NEC VERSA 6050MH - SERVICE Service Manual Download | Manualshive

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Section 1

Technical Information

The NEC Versa 6000 Series notebook computers are lightweight, compact, and fully IBM
compatible. The latest additions to the NEC Versa 6000 family include the following mod-
els:

NEC Versa 6050MH

NEC Versa 6050MX.

NOTE:

This service manual covers the NEC

Versa 6050MH and 6050MX models only. All
figures in this manual reflect these models.

Figure 1-1 NEC Versa 6050MH/6050MX Notebook

This section of the manual provides system configuration information, including an over-
view of hardware and interface components. See the following table for a system specific
breakdown of each model’s hardware.

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Summary of Contents for VERSA 6050MH - SERVICE

Page 1: ...f the Warranty Statement accompanying each product However actual performance of each such product is dependent upon factors 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 determined by the customer and is not warranted by NECCSD To allow for desig...

Page 2: ...ment safety compliance power consumption and system memory specifications Section 2 Setup and Operation takes the authorized service technician or dealer from unpacking to setup and operation The section includes a description of operating controls setting parameters and accessing the NECCSD bulletin board system BBS Section 3 Troubleshooting lists troubleshooting procedures as well as helpful ser...

Page 3: ...knowledge 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 DTE data terminal equipment ECC error checking and correction ECP extended capabilities port EDS error detecting system EGA Enhanced Graphics Adapter EMS Expanded Memory Specification EPP enhanced parallel port EPROM erasable an...

Page 4: ...n maskable Interrupt ns nanosecond NSRC National Service Response Center PAL programmable array logic PC personal computer PCB printed circuit board PCI peripheral component interconnect PFP plastic flat package PIO parallel input output pixel picture element PJQFP plastic J lead quad flat pack PLCC plastic lead chip carrier PLL phase lock loop p p peak to peak PPI programmable peripheral interfac...

Page 5: ...istor transistor logic tpi tracks per inch UART universal asynchronous receiver transmitter V volt Vdc volts direct current VESA video electronics standards association VFO variable frequency oscillator VGA Video Graphics Array VLSI very large scale integration VRAM virtual RAM W watt µf microfarad µPD microprocessor µs microsecond Ω ohm ...

Page 6: ...e 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 FCC standards shielded cables and power cords are required to connect this device to a personal computer or other Class B certified device Canadian Department of Communications Compliance Statement This ...

Page 7: ... Hardware Overview Right Side 1 8 Hardware Overview Left Side 1 9 PC Card Slots 1 10 Battery Compartment 1 10 Hardware Overview Rear Side 1 10 Keyboard Mouse Port 1 10 Parallel Port LPT1 1 11 Rear Infrared Port 1 11 Expansion Port 1 11 Monitor Video Port 1 11 Serial Port COM 1 1 12 Hardware Overview Internal Components 1 12 Battery Pack 1 12 Hard Disk Drive 1 12 Diskette Drive 1 13 10x CD ROM Read...

Page 8: ... Controllers 1 23 Power Management Overview 1 24 System Power Management 1 25 Local Power Management 1 26 Plug and Play 1 26 Specifications 1 27 Section 2 Setup and Operation Unpacking the System 2 1 Hardware Setup 2 1 Cable Connections 2 4 Power Sources 2 5 Using the AC Adapter 2 5 Using the Main Battery Pack 2 6 Checking Battery Power Levels 2 6 What to Do When Battery Power Gets Low 2 6 Returni...

Page 9: ... POST 2 21 With No Errors at POST 2 21 Setup Utility Main Menu 2 22 How to Use Setup 2 23 Looking at Screens 2 23 Using Keys 2 24 Checking Setting System Parameters 2 24 Setup Menus 2 27 Standard CMOS Setup 2 27 Advanced CMOS Setup 2 28 Power Management Setup 2 28 Peripherals Setup 2 30 Change User Password 2 30 Change Supervisor Password 2 30 Auto Configuration with Defaults 2 31 Save Settings an...

