Acer 270 manual Battery, CPT CLAA14/XF01, CPT CLAA150PA01, IBM ITSX95C

Page 35

Battery

Item

Specification

 

 

Vendor & model name

Panasonic

 

 

Battery Type

Li-ion

 

 

Pack capacity

57Wh

 

 

Cell voltage

3.7V/cell

 

 

Number of battery cell

8

 

 

Package configuration

4 cells in series, 2 series in parallel

 

 

Package voltage

14.8V

 

 

LCD Inverter Specification

This inverter is designed to light up the CCFL of LCD for TravelMate 270 series notebook. It should be supported the following LCD panels.

No.

Supplier

Model

Type

 

 

 

 

1

LG

LP150x04

TFT, 15.0” XGA

 

 

 

 

2

Hitachi

TX38D85

TFT, 15.0” XGA

 

 

 

 

3

CPT

CLAA14/XF01

TFT, 14.1” XGA

 

 

 

 

4

CPT

CLAA150PA01

TFT, 15.0” SXGA+

 

 

 

 

5

LG

LP150E0/-A2M2

TFT, 15.0” SXGA+

 

 

 

 

6

IBM

ITSX95C

TFT 15.0” XGA

 

 

 

 

There are two control signals that come form system to control lamp brightness. One signal is named DAC_BRIG, which limits current to meet LCD lamp current specification. Another one is named PWM, which adjusts lamp brightness. This inverter brightness is adjusted by PWM burst mode. The PWM burst mode is that turning on and off the lamp at rate of 150Hz. The effective brightness is a function of the duty cycle.

Features

1.Wide range 9V to 21V input voltage.

2.Birghtness adjustment by PWM duty mode.

30

Chapter 1

Image 35
Contents ServiceGuide Revision History Date Chapter UpdatesDisclaimer CopyrightScreen Messages ConventionsPreface Table of Contents Chapter FRU Field Replaceable Unit List Chapter TroubleshootingChapter Jumper and Connector Locations Appendix a Model Definition and Configuration 108Chapter FeaturesExpansion System Block Diagram Top View Board LayoutBottom View Icon Description Outlook ViewFront View Chapter Left Panel Right Panel Rear Panel Bottom Panel Icon Function Description IndicatorsLock Key Description Lock KeysEmbedded Numeric Keypad Desired Access Num Lock On Num Lock OffKey Icon Description Windows KeysHot Key Icon Function Description Hot KeysHot Key Icon Function Click on Start, Settings, Control Panel Euro SymbolLaunch Keys Launch Key Default applicationMail Detection Function Left Button Right Button Scroll Button Tap TouchpadTouchpad Basics Function Left Button Right Button Scroll Button Tap Second Level Cache Hardware Specifications and ConfigurationsSpecification ProcessorFloppy Disk Drive Interface Memory CombinationsLAN Interface Modem InterfaceDMA DVD-ROM InterfaceRPM ATA-5Parallel Port Video Resolutions Mode for both LCD and CRTAudio Interface Video InterfaceKeyboard USB PortPcmcia Port System Board Major ChipsIBM ITSX95C BatteryCPT CLAA14/XF01 CPT CLAA150PA01PWM Invpw NvpwrDAC BrigThermal Electrical specificationAC Adapter Adapter ADP-65DB BG65W 3 PinsEnvironmental Requirements Mechanical SpecificationIRQ Assignment Map Memory Address MapAddress Map DMA Channel Assignment System Utilities Bios Setup UtilityChanges made and exit the Bios Setup Utility Ntsc MainParameter Description Format/Option Screen Expansion Option Enabled or DisabledOptions System DevicesParameter Xit SecurityParameter Description Option Clear or SetChanging a Password Page Boot Parameter Description InfoExit System Diagnostic Diskette Bios Flash UtilityRunning Diagnostics Program Then Y key to next test Chapter Page Chapter Machine Disassembly and Replacement Before You Begin General InformationCPU Frame NUT Disassembly Procedure FlowchartScrew List Screw, M2.0X0.4P+3FP-ZKNL Removing the Battery Pack CPU Removing the HDD Module/Memory/FDD Module/Optical ModuleRemoving the CPU Chapter Removing the LCD Module Removing the LCD Module and Switch BoardRemoving the Switch Board Disassembling the logic upper Disassembling the Main UnitChapter Disassembling the logic lower Disassembling the LCD Module Disassembling the HDD Module Disassembling the External ModulesChapter Symptoms Verified Go To TroubleshootingExternal CD-ROM/DVD-ROM Drive Check System Check ProceduresExternal Diskette Drive Check Keyboard or Auxiliary Input Device Check Memory Check Power System CheckCheck the Power Adapter Display Check Touchpad CheckSound Check Power-On Self-Test Post Error Message Setup Index of Error MessagesError Message List Error Messages FRU/Action in Sequence02F0 CPU ID Power-Related Symptoms Index of Symptom-to-FRU Error MessageLCD-Related Symptoms Indicator-Related SymptomsPower Management-Related Symptoms PCMCIA-Related SymptomsMemory-Related Symptoms Speaker-Related SymptomsLCD FPC Peripheral-Related SymptomsKeyboard/Touchpad-Related Symptoms Modem-Related SymptomsIntermittent Problems Dimm Undetermined ProblemsError Message Action in Sequence Index of AFlash Bios Error MessageChapter Top View Jumper and Connector LocationsNone Stand by Hibernate ON/OFF Button SettingPower Button Onsystem on OFF System OFF Bottom View Chapter FRU Field Replaceable Unit List Exploded Diagram Logic Upper Assy LCD LCD DVD Assy FDD Assy Wireless LAN Combocard Battery LI-ION 8 CELL-PANASONICBattery LI-ION 8 CELL-SAMSUNG Switch BoardAntenna LINE-L FFC-TOUCHPADFFC-PHONE Jack CABLE-MODEMBatter LATCH, NOB, Spring Dimm CoverHeatsink Cover Lower Case W/O SPEAKER-INCLUDINGHinge SADDLE-R Touchpad BracketTouchpad Cover CPU Support BracketFDD Drive Panasonic HDD ConnectorFDD Assy FDD MODULE, Panasonic FDD MODULE, MitsumiAssy LCD Module 14.1 XGA AU HDD Bracket CoverAS1400 Keyboard Chicony UK AS1400 Keyboard Chicony USLCD Bracket L15 XGA Hitachi LCD InverterLCD Bracket L15 XGA AU LCD Bracket L15 XGA LGWire SET 15.0 XGA LG Wire SET 14.1 XGA AUWire SET 14.1 XGA CPT Wire SET 15.0 XGA AUDVD-ROM Drive 8X Hlds GDR-8081N CD-ROM Drive 24X QSI SCR-242-SAssy CD-ROM Drive 24X Samsung SN-124P DVD-ROM Drive 8X Toshiba SD-2612Thermal Screw with White Spring Thermal Screw with SpringMemo Appendix aTravelMate 270 Series ModelMain Features Appendix a 110 Appendix B Test Compatible ComponentsMicrosoft Windows XP Home Environment Test SpecificationsPcmcia Microsoft Windows XP Pro Environment Test Appendix B 115 Microsoft Windows Environment Test Appendix B 117 118 Appendix C Online Support Information120 Index BiosPcmcia
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270 specifications

