Acer TravelMate 4050 Service Manual Download Page 8

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Chapter 1

Features

This model is a project to accommodate Intel Centrino technology to provide end user better mobile
experience with entry price. It is a 2 spindle with normal 4:3 for factor.

Performance

Intel

Pentium

M processor 710/715/725/735/745/755/765 at 1.4 ~ 2.1 GHz, 2MB L2, 400 MHz

FSB

Intel

Pentium

M processor at 1.5/1.6/1.7 GHz, 1MB L2 cache, 400MHz FSB

Intel

Celeron

M processor at 1.2/1.3/1.4/1.5 GHz, 512 L2 cache, 400MHz FSB

Intel 855GME Chipset, ICH4-M

256/512MB of DDR 333 memory, upgradeable to 2GB using dual soDIMM moduels

High-capacity, Enhanced-IDE hard disk

Li-Ion main battery pack

Wireless solution with integrated Intel

PRO/Wireless 2200BG network connection 802.11b/g

Inprocomm 802.11 b/g, dual band Wi-Fi CERTIFIED

solution; Acer SignalUp wireless

technology support

Display

14.1” or 15.0” Thin-Film Transistor (TFT) displaying at 1024x768 XGA and 1400x1050 SXGA
resolution

Intel

855GME integrated 3D AGP graphics featuring Intel

Extreme Graphics 2 technology and

up to 64MB VRAM, supporting dual independent display

16.7 million colours

Microsoft

DirectX

9.0 support

Simultaneous LCD and CRT display at 1024 x 768 pixel reslouation, 70Hz External resolution/
refresh rate:

800x600: 200/460/120/100/85/75/60 Hz

1024x768: 200/160/120/100/85/75/60 Hz

1280x1024:160/120/100/85/75/60 Hz

1400x1050: 60 Hz

1600x1200: 120/100/85/75/60 Hz

2048x1536: 75/60 Hz

S-video/TV-out (NTSC/PAL) support

MPEG-2/DVD hardware-assisted capability

System Specifications

Chapter 1

Summary of Contents for TravelMate 4050

Page 1: ... 4050 Service Guide PRINTED IN TAIWAN Service CD P N WE DO NOT PRODUCE CD FOR THIS MODEL 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 4050 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: ...Disassemble the Memory 44 Disassemble the Keyboard LCD Module 45 Disassemble the Keyboard 45 Disassemble the Power Switch Board Thermal and MDC 45 Disassemble the LCD module 46 Disassemble the Main Unit 47 Disassemble the HDD Module 51 Chapter 4 Troubleshooting 52 System Check Procedures 52 External Diskette Drive Check 52 External CD ROM Drive Check 52 Keyboard or Auxiliary Input Device Check 53 ...

Page 7: ...ceable Unit List 66 Exploded Diagram 67 TravelMate 4050 Parts 69 Appendix A Model Definition and Configuration 79 Appendix B Test Compatible Components 80 Microsoft Windows XP Professional Environment Test 81 Appendix C Online Support Information 83 ...

Page 8: ...el PRO Wireless 2200BG network connection 802 11b g Inprocomm 802 11 b g dual band Wi Fi CERTIFIEDTM solution Acer SignalUp wireless technology support Display T 14 1 or 15 0 Thin Film Transistor TFT displaying at 1024x768 XGA and 1400x1050 SXGA resolution T Intel 855GME integrated 3D AGP graphics featuring Intel Extreme Graphics 2 technology and up to 64MB VRAM supporting dual independent display...

Page 9: ...tra DMA 66 100 support T Easy install with one protecting screw from right side Connectivity T Modem 56K ITU V 92 modem with PTT approval Wake on Ring ready T 10 100 Mbps Fast Ethernet LAN Wake on LAN ready T Integrated Intel PRO Wireless 2200BG network connection 802 11b g dual band Wi Fi CERTIFIEDTM solution Inprocomm 802 11b g T Acer SignalUp wireless technology support T Wireless PAN integrate...

Page 10: ...Chapter 1 3 T Parallel port T External display VGA port T Microphone Jack T Headphones Speaker Line Out port T Infrared FIR port T PC Card Slot one Type II T DC In jack for AC adaptor ...

Page 11: ...lot 0 page 21 page 22 MINI PCI I F LED INDICATE BGA 421 uFCBGA 732 pin 478 pin System Bus Fan Control page 31 page 34 DC DC Interface Suspend ICH4 M BIOS Int KBD Touch Pad page 28 EC I O Buffer TV Encoder page 18 LPC to X BUS KBC uFCBGA uFCPGA CPU Memory BUS DDR 400MHz 3 3V 33MHz 2 5V 266MHz 333MHz 3 3V 48MHz 3 3V 24 576MHz 3 3V ATA100 3 3V 33MHz page 14 15 16 HDD page 17 CH7011 TV Out Conn page 1...

