Acer 4050 User Manual

TravelMate 4050Service Guide

Chapter 1 3T Parallel portT External display (VGA) portT Microphone JackT Headphones/Speaker/Line-Out portT Infrared (FIR) portT PC Card Slot (one Typ

4 Chapter 1System Block Diagram LPC BUSClock GeneratorPCI BUSMobile Dothan/BaniasSIO LPC47N217DDR-SO-DIMM X2BANK 0, 1, 2, 3page 10,11,12USB connPARALL

Chapter 1 5Mainboard Placement Top View Item Description Item DescriptionJP1 CRT CONN JP17 ODD CONNJP2 Parallel Port JP18 SPK CONN

6 Chapter 1Bottom ViewItem Description Item DescriptionJP25 SO-DIMM Socket U45 SIO Controller JP26 SO-DIMM Socket U29 IEEE1394 Controller U35 CarBus

Chapter 1 7Outlook ViewA general introduction of ports allow you to connect peripheral devices, as you would with a desktop PC. Front Open View# Item

8 Chapter 1Front View# Item Description1 Optical drive Internal optical drive; accepts CDs or DVDs depending on the optical drive type.2 Optical drive

Chapter 1 9Left View# Item Description1 One USB 2.0 port Connects to Universal Serial Bus devices (e.g., USB mouse, USB camera).2 Infrared port Interf

10 Chapter 1Right View # Item Description1 Stereo speaker Outputs sound2 HDD Houses the computer's hard disk3 DC-in jack Connects the AC adapter4

Chapter 1 11Rear View# Item Description1 Security keylock Connects to a Kensington-compatible computer security lock2 Parallel port Connects to a para

12 Chapter 1Bottom View# Item Description1 Optical drive Internal optical drive; accepts CDs or DVDs depending on the optical drive type2 Memory compa

IIRevision HistoryPlease refer to the table below for the updates made on TravelMate 4050 service guide.Date Chapter Updates

Chapter 1 13IndicatorsThe computer has six easy-to-read status icons below the display screen.The status LCD displays icons that show the status of th

14 Chapter 1Lock KeysThe keyboard has four lock keys which you can toggle on and off.Lock Key DescriptionCaps Lock When Caps Lock is on, all alphabeti

Chapter 1 15Embedded Numeric KeypadThe embedded numeric keypad functions like a desktop numeric keypad. It is indicated by small characters located o

16 Chapter 1Windows KeysThe keyboard has two keys that perform Windows-specific functions.Key DescriptionWindows logo key Start button. Combinations

Chapter 1 17Hot KeysThe computer uses hotkey or key combinations to access most of the computer’s controls like sreen brightness and volume output.To

18 Chapter 1The Euro SymbolIf your keyboard layout is set to United States-International or United Kingdom or if you have a keyboard with a European l

Chapter 1 19Launch KeysLocated at the top of keyboard are three buttons. The left-most button is the power button. To the right of the power button ar

20 Chapter 1TouchpadThe built-in touchpad is a pointing device that senses movement on its surface. This means the cursor responds as you move your fi

Chapter 1 21Hardware Specifications and ConfigurationsProcessorItem SpecificationCPU typeIntel® Pentium® M Processor at 1.4~2.1 GHz Intel® Celeron® M

22 Chapter 1 NOTE: Above table lists some system memory configurations. You may combine DIMMs with various capacities to form other combinations...Mem

IIICopyrightCopyright © 2004 by Acer Incorporated. All rights reserved. No part of this publication may be reproduced, transmitted, transcribed, sto

Chapter 1 23Hard Disc Drive InterfaceItem SpecificationFunctionalityModel Name ToshibaMK3025GASHitachiHTS424030M9AT00Seagate2.75”W. 37”H ST94019ACapac

24 Chapter 1Loading mechanism Load: ManualRelease: (a) Electrical Release (Release Button) (b) Release by ATAPI command

Chapter 1 25 DVD Dual InterfaceItem SpecificationVendor & model name QSI SDW-082SLite-On SOSW-852SPerformance Specification With CD Diskette With

26 Chapter 1Video InterfaceItem SpecificationVideo vendor UMA (855GME)Support bbp 15/16/24/32 bbp True Color on LCD& dual view Chip voltage Core/1

Chapter 1 27 System Board Major ChipsItem ControllerSystem core logic 855GHE/ICH4-MSuper I/O controller LPC47N217Audio controller ALC250Video contro

28 Chapter 115.0”Vendor & model name AU B150XG02 V2 HW:2SamsungLTN150XB-L03-C00Mechanical SpecificationsLCD display area (diagonal, in

Chapter 1 29 Input Current (100Vac, 240Vac /3.5A loag)larger than or equal to 1.5AOutput CharacteristicsOutput Rated Voltage 20VOutput Current 0A to

