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Troubleshooting 7-3

Quick Troubleshooting

Problem

Corrective Action

Hard disk drive malfunction

Check if the hard disk drive is set properly on
CMOS Setup.

Check the drive connection.

Check if the disk drive is good.

Replace the main board.

Memory malfunction

Check if the memory module is inserted properly.

Replace the memory module.

Replace the main board.

PC card does not work

Check the PC card driver installation for any IRQ
or I/O address conflict.

Check if the PC card is inserted properly and all
connections are set.

If the PC card is a Type II card, install it in the
system’s other PC card slot.

Replace the PC card.

Replace the main board.

NEC VersaGlide does not work

Check if PS/2 or Alps mouse driver is properly
installed.

Check VersaGlide cable inside the system if it is
inserted properly.

Clean VersaGlide surface.

Check the keyboard controller chip for any cold
or loose soldering.

Replace the main board.

Parallel device does not work

Check all connections.

Check if external device is turned on.

Check the device drive installation for any IRQ or
I/O address conflict.

Test another parallel device.

Check the I/O controller chip for any cold or
loosed soldering.

Replace the main board.

Содержание VERSA FX

Страница 1: ...NEC Versa Notebook Computer NEC VERSA FX S E R V I C E A N D R E F E R E N C E M A N U A L...

Страница 2: ...n accordance with the terms of the Warranty Statement accompanying each product However actual performance of each such product is dependent upon factors such as system configuration customer data and...

Страница 3: ...apter 2 2 Connecting the AC Adapter 2 3 Powering On Your System 2 3 Using the Main Battery Pack 2 4 Determining Battery Status 2 4 Low Battery Status 2 5 Returning the Battery to its Normal State 2 5...

Страница 4: ...oftware 2 24 3 Disassembly and Reassembly Required Tools and Equipment 3 2 Disassembly 3 2 Battery 3 2 Memory Module and Switch Settings 3 4 Switch Settings 3 5 Keyboard 3 6 VersaGlide Assembly 3 7 To...

Страница 5: ...upport Contact Information 8 2 NEC CSD Web Site 8 2 NEC CSD FTP Site 8 3 Email Fax to Support Services 8 3 NEC CSD Bulletin Board 8 3 NEC CSD Support Services 8 4 NEC CSD Customer Assistance Center 8...

Страница 6: ...book Chapter 3 Disassembly and Reassembly provides detailed instructions on how to disassembly the notebook Chapter 4 System Board Layout shows the system boards and the board connectors Chapter 5 Ill...

Страница 7: ...DMA direct memory access DMAC DMA controller DOS disk operating system DRAM dynamic RAM DVD digital video disk ECC error checking and correction ECP enhanced capabilities port EDO extended data outpu...

Страница 8: ...PPI programmable peripheral interface PROM programmable ROM QFP quad flat pack RAM random access memory RAMDAC RAM digital to analog converter RAS row address strobe RGB red green blue RGBI red green...

Страница 9: ...tting to Know the NEC Versa Around the Front of the System Around the Back of the System Around the Left Side of the System Around the Right Side of the System Around the Bottom of the System Internal...

Страница 10: ...computer Read the following sections and take a tour around the system Around the Front of the System The NEC Versa FX is compact with features on every side First look at the front of the NEC Versa...

Страница 11: ...D Email Internet keys Keyboard 85 keys with the standard QWERTY key layout Models purchased outside of the U S and Canada ship with country specific keyboard layouts Stereo Speakers Provide stereo so...

Страница 12: ...ght to power on power off and to resume from Standby mode For more information about the Power button see the following topic Power Button Operating Status LEDs Keeps you informed of your NEC Versa s...

Страница 13: ...evices in the system while retaining data and system status Go to Start Shutdown Standby to put your system into Standby mode Use the Power button in the following ways Slide the Power to the right to...

Страница 14: ...functions printed in blue on the keys The keypad lets you type numbers and mathematical operands as you would on a calculator The keypad is ideal for entering long lists of numbers When you press NumL...

Страница 15: ...Blinks amber to indicate an error The primary battery is installed in the battery bay Lights green when the secondary battery is charging Blinks green to indicate an error The secondary optional batt...

