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NEC Versa LX, Руководство пользователя

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3-8   Disassembly and Reassembly

LED Status/Power Switch Board

The LED status/power board consists of a board that contains three connectors
and status LEDs. The connectors are for the LCD panel switch, main board and
microphone.

1. 

Remove one screw and lift the LED board staring at the left and working
right to disconnect the LED board from the Main board.

2. 

Slide the LED board to the left to remove.

LED Status/Power Switch Board

A

 – Connector P40 (underside)  B – Connector P42  C – Connector P41

Top Cover

The following describes the steps to remove the Top Cover.

1. 

The system needs to be bottom facing up.

2. 

Remove a total of 12 screws:

9 from the bottom surface (

A

)

3 from the Versa Bay III Bay (

B

)

3. 

Turn the notebook over and remove the top cover, start at the right and work
left separating the top cover from the bottom assembly.

Содержание Versa LX

Страница 1: ...s such as system configuration customer data and operator control Since implementation by customers of each product may vary the suitability of specific product configurations and applications must be...

Страница 2: ...iguration and Setup provides information on setup and how to operate the notebook Section 3 Disassembly and Reassembly provides detailed instructions on how to disassembly the notebook Section 4 Syste...

Страница 3: ...sa SX n Versa SX Notebook n Around the Front of the System n Around the Back of the System n Around the Left Side of the System n Around the Right Side of the System n Around the Bottom of the System...

Страница 4: ...ripheral Component Interconnect PCI architecture In addition this system provides a high performance hard disk drive diskette drive or SuperDisk and PC card support Most models are equipped with a 24X...

Страница 5: ...lm Transistor TFT Extended Graphics Array XGA panel To adjust the LCD panel brightness n Press the Fn F8 and Fn F9 functions keys to adjust the brightness up or down There are 8 levels of brightness C...

Страница 6: ...ts when the Versa writes or reads data from the hard drive VersaBay III lights when the Versa writes data to or retrieves data from a device in the VersaBay III Caps Lock lights when Caps Lock is in e...

Страница 7: ...ld the Power Sleep button in place for 5 or more seconds to power off Hold the Power Sleep button in place for 4 or fewer seconds to put the system into Suspend mode The Power Sleep button is a smart...

Страница 8: ...ipped with country specific keyboard layouts n VersaGlide The VersaGlide works like a standard computer mouse Simply move your fingertip over the VersaGlide to control the position of the cursor Use t...

Страница 9: ...indicate primary battery charging activity Microphone A strategically positioned built in microphone allows you to record monophonic sound directly into your notebook computer See Chapter 6 Using Mult...

Страница 10: ...his port to connect a parallel printer or other parallel device The port is an Enhanced Capabilities Port ECP The ECP standard provides you with a greater processing speed than the conventional parall...

Страница 11: ...urce Use a cable to connect to the Line Out port on the other audio system to record or play Headphones Speakers Lets you connect external headphones or speakers to your Versa Plugging in headphones o...

Страница 12: ...ure Right side features A VersaBay III n VersaBay III A diskette drive 24X CD ROM reader an SuperDisk drive or a DVD module comes installed in the VersaBay III on the right side of your system The Ver...

Страница 13: ...VersaBay III Device F VersaBay Release Latches n Memory Expansion Bay Cover Opens with a coin screw to access two RAM expansion sockets for small outline double inline memory modules n Battery Contain...

Страница 14: ...rectangular shaped board located above the main board The CPU board is part of a subassembly which includes a heat sink and the CPU board CMOS Battery The lithium battery 3 Volts 30 mAh capacity is at...

Страница 15: ...z CPU 320 pin TCP 82440BX supporting Pentium Pro PIIX4E Intel System Controller PC97338VJG National Semiconductor Super I O 100 pin TQFP ATI 3D Rage LT Pro ATI Video ESS Maestro2E ESS Technology PCI A...

Страница 16: ...2 System Configuration and Setup n Power Sources for Your Versa n Bios Setup n NEC CSD Utilities n Software Applications and Drivers...