Page 12: ...1394 CONN JP19 TP B CONN JP4 TV OUT CONN JP20 MIC JACK JP5 RJ11 RJ45 CONN JP22 K B CONN JP6 USB CONN X 2 JP23 PHONE JACK JP7 CPU FAN CONN JP16 HDD CONN JP8 USB CONN SW1 LID SWITCH JP9 POWER B CONN SW3 KILL SWITCH JP10 LVDS CONN U12 NB JP11 MBC CONN PCN1 AC JACK JP12 CPU Socket PJP9 BATT COMM JP13 MINIPCI CONN JP24 LED B CONN JP15 CraBus CONN ...

Page 13: ...6 Chapter 1 Bottom View Item Description Item Description JP25 SO DIMM Socket U45 SIO Controller JP26 SO DIMM Socket U29 IEEE1394 Controller U35 CarBus Controller U37 EC ...

Page 14: ... keys Two special keys for frequently used programs 4 Keyboard Inputs data into your computer 5 Palmrest Comfortable support area for your hands when you use the computer 6 Click buttons left and right The left and right buttons function like the left and right mouse buttons 7 Touchpad Touch sensitive pointing device which functions like a computer mouse 8 Status indicators Llight Emitting Diodes ...

Page 15: ... is turned off See page 56 for more details 4 Latch Latch for opening and closing the computer 5 Power indicator Lights when the computer is on 6 Battery indicator Lights when the battery is being charged 7 Wireless Bluetooth communications Lights to indicate the status of Wireless LAN optional BluetoothR optional communications 1 Orange indicates that wireless LAN is enabled 2 Blue indicates that...

Page 16: ... 16 bit PC Card or 32 bit CardBus PC Card 4 PC Card eject button Ejects the PC Card from the slot 5 Microphone line in jack Accepts input from external microphones or other audio line in devices e g audio CD player stereo walkman and etc 6 Headphone Speaker Line out jack Connects to headphones or other line out audio devices speakers 7 Wireless Bluetooth Communication switch Enables and disables W...

Page 17: ...1 Right View Item Description 1 Stereo speaker Outputs sound 2 HDD Houses the computer s hard disk 3 DC in jack Connects the AC adapter 4 Ventilation Slot Enables the computer to stay cool even afterprolonged use ...

Page 18: ...al monitor LCD projector and displays up to16 7 million colors and up to 1600x1200 at 85 Hz and 2048x1536 at 75 Hz resolution 4 Two USB 2 0 ports Connects to Universal Serial Bus devices e g USB mouse USB camera 5 Modem port Connects to a phone line 6 Ethernet port Connects to an Ethernet 10 100 based network 7 S video manufacturingoption Connects to a television or display device with S video inp...

Page 19: ...s depending on the optical drive type 2 Memory compartment Houses the computer s main memory 3 Hard disk bay Houses the computer s hard disk secured by a screw 4 Battery compartment release latch Unlatches the battery to remove the battery compartment 5 Battery bay Houses the computer s battery pack ...

Page 20: ...ps lock Lights when Caps Lock is activated Pad lock cursor Lights when Pad lock is activated Num lock Lights when Num Lock is activated Power Indicator Lights when the computer is on Battery Lights green Flashes when the battery is being charged or low capacity Wireless Communications Lights to indicate the status of Wireless LAN optional communications Icon Function Description Icon Function Desc...

Page 21: ...de the keypad is cursor function 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 Scroll lock Fn F12 When Scroll Lock is on the screen moves one line up or down when you press w ...

Page 22: ...ic keypad It is indicated by small characters located on the right hand side of the keycaps Desired Access Num Lock On Num Lock Off Number keys on embedded keypad Type numbers in a normal manner Main keyboard keys Hold Fn while typing letters on embedded keypad Type the letters in a normal manner ...

Page 23: ...Windows 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 M Undoes Minimize All R Displays the Run dialog box Application key Opens a context menu same as a right click ...

Page 24: ...Function Description Fn Esc Sleep Puts the computer in Sleep mode Fn F5 Display toggle Switches display output between the display screen external monitor if connected and both the display screen and external monitor Fn End Speaker toggle Turns the speakers on and off Fn PgUp Volume up Increases the speaker volume Fn PgDn Volume down Decreases the speaker volume Fn w Brightness up Increases the sc...

