Aiwa SC-UC78 Información técnica

OpenBook 1848Service GuidePART NO.: 49.43G01.001 PRINTE

2 OpenBook 1848TIEEE 1394 portTOne Type II/I or Type III CardBus PC Card slotTSecure digital (SD)/ Memory Stick/ Multi Media Card (MMC) 3-in-1 slotKey

92 OpenBook 1848Exploded Diagram

Chapter 6 93Picture No. Partname DescriptionAdapterNS ADAPTER 3PIN 120W LISHIN ADPT 3P 120W LISHINLCD13 LCD 15” TFT XGA AUO B150XG01 V.2 LCD 15” XGA

94 OpenBook 1848NS MODEM BOARD ASKEY MODEM MDC ASKEY 1456VQL4A(INT)BatteryNS RTC BATTERY BATTERY RTC_100MMNS BATTERY LI 8CELL 2.2AH SANYO W/O COVERASY

Chapter 6 95NS INVERTER CABLE C.A. INVERTER CABLE YUHINANS FDD CABLE CABLE FDD FFCNS LCD COAXIAL CABLE XGA 15” CABLE COAXIAL XGA FVC K3UNS LAUNCH BOAR

96 OpenBook 1848NS LCD BRACKET 15” RIGHT BRACKET 15” LCD R K3DNS LCD PANEL W/HINGE ASSY PANEL K3V-ANS HINGE PACK 15” HINGE PACK 15”NS LCD BEZEL W/ICON

Chapter 6 978 MIDDLE COVER W/LAUNCH BOARD & LOGOASSY MIDDLE COVER K3V-A4 KEYBOARD SUPPORT BRACKET ASSY NEW KB SUPPORT K2P1 KEYBOARD BRACKET METAL

98 OpenBook 1848NS DIMM DOOR W/SCREW ASSEMBLY DIMM DOOR K3D12 UPPER CASE W/COVER SWITCH CABLEASSY UPPER CASE K3V-ANS PCMCIA DUMMY CARD CARDMMCDUMMYNS

Chapter 6 995 OPTICAL BRACKET BRACKET CD-ROM K3DNS DIMM COVER ASSYDIMMDOORK3VSpeakersNS SPEAKER SPEAKER YUHINAPicture No. Partname Description

100 OpenBook 1848MiscellaneousNS SCROLL KEY KNOB KNOB SCROLL KEY K3V-ANS SIDE KEY RIGHT KNOB SIDE KEY RIGHT K3V-ANS SIDE KEY LEFT KNOB SIDE KEY LEFT K

Chapter 6 101NS SCREW SCRW HEX NYL I#R-40/O#4-40 L5.5NS SCREW SCREW MACH PAN NYLOK M2.0*10 NINS SCREW SCREW CPU SCREW FORCE 5KGSNS SCREW SCREW M2*3 NY

Chapter 1 3System Block DiagramDDR*2DDR Buffer2.5V/400MHz200MHzDeskTop CPUFSB400/533/800MHzICS93772NorthwoodMuTI OL 133MHz16bit/1GBsSiS 963Mu T I OLMe

102 OpenBook 1848NS SCREW SCREW M2.5*3 WAFER NINS SCREW SCREW M2.5*4L NINS SCREW SCREW M3X4(86.9A524.4R0)NS SCREW SRW M2.5*8L B/ZN NYLOK 700NS SCREW S

Appendix A 103This computer’s compatibility is tested and verified by the internal testing department. All of its system functions is tested under Wi

104 OpenBook 1848Microsoft Windows XP Environment TestItem SpecificationsProcessor P4P 3.0G P4P 2.6GMemory (DDR-DIMM) SDIMM 512MB DDR333 HYS64D6402SOD

Appendix A 105I/O - External CRT Acer 211c 21” MT-01~034ViewSonic PF790, 19” MT-01-039Acer FP751 17” TFT LCD MT-01-036IBM Color TFT LCD 14” 9514-B03

106 OpenBook 1848I/O - USB Storage Drive Logitec CDRW + DVDROM combo USB interface RW-12Iomega USB Zip 250MB ZIP-01-002Plextor Burn-proof CDRW (usb 2.