Страница 16: ...g temperature Always keep the vents unobstructed to allow proper system cooling Battery Bay Contains the system s standard Lithium Ion Li Ion main battery or an optional Extra Life Li Ion battery Arou...

Страница 17: ...e Type III PC card Around the Right Side of the System The right side of the NEC Versa offers the features which are described after the figure Right side features A USB Ports C USB Port B CD ROM Port...

Страница 18: ...r source Vents Allow your system to cool properly and maintain a safe operating temperature Always keep the vents unobstructed to allow proper system cooling Maximum Life Battery Connector Attach the...

Страница 19: ...ion for example date time drives and memory The CMOS battery charges when your NEC Versa is connected to AC power The CMOS battery may discharge completely if the NEC Versa notebook remains unused for...

Страница 20: ...l Celeron 333 not available in the U S Intel Pentium III 400 Intel 333 MHz CPU 400 MHz CPU 82440MX Intel System Controller FDC37N869 Standard Microsystems Super I O SM710 Silicon Motion Video ESS ES19...

Страница 21: ...2 System Configuration and Setup Power Sources for Your NEC Versa BIOS Setup Updating the BIOS NEC Utilities Application and Driver CD...

Страница 22: ...bout using the NEC power sources Using the AC Adapter Use the AC adapter and power cable that came with your NEC Versa to run your computer on alternating current AC power or to recharge the battery p...

Страница 23: ...roperly grounded 120 or 240 volt 50 or 60 Hz wall outlet Connecting the AC adapter A Adapter Cable C AC Adapter B AC Power Port D Power Cable Do not cover or place objects on the AC adapter Keeping th...

Страница 24: ...optional battery s power level If your system is configured default setting to display the power icon on the taskbar an electrical plug displays when the system is connected to an AC power source or a...

Страница 25: ...ly recharge the battery to 100 Extending Battery Life While on the road it is important to be aware of the simple things you can do to extend the life of the system s main battery One way is to keep t...

Страница 26: ...manufacturer s battery or using a combination of very old and new batteries can deteriorate battery and equipment performance 1 Save your files exit Windows and turn off system power 2 Close the LCD...

Страница 27: ...tch 5 Insert the new battery as follows Locate the alignment groove on the edge of the battery Locate the alignment groove inside the battery bay Align the grooves on the battery with the grooves in t...

Страница 28: ...tteries Keep the battery away from heat sources including direct sunlight open fires microwave ovens and high voltage containers Temperatures over 140 F 60 C may cause damage Do not drop or impact the...

Страница 29: ...arge completely if the NEC Versa notebook remains unused for approximately two months Bridge Battery The bridge battery saves your system status in Standby mode giving you time to install a fully char...

Страница 30: ...s F2 You will see this message if your CMOS battery becomes fully discharged Pausing the Screen To pause the screen during POST to view the BIOS revision number and other POST messages press and hold...

Страница 31: ...d 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 between the displa...

Страница 32: ...Exit Without Saving Resetting System Parameters To reset all parameters to the default settings select Auto Configuration with Defaults from the BIOS Setup Main Menu use the arrow keys to select Yes a...

Страница 33: ...external drive in your system Boot Sector Virus Protection Write protects the boot sector of the hard disk drive to avoid infection by some virus types Advanced CMOS Setup Use the Advanced CMOS Setup...

Страница 34: ...s or disables the HDD password Security Protection To establish password protection for entering the BIOS Setup utility or accessing the system at startup you must set the supervisor password before s...

Страница 35: ...4 6 8 10 15 min Off Peripheral Timeout 1 On Off Audio Device Timeout 1 On Off Standby Timeout 1 4 minutes Off 1 2 6 8 10 15 min Auto Suspend Timeout 1 10 minutes Off 5 15 20 25 30 min LCD Suspend Disa...

Страница 36: ...peripherals are controlled by power management Audio Device Timeout Sets the time delay before your audio device powers off Standby Timeout Selects the system standby timeout period Auto Suspend Time...