Page 25: ...ates is set to United States International If not select and click on Properties then select United States International and click on OK 5 Click on OK To verify the keyboard type in Windows XP follow the steps below 1 Click on Start Control Panel 2 Double click on Regional and Language Options 3 Click on the Language tab and click on Details 4 Verify that the keyboard layout used for En English Un...

Page 26: ...left most button is the power button To the right of the power button are the two launch keys They are designated as the programmable buttons P1 and P2 Launch Key Default application e Acer eManager application User programmable P User programmable Launch key Default application ...

Page 27: ...he left and right buttons on a mouse Tapping on the touchpad produces similar results NOTE Keep your fingers 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 harder will not increase the touchpad s responsiveness Function Left Button Right Button Tap Execute Click twi...

Page 28: ...ROM bootable BIOS password control Set by setup manual Second Level Cache Item Specification Cache controller Built in CPU Cache size Intel Pentium M Processor 1M 2M Intel Celeron M Processor 512K 1st level cache control Always enabled 2nd level cache control Always enabled Cache scheme control Fixed in write through System Memory Item Specification Memory controller Intel 855GME Memory size 128MB...

Page 29: ...MB 384MB 256MB 256MB 512MB 256MB 512MB 768MB 256MB 1024MB 1280MB 512MB 0MB 512MB 512MB 128MB 640MB 512MB 256MB 768MB 512MB 512MB 1024MB 512MB 1024MB 1536MB 1024MB 0MB 1024MB 1024MB 128MB 1152MB 1024MB 256MB 1280MB 1024MB 512MB 1536MB 1024MB 1024MB 2048MB 2G LAN Interface Item Specification Supports LAN protocol 10 100 Mbps LAN connector type RJ45 LAN connector location Rear Side Modem Bluethooth I...

Page 30: ...V DC 5 5V DC 5 5V DC 5 Combo Drive Interface Item Specification Vendor model name QSI SBW 242C HLDS GCC 4243N Diameter 12cm and 8cm Capacity CD ROM DVD ROM 650 MB Model1 12cm disk 4 7GB Model1 12cm disk Transfer rate KB sec CD ROM DVD ROM 3 6 MB s max read 11 08 MB s max read Write Speed 3 6 MB s typical Access Time CD ROM DVD ROM 150 ms typical 150 ms typical Voltage DC 5V 5 Applicable disc forma...

Page 31: ...Bytes s 10 3X 24X CAV 1769 4104KByte s 3 3X 8X CAV 4463 10820KByte s Data Buffer Capacity 192 KBytes Interface IDE ATAPI Applicable disc format DVD DVD ROM DVD 5 DVD 9 DVD 10 DVD 18 DVD R read single border DVD RW read DVD RAM read Version2 1 DVD RAM read Version 1 0 CD CD Audio CD E G CD MIDI CD TEXT CD ROM CD ROM XA CD I CD I Bridge Photo CD Video CD Multisession CD Photo CD CD EXTRA CD R CD RW ...

Page 32: ...XA Mode 2 Form 1 and Mode 2 Form 2 CD i Video CD CD Text Write DVD DVD Date Video CD CD DA CD ROM Mode 1 CD ROM XA Mode 2 Form 1 and Mode 2 Form 2 CD i Video CD CD Text Recordable Media Type DVD R DVD RW DVD R DL DVD R DVD RW and DVD R CD RW media Loading mechanism Load Manual Release a Electrical Release Release Button b Release by ATAPI command c Emergency Release Power Requirement Input Voltage...

Page 33: ...y help free systen resources for other devices Supports ECP EPP Bi directional PS 2 compatible Yes set by BIOS setup Note When Mode is selected as EPP mode 3BCh will not be available Optional ECP DMA channel in BIOS setup DMA channel 1 Optional parallel port I O address in BIOS setup 378h 278h Optional parallel port IRQ in BIOS setup IRQ7 IRQ5 USB Port Item Specification USB compliancy level 2 0 O...

Page 34: ...of 18650 Li ion battery pack 2200mAh cell 8 cell of 18650 Li ion battery pack 2200mAh cell Battery Type Li ion Pack capacity 31Wh 63Wh Cell voltage 3 7V cell Number of battery cell 8 Package voltag 14 8V LCD 14 0 15 0 Item Specification 14 0 Vendor model name Toppoly TD141TGCD2 AU B141XG10 CMO N141XB L01 N141XB L01 Mechanical Specifications LCD display area diagonal inch 14 1 14 1 14 1 Display tec...

