAM CMOS data Enter the BIOS Setup Utility and verify the parameters try loading the default ...

Page 80: ...source battery pack and power adapter See Power System Check on page 67 Reconnect the LCD connector Hard disk drive LCD inverter ID LCD cable LCD Inverter LCD System board No beep power on indicator turns on and LCD is blank But you can see POST on an external CRT Reconnect the LCD connectors LCD inverter ID LCD cable LCD inverter LCD System board No beep power on indicator turns on and a blinking...

Page 81: ...LCD cable LCD System board Indicator Related Symptoms Symptom Error Action in Sequence Indicator incorrectly remains off or on but system runs correctly Reconnect the inverter board Inverter board System board Power Related Symptoms Symptom Error Action in Sequence Power shuts down during operation Power source battery pack and power adapter See Power System Check on page 67 Battery pack Power ada...

Page 82: ...e keyboard Hard disk drive System board The system doesn t enter hibernation mode and four short beeps every minute Press Fn F4 and see if the computer enters hibernation mode Touchpad Keyboard Hard disk connection board Hard disk drive System board The system doesn t enter standby mode after closing the LCD LCD cover switch System board The system doesn t resume from hibernation mode Hard disk co...

Page 83: ...d USB does not work correctly See System Diagnostic Diskette on page 45 System board Print problems Ensure the Parallel Port in the System Devices of BIOS Setup Utility is set to Enabled Onboard Devices Configuration Run printer self test Printer driver Printer cable Printer System Board Keyboard Touchpad Related Symptoms Symptom Error Action in Sequence Keyboard one or more keys does not work Rec...

Page 84: ... discharge or software errors FRU replacement should be considered only when a recurring problem exists When analyzing an intermittent problem do the following 1 Run the advanced diagnostic test for the system board in loop mode at least 10 times 2 If no error is detected do not replace any FRU 3 If any error is detected replace the FRU Rerun the test to verify that there are no more errors ...

Page 85: ...ilure is operating correctly See Power System Check on page 67 1 Power off the computer 2 Visually check them for damage If any problems are found replace the FRU 3 Remove or disconnect all of the following devices Non Acer devices Printer mouse and other external devices Battery pack Hard disk drive DIMM CD ROM Diskette drive Module PC Cards 4 Power on the computer 5 Determine if the problem has ...

Page 86: ... 45 VPD Checksum Error Reboot the system and then restest with this diskette BIOS Update Program Error Turn off the power and restart the system System Error Make sure this AFlash BIOS diskette for this model Without AC adapter make sure to connect AC adapter Battery Low make sure to install a highly charged battery and reboot system ...

Page 87: ...ard Keyboard System board 04XXX Video error System board 05XXX Parallel Port error System board 06XXX Serial port or main board error System board 07XXX Diskette drive error Diskette drive System board 08XXX Hard disk error Reload BIOS default setting Hard disk System board 09XXX CD ROM error Reset CD ROM cable CD ROM drive System board 10XXX Co processor error System board 11XXX Pointing device e...

Page 88: ...80 Chapter 4 ...

Page 89: ... LCD connector JP7 FDD connector SW1 LID switch JP6 Internal keyboard connector JP3 System Board connector JP4 Switch board connector PIN NO Signal PIN NO Signal 1 ON OFF BTN 2 ON OFF BTN 3 GND 4 GND PIN NO Signal PIN NO Signal 1 5VALW 2 GND 3 5VALW 4 GND 5 NC 6 NC 7 20 INVT_PWN 8 DISPOFF 9 5VALW 10 LCDDVDD Jumper and Connector Locations Chapter 5 ...

Page 90: ...L LCD5 35 L LCD15 36 GDN 37 L LCD14 38 L LCD6 39 GND 40 L LCD7 41 L LCD13 42 GDN 43 L LCD12 44 L LCD8 45 GND 46 L LCD9 47 L LCD11 48 GDN 49 L LCD10 50 NC PIN NO Signal PIN NO Signal 1 GND 2 GND 3 LID_SW 4 LID_SW PIN NO Signal PIN NO Signal 1 5VALW 2 ACIN 3 HDD_LED 4 CD_FDD_LED 5 CAPS_LED 6 ARROW_LED 7 NUM_LED 8 GND 9 5VS 10 3VS PIN NO Signal PIN NO Signal 1 5V 2 GND 3 RXD0F 4 TXD0F 5 DSR0F 6 RTS0F...