Страница 17: ...ystem Using the AC Adapter Use the AC adapter and power cable that came with your Versa to run your computer on alternating current AC power or to recharge the battery pack Use the AC adapter whenever...

Страница 18: ...onnect the AC adapter as follows 1 Connect the AC adapter cable to the power port on the back of your Versa 2 Plug one end of the AC power cable into the AC adapter and the other end into a properly g...

Страница 19: ...sa system provides tools to help you keep track of the main or an optional battery s power level These include the power status LED described in Chapter 1 and SystemSoft s PowerProfiler for Window NT...

Страница 20: ...via the Battery Meter provided within the Windows 95 operating system and PowerProfile in the Windows NT operating system n If the battery is removed from the system press the Battery test button to...

Страница 21: ...ide whether to display a battery meter in the task bar You can view a graphic of current battery status At Battery Status and Alarm Settings you can view status battery by battery or for all batteries...

Страница 22: ...and turn the system over 3 Slide and hold the battery latch and lift the edge of the battery out of the notebook as shown below Removing battery A Battery Release Latch 4 Insert the new battery as fo...

Страница 23: ...mperatures over 140 F 60 C may cause damage n Do not drop or impact the battery n Do not disassemble the battery n Do not solder the battery n Do not puncture the battery n Do not use a battery that a...

Страница 24: ...on battery to use in your Versa LX computer Inserting a second fully charged battery increases battery life to approximately 4 to 5 hours Internal Batteries The nine cell Lithium Ion Li Ion battery pr...

Страница 25: ...and Setup Connect your Versa system to AC power for a full 24 hours before using it on battery power for the first time Doing so insures that the bridge battery is fully charged and that no data is lo...

Страница 26: ...performance needs with power conservation How to Enter the BIOS Setup Access the BIOS utility at power on Just press F2 when the following prompt appears Press ESC for Boot Messages F2 for Setup When...

Страница 27: ...se the up and down arrow keys located on the lower right corner of the keyboard to toggle through the BIOS Setup menu items The Change User Password option is only available if a Supervisor Password i...

Страница 28: ...at are greyed out are not available for the current selection Using Keys The following table lists the BIOS Setup keys and their functions BIOS Setup Key Functions Key Function Moves the cursor betwee...

Страница 29: ...tup System Date mm dd yyyy System Memory Auto detect total memory shown in MB Auto detected System Time hh mm ss hh mm ss Diskette Drive A 1 44 MB 3 5 Not installed 1 2 MB 5 25 1 44 MB 3 5 Diskette Dr...

Страница 30: ...witch Power Button Sleep Button Power Button Power Management Under AC Off On Off Power Savings Level Longest Life Off Custom High Perform Longest Life Hard Disk Time out 1 2 min Off 5 seconds 30 seco...

Страница 31: ...e To File Enabled Disabled Enabled Panel Brightness Auto User Defined Auto Suspend Warning Tone Enabled Disabled Enabled Modem Ring Resume Enabled Enabled Disabled Wake Up Alarm Disabled Enabled Disab...

Страница 32: ...On Auto 1st Boot Device6 LS 120 CD ROM SCSI Network Disabled IDE HD Floppy 2nd Boot Device6 CD ROM Disabled IDE HD Floppy LS 120 3 rd Boot Device 6 FLOPPY LS 120 CD ROM Disabled IDE HD 4th Boot Devic...

Страница 33: ...savings defined setting table 3 Greyed out until supervisor password is set up 4 Only active after a password is set up 5 Resume alarm time is selectable when wake up from suspend alarm is set 6 Boot...

Страница 34: ...docking station These options are only available when the Versa is docked Advanced CMOS Setup Advanced CMOS settings let you define the following functions n LCD Panel View Expansion Specifies whether...

Страница 35: ...When AC power is connected to your Versa system power management is usually disabled If you enable this parameter the system automatically activates the power management profile you set even when AC p...

Страница 36: ...PEZ is present pressing the Fn Power Sleep key combination puts the system into Save to File mode n Panel Backlight Lets you select the LCD screen backlight intensity n Suspend Warning Tone Specifies...