Page 35: ...e 265 high range Nominal frequency Hz 47 63 Output Ratings CV mode Noise Ripple 380mvp pmax 20MHz bandwidth for resistor load as output voltage is 18 5V Output Ratings CC mode DC output voltage 18 0 19 2 Constant output 3 3A Dynamic Output Characteristics Start up time 3 sec 115 Vac and 230Vac full load Hold up time 5ms min 115 Vac input full load Over Voltage Protection OVP 29V Short circuit prot...

Page 36: ...naged in this state Sleeping State S3 CPU Power Down VGA Power Down PCMCIA Suspend Audio Power Down Hard Disk Power Down Super I O Power Down Sleeping State S4 Also called Hibernate state System saves all system states and data onto the disk prior to power off the whole system Environmental Requirements Item Specification Temperature Operating 5 35 C Non operating 20 65 C Non operating 20 65 C sto...

Page 37: ...t jack 3 5mm mini jack one microphone line in jack 3 5mm mini jack three Universal Serial Bus USB ports one IEEE 1394 port one S video port Material Cover material ABS Indicators Power Battery charge HDD ODD Wireless Bluetooth communication Caps lock Pad lock Num lock and Scroll lock indicators Switch Power switch Lid switch User define switch 1 2 Wireless ON OFF switch Mechanical Specification It...

Page 38: ...u can change the value of a parameter if it is enclosed in square brackets Navigation keys for a particular menu are shown on the bottom of the screen Help for parameters are found in the Item Specific Help part of the screen Read this carefully when making changes to parameter values Item Description Main Allows the user to specify standard IBM PC AT system parameters Advanced Provides advanced s...

Page 39: ...he model name of DVD CD ROM drive installed on system The DVD CD ROM model name is automatically detected by the system If there is no DVD CD ROM model present or unknown type None should be shown on this field Serial Number This item will show the Serial number of system Asset Tag Number This item will show the Asset Tag number of the system UUID This number only valid when there is an internal L...

Page 40: ... more power when AC is not present Disabled LCD brightness will NOT automatically lower to save more powerwhen AC is not present Network Boot F12 Boot Menu Enabled During user s quite boot the OEM POST screen will have Press F12 Change Boot Device Disabled During user s quite boot the OEM POST screen will not have Press F12 Change Boot Device D2D Recovery Enables disables D2D Recovery function The...

Page 41: ...e in ECP mode This parameter is enabled only if Mode is set to ECP DMA1 DMA2 DMA3 Mode Setting NA Normal 16550 IrDA HPSIR ASK IR FAST IR Insyde Software SCU May 20 2003 5 40 09 AM Main Advanced Security Boot Exit FIR Ports FIR I O settings Mode Setting for IRDA Infrared Port FIR Disabled Normal 16550 COM1 3F8 IRQ4 IrDA HPSIR Parallel Port LPT COM2 2F8 IRQ3 ASK IR COM3 3E8 IRQ4 FAST IR Legacy USB S...

Page 42: ...address for the parallel port When Mode is selected as EPP mode 3BC will not be available None LPT1 378 IRQ7 LPT2 278 IRQ5 LPT3 3BC IRQ7 Mode Setting If ECP mode has been selected then DMA default is DMA1 DMA1 DAM3 Insyde Software SCU May 20 2003 5 40 09 AM Main Advanced Security Boot Exit Parallel Port LPT Port Address Port Definition Infrared Port FIR None Standard AT Centronics LPT1 378 IRQ7 Bi...

Page 43: ... for Legacy Universal Serial Bus Insyde Software SCU May 20 2003 5 40 09 AM Main Advanced Security Boot Exit Infrared Port FIR Parallel Port LPT Legacy USB support Legacy USB keyboard Floppy Drive USB Mouse Support Space for Enable or Disable fi ƒ fi ƒ fi ƒ fi ƒ fi ƒ fi ƒ R R R R R R R R R R R R R R R R R R R R ...

Page 44: ...aracters 0 9 A Z not case sensitive Set Supervisor Password Press Enter to set the administrator password When set this password protects the BIOS Setup Utility from unauthorized access Password on Boot Defines whether a password is required or not while the events defined in this group happened The following sub options are all requires the Supervisor password for changes and should be grayed out...