Page 91: ...N NO Signal PIN NO Signal 1 KSO15 2 KSO10 3 KSO11 4 KSO14 5 KSO13 6 KSO12 7 KSO3 8 KSO6 9 KS08 10 KSO7 11 KS04 12 KSO2 13 KSI0 14 KSO1 15 KSO5 16 KSI3 17 KSI2 18 KSO0 19 KS15 20 KSI4 21 KSO9 22 KSO9 23 KSI7 24 KSI1 PIN NO Signal PIN NO Signal 1 NC 2 BTN1 3 BTN2 4 MAIL_ACT_LED 5 BTN4 6 BTN3 7 CDON_BTN 8 VOL_UP 9 VOL_DW 10 VOL_AMP 11 NC 12 PWR_LED 13 BUT LOCK 14 EMAIL ON 15 PS2_CLK 16 PS2_DATA 17 NC...

Page 92: ...GND 33 BATT_CHGI_LED 34 NC 35 MD_SPK 36 NC 37 MONO IN R 38 CD_AGND 39 CD_AGND 40 CDROM_L 41 CD_AGND 42 3VS 43 NC 44 5VCD 45 5VCD 46 5VCD 47 NC 48 5VAW 49 5VS 50 5VS Setting Switch 1 NONE Switch 2 STAND BY Switch 3 HIBERNATE Switch 4 ON OFF BUTTON SW2 Setting POWER BUTTON ON SYSTEM ON OFF SYSTEM OFF PIN NO Signal PIN NO Signal ...

Page 93: ...JP10 Print port connector PJP2 AC adapter input connector JP9 CRT connector JP18 PS 2 keyboard and PS 2 mouse connector JP8 TV out connector for S video only JP15 USB connector JP22 HDD connector JP13 USB connector JP20 So DIMM connector for SDRAM only JP17 Mini PCI connector PIN NO Signal PIN NO Signal 1 10TPBO 2 TPBO 3 TPAO 4 TPAO PIN NO Signal PIN NO Signal A3 D29 AD34 GND A5 D28 AD36 Vcc1 5 ...

Page 94: ... AA33 VTT4 AH4 RESET 2 AA35 VTT4 AH6 A10 AA37 VccCORE AH8 A5 AB2 VccCORE AH10 A8 AB4 A24 AH12 A4 AB6 A23 AH14 BNR AB32 GND AH16 REQ1 AB34 VccCORE AH18 REQ2 AB36 VccCMOS AH20 VTT AC1 A33 AH22 RS1 AC3 A20 AH24 VccCORE AC5 GND AH26 RS0 AC33 GND AH28 THERMTRIP AC35 FERR AH30 SLP AC37 RSP AH32 VccCORE AD2 GND AH34 GND AD4 A31 AH36 VccCORE AD6 VREF5 AJ1 A21 AD32 VccCORE AJ3 GND AJ5 VccCORE AL11 AP0 AJ7 ...

Page 95: ...DN AK18 REQ0 AM24 VccCORE AK20 LOCK AM26 GDN AK22 VREF7 AM28 VccCORE AK24 AERR AM30 GDN AK26 PWRGOOD AM32 VccCORE AK28 RS2 AM34 GDN AK30 Reserved AM36 VID1 AK32 TMS AN3 GDN AK34 VccCORE AN5 A12 AK36 GND AN7 A16 AL1 GND AN9 A6 AL3 GND AN11 VTT AL5 A15 AN13 AP1 AL7 A13 AN15 VTT AL9 A9 AN17 BPRI AN19 DEFER C25 D50 AN21 VTT4 C27 D56 AN23 RP C29 DEP5 AN25 TRDY C31 DEP1 AN27 DRDY C33 DEP0 AN29 BR0 C35 B...

Page 96: ...ccCORE C9 D36 E15 GND C11 D45 E17 VccCORE C13 D49 E19 GND C15 D40 E21 RESERVED C17 D59 E23 VTT4 C19 D55 E25 D62 C21 D54 E27 SLEWCTRL C23 D58 E29 DEP6 E31 DEP4 K2 VccCORE E33 VREF0 K4 VREF2 E35 BPM1 K6 D24 E37 BP3 K32 VccCORE F2 VccCORE K34 VccCORE F4 VccCORE K36 GND F6 D32 L1 D13 F8 D22 L3 D20 F10 Reserved L5 GND F12 D27 L33 Reserved F14 VccCORE L35 PICD1 F16 D63 L37 LINT1 NMI F18 VREF1 M2 GND F20...