Страница 37: ...parallel port mode n IR Serial Port Allows you to disable or reassign the IR Serial port n USB Controller Allows you to enable or disable the USB controller Other BIOS Setup Options BIOS Setup offers...

Страница 38: ...environment while powering your Versa SX with AC power Using the Save to File STF Feature STF protects the integrity of your working files For example if you are called away from your Versa and Suspe...

Страница 39: ...ine this You should only use the BIOS upgrade diskette for your specific model Performing the BIOS Update Use the following procedure to perform the actual BIOS update 1 Make sure that the computer is...

Страница 40: ...f pause a message appears telling you to remove the diskette in drive A 7 Remove the diskette and press any key to continue The utility updates the BIOS Power off your computer The next time you power...

Страница 41: ...up utility to enable the IR port Windows 95 only must use this option to enable the IR port Note For details about how to access and use the IR setup utility see Chapter 4 Using the Hardware n Mouse d...

Страница 42: ...details about the HDPREPEZ utility see the HDPREPEZ TXT file in the NECUTILS HDPREP directory Using HDPREPEZ in Windows 95 In Windows 95 run the HDPREPEZ utility if you increase the memory capacity in...

Страница 43: ...before running the HDPREPEZ utility 2 Go to Start Programs AMI Save to File 3 Select Create STF File A DOS box displays and advises you to close all background applications The message also indicates...

Страница 44: ...may include n Intel LANDesk Client Manager n SystemSoft PowerProfiler n SystemSoft CardWizard n Laplink n McAfee VirusScan n Microsoft Internet Explorer n Adobe Acrobat Reader The software listed her...

Страница 45: ...ick the Installation selection to activate the install button 4 Click the Install button to install your selection 5 Click Exit to close the Applications and Drivers CD dialog box 6 Follow the on scre...

Страница 46: ...ou manage power resources balancing performance with battery conservation You can group power management settings into profiles for best performance and best conservation You can also create custom pr...

Страница 47: ...stem Windows 95 Systems In Windows 95 enable the IR port using the IR port setup utility accessible through the Customize icon Follow these steps to enable the IR port 1 Double click the Customize ico...

Страница 48: ...le resources before making a selection 5 Press ESC to return to the BIOS main menu 6 Save your settings and exit the BIOS Setup utility For the infrared technology to work you need to follow these gui...

Страница 49: ...3 Disassembly and Reassembly n Required tools n Disassembly Instructions n General Reassembly Instructions...

Страница 50: ...low the disassembly order listed below To reassemble follow the table in reverse order Versa SX Disassembly Sequence Level of Disassembly Components Available at Level of Disassembly number of screws...

Страница 51: ...installed in the Versa SX system as follows Note Use the batteries in the Versa computer for which they are designed Also installing another manufacturer s battery or using a combination of very old a...

Страница 52: ...Bay III 1 Locate the VersaBay III release lock and VersaBay III release latch on the bottom of the unit VersaBay III release lock and latch A VersaBay III Release Lock B VersaBay III Release Latch 2 S...

Страница 53: ...Open the LCD panel 2 Locate and remove the rubber cap and the Phillips head screw on the upper left hand corner of the keyboard cover of the Versa Locating the rubber cap 3 Press down using a slight p...

Страница 54: ...keyboard cable from Connector P41 on the LED Power switch board LED Power switch board A Connector P41 Hard Drive Assembly 1 Disconnect the hard drive cable at P6 A on the main board 2 Remove two scr...

Страница 55: ...can damage the system Switch Settings A four position dip switch is located underneath the keyboard The following list identifies each switch setting and its function n Switch 1 Password Override Swit...

Страница 56: ...disconnect the LED board from the Main board 2 Slide the LED board to the left to remove LED Status Power Switch Board A Connector P40 underside B Connector P42 C Connector P41 Top Cover The following...

Страница 57: ...Glide Assembly The VersaGlide Assembly is on the underside of the top cover Remove the VersaGlide Assembly by following the next steps 1 Remove four screws and disconnect the cable at P60 2 Slide the...

Страница 58: ...e Speaker assembly cable from P23 A 2 Lift the left and right speaker from the bottom assembly being careful not to stretch the cable 3 Disconnect the Bridge battery cable from P11 D on the main board...