Index 107AAC Adapter 26ACPI 1.0a 17APM 1.2 17Audio 22, 24BBattery 25Battery Pack 47battery packcharging indicator 11BIOS 17package 17password control

108 OpenBook 1848HHard disk 19, 24Hardware Specifications and Configurations 17HDD 19, 24Hibernation Mode 27Hibernation modehotkey 15Hot Keys 12II/O A

Chapter 3 109utilityBIOS 31VVideo 22, 23Resolutions 23Video controller 24WWindows XP Environment Test 104

110 OpenBook 1848

4 OpenBook 1848Board LayoutTop ViewPCB: 03241-11 Line-in connector 16 AC adapter connector2 Line-out connector 17 Lid cover switch cable connector3 Mo

Chapter 1 5Bottom View1 Modem cable connector 6 Modem board connector2 SD/MS/MMC 3-in-1 slot 7 Memory socket 13 1394 connector 8 Memory socket 24 FIR

6 OpenBook 1848Outlook ViewTop ViewNumber Item Description1 Display screen Also called LCD (liquid-crystal display), displays computer output.2 Status

Chapter 1 7Left PanelNumber Item Description1 PC card slots Accepts two TypeII/I CardBus PC card.2 PC card eject button Ejects the PC card from its sl

8 OpenBook 1848Right PanelNumber Item Description1 Speaker Outputs sound.2 Floppy drive Internal diskette drive, accepts 3.5-inch floppy diskettes.3 S

Chapter 1 9Rear PanelNumber Item Description1 DC-in jack Connects to an AC adapter.2 Parallel port Connects to a parallel device (e.g., parallel print

10 OpenBook 1848Bottom PanelNumber Item Description1 Memory compartment cover Houses the computer’s main memory.2 Battery pack Supplies power to the c

Chapter 1 11IndicatorsThe computer has seven easy-to-read status indicators (LEDs) under the display screen.The Power, Sleep status and Wireless Commu

II OpenBook 1848Revision HistoryPlease refer to the table below for the updates made on OpenBook 1848 service guide.Date Chapter Updates

12 OpenBook 1848Lock KeysThe keyboard has three lock keys which you can toggle on and off.Lock Key DescriptionCaps Lock When Caps Lock is on, all alph

Chapter 1 13Embedded Numeric KeypadThe embedded numeric keypad functions like a desktop numeric keypad. It is indicated by small characters located on

14 OpenBook 1848Windows KeysThe keyboard has two keys that perform Windows-specific functions.Key Icon DescriptionWindows logo key Start button. Combi

Chapter 1 15Hot KeysThe computer employs hot keys or key combinations to access most of the computer’s controls like screen contrast and brightness, v

16 OpenBook 1848Launch KeysLocated on the left of the keyboard are five buttons. These buttons are called launch keys. They are designated as Wireless

Chapter 1 17Hardware Specifications and ConfigurationsProcessorItem SpecificationCPU typeIntel® Pentium® 4CPU package P478 packageCPU core voltage 1.

18 OpenBook 1848 LAN InterfaceItem SpecificationChipset PHY ICS1893Supports LAN protocol 10/100 Mbps or Giga LANLAN connector type RJ45LAN connector l

Chapter 1 19 Hard Disk Drive InterfaceItem SpecificationVendor & Model Name HitachiDK23EA-30Capacity (MB) 30GBytes per sector 512Data heads 2Recor

20 OpenBook 1848DVD-ROM InterfaceItem SpecificationVendor & model name MKE SR-8177 W/K3Performance Specification With CD Diskette With DVD Diskett

Chapter 1 21(*1) Average of Data read over the whole area from 00 min. 02 sec. 00 block to 59 min. 58 sec. 74 block more than 2000 times including

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

22 OpenBook 1848 Access time (typ.) Random: DVD 100 ms / CD 95 msFull Stroke: 170 msRotation speed 5000 rpm (typ.)Buffer memory 2MBInterface ATA/ AT

Chapter 1 23 Video MemoryItem SpecificationFixed or upgradeable FixedVideo memory size 64MB (SMA)Video Resolutions Mode Resolution8 bits(256 colors)16

24 OpenBook 1848 IrDA PortItem SpecificationIrDA FIR port controller NS SIO PC87392Number of IrDA FIR port 1Location Left sideIrDA FIR port function c

Chapter 1 25 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

26 OpenBook 1848LCDItem SpecificationVendor & model name AU B150XG01 V.2 Hitachi TX38D81VC1CABMechanical SpecificationsLCD display area (diagonal,

Chapter 1 27 Regulatory Requirements Safety Requirements:1.The subject product rated 100-120V 60Hz must be listed under UL 1950 and certified with SCA

28 OpenBook 1848Operating 25G/3ms, 10 timeseach 4 horizontal directions35G/3ms, 10 timeseach 2 vertical directionsNon-operating 160G/3ms, 1 timeall 6

Chapter 1 290279-0279 ISAPNP read data port0274-0274 ISAPNP read data port0062-0062 Microsoft ACPI-compliant Embedded controller0066-0066 Microsoft AC

30 OpenBook 1848IRQ4 Reserved for PCMCIA R2 CardIRQ5 Reserved for PCMCIA R2 CardIRQ6 FDDIRQ7 LPT (Parallel port)IRQ8 CMOS/ RTCIRQ9 SCI IRQ used by ACP