Page 97: ...d J33 PICCLK R4 D17 J35 PICD0 R6 VREF3 J37 PREQ R32 VccCORE R34 GND V36 VccCORE R36 VccCORE W1 D0 S1 D8 W3 A34 S3 D5 W5 VccCORE S5 VccCORE W33 PLL1 S33 VTT4 W35 Reserved S35 RTTCTRL W37 BCLK S37 VTT4 X2 BR1 T2 VccCORE X4 RESET2 2 T4 D1 X6 A32 T6 D6 X32 GND T32 GND X34 VccCORE T34 VccCORE X36 GND T36 GND Y1 Reserved U1 D4 Y3 A26 U3 D15 Y5 GND U5 GND Y33 GLKREF7 U33 PLL2 Y35 VccCORE U35 VTT4 Y37 GND...

Page 98: ... CD_DREQ 23 GND 24 CD_SIOR 25 CD_SIOW 26 GND 27 CD_SIORY 28 CD_DACK 29 CD_IRQ 30 NC 31 CD_SBA1 32 PDIAG 33 CD_SBA0 34 CD_SBA2 35 CD_SCS1 36 CD_SCS3 37 SHDD_LED 38 5VCD 39 50CD 40 50CD 41 50CD 42 50CD 43 GND 44 GND 45 GND 46 GND 47 NC 48 GND 49 NC 50 NC PIN NO Signal PIN NO Signal 1 5V_PRN 2 FD0 3 FD1 4 FD2 5 FD3 6 FD4 7 FD5 8 FD6 9 FD7 10 ACK PIN NO Signal PIN NO Signal 1 CRTR 2 CRTG 3 CRTB 4 NC 5...

Page 99: ...BD11 11 PBD3 12 PBD12 13 PBD2 14 PBD13 15 PBD1 16 PBD14 17 PBD0 18 PBD15 19 GND 20 NC 21 PBDREQ 22 NC 23 PBIOW 24 GND 25 PBDIOR 26 GND 27 PBIORDY 28 PCSEL 29 PBDACK 30 GND 31 IRQ14 32 NC 33 PBA1 34 NC 35 PBA0 36 PBA2 37 PBCS1 38 PBC3 39 HDD_LED 40 GND 41 5VS 42 5VS 43 GND 44 NC PIN NO Signal PIN NO Signal 1 GND 2 GND 3 MD0 4 MD8 5 MD1 6 MD9 7 MD2 8 MD10 9 MD3 10 MD11 11 3V 12 3V 13 MD4 14 MD12 15 ...

Page 100: ...1 MD38 52 MD46 53 MD39 54 MD47 55 GND 56 GND 57 NC 58 NC 59 NC 60 NC 61 CLK_SDRAM2 62 CKE2 63 3V 64 3V 65 SRASA 66 SCASA 67 RMWEA 68 CKE3 69 RRAS 2 70 MMA14 71 RRAS 3 72 NC 73 GND 74 CLK_SDRAM3 75 GND 76 GND 77 NC 78 NC 79 NC 80 NC 81 3V 82 3V 83 MD16 84 MD24 85 MD17 86 MD25 87 MD18 88 MD26 89 MD19 90 MD27 91 GND 92 GND 93 MD20 94 MD28 95 MD21 96 MD29 97 MD22 98 MD30 99 MD23 100 MD31 101 3V 102 3V...

Page 101: ...39 GND 140 GND 141 SDADIMMI 142 SCKDIMMI 143 3V 144 3V PIN NO Signal PIN NO Signal 1 FAN SENSE 2 POWER 3 GND PIN NO Signal PIN NO Signal A1 GND B1 GND A2 GND B2 GND A3 S1_D3 B3 S2_D3 A4 S1_CD1 B4 S2_CD1 A5 S1 D4 B5 S2 D4 A6 S1 D11 B6 S2 D11 A7 S1 D5 B7 S2 D5 A8 S1_D12 B8 S2_D12 A9 GND B9 GND A10 S1 D6 B10 S2 D6 A11 S1 D13 B11 S2 D13 A12 S1 D7 B12 S2 D7 A13 D14 B13 S2 D14 A14 S1 CE1 B14 S2 CE1 A15 ...