30 Chapter 1 I/O Ports One type II CardBus slots, one RJ-11 modem jack, one RJ-45 network jack, one DC-in jack for AC adapter, one ECP/EPP-compliant p

Chapter 2 31BIOS Setup UtilityThe BIOS Setup Utility is a hardware configuration program built into your computer’s BIOS (Basic Input/Output System).Y

32 Chapter 2MainThis menu provides you the information of the system.Parameter DescriptionDeviceProduct Name A product name string will be stored in t

IVConventionsThe following conventions are used in this manual:SCREEN MESSAGESDenotes actual messages that appear on screen.NOTE Gives bits and pieces

Chapter 2 33MemoryBase Memory This field reports the memory size of system base memory. The size is fixed to 640KB.Extended Memory This field reports

34 Chapter 2AdvancedThe Advanced screen contains parameters involving your hardware devices. It also provides advanced settings of the system.The tabl

Chapter 2 35LPT PortConfigure the system’s parallel port using options: Disabled and Enabled.The table below describes the parameters in the screen. S

36 Chapter 2Legacy USB SupportDisabled: Disable support for Legacy Universal Serial Bus.Enabled: Enable support for Legacy Universal Serial Bus.Insyde

Chapter 2 37SecurityThe Security screen contains parameters that help safeguard and protect your computer from unauthorized use.The table below descri

38 Chapter 2BootThis menu allows the user to decide the order of boot devices to load the operating system. Bootable devices includes the diskette dri

Chapter 2 39ExitThe Exit screen contains parameters that help safeguard and protect your computer from unauthorized use.The table below describes the

40 Chapter 2BIOS Flash UtilityThe BIOS flash memory update is required for the following conditions:! New versions of system programs! New features or

Chapter 3 41This chapter contains step-by-step procedures on how to disassemble the notebook computer for maintenance and troubleshooting.To disassemb

42 Chapter 3General InformationBefore You BeginBefore proceeding with the disassembly procedure, make sure that you do the following:1. Turn off the p

VPrefaceBefore using this information and the product it supports, please read the following general information.1. This Service Guide provides you wi

Chapter 3 43Removing the Battery Pack1. Slide the battery latch.2. Then remove the battery.

44 Chapter 3Removing HDD Module, ODD and Memory ModuleRemoving the HDD Module1. Remove the one screw.2. Pull the entire HDD out fromm the sytem.Removi

Chapter 3 45Removing the Keyboard/LCD ModuleRemoving the Keyboard1. Use a plastic flat head screw driver or any plastic tool to detach the middle cove

46 Chapter 35. Remove the two screws to release the wireless door.6. Detach the wirless door.7. Remove the two screws to release the MDC.8. Detach the

Chapter 3 47Disassembling the Main Unit1. Disconnect the wire cable from the mainboard .2. Be caution of the cable to release from the tab before you

48 Chapter 31. Remove the four screws to detach the panel cover from panel moudle.2. Detach the cover from the panel..3. Remove the two screws on both

Chapter 3 4911. 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

50 Chapter 316. Remove the two screws to release the touchpad support bracket .17. Disconnect the touchpad FPC.18. Push toward left direction and take

Chapter 3 5128. Remove the two screws fastening the speakers.29. Detach the speakers on each side.Disassembling the HDD Module1. Remove the two screws

Chapter 4 52System Check ProceduresExternal Diskette Drive CheckDo the following steps to isolate the problem to a controller, driver, or diskette. A

VIITable of ContentsChapter 1 System Specifications 1Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

53 Chapter 4Keyboard or Auxiliary Input Device CheckRemove the external keyboard if the internal keyboard is to be tested.If the internal keyboard doe

Chapter 4 54Check the Power AdapterUnplug the power adapter cable from the computer and measure the output voltage at the plug of the power adapter ca

55 Chapter 4Check the Battery PackTo check the battery pack, do the following:From Software:1. Check out the Power Options in control Panel2. In Power

Chapter 4 56still occurs, continue next step.Replace the CPU with another of the same specifications. If the problems still occurs, go to next step.Th

57 Chapter 4Insyde MobilePro BIOS POST Beep Code and POST MessagesThe POST error message index lists the error message and their possible causes. The

Chapter 4 58N/A“PARITY ERROR AT UNKNOWNLOCATION”Parity error during memory test at unknown location.N/A “PARITY ERROR AT LOCATION XXXXXX”Parity error

59 Chapter 4Index of Symptom-to-FRU Error MessageLCD-Related SymptomsSymptom / Error Action in SequenceLCD backlight doesn't workLCD is too darkL

Chapter 4 60PCMCIA-Related SymptomsSymptom / Error Action in SequenceSystem cannot detect the PC Card (PCMCIA) PCMCIA slot assemblyMain boardPCMCIA s

61 Chapter 4NOTE: If you cannot find a symptom or an error in this list and the problem remains, see “Undetermined Problems” on page 62.Peripheral-Rel