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

IV OpenBook 1848ConventionsThe following conventions are used in this manual:Screen messages Denotes actual messages that appear on screen.NOTEGives b

32 OpenBook 1848Navigating the BIOS UtilityThere are six menu options: System Information, Main System Settings, Advanced, System Security, Boot Optio

Chapter 2 33System InformationThe System Information screen displays a summary of your computer hardware information.NOTE: The screen above is a sampl

34 OpenBook 1848Main System SettingsThe Main System Settings screen allows you to set the system date and time.The following table describes the param

Chapter 2 35Boot on LAN Options: Enable or Disable.Help: When set to enabled, system will boot on LAN.Notice: Need to restart system for enabling Boot

36 OpenBook 1848Startup ConfigurationThe Startup Configuration screen contains parameter values that define how your computer behaves on system startu

Chapter 2 37IDE Primary MasterParameter DescriptionType The setting of detail functions stands on typeHelp: User = You enter parameters of hard-disk d

38 OpenBook 1848Secondary MasterDescription ParameterType The setting of detail functions stands on typeHelp: User = You enter parameters of hard-disk

Chapter 2 39Onboard Device ConfigurationThe parameters in this screen are for advanced users only. You do not need to change the values in this scree

40 OpenBook 1848System SecurityThe System Security screen contains parameters that help safeguard and protect your computer from unauthorized use.The

Chapter 2 41Boot OptionsNOTE: There are four priorities that can let the user to specify the boot device sequence.The priority of options from top to

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

42 OpenBook 1848Exit SetupThis menu contains exit options.The following table describes the parameters in this screen. Setting in boldface are the def

Chapter 3 43This chapter contains step-by-step procedures on how to disassemble the notebook computer for maintenance and troubleshooting.To disassemb

44 OpenBook 1848General InformationBefore You BeginBefore proceeding with the disassembly procedure, make sure that you do the following:1.Turn off th

Chapter 3 45Disassembly Procedure FlowchartThe flowchart on the succeeding page gives you a graphic representation on the entire disassembly sequence

46 OpenBook 1848Screw ListItem DescriptionA SCREW M2.5XL4 (SILVER)B SCREW M2XL4 Nylok (SILVER)C SCREW M2.5XL8 Nylok (BLACK)D SCREW M2.0XL3 Nylok (SILV

Chapter 3 47Removing the Battery1.Push the battery release button in the arrow direction and push the battery outward from the main unit.2.Remove the

48 OpenBook 1848Removing the Hard Disk Drive Module1.See “Removing the Battery” on page 472.Pull the plastic tag to detach the HDD module as shown.Dis

Chapter 3 49Removing the External DIMM Module1.See “Removing the Battery” on page 472.Remove the two screws on the DIMM cover, then remove the DIMM co

50 OpenBook 1848Removing the Modem Board1.See “Removing the Battery” on page 472.Remove the one screw and then lift up the modem cover.3.Remove the tw

Chapter 3 51Removing the Optical Drive Module1.See “Removing the Battery” on page 472.Remove the one screw, use plastic flat tip tweezers to push the

VI OpenBook 1848

52 OpenBook 1848Disassembling the Main UnitRemoving the Hinge Caps1.See “Removing the Battery” on page 472.Adjust the LCD module to 45 degrees as show

Chapter 3 53Removing the Middle Cover1.See “Removing the Battery” on page 472.See “Removing the Hinge Caps” on page 523.To remove the middle cover, pr

54 OpenBook 1848Removing the Keyboard Metal Support1.See “Removing the Battery” on page 472.See “Removing the Hinge Caps” on page 523.See “Removing th

Chapter 3 55Removing the RTC Battery1.See “Removing the Battery” on page 472.See “Removing the Hinge Caps” on page 523.See “Removing the Middle Cover”

56 OpenBook 1848Removing the Keyboard Support Bracket1.See “Removing the Battery” on page 472.See “Removing the Hinge Caps” on page 523.See “Removing

Chapter 3 57Removing the Antennas1.See “Removing the Battery” on page 472.See “Removing the Hinge Caps” on page 523.See “Removing the Middle Cover” on

58 OpenBook 1848Removing the Wireless LAN Board1.See “Removing the Battery” on page 472.See “Removing the Hinge Caps” on page 523.See “Removing the Mi

Chapter 3 59Removing the LCD Module1.See “Removing the Battery” on page 472.See “Removing the Hinge Caps” on page 523.See “Removing the Middle Cover”

60 OpenBook 1848NOTE: When connecting the inverter cable and coaxial cable back to the unit, please note that the two cables should be routed as shown

Chapter 3 61 Separating the Upper Case from the Lower Case1.See “Removing the Battery” on page 472.See “Removing the Optical Drive Module” on page 513

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

62 OpenBook 1848Removing the CPU Heat Sink1.See “Removing the Battery” on page 472.See “Removing the Hinge Caps” on page 523.See “Removing the Middle