Page 102: ..._VCC B38 S2_VCC A39 S1_VPP B39 S2_VPP A40 S1_VPP B40 S2_VPP A41 S1 A16 B41 S2 A16 A42 GND B42 GND A43 S1 A22 B43 S2 A22 A44 S1 A15 B44 S2 A15 A45 S1 A23 B45 S2 A23 A46 S1 A12 B46 S2 A12 A47 S1 A24 B47 S2 A24 A48 S1 A7 B48 S2 A7 A49 GND B49 GND A50 S1 A25 B50 S2 A25 A51 S1_A6 B51 S2_A6 A52 S1 VS2 B52 S2 VS2 A53 S1 A5 B53 S2 A5 A54 S1 RST B54 S2 RST A55 S1 A4 B55 S2 A4 A56 S1 WAIT B56 S2 WAIT A57 GN...

Page 103: ...1 WP B74 S2 WP A75 S1 CD2 B75 S2 CD2 A76 GND B76 GND A77 GND B77 GND PIN NO Signal PIN NO Signal 1 BATT 2 VBS 3 BN1 1IL 4 TS 5 EEPROMVCC 6 BSCL 7 BQ_BATT SMD 8 GND PIN NO Signal PIN NO Signal 1 VIN 2 GND 3 GND 4 PIN NO Signal PIN NO Signal 1 KBD_DATA 2 EXT_DATA 3 GND 4 PS 2_VCC 5 KBD_CLK 6 EXT_CLK PIN NO Signal PIN NO Signal 1 USB_UCCA 2 USB0_D 3 USB0_D 4 USB_AGND PIN NO Signal PIN NO Signal 1 NC ...

Page 104: ...45 C BE 46 AD24 47 AD23 48 IDSEL 49 GND 50 GND 51 AD21 52 AD22 53 AD19 54 AD20 55 GND 56 PAR 57 AD17 58 AD18 59 C BE 2 60 AD16 61 IRDY 62 GND 63 3VS_MINIPCI 64 FRAME 65 CLKRUN 66 TRDY 67 SERR 68 STOP 69 GND 70 3VS_MINIPCI 71 PERR 72 DEVSEL 73 C BE 1 74 GND 75 AD14 76 AD15 77 GND 78 AD13 79 AD12 80 AD11 81 AD10 82 GND 83 GND 84 AD9 85 AD8 86 C BE 0 87 AD7 88 3VS_MINIPCI 89 3VS_MINIPCI 90 AD6 91 AD5...

Page 105: ...105 VGA_ACSDATAI 106 VGA_ACSDATAO 107 VGA_ACBITCLK 108 NC 109 NC 110 VGA_ACRST 111 BEEP 112 NC 113 AGND 114 GND 115 MD_MIC 116 MD_SPK 117 AGND 118 AGND 119 AGND 120 AGND 121 MINI_RI 122 NC 123 5VS 124 3 3VAUX PIN NO Signal PIN NO Signal ...

Page 106: ...98 Chapter 5 ...

Page 107: ...s made it will not be noted on the printed Service Guide For ACER AUTHORIZED SERVICE PROVIDERS your Acer office may have a DIFFERENT part number code from 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 sho...

Page 108: ...100 Chapter 6 Exploded Diagram THE SYSTEM ...

Page 109: ...Chapter 6 101 LOGIC UPPER ASSY ...

Page 110: ...102 Chapter 6 LCD 14 1 ...

Page 111: ...Chapter 6 103 LCD 15 ...

Page 112: ...same Therefor we put only DVD ASSY exploded diagram as your referance Please also refer to the FRU list below for more information on different models and part numbers This diagram only explains the relevent location for each part The part on the exploded diagrams may be different from its actual looks ...

Page 113: ...Chapter 6 105 FDD ASSY HDD W O HDD ASSY ...

