Acer 250 manual DC-AC LCD Inverter, AC Adapter, TX38D85VC1CAB, Tft

Page 37

DC-AC LCD Inverter

Item

Specification

 

 

Vendor & model name

Ambit

 

 

Input voltage (V)

8 ~ 21V

 

 

Input current (mA)

1A (max.)

 

 

Output voltage

1400Vrms

(Vrms, no load)

 

 

 

Output voltage

40 ~ 70KHz

frequency (kHz)

 

 

 

Output Current/Lamp

5.5 mA ~ 6.5mA

 

 

NOTE: DC-AC inverter is used to generate very high AC voltage, then support to LCD CCFT backlight user, and is also responsible for the control of LCD brightness. Avoid touching the DC-AC inverter area while the system unit is turned on.

NOTE: There is an EEPROM in the inverter, which stores its supported LCD type and ID code. If you replace a new inverter or replace the LCD with a different brand, use Inverter ID utility to update the ID information.

.

LCD

Item

 

Specification

 

 

 

 

Vendor & model name

14.1” AU

 

15” Hitachi

 

B141XN04 V2

 

TX38D85VC1CAB

 

 

 

 

Mechanical Specifications

 

 

 

 

 

 

 

LCD display area (diagonal, inch)

14.1

 

15

 

 

 

 

Display technology

TFT

 

TFT

 

 

 

 

Resolution

XGA (1024x768)

 

XGA (1024x768)

 

 

 

 

Support colors

262K

 

262K

 

 

 

 

Optical Specification

 

 

 

 

 

 

 

Brightness control

Keyboard hotkey

 

Keyboard hotkey

 

 

 

 

Contrast control

None

 

None

 

 

 

 

Electrical Specification

 

 

 

 

 

 

 

Supply voltage for LCD display (V)

3.3 (typ.)

 

3.3 (typ.)

 

 

 

 

Supply voltage for LCD backlight (Vrms)

650 (typ.)

 

650 (typ.)

 

 

 

 

AC Adapter

Item

Specification

 

 

Vendor & model name

Liton

 

 

Input Requirements

 

 

 

Maximum input current (A,

1.5 A @ 110Vac

@90Vac, full load)

1.0 A @ 240Vac

 

 

Nominal frequency (Hz)

50-60

 

 

Frequency variation range (Hz)

47-63

 

 

Input voltage range (Vrms)

90-270

 

 

Inrush current

The maximum inrush current will be less than 50A and 100A when the adapter

 

is connected to 115Vac and 230Vac respectively.

 

 

Efficiency

It should provide an efficiency of 80% minimum, when measured at maximum

 

load under 115Vac.

 

 

Output Ratings (CV mode)

 

 

 