Page 45: ...isk drive and the CD ROM in module bay Insyde Software SCU May 20 2003 5 40 09 Main Advanced Security Boot Exit Boot Device Boot Device 1st Boot Device 2nd Boot Device 3rd Boot Device Hard Drive Hard Drive Hard Drive CD ROM DVD Drive CD ROM DVD Drive CD ROM DVD Drive Floppy Drive Floppy Drive Floppy Drive Network Boot Network Boot Network Boot OK Cancel fi ƒ fi ƒ fi ƒ R R R R R R R R R ...

Page 46: ...up Load Setup Default Loads default settings for all parameters same as t Discard Changes Allows the user to discard previous changes in CMOS Setup Insyde Software SCU Nov 26 2003 5 40 09 Main Advanced Security Boot Exit Exit Saving Changes Exit Saving Changes Exit Discarding Changes Press OK to save the current Load Setup Default Setup parameters to CMOS RAM Discard Changes The systemwillreboot T...

Page 47: ...kette before you use the Flash utility NOTE Do not install memory related drivers XMS EMS DPMI when you use the Flash utilities NOTE Please use the AC adaptor power supply when you run the Flash utility If the battery pack does not contain enough power to finish BIOS flash you may not boot the system because the BIOS is not completely loaded Fellow the steps below to run the Flash 1 Prepare a boot...

Page 48: ...ectrostatic discharge T Plastic flat head screw driver T Plastic tweezers T Philips screw driver T Any plastic tool can take off the middle 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 to scrap...

Page 49: ... 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 290 series product uses mylar or tape to fasten the FFC FPC connectors cable you may need to tear the tape or mylar before you disconnect different FFC FPC connectors ...

Page 50: ...Chapter 3 43 Removing the Battery Pack 1 Slide the battery latch 2 Then remove the battery ...

Page 51: ...e one screw 2 Pull the entire HDD out fromm the sytem Removing the ODD Module 1 Remove the one screw to release the ODD 2 Pull the entire ODD out from the system Removing the Memory 1 Remove the two screws that secure the DIMM cover 2 Remove the DIMM cover 3 Pop out the memory then remove it ...

Page 52: ...ain unit 3 Remove the two screws holding the keyboard 4 Turn the keyboard over as the picture shows 5 Disconnect the keyboard cable then remove the keyboard Removing the Power Switch Board Thermal and MDC 1 Remove the one screw to release the power switch board 2 Detach the power switch board from the system 3 Remove the one screw to release the thermal door 4 Detach the thermal door out from the ...

Page 53: ...wo screws to release the MDC 8 Detach the MDC away from the system Removing the LCD module 1 Remove one screw as the picture shows 2 Then disconnect the LCD coaxial cable 3 Disconnect the antenna 4 Remove the two screws located at rear side to release the panel 5 Remove the two screws located on the bottom ...

Page 54: ...ove the four screws to release the thermal 5 Detach the thermal board and disconnect the thermal cable from the mainboard 6 With a flat screwdriver to release the CPU with anti clockwise direction 7 Detach the CPU from the socket 8 Push outward both side latches to release the wireless board and take it away 9 Take the MDC board out from the mainboard with plastic flat screwdrive tool 10 Disconnec...

Page 55: ...th sides that fasten the LCD bracket 4 Disconnect the backlight cable and wireless cable from the invertor board 5 Detach the LCD panel 6 Remove the four screws on each side to release the panel bracket 7 Disconnect the coaxial cable 8 Remove one screw 9 Detach the invertor board from the position 10 Remove the two screws to release the anntenna ...

Page 56: ... Remove the 10 screws to release the lower case 12 Remove the 3 screws located at the upper case 13 Disconnect the touchpad FPC from the mainboard 14 Disconnect the speaker cable 15 Then detach the upper case assembly ...

Page 57: ...9 Detach the touchpad out from the upper case 20 Remove the one screw to release the mainboard 21 Disconnect the LED cable 22 Detach the mainboard out from the chassis 23 Detach the LED board 24 Remove the four screws to release the PCMCIA slot from MB 25 Detach the PCMCIA from the mainboard 26 Remove the three screws to release the fan 27 Detach the fan from the thermal module ...

Page 58: ...ers on each side Disassembling the HDD Module 1 Remove the two screws holding the HDD bracket on one side 2 Detach the HDD unit from the bracket 3 Detach the ESD plate from the HDD unit 4 Remove the 3 screws to release the ODD module 5 Detach the ODD bracket 6 Detach the ODD cover ...

Page 59: ...roblem to a controller drive or CD ROM DVD ROM Make sure that the CD ROM does not have any label attached to it The label can cause damage to the drive or can cause the drive to fail Do the following to select the test device 1 Insert an audio CD into the CD DVD drive If the CD DVD drive can read the data from the audio CD The drive does not have problem then go to next step If the CD DVD LED on t...