The Acer 270 series, part of Acer's versatile lineup of laptops, is designed to cater to a wide range of user needs, from casual browsing to more demanding tasks. This model stands out due to its robust combination of features, innovative technologies, and sleek design, making it an attractive option for students, professionals, and everyday users alike.

At the heart of the Acer 270 series is its impressive display. The laptop often features a Full HD screen that delivers stunning visuals with vibrant colors and sharp details. This makes it ideal for watching videos, editing photos, or simply browsing the web. The slim bezels enhance the viewing experience, creating an immersive feel that many users appreciate.

Performance-wise, the Acer 270 is typically equipped with the latest Intel Core processors, ensuring that it can handle multitasking with ease. Whether running productivity apps or more intensive software, the processor offers the speed and efficiency needed to keep up with everyday demands. Coupled with substantial RAM options, users can experience seamless performance across different applications, reducing lag and improving workflow.

Storage is another key feature of the Acer 270 series. With options for SSDs, users benefit from faster boot times and quicker file access, resulting in an overall more responsive experience. This storage solution not only increases speed but also contributes to a lightweight and compact design, making it easy to carry.

The laptop also incorporates advanced connectivity options, including multiple USB ports, HDMI outputs, and sometimes even Thunderbolt support. This array of ports ensures that users can connect a variety of peripherals and external displays with ease. Furthermore, reliable Wi-Fi and Bluetooth technologies enhance connectivity, facilitating smooth online experiences and allowing for convenient wireless connections.

In terms of battery life, the Acer 270 does not fall short, often boasting impressive longevity that can last a full day on moderate use. This feature is particularly appealing to students and professionals who need a device that can keep up with their busy schedules without frequent recharging.

Design-wise, the Acer 270 often features a modern, sleek chassis that is aesthetically pleasing and functional. The ergonomic keyboard ensures comfortable typing, while the touchpad is responsive, facilitating effortless navigation.

Additionally, Acer includes proprietary technology enhancements such as Acer BlueLightShield, which reduces eye strain during long periods of use, and Acer TrueHarmony for improved audio quality.

Overall, the Acer 270 series is characterized by its blend of performance, reliability, and portability, making it a solid choice for a wide array of users looking for a capable laptop that meets everyday computing needs.