Страница 59: ...Disassembly and Reassembly 3 11 Internal Components A Connector P23 B Screw C CMOS Battery D Connector P11 E Bridge Battery...

Страница 60: ...screws A that hold the Hard drive bracket in place 2 Disconnect the fan cable at P5 on the underside of the Main board 3 Lift the main board from the remainder of the system lifting from right to lef...

Страница 61: ...and Fan Duct 1 Disconnect the fan cable at P5 on the underside of the Main board 2 Remove one screw B to release the fan duct 3 The fan is held in place via double sided tape to remove the fan lift fr...

Страница 62: ...from the Main board PC Card Assembly A Screws Microphone 1 Turn the Main board over disconnect the microphone cable at P4 2 Remove the microphone by sliding away from the Main board This completes th...

Страница 63: ...4 System Board Layout n LED Status Board n Main Board n VersaGlide Assembly...

Страница 64: ...ayout LED Status Board A Connector P40 underside B Connector P42 C Connector P41 Main Board A Connector P3 B Connector P5 C Connector P35 D Connector P7 E Dip Switch F Connector PC Card G Connector P1...

Страница 65: ...System Board Layout 4 3 VersaGlide Assembly VersaGlide Assembly A Screws B Connector P60 C Connector P61...

Страница 66: ...wn n Versa SX Illustrated Parts Breakdown n Parts List You can read all about the parts of the Versa LX in the PIB Product Information Bulletin which is available in the Document Library of the Europe...

Страница 67: ...6 Preventive Maintenance n Cleaning the Notebook Exterior n Cleaning the Notebook Interior n Protecting Disk Drive n Handling the Battery Pack n Maintaining the LCD Quality...

Страница 68: ...l soft bristle brush may be used to clean between the keys Make sure to use a damp cloth not wet to prevent moisture from seeping between the keyboard and the metal plate possibly damaging the compone...

Страница 69: ...Periodically inspect the battery terminals and the batteries for evidence of corrosion and oxide build up To ensure that the battery pack endures for a normal life cycle always observe the following...

Страница 70: ...7 Troubleshooting n Quick Troubleshooting n Helpful Questions...

Страница 71: ...s unreadable Check LCD Panel View Expansion in BIOS Press Fn F8 to toggle Panel View Expansion Check if installed VGA driver is correct Check the VGA controller chip on the I O board for any loose sol...

Страница 72: ...r PS 2 mouse doesn t work Check if keyboard or mouse is connected properly Check Y adapter if it is being used Power off system first before plugging in the device Replace the keyboard or mouse Replac...

Страница 73: ...place serial device Check the I O controller chip on the main board for any cold or loose soldering Replace the I O board Parallel device does not work Check all connections Check if external device i...

Страница 74: ...y charged n Is the computer turned on and the Power LED activated n Is the LCD display switched to the external monitor n Are all cables and devices connected properly and securely n Are all needed de...

Страница 75: ...8 Specifications n System Components n Pin Assignments n Connector Locations n System Video n Memory Map n Interrupt Controllers...

Страница 76: ...Calendar Clock Year month day hour minute second maintained by internal back up battery Input Output I O Facilities Integrated industry standard interfaces n Parallel 1 port 25 pin D sub n Serial 1 p...

Страница 77: ...interface n 32 bit CardBus support LCD Panel The LCD panel varies depending on the model n 14 1 inch high resolution active matrix Thin Film Transistor TFT Extended Graphics Array XGA colour display...

Страница 78: ...y Internal 2 1 GB or 3 2 GB 9 5 mm removable IDE hard disk drive n Track to track seek rate 3 ms n Average seek time 13 ms read 14 ms write n Revolutions per minute 4200 n Data transfer rate 16 6 MB s...

Страница 79: ...ell Lithium Ion Li Ion n Output Voltage 10 8 V n Capacity 3 600 mAH n Battery Life Approximately 2 4 hours under typical operating conditions n Recharging Time Approximately 2 hours when the system is...