Chapter 3 63Removing the FDD Module1.See “Removing the Battery” on page 472.See “Removing the Optical Drive Module” on page 513.See “Removing the Hing

64 OpenBook 1848Removing the VGA Thermal Plate1.See “Removing the Battery” on page 472.See “Removing the Optical Drive Module” on page 513.See “Removi

Chapter 3 65Removing the CPU Thermal Plate1.See “Removing the Battery” on page 472.See “Removing the Optical Drive Module” on page 513.See “Removing t

66 OpenBook 1848Removing the Main Board1.See “Removing the Battery” on page 472.See “Removing the Hard Disk Drive Module” on page 483.See “Disassembli

Chapter 3 67Removing the DC Charger Board1.See “Removing the Battery” on page 472.See “Removing the Hard Disk Drive Module” on page 483.See “Disassemb

68 OpenBook 184813. Remove the two screws.14. Detach the two speakers from the lower case.

Chapter 3 69Removing the PCMCIA Slot1. See “Removing the Battery” on page 472. See “Removing the Hard Disk Drive Module” on page 483. See “Disassembli

70 OpenBook 1848Disassembling the LCD ModuleRemoving the LCD Bezel1. See “Removing the Battery” on page 472. See “Removing the Hinge Caps” on page 523

Chapter 3 71Removing the Inverter Board1. See “Removing the Battery” on page 472. See “Removing the Hinge Caps” on page 523. See “Removing the Middle

VIII OpenBook 1848Table of Contents Separating the Upper Case from the Lower Case . . . . . . . . . . . . . . . . . . .61Removing the CPU Heat Sink .

72 OpenBook 1848Removing the LCD1. See “Removing the Battery” on page 472. See “Removing the Hinge Caps” on page 523. See “Removing the Middle Cover”

Chapter 3 73Removing the LCD Hinges1. See “Removing the Battery” on page 472. See “Removing the Hinge Caps” on page 523. See “Removing the Middle Cove

74 OpenBook 1848

Chapter 4 75Use the following procedure as a guide for computer problems.NOTE: The diagnostic tests are intended to test only our company’s products.

76 OpenBook 1848System Check Procedures Power System CheckTo verify the symptom of the problem, power on the computer using each of the following powe

Chapter 4 77Phoenix BIOS Error Code MessagesThe following are the list of messages that Phoenix BIOs can display. Most of them occur during POST. Some

78 OpenBook 18480281 Memory Size found by POST differed from CMOS Memory size found by POST differed from CMOS02B0 Diskette Drive Error02B1 Diskette D

Chapter 4 79nnnn Cache SRAM PassedWhere nnnn is the amount of shadow RAM in kilobytes successfully tested.nnnn KB Shadow RAM Passed Where nnnn is the

80 OpenBook 1848Power-On Self-Test (POST) Error Message The POST error message index lists the error message and their possible causes. The most likel

Chapter 4 81Diskette drive A error Check the drive is defined with the proper diskette type in BIOS Setup UtilityIncorrect Drive A type - run SETUP Ch

Chapter 1 1 FeaturesThis computer was designed with the user in mind. Here are just a few of its many features:PerformanceTIntel® Pentium® 4 Processor

82 OpenBook 1848Index of Symptom-to-FRU Error MessageError Message ListNo beep Error Messages FRU/Action in SequenceNo beep, power-on indicator turns

Chapter 4 83Indicator-Related SymptomsSymptom / Error Action in SequenceIndicator incorrectly remains off or on, but system runs correctlyReconnect th

84 OpenBook 1848Power Management-Related SymptomsSymptom / Error Action in SequenceThe system will not enter hibernation Keyboard (if control is from

Chapter 4 85NOTE: If you cannot find a symptom or an error in this list and the problem remains. Keyboard/Touchpad-Related SymptomsSymptom / Error Act

86 OpenBook 1848Index of PQA Diagnostic Error Code, MessageError Code Message Action in Sequence16XXX Backup battery error Backup battery01XXX CPU or

Chapter 5 87Top ViewPCB: 03241-11 LIN1 Line-in connector 16 DCIN1 AC adapter connector2 LOUT1 Line-out connector 17 CN2 Lid cover switch cable connect

88 Openbook 1848SW1 SettingsON OFFCheck Password Enable DisableBOOT BLOCK Enable DisableNo use X XNo use X X

Chapter 3 89Bottom View1 CN1 Modem cable connector 6 MDC1 Modem board connector2 M_Bay1 SD/MS/MMC 3-in-1 slot 7 DM1 Memory socket 13 1394_1 1394 conn

90 Openbook 1848

Chapter 6 91This chapter gives you the FRU (Field Replaceable Unit) listing in global configurations of the product. Refer to this chapter whenever or