28

TravelMate 240/ 250

Image 37
Contents Acer TravelMate 240/250 Series Revision History Date Chapter UpdatesDisclaimer CopyrightScreen messages ConventionsPreface Page Table of Contents Appendix C Online Support Information 146 Index 148 Table of Contents System Introduction FeaturesDisplay ICH4-M System Block DiagramTop View Board LayoutBottom View Front Panel PanelDescription Left PanelIcon Item/ Port Description Icon Item/ Port Description Right Panel Icon Port Description Rear PanelBottom Panel Icon Function Description IndicatorsUnderstanding the icons Special keys KeyboardLock key Description Keys Description Desired access Num lock on Num lock offHot Keys Click on the language tab and click on Details Launch Keys System Board Major Chips Hardware Specifications and ConfigurationsProcessor for TravelMate Second Level CacheMemory Combinations System Memory0MB DDR-DRAMModem Interface LAN InterfaceFloppy Disk Drive Interface MFMHard Disk Drive Interface Items SpecificationCD-ROM Interface IDE DVD-ROM InterfaceDVD-9/DVD-R Combo Drive Interface Video Interface Audio InterfaceVideo Memory 8MBParallel Port Video Resolutions ModeUSB Port Pcmcia PortDC-DC/Charger Converter BatteryAPI SimploAC Adapter DC-AC LCD InverterTX38D85VC1CAB TFTPower Saving Mode Phenomenon Standby Mode Power ManagementHibernation Mode System Hibernation timer expiresEnvironmental Requirements Mechanical SpecificationMemory Address Map FEBFFC00-FEBFFFFF Address MapFEC10000-FEC1FFFF FF000000-FFFFFFFFAddress Map DMA Channel Assignment IRQ Assignment MapInterrupt Channel Function DMA Channel FunctionSystem Utilities Bios Setup UtilityNavigating the Bios Utility Parameter Description InformationMain Parameter Description Format/Option Parameter Description Options AdvancedIRQ7/IRQ5 DMA3/DMA1Security Parameter Description Option Clear or SetRemoving a Password Chapter Boot Exit System Diagnostic Diskette Bios Flash UtilityChapter Machine Disassembly and Replacement Before You Begin General InformationHDD Disassembly Procedure FlowchartScrew List Removing the Battery Removing the Memory Module Removing the Modem Board Disassembling the Hard Disk Drive Module Removing the Hard Disk Drive ModuleRemoving the Middle Cover Removing the LCD ModuleRemoving the Launch Board Removing the LCD Module Chapter Removing the LCD Bezel Disassembling the LCD ModuleRemoving the Inverter Board 15 LCD Removing the LCD Brackets Removing the 15 TFT LCDRemoving the LCD Hinges Removing the LCD Coaxial CablePage Disassembling the Main Unit Removing the RTC BatteryRemoving the Keyboard Removing the MimiPCI Card PlateRemoving the Processor Removing the Thermal ModuleRemoving the Upper Case Assemly Installing the ProcessorRemoving the Touchpad Cable Removing the Touchpad BoardDissembling the Floppy Disk Drive Module Removing the Floppy Disk Drive ModuleRemoving the CPU Heatsink Plate Removing the VGA Heatsink PlateRemoving the ODD Module2 Removing the ODD Module1Removing the HDD Bracket Removing the DC Board Removing the Main BoardRemoving the Pcmcia Slot Removing the I/O Port BracketRemoving the Speaker Set Base Unit to Wireless Unit System Upgrade ProcedureInstalling the DC Board Installing the Speaker SetInstalling the Pcmcia Slot Installing the Main BoardInstalling the ODD Module Installing the HDD BracketInstalling the VGA Heatsink Plate Installing the CPU Heatsink PlateInstalling the Touchpad Cable Installing the Floppy Disk Drive ModuleInstalling the Touchpad Board Installing the Upper Case Assemly Installing the Thermal Module Installing the MimiPCI Card Plate Installing the Keyboard Installing the RTC BatteryPage Installing the LCD Coaxial Cable Installing the LCD HingesInstalling the LCD Brackets Assembling the LCD ModuleInstalling the Inverter Board 15 LCD Installing the 15 TFT LCDInstalling the LCD Bezel Page Installing the LCD Module Installing the LCD ModuleInstalling the Launch Board Installing the Middle Cover TravelMate 240 Installing the Hard Disk Drive Module Removing the Modem Board Installing the Memory Module Installing the Battery Symptoms Verified Go To TroubleshootingExternal Diskette Drive Check System Check ProceduresExternal CD-ROM Drive Check Keyboard or Auxiliary Input Device CheckMemory check Power System CheckCheck the Power Adapter Touchpad Check Check the Battery PackPower-On Self-Test Post Error Message Error Code List Index of Error MessagesError Message List Error Codes Error MessagesCPU ID Cmos DimmCRT No beep Error Messages FRU/Action in SequenceCode Beeps Post Routine Description Post CodesChapter 104 Code Beeps Post Routine Description Code Beeps For Boot Block in Flash ROM LCD-Related Symptoms Index of Symptom-to-FRU Error MessageIndicator-Related Symptoms Power-Related SymptomsMemory-Related Symptoms PCMCIA-Related SymptomsSpeaker-Related Symptoms Power Management-Related SymptomsKeyboard/Touchpad-Related Symptoms Peripheral-Related SymptomsModem-Related Symptoms Intermittent Problems Dimm Undetermined ProblemsJumper and Connector Locations FAN1 LIN1LOUT1 SW1 RJ1SW1 Settings 115 TravelMate 240 FRU Field Replaceable Unit List TravelMate 240/250 Exploded Diagram Battery Module LI-ION 8CELL RTC BatteryMAH Simplo W/ Cover Battery LI-ION 8CELL 2.0 MAH Wireless LAN Board 802.11BLaunch Board Cover Switch CableModem Board 56K Ambit Touchpad CableHinge CAP Left Switch Cable & Touchpad ModuleOptical Drive Support Bracket HDD BracketBlack Wireless Antenna Left Wireless Antenna RightTouchpad Cover Middle Cove W/LAUNCHFDD Module 1.44M Mitsumi FDD Module 1.44M MCI JUFDD Drive 1.44M MCI JU FDD Drive 1.44M MitsumiToshiba Neptune MK4021GAS Moraga IC25N040ATMR04-0Seagate ST94011A Fujitsu V-40 MHT2040ATNSK-AC61D US-INT Keyboard 84KEY Darfon Keyboard 84KEY DarfonNSK-AC602 Taiwan Keyboard 85KEY Darfon NSK-AC60S Spanish Keyboard 84KEY DarfonInverter Cable Modem & Modem Cable Pcmcia Slot & RTC BatteryLCD Coaxial Cable LCD Panel W/HINGE & LogoLCD Screw Rubber Upper Touchpad KnobLCD Screw Rubber Lower Rubber FootMocron MT8VDDT3264HDG Elpedia W30256AAEPI652A Memory DDR333 256MBMemory DDR333 512MB Infineon HYS64D64020GBDL-6Chapter 128 129 TravelMate 240/250 Model Name Definition Battery Wireless NumberModel Memory131 TravelMate 240 Test Compatible Components Microsoft Windows XP Environment Test SpecificationsXGA TFT Simplo BTP-58A1 Assy BTY PK LI+2.0MAH 8C Option QSI SBW-242Isdn Pcmcia Pcmcia ATA PCMCIA-SCSI Pcmcia USBMicrosoft Windows 2000 Environment Test Appendix B 138 139 TravelMate 240/250 Appendix B 140 Microsoft Windows 98 Environment Test Appendix B 142 143 TravelMate 240/250 Appendix B 144 145 TravelMate 240/250 Online Support Information 147 Index Pcmcia Windows 98 Environment Test Index 150
Related manuals
Manual 92 pages 3.24 Kb