Страница 80: ...tions Recommended Environment Operation n Temperature 5 C to 35 C 41 F to 95 F n Relative Humidity 20 to 80 Noncondensing Storage n Temperature 20 C to 40 C 4 F to 104 F n Relative Humidity 20 to 80 N...

Страница 81: ...Data 3 Ground 4 5V 5 Keyboard Clock 6 Mouse Clock Serial Port Connector Pin Assignments Pin Signal 1 Data Carrier 2 Receive Data 3 Transmit Data 4 Data Terminal Ready 5 Ground 6 Data Set Ready 7 Reque...

Страница 82: ...Assignments Pin Signal 1 Strobe 2 Data Bit 0 3 Data Bit 1 4 Data Bit 2 5 Data Bit 6 Data Bit 4 7 Data Bit 5 8 Data Bit 6 9 Data Bit 7 10 Acknowledge 11 Busy 12 PE 13 Select 14 Auto Feed XT 15 Error 1...

Страница 83: ...1 6 5V 7 Address 0 8 5V 9 Address 2 10 5V 11 Address 1 12 5V 13 Diagnostic 14 Not Used 15 IRQ 16 Not Used 17 Not Used 18 IO Channel Ready 19 MS Select 20 IO Write 21 I O Read 22 Not Used 23 Data0 24 D...

Страница 84: ...Data6 42 Ground 43 Data9 44 Ground 45 Data7 46 Not Used 47 Ground 48 Ground 49 RESET 50 Ground CRT Connector Pin Assignments Pin Signal 1 Red 2 Green 3 Blue 4 OPT1 5 Ground 6 Ground 7 Ground 8 Ground...

Страница 85: ...nel Main Board P4 Microphone Main Board P6 Hard Drive Main Board P11 Bridge Battery Main Board P12 Fan Main Board P13 CMOS Main Board P23 Speakers Main Board P25 CPU Main Board P35 LED Board Main Boar...

Страница 86: ...rs TSRs and all DOS applications 0A0000 0AFFFFh 64 KB Video Buffer EGA and VGA 0B0000 0B7FFFh 32 KB Video Buffer monochrome CGA colour VGA monochrome 0B8000 0BFFFFh 32 KB Video Buffer CGA EGA colour a...

Страница 87: ...g priority System Interrupt Controllers Controller Master Slave Prio rity Name Device Master 0 IRQ00 System Timer 1 Master 1 IRQ01 Keyboard Master 2 IRQ02 Programmable Controller Slave 3 IRQ08 Real ti...

Страница 88: ...CK DMA acknowledge DC direct current DIP dual in line package DLAB Divisor Latch Address bit DMA direct memory access DMAC DMA controller DOS disk operating system DRAM dynamic RAM ECC error checking...

Страница 89: ...output pixel picture element PLCC plastic leaded chip carrier PLL phase lock loop p p peak to peak PPI programmable peripheral interface PROM programmable ROM QFP quad flat pack RAM random access memo...

Страница 90: ...primitive computer routines usually burnt into ROM that controls the real time clock keyboard disk drives video display and other peripheral devices bit Binary digit The smallest unit of computer data...

Страница 91: ...ixels See also LCD cursor A movable image on the display screen that indicates where the next entered data appears D diskette A thin flexible platter coated with a magnetic material for storing inform...

Страница 92: ...ent Drive Electronics A hard disk drive type that has controller electronics built into the drive and delivers high throughput interface A connection that enables two devices to communicate interrupt...

Страница 93: ...DEModulator A device that links computers over a telephone line N non volatile memory Storage media that retains its data when system power is turned off Non volatile memory in the Versa is a compleme...

Страница 94: ...device pixels Picture elements Tiny dots that make up a screen image port Provides the means for an interface between the microprocessor and external devices A cable connector is usually plugged into...

Страница 95: ...time serial printer A printer with a serial interface software Programs that run on a computer such as operating systems word processors and spreadsheets SVGA super video graphics array A colour bit...

Страница 96: ...Versa are volatile memory See non volatile memory W warm boot Process of resetting the computer without turning off the power through keyboard input pressing Ctrl Alt and Del keys simultaneously or t...

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