Page 60: ...e devices do not work reconnect the cable connector and repeat the failing operation Memory Check Memory errors might stop system operations show error messages on the screen or hang the system Currently we do not provide memory test program However if you need to check memory but have no testing program or diagonositc utility at hand please go to http www passmark com to download the shareware Bu...

Page 61: ... do the following T Replace the main board T If the problem is not corrected see Undetermined Problems on page 62 T If the voltage is not correct go to the next step NOTE An audible noise from the power adapter does not always indicate a defect 3 If the DC IN indicator does not light up check the power cord of the power adapter for correct continuity and installation 4 If the operational charge do...

Page 62: ...ouse is working 3 If the PS 2 mouse does not work then check if the main board to switch board FPC is connected well 4 If the main board to switch board FPC is connected well then check if the touch pad FPC connects to the main board properly 5 If there is still an error after you have connected the touch pad FPC to the main board properly then replace the touch pad or touch pad FPC The touch pad ...

Page 63: ...to an appropriate level 1 Try different audio sources For example employ audio CD and ditital music file to determine whether the fault is in the speaker system or not If not all sources have sound problem the problem is in the source devices If all have the same problem continue next step 2 Connect a set of earphone or external speakers If these devices work fine go to next step If not then the m...

Page 64: ...ect the error Beep Code Message Description short short short short short long FAULTY DMA PAGE REGISTERS DMA page registers do not function properly short short short short long short FAULTY REFRESH CIRCUIT RAM refresh circuit does not function properly short short short short long long ROM CHECKSUM INCORRECT BIOS ROM checksum failed short short short long short short CMOS RAM TEST FAILED CMOS RAM...

Page 65: ... RUN SCU The time date information in CMOS is invalid N A MACHINE IS LOCKED TURN KEY The keyboard operation is locked N A BOOT SECTOR 0 HAS CHANGED The boot sector of the hard disk has been changed probably because of a virus attack N A Suspend to Disk partition MISSING No Suspend to Disk partition found N A Hard Disk ERROR Access to the Suspend to Disk partition failed N A Suspend to Disk partiti...

Page 66: ...ard Indicator Related Symptoms Symptom Error Action in Sequence Indicator incorrectly remains off or on but system runs correctly Reconnect the inverter board Inverter board Main 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 53 Battery pack Power adapter Hard drive battery c...

Page 67: ...not enter hibernation Keyboard if control is from the keyboard Hard disk drive Main 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 Main board The system doesn t enter standby mode after closing the LCD LCD cover switch Main board The system doe...

Page 68: ...e USB ports Test one USB port each time USB socket is firmly secured to the main board Main board Print problems Ensure the Parallel Port in the System Devices of BIOS Setup Utility is set to Enabled Onboard Devices Configuration Run parallel port test Printer driver Printer cable Printer Main board Keyboard Touchpad Related Symptoms Symptom Error Action in Sequence Keyboard one or more keys does ...

Page 69: ... operating correctly See Power System Check on page 53 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 T Non Acer devices T Printer mouse and other external devices T Battery pack T Hard disk drive T DIMM T CD ROM Diskette drive Module T PC Cards 4 Power on the computer 5 Determine if the proble...

Page 70: ...V OUT CONN JP20 MIC JACK JP5 RJ11 RJ45 CONN JP22 K B CONN JP6 USB CONN X 2 JP23 PHONE JACK JP7 CPU FAN CONN JP16 HDD CONN JP8 USB CONN SW1 LID SWITCH JP9 POWER B CONN SW3 KILL SWITCH JP10 LVDS CONN U12 NB JP11 MBC CONN PCN1 AC JACK JP12 CPU Socket PJP9 BATT COMM JP13 MINIPCI CONN JP24 LED B CONN JP15 CraBus CONN Jumper and Connector Locations Chapter 5 ...

Page 71: ...64 Chapter 5 Bottom View Item Description Item Description JP25 SO DIMM Socket U45 SIO Controller JP26 SO DIMM Socket U29 IEEE1394 Controller U35 CarBus Controller U37 EC ...

Page 72: ...SW1 Settings Lid switch SW3 Settings Kill Switch No Setting Function 1 NONE Function 2 LCD BACKLIGHT OFF Function 3 STAND BY Function 4 HIBERNATE No Setting On Wireless On Bluetooth On Off Wireless Off Bluetooth Off ...

Page 73: ...hange is 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 ...

Page 74: ...67 Chapter 6 Exploded Diagram ...