Page 114: ... 019 V6M 0550 020 001 LCD 14 1 AND LCD 15 LCD 14 1 TFT XGA IBM ITXG77X LCD 14 1 TFT XGA HANNSTAR HSD141PX11 LCD 15 0 TFT XGA LG P150X1 G2CP LCD 15 0 TFT SXGA IBM ITSX95C HLK 1077 001 HLK 2141 001 HLK 0150 001 HLK 1095 001 008 LCD 14 1 AND LCD 15 LCD INVERTER BOARD 14 1 IBM LCD INVERTER BOARD 14 1 HANNSTAR LCD INVERTER BOARD 15 0 LG LCD INVERTER BOARD 15 0 IBM V19 0550 002 V19 0550 002 V19 0550 003...

Page 115: ...ZEL WITH PRINTING 14 1 IBM AND HANNSTAR LCD BEZEL WITH PRINTING 15 0 LG AND IBM V60 0550 005 V60 0550 007 002 LCD 14 1 AND LCD 15 CABLE LCD FPC 14 1 IBM CABLE LCD FPC 14 1 HANNSTAR CABLE LCD FPC 15 0 LG CABLE LCD FPC 15 0 IBM VCA 0550 013 VCA 0550 014 VCA 0550 015 VCA 0550 016 022 LCD 15 LCD LCTCH ASSY V60 0550 008 024 AND 025 NS LCD 15 LCD HINGE ASSY R L V6K 0550 005 PCMCIA Slot PC Card slot NS P...

Page 116: ...DD 20G TOSHIBA MK2017 HDD 20G IBM IC25N020ATD HDD 30G TOSHIBA MK3017 HDD 30G IBM IC25N030ATD HKH 0151 001 HKH 0205 001 HKH 0201 001 56 02041 001 HKH 0301 001 56 02051 001 Combo Drive NS CD ROM MODULE 24X TEAC CD ROM MODULE 24X TOSHIBA CD RW MODULE 8X KME CD RW MODULE 8X TOSHIBA DVD ROM MODULE 8X TOSHIBA DVD RW MODULE TOSHIBA V6M 0550 001 V6M 0550 002 V6M 0550 003 V6M 0550 004 V6M 0550 005 V6M 0550...

Page 117: ... LOGIC UPPER ASSY CABLE FPC AUDIO TO SWITCH BOARD VCA 0550 001 014 LOGIC UPPER ASSY CABLE FPC SWITCH BOARD TO MAIN BOARD VCA 0550 002 001 THE SYSTEM CABLE FPC SYSTEM WINDOW TO MAIN BOARD VCA 0550 003 001 FDD ASSY FDD CABLE FPC PANASONIC FDD CABLE FPC MITSUMI VCA 0550 009 VCA 0550 010 Picture No Partname And Description Part Number ...

Page 118: ... RAM ON BOARD HMB 2550 001 252 LOGIC UPPER ASSY AUDIO BOARD V55 0550 0101 NS COMBO CARD V55 0550 002 251 LOGIC UPPER ASSY SWITCH BOARD V55 0550 003 252 THE SYSTEM SYSTEM WINDOW BOARD V55 0550 004 Adapter NS ADAPTER PA 1600 02 CA 60W 3 PINS HAP 0060 001 Picture No Partname And Description Part Number ...

Page 119: ...KB 0013 003 HKB 0013 004 HKB 0013 005 Case Cover Bracket Assembly 003 FDD ASSY FDD BRACKET LEFT PANASONIC FDD BRACKET LEFT MITSUMI V33 0550 007 V33 0550 009 007 FDD ASSY FDD BRACKET RIHGT PANASONIC FDD BRACKET RIGHT MITSUMI V33 0550 008 V33 0550 010 004 LOGIC UPPER ASSY TOUCH PAD BRACKET V33 0550 002 301 THE SYSTEM OPTICAL BRACKET DVD BRACKET V33 0550 001 008 FDD ASSY FDD DOOR PANASONIC FDD DOOR M...

Page 120: ...05 V42 0550 006 V42 0550 007 V42 0550 009 V42 0550 010 303 THE SYSTEM THERMAL BRACKET V33 0550 003 003 DVD ASSY OPTICAL LOCK V33 0550 006 253 THE SYSTEM UPPER CASE VHV 0550 002 323 THE SYSTEM MIDDLE COVER W O NAME PLATE V42 0550 001 313 THE SYSTEM LOWER CASE W O DIMM DOOR VHV 0550 001 NS EMI SHIELDING V60 0550 001 Picture No Partname And Description Part Number ...