Страница 37: ...1 st Fnd IDE Disabled Floppy CDROM Try Other Boot Devices Yes No 1 Bootable device when set to IDE hard drive Only one IDE device is allowed to be bootable Quick Boot Specifies whether the system perf...

Страница 38: ...i Dir Uni Dir EPP ECP IR Serial Port Disabled Auto PnP OS Setup 1 COM2 IRQ3 COM3 IRQ4 COM4 IRQ3 1 Appears only when configured by the Windows 98 device manager Note If you disable a device in Peripher...

Страница 39: ...CPU As indicated in this chapter you use the BIOS Setup utility to configure your system s software and hardware features Only use the BIOS Update Diskette for your specific model to update your NEC...

Страница 40: ...s Install bat copies the DOS system files from your hard drive onto the BIOS Update Diskette to make it BIOS flash ready The system prompts you when the process is complete 5 Scan the BIOS Update Disk...

Страница 41: ...ssembled 5 Replace the memory module bay cover and screw 6 Turn over the system 7 Follow the instructions later in this chapter Performing the BIOS Update Performing the BIOS Update Follow these steps...

Страница 42: ...isabling the BIOS flash switch see the section earlier in this chapter Enabling the BIOS Flash Switch NEC Utilities NEC CSD provides several programs and routines designed to make your NEC Versa run m...

Страница 43: ...e LOCK C and press Enter A message displays asking you to confirm your command 3 Press the indicated key to confirm your command 4 At the c prompt type cd necutils hdprep and press Enter to change to...

Страница 44: ...rivers utilities internet browsers and the NEC Online Documentation Description Located in the bottom portion of the dialog box the text describes the selected or highlighted software category or appl...

Страница 45: ...3 Disassembly and Reassembly Required Tools and Equipment Disassembly Reassembly...

Страница 46: ...Some earlier units did not have a user removable hard drive Follow the instructions carefully to properly disassemble the systems When disassembling the system unit follow these general rules Turn off...

Страница 47: ...system and hold firmly Locating the battery bay release latch A Lithium Ion Battery B Battery Release Latch 4 Continue to hold the battery release latch as you slide the battery out of the system Rem...

Страница 48: ...ry module bay Locating the memory module bay A Memory Module Bay Cover B Screw 3 Remove the screw and bay cover 4 Locate the SO DIMM and proceed as follows Press the locking tabs away from the sides o...

Страница 49: ...d its function Switch 1 Password Override Switch The default setting is OFF If you forget your password and cannot access the data on your NEC Versa change the setting to ON and your current password...

Страница 50: ...tabs one on the upper left of the keyboard one above the F8 key and the other on the upper right of the keyboard Locating the keyboard locking tabs A Locking Tab 3 Using a small flat head screwdriver...

Страница 51: ...l and turn the system over 2 Locate and remove the two bottom screws securing the front cover assembly to the system Locating Removing the bottom screws A Screw 3 Turn the system over and open the LCD...

Страница 52: ...system 5 Disconnect the two cables from connectors P9 and P10 from the main board Slide the cables out from under the bar and lift the front cover away from the system 6 Turn the front cover over and...

Страница 53: ...e battery bay 3 Locate and remove the screws securing the top cover to the system Remove the foot closest to the battery bay and remove the screw under the foot Locating Removing the six screws A Scre...

Страница 54: ...mbly up and slightly to the right from the system Hard Disk Drive Use the following steps to remove the internal hard disk drive 1 Remove the keyboard and front cover assembly from the system 2 The ha...

Страница 55: ...ure to remove the PC card assembly 1 Remove the keyboard front cover assembly and top cover assembly from the system 2 The PC card assembly is located in the left side bay under the front cover Remove...

Страница 56: ...d cable from connector P23 on the main board 3 Locate and remove the screw that secures the board to the system Locating Removing the LED status board screw A Screw C LED Status Board Cable Connector...

Страница 57: ...IR sound board A IR Sound Board B Screw Bridge Battery Use the following steps to remove the bridge battery 1 Remove the keyboard front cover assembly top cover assembly and PC card assembly from the...

Страница 58: ...e speakers A Speaker C Connector P19 B Connector P18 3 Disconnect the speaker cables from connector P18 and connector P19 on the main board 4 Lift the speakers out of the system Main Board Modem Board...