Page 75: ...Chapter 6 68 ...

Page 76: ...mAH US18650G5 BT 00804 004 BATTERY SANYO LI ION 8 CELLS 4300mAH UR18650F BATTERY SANYO LI ION 8 CELLS 4300mAH UR18650F BT 00803 005 BOARDS MDC CARD AMBIT T60M283 W CISPR MDC CARD AMBIT T60M283 15 W CISPR 54 T70V5 001 MDC BLUETOOTH COMBO CARD AMBIT TM60M665 00 MDC BLUETOOTH COMBO CARD AMBIT TM60M665 00 54 T70V5 002 MINI PCI WIRELESS BOARD 802 11b g INTEL WM3B2200 CH11 MINI PCI WIRELESS BOARD 802 11...

Page 77: ...ITALIAN 3Pin POWER CORD ITALIAN 3Pin 27 T35V5 007 POWER CORD DEMARK 3Pin POWER CORD DEMARK 3Pin 27 T35V5 008 POWER CORD AF 3 PIN POWER CORD AF 3 PIN 27 T35V5 010 CASE COVER BRACKET ASSEMBLY MIDDLE COVER W BUTTON MIDDLE COVER W BUTTON 42 T70V5 001 LOWER CASE W DIMM COVER FOR 1394 TV OUT LOWER CASE W DIMM COVER FOR 1394 TV OUT 60 T70V5 001 UPPER CASE W SPEAKERS UPPER CASE W SPEAKERS 60 T70V5 003 TOU...

Page 78: ...5 B 1STEPPING INTEL BANIAS 1 7G 1M 1 48V UFCPGA2 KC BS001 17G INTEL PENTIUM M 1 4G 2M 400FSB uFCPGA2 SL7V5 B 1 STEPPING INTEL PENTIUM M 1 4G 2M 400FSB uFCPGA2 KC N0001 710 INTEL PENTIUM M DOTHAN 1 5GHZ 2M UFCBGA SL7GL B 1 STEPPING INTEL DOTHAN 715 1 5GHZ 2M FSB400 KC N0001 715 INTEL PENTIUM M 1 6G 2M 400FSB uFCPGA2 SL7EG B 1 STEPPING INTEL DOTHAN 725 1 6GHZ 2M FSB400 KC N0001 725 INTEL PENTIUM M 1...

Page 79: ... QSI SBW 242C KO 02407 014 KO 02407 021 DVD CDRW COMBO DRIVE 24X HLDS GCC 4243N DVD CDRW COMBO DRIVE 24X HLDS GCC 4243N KO 02407 021 KO 02405 005 DVD DUAL DRIVE QSI SDW 082 DVD DUAL DRIVE QSI SDW 082 KU 00803 002 DVD DUAL DRIVE LITE ON SOSW 852S DVD DUAL DRIVE LITE ON SOSW 852S KU 00804 009 SUPER MULTI HLDS GSA 4080N SUPER MULTI HLDS GSA 4080N KU 0080D 004 CASE COVER BRACKET ASSEMBLY DVD CDRW COMB...

Page 80: ...73 Chapter 6 HDD CARRIER SUB ASSY HDD CARRIER SUB ASSY 60 T70V5 005 KEYBOARD Picture Partname Description Part Number ...

Page 81: ... 007 KEYBOARD GERMAN KB T350C 004 KEYBOARD HUNGAIAN KB T350C 013 KEYBOARD ZIPPY ITALIAN KB T350C 006 KEYBOARD NORWAY KB T350C 016 KEYBOARD PORTUGUESE KB T350C 011 KEYBOARD RUSSIAN KB T350C 014 KEYBOARD SPANISH KB T350C 010 KEYBOARD SWEDEN KB T350C 015 KEYBOARD SWISS G KB T350C 008 KEYBOARD THAI KB T350C 003 KEYBOARD TURKISH KB T350C 022 KEYBOARD UK KB T350C 005 KEYBOARD US INTERNATIONAL KB T350C 0...

Page 82: ...SUNG LTN150XB L03 C00 W WIRELESS ASSY LCD MODULE 15 IN SAMSUNG LTN150XB L03 C00 W WIRELESS 6M T70V5 017 ASSY LCD MODULE 15 IN SXGA AU B150PG03 W WIRELESS ASSY LCD MODULE 15 IN SXGA AU B150PG03 W WIRELESS 6M T70V5 018 ASSY LCD MODULE 15 IN SXGA SAMSUNG LTN150P4 L03 W WIRELESS ASSY LCD MODULE 15 IN SXGA SAMSUNG LTN150P4 L03 W WIRELESS 6M T70V5 019 LCD 14 1 IN XGA AU B141XG0 LCD 14 1 IN XGA AU B141XG...