Page 121: ...OM SIDE V33 0550 004 006 LOGIC UPPER ASSY HINGE SADDLE BRACKET R PCMCIA SIDE V33 0550 005 Others 015 LOGIC UPPER ASSY SPEAKER VSP 0550 001 013 LOGIC UPPER ASSY TOUCH PAD BACK SIDE V60 0550 009 Screws NS SCREW M2 5X0 45 3K ZK NL V86 0550 001 318 THE SYSTEM 012 LOGIC UPPER ASSY SCREW M2 5X0 45 4FP NI NL V86 0550 002 Picture No Partname And Description Part Number ...

Page 122: ...RE THE DVD OPTICAL BRACKET OR CD ROM OPTICAL LOCK V86 0550 009 008 DVD ASSY SCREW TPA 1 7 3 5FP ZK V86 0550 010 007 DVD ASSY SCREW M1 7X0 35 3FP ZK V86 0550 011 NS SCREW M3X0 5 6P NI NL V86 0550 012 007 LCD 14 1 AND LCD 15 SCREW M2 5X0 45P 5K ZK NL V86 0550 013 002 HDD ASSY SCREW M2 5X0 45 8FP ZK NL V86 0550 014 009 LCD 14 1 AND LCD 15 SCREW M2 0X0 4P 2 3 NL V86 0550 015 023 LCD15 SCREW LOCK 4 40U...

Page 123: ...Chapter 6 115 ...

Page 124: ...expandable to 640MB SDRAM Powerful data storage with 1 44 MB floppy drive one E IDE hard disk and one internal optical drive As to display in addition to 14 1 15 0 TFT LCD TravelMate a 550 also has AGP 4X support and is situable LCD and CRT display plus S video NTSC PAL output DualView support Audio ports for speaker headphone out jack and microphone in devices provide the user the best quality as...

Page 125: ...cessor with on die level 2 cache 128 MB memory onboard and one memory upgrade slot Large LCD display with adjustable video memory High capacity Enhanced IDE hard disk Lithium Ion main battery pack Power management system DualView capability Simultaneous LCD and CRT display ...

Page 126: ...Appendix A 118 ...

Page 127: ...d under Windows XP environment Refer to the following lists for components adapter cards and peripherals which have passed these tests Regarding configuration combination and test procedures please refer to the TravelMate α 550 Compatibility Test Report released by the Acer Mobile System Testing Department Test Compatible Components Appendix B ...

Page 128: ... Serial Mouse Logitech M M30 Logitech Mouse man Microsoft IntelliMouse Microsoft IntelliMouse Trackball Microsoft Serial Mouse 2 0 I O Parallel Printer Canon Deskject 930C EPSON Stylus Color 1000C EPSON Stylus 740 EPSON LQ2080C Printer HP LaserJet 5P HP LaserJet 2100 I O USB Belkin Express Bus F5U001 HUB IOMega USB 100ZIP I O USB Printer EPSON Stylus Photo 740 I O USB Mouse Logitech Trackman marbl...

Page 129: ... updates Software utilities Schematics Spare parts lists Chips TABs Technical Announcement Bulletin The service repair section provides you with downloadable information on Troubleshooting guides Tooling box information Repair instructions for specific models Basic repair guidelines Debug cards for Acer s latest models For these purposes we have included an Acrobat File to facilitate the problem f...

Page 130: ...122 Appendix C ...

Page 131: ...omputer on indicator 12 13 Core logic 27 CPU core voltage 23 I O voltage 23 package 23 type 23 D DIMM 23 Combinations 24 external 56 package 23 removing 56 Speed 23 voltage 23 Disassembly Battery Pack 54 CD ROM DVD ROM Module 58 Floppy Disk Drive 62 Machine 51 Procedure Flowchart 53 Display 3 DVD ROM Interface 25 E Error Symptom to Spare Part Index 69 External CD ROM Drive Check 66 External Disket...

Page 132: ... 11 left 6 Rear 9 right 9 Parallel Port 26 PC Card 12 27 PCMCIA 27 Pentium III 23 Power System Check 67 Battery Pack 68 Processor 23 R RMA 99 RTC 27 S Second Level Cache 23 Super I O 27 System Block Diagram 3 Layout 4 System Check Procedures 66 System Diagnostic Diskette 45 System Memory 23 System Specifications 116 Features 117 System Utilities 37 System Utility Diskette 45 T Temperature 33 Test ...

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