Chapter 4 62Undetermined ProblemsThe diagnostic problems does not identify which adapter or device failed, which installed devices are incorrect, whet

VIIITable of ContentsChapter 6 FRU (Field Replaceable Unit) List 66Exploded Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Chapter 5 63Top View Item Description Item DescriptionJP1 CRT CONN JP17 ODD CONNJP2 Parallel Port JP18 SPK CONNJP3 IEEE1394 CONN J

64 Chapter 5Bottom ViewItem Description Item DescriptionJP25 SO-DIMM Socket U45 SIO Controller JP26 SO-DIMM Socket U29 IEEE1394 Controller U35 CarBus

Chapter 5 65SW1 Settings (Lid switch)SW3 Settings(Kill Switch) No. SettingFunction 1 NONE Function 2 LCD BACKLIGHT OFFFunction 3 STAND BYFunction 4 HI

Chapter 6 66This chapter gives you the FRU (Field Replaceable Unit) listing in global configurations of TravelMate 4050 series product. Refer to this

67 Chapter 6Exploded Diagram

Chapter 6 68

69 Chapter 6PartsPicture Partname Description Part NumberADAPTERADAPTER - LITEON 65W, 3 PIN, PA-1650-02CAADAPTER - LITEON 65W 3 PIN, PA-1650-02CRAP.0

Chapter 6 70CABLESPOWER CORD US (3Pin) POWER CORD US (3Pin) 27.T35V5.001POWER CORD EC (3Pin) POWER CORD EC (3Pin) 27.T35V5.002POWER CORD AUS (3Pin) PO

71 Chapter 6THERMAL COVER THERMAL COVER 33.T70V5.002MDC COVER MDC COVER 33.T70V5.003MDC+BLUETOOTH COMBO COVER PLATE W/ANTENNA MDC+BLUETOOTH COMBO CO

Chapter 6 72COMBO DRIVEDVD/CDRW COMBO MODULE 24X QSI SBW-242CDVD/CDRW COMBO MODULE 24X QSI SBW-242C6M.T70V5.001DVD/CDRW COMBO MODULE 24X HLDS GCC-4243

Chapter 1 1FeaturesThis model is a project to accommodate Intel Centrino technology to provide end user better mobile experience with entry price. It

73 Chapter 6HDD CARRIER SUB ASSY HDD CARRIER SUB ASSY 60.T70V5.005KEYBOARDPicture Partname Description Part Number

Chapter 6 74KEYBOARD ZIPPY ARABIC KB.T350C.018KEYBOARD BELGIUM KB.T350C.009KEYBOARD BRAZILIAN PORTUGUESEKB.T350C.019KEYBOARD CANADIAN FRENCHKB.T350C

75 Chapter 6LCDASSY LCD MODULE 14.1 IN. XGA AU (B141XG0) W/WIRELESSASSY LCD MODULE 14.1 IN. XGA AU (B141XG0) W/WIRELESS6M.T70V5.011ASSY LCD MODULE 14.

Chapter 6 76INVERTOR BOARDLCD INVERTER LCD INVERTER 19.T70V5.001CASE/COVER/BRACKET ASSEMBLYLCD PANEL WITH LOGO & ANTENNALCD PANEL WITH LOGO &

77 Chapter 6LCD BRACKET R 15 IN. LCD BRACKET R 15 IN. 33.T70V5.010PCMCIA SLOT PCMCIA SLOT LB.T7002.001LCD CABLELCD WIRE CABLE - 14 IN. LCD WIRE CAB

Chapter 6 78MAINBOARD W/ PCMCIA SLOT, W/O 1394 & TV OUTMAINBOARD W/ PCMCIA SLOT, W/O 1394 & TV OUTLB.T7002.001HEATSINKTHERMAL MODULE THERMAL M

Appendix A 79TravelMate4050 G1&G2 Model NumberCPU LCD Memory HDD OpticalBluetoothWireless LANBattery4050L PM 710 (1.4GHz/2M)15.0" XGADDR333

Appendix B 80This computer’s compatibility is tested and verified by Acer’s internal testing department. All of its system functions are tested under

81 Appendix BMicrosoft Windows XP / Professional Environment TestModel Vendor DescriptionCPUPentium M IntelRH80535GC0211MRH80535GC0251MRH80535GC0291MT

Appendix B 82ODDCombo drive 12.7mm QSI SBW-242CHLDS GCC-4243NDVD-Dual QSI SDW-082Lite-On SOSW-852SDVD-Super Multi HLDS GSA-4080NMemory256MB DDRI333Nan

2 Chapter 1Video T VGA is integrated in Intel 855GME (Montara-GME) chipsetT Simultaneous display on LCD and CRTT 3D Windows acceleratorT Supports 15/1

Appendix C 83This section describes online technical support services available to help you repair your Acer Systems.If you are a distributor, dealer,