Страница 59: ...ly 3 15 3 Locate and remove the screws that secure the LCD panel to the system Locating Removing the LCD panel screws A Screw 4 Locate and remove the screw securing the fan plate Locating Removing the...

Страница 60: ...the video USB board 8 Disconnect the connector board from the main board 9 Turn the main board over Locate and remove the two screws that secure the modem board to the main board Locating Removing th...

Страница 61: ...le from connector P15 on the main board and lift the CMOS battery off of the main board Removing the CMOS battery A CMOS Battery Reassembly Reassembly is the reverse of the disassembly process Use car...

Страница 62: ...4 System Board Layout LED Status Board IR Sound Board Connector Board Video USB Board Main Board...

Страница 63: ...g figures show the system boards and connector locations LED Status Board A Connector P40 back side IR Sound Board A Connector P41 back side Connector Board A Connector P34 D Connector P20 B Connector...

Страница 64: ...nnector P26 B LCD Cable Connector I Connector P9 C Connector P24 J Connector P27 D Connector P22 K Connector P25 E Connector P19 L Connector P10 F Connector P28 M Connector P8 G Connector P16 N Connec...

Страница 65: ...5 Illustrated Parts Breakdown Illustrated Parts Breakdown Parts List...

Страница 66: ...5 2 Illustrated Parts Breakdown Illustrated Parts Breakdown...

Страница 67: ...nd Board 136 275492 005A 9 CMOS Battery 804 020804 010A 10 Main Board 136 275492 002A 11 Video USB Board 136 275492 004A 12 Modem Cable Connector Assembly 136 275492 005A 13 Bottom Base Assembly 136 2...

Страница 68: ...nal Diskette Drive Cable 808 743180 003A External CD ROM Drive 136 275492 033A External CD ROM Drive Cable 808 879628 002A 6 Cell Battery 136 275492 035A 9 Cell Battery 136 275492 701A Backup Battery...

Страница 69: ...Battery 136 649101 001A Coin Lock Hook 9 Cell Battery 136 649038 001A Front Bracket 9 Cell Battery 136 649035A Connector Plate 9 Cell Battery 136 649037A Slide Piece 9 Cell Battery 136 649058 001A 9 C...

Страница 70: ...6 Preventive Maintenance Cleaning the Notebook Exterior Cleaning the Notebook Interior Protecting the Disk Drive and Diskette Drive Handling the Battery Pack Maintaining the LCD Quality...

Страница 71: ...servicing the inside of the notebook remove dust and other foreign particles from inside the system unit as follows 1 Remove the top cover and keyboard using the disassembly procedures discussed in th...

Страница 72: ...ive shock and vibration Do not expose the battery pack to direct sunlight moisture chemical compounds or extreme heat Do not disassemble the battery pack Do not use the battery pack to power other dev...

Страница 73: ...7 Troubleshooting Quick Troubleshooting Helpful Questions...

Страница 74: ...eck the VGA controller chip for any loose soldering Replace the main board Battery power does not last long Make sure that the power management features are enabled Fully charge and discharge the batt...

Страница 75: ...d all connections are set If the PC card is a Type II card install it in the system s other PC card slot Replace the PC card Replace the main board NEC VersaGlide does not work Check if PS 2 or Alps m...

Страница 76: ...computer Is the battery fully charged Is the computer turned on and the Power LED activated Is the LCD display switched to the external monitor Are all cables and devices connected properly and secure...

Страница 77: ...g Service and Support Service and Support Contact Information NEC CSD Web Site NEC CSD FTP Site Email Fax to Support Services NEC CSD Bulletin Board NEC CSD Support Services NEC CSD Customer Assistanc...

Страница 78: ...can use these services to obtain information about your system at any time day or night seven days a week Not only do these services provide information about your NEC system they can also be used to...

Страница 79: ...e NEC CSD Support Services if you have access to a fax machine or fax modem The fax numbers are 801 981 3133 or 801 578 5101 When using the email or fax support service you should include the followin...