Page 83: ... PANEL WITH LOGO ANTENNA 60 T70V5 006 LCD BEZEL 14 IN LCD BEZEL 14 IN 60 T70V5 007 LCD BEZEL 15 IN LCD BEZEL 15 IN 60 T70V5 008 LCD BRACKET L 14 IN LCD BRACKET L 14 IN 33 T70V5 007 LCD BRACKET L 15 IN LCD BRACKET L 15 IN 33 T70V5 009 LCD BRACKET R 14 IN LCD BRACKET R 14 IN 33 T70V5 008 Picture Partname Description Part Number ...

Page 84: ...4 IN LCD WIRE CABLE 14 IN 50 T70V5 002 LCD WIRE CABLE 15 IN XGA LCD WIRE CABLE 15 IN XGA 50 T70V5 003 MISCELLANEOUS LCD RUBBER LCD RUBBER 47 T70V5 001 LCD SCREW PAD LCD SCREW PAD 47 T70V5 002 MAINBOARD MAINBOARD W PCMCIA SLOT W 1394 TV OUT MAINBOARD W PCMCIA SLOT W 1394 TV OUT LB T7002 001 Picture Partname Description Part Number ...

Page 85: ...PCMCIA SLOT W O 1394 TV OUT LB T7002 001 HEATSINK THERMAL MODULE THERMAL MODULE 60 T70V5 009 POINTING DEVICE TOUCHPAD SYNAPTICS TM41PDA357 TOUCHPAD SYNAPTICS TM41PDA357 56 T35V5 001 SPEAKER SPEAKER R L SPEAKER R L 6K T35V5 001 Picture Partname Description Part Number ...

Page 86: ... XGA DDR333 1x256MB 60GB 24x Combo N 802 11b g Swallow Li lon Swallow 8cell 4052L PM 1 6GHz 1M 15 0 XGA DDR333 1x256MB 40GB 8x DVD Dual Modem B T Swallow 802 11b g Swallow Li lon Swallow 8cell PM 725 1 6GHz 2M 15 0 XGA DDR333 1x256MB 40GB 24x Combo N 802 11b g Swallow Li lon Swallow 8cell 4053L PM 735 1 7GHz 2M 15 0 XGA DDR333 1x256MB 60GB 24x Combo N 802 11b g Swallow Li lon Swallow 8cell Model D...

Page 87: ...ome and Windows XP Professional 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 4050 G1 G2 Compatibility Test Report released by the Acer Mobile System Testing Department Test Compatible Components Appendix B ...

Page 88: ...535NC021512 B1 IC RH80536NC0131M B1 IC RH80536NC0171M B1 TBD LCD 14 1 XGA TFT Toppoly TD141TGCD2 AU B141XG10 CMO N141XB L01 15 XGA TFT AU B150XG02 V2 HW 2 Samsung LTN150XB L03 C00 CMO N150X3 L07 LG LP150X08 A3 15 SXGA TFT AU B150PG03 Samsung LTN150P4 L03 HDD 30GB 4200rpm Hitachi IBM HTS424030M9AT00 Toshiba MK3025GAS 40GB 4200rpm Hitachi Moraga HTS424040M9AT00 13G1132 Toshiba 2 75 W 37 H MK4025GAS ...

Page 89: ...ENE KB910Q B4 1394 Controller VIA VT6301S Track Pad Synaptics TM41PUD 311 2 MDC Ambit T60M283 15 MDC Blue Tooth Ambit T60M665 CIK Gen Cypress CY28346ZCT 2 LAN Chip RealTek RTL8100CL PCMCIA ENE ENE CB1410 B0 Battery 4 Cell Sony BATT US18650G5 LI ION 2 15 SY ZLH MB 8 Cell Sony BATT US18650G5 LI ION 4 3 SY ZLH MB Sanyo BATT UR18650F LI ION 4 3 SA ZLH BQ Adapter 65W 3 pin LiteOn PA 1650 02CR 65W 3P De...

Page 90: ...l of Acer s Notebook Desktop and Server models including T Service guides for all models T User s manuals T Training materials T Bios updates T Software utilities T Spare parts lists T TABs Technical Announcement Bulletin For these purposes we have included an Acrobat File to facilitate the problem free downloading of our technical material Also contained on this website are T Detailed information...

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Acer TravelMate 4050, Service Manual, Page: 8 / 90

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