Страница 80: ...e Main menu select J to join a conference Select Conference 2 for the laptop and portable PC conference 10 From the Main menu press F for the a list of downloadable files Follow the prompts to select...

Страница 81: ...r system s name model number serial number and as much information as possible about your system s problem before calling For outside the U S or Canada please contact your local NEC office or dealer f...

Страница 82: ...9 Specifications System Components Connector Locations Memory Map Interrupt Controllers...

Страница 83: ...1 KB code 16KB data 4 way set associate write back data L2 128 K built in 333 MHz or 256 K built in 400 MHz operates at full core speed 4GB cacheable range Read Only Memory 512 KB x 8 bit Flash ROM Ca...

Страница 84: ...Panel 12 1 inch or high resolution active matrix Thin Film Transistor TFT Super Video Graphics Array SVGA color display Resolution 800 x 600 Colors 16 Million max Keyboard Membrane 85 keys both U S an...

Страница 85: ...CD ROM Drive Type 5 inch CD ROM Pack Average Data Transfer Rates 1545 KB second to 3600 KB second Burst Transfer Rate 16 7 MB sec PIO mode4 DMA mode Average Access Time 190 ms Random 350 ms Fullstroke...

Страница 86: ...2 7 hours when the system is on or off Bridge Battery When fully charged backs up memory contents and system status in Standby mode giving you time to install a fully charged battery or connect to AC...

Страница 87: ...tions Connector Locations Connector Location P3 Main Board P8 Main Board P9 Main Board P10 Main Board P15 Main Board P16 Main Board P18 Main Board P19 Main Board P20 Connector Board P23 Main Board P24...

Страница 88: ...n 0000 0000h 0009 FFFFh 640K System Application Memory 000A 0000h 000B FFFFh 128K Video Buffer RAM 000C 0000h 000D FFFFh 128K Available for applications 000E 0000h 000F FFFFh 128K Upper ROM System and...

Страница 89: ...ed with a cascade connection of 8259INTC x 2 The table shows default interrupt level assignments 0 through 15 in order of decreasing priority System Interrupts IRQ Device IRQ00 Internal Timer 1 IRQ01...

Страница 90: ...ps B base RAM Area of system memory between 0 and 640 kilobytes available to the user for operating system and application programs BIOS Basic Input Output System A collection of primitive computer ro...

Страница 91: ...en image using tiny dots called pixels 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 mag...

Страница 92: ...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 A s...

Страница 93: ...ine N nonvolatile memory Storage media that retains its data when system power is turned off Nonvolatile memory in the NEC Versa is a complementary metal oxide semiconductor CMOS chip which is backed...

Страница 94: ...d into the port to attach the device to the computer processor In a computer a functional unit that interprets and executes instructions prompt A special symbol indicating the beginning of an input li...

Страница 95: ...lution of 1024x 768 with up to 256 colors displayed simultaneously system board The main printed circuit board inside the system unit into which other boards and major chip components such as the syst...

Страница 96: ...mputer without turning off the power through keyboard input pressing Ctrl Alt and Del keys simultaneously or the reset button The system returns to an initial or arbitrarily selected condition write T...

Страница 97: ...y pack 6 3 Hard disk removal 3 10 Hard disk drive 1 11 HDPREPEZ utility using 2 23 Headphones 1 8 Height adjustment feet 1 10 I Internal hard disk drive 2 13 IR port 1 8 2 18 IR sound board removal 3...

Страница 98: ...and Support contact information 8 2 Servicing the system required tools 3 2 Setting boot devices 2 17 Setting system parameters peripherals 2 18 Speakers removal 3 14 Specifications battery pack 9 5 b...

Страница 99: ...te the receiving antenna Increase the separation between the equipment and receiver Connect the equipment to an outlet on a circuit different from the one to which the receiver is connected To meet FC...

Страница 100: ...ufacturer Discard used batteries according to the manufacturer s instructions Il y a danger d explosion s il y a replacement incorrect de la batterie Remplacer uniquement avec une batterie du m me typ...

Страница 101: ...NEC Computer Systems Division 6000 Florin Perkins Road Sacramento CA 95828 1037 www nec computers com 819 200605 000 12 99...

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