Page 10: ...ssembly and Reassembly 4 4 Hard Disk Drive 4 5 Diskette Drive 4 7 Main Battery Pack Li Ion Type 4 8 LCD and Top Cover 4 10 Power Button Rear IR Assembly Keyboard 4 12 LCD Status Bar VersaGlide Assembly 33 6 Kbps Modem Board Metal Keyboard Supports 4 14 Bridge Battery CMOS Battery Buzzer 4 15 Microphone Assembly CPU Board 4 17 Heat Shield Sound Board 4 18 I O Board 4 19 Illustrated Parts Breakdown ...

Page 11: ... 2 Powering on the System 2 3 2 3 Power and I O Connector Locations 2 4 2 4 NEC Versa AC Adapter 2 5 2 5 Removing the Cover 2 9 2 6 Removing the Battery 2 9 2 7 Inserting the Battery Pack 2 10 2 8 Replacing the Cover 2 10 2 9 Connecting the Car DC Adapter 2 12 2 10 Keyboard Panel LEDs and Controls 2 13 2 11 Status Bar Location 2 14 2 12 Locating the Switch Settings 2 17 2 13 Setup Main Menu 2 22 2...

Page 12: ...Models 6050MH and 6050MX Illustrated Parts Breakdown 4 21 A 1 CPU Board Layout A 1 A 2 I O Board Layout A 2 List of Tables 1 1 Model Configurations 1 2 1 2 Memory Map 1 17 1 3 NEC Versa Series Chip Types and Technologies 1 18 1 4 Interrupt Controllers 1 21 1 5 Automatic Power Saving Features 1 22 1 6 Maximum Performance Default Settings 1 24 1 7 Specifications 1 25 2 1 I O Connector Descriptions 2...

Page 13: ...ors A 3 A 4 Serial Port Connector Pin Assignments A 4 A 5 CRT Connector Pin Assignments A 4 A 6 Parallel Printer Pin Assignments A 5 A 7 Power Connector A 5 A 8 Hard Disk Drive Connector A 6 B 1 LCD Display Mode Setting 800x600 TFT Color LCD Simultaneous CRT Display B 1 B 2 CRT Display Mode CRT Only B 3 B 3 Panning Video Mode 800x600 TFT Color LCD and Simultaneous CRT Display B 4 B 4 LCD Display X...

Page 14: ...C Versa 6050MH NEC Versa 6050MX NOTE This service manual covers the NEC Versa 6050MH and 6050MX models only All figures in this manual reflect these models Figure 1 1 NEC Versa 6050MH 6050MX Notebook This section of the manual provides system configuration information including an over view of hardware and interface components See the following table for a system specific breakdown of each model s...

Page 15: ...ERVIEW FRONT Take a moment to become familiar with the location and function of controls located on the front of the system Liquid Crystal Display LCD The LCD operates with the Chips Technologies 65550A1 VGA controller The control ler supports Super VGA uses a 64 bit accelerator with a Peripheral Component Intercon nect PCI interface The LCD also supports VESA timing The NEC Versa 6050MH LCD featu...

Page 16: ...eo feature includes a CRT port on the system s rear panel that allows the user to connect an optional monochrome or color external display to the system The computer can support the LCD and external display simultaneously Power saving features for controlling the LCD s backlighting include the ROM based hot key combination Fn F5 and Auto Setup power management settings See Section 2 Setup and Oper...

Page 17: ... The status bar is situated right below the LCD It provides an easy way to detect system status Different graphic icons appear on the LCD bar indicating that a device is accessed an operation performed or a power mode activated The graphic icons displayed on the LCD bar resemble either their physical characteristics or their primary function See the LCD Status Bar figure shown next and the descrip...

Page 18: ...ngest Life Diskette appears when the NEC Versa writes data to or retrieves data from a diskette Hard Disk shows when the NEC Versa writes data to or retrieves data from the hard disk Caps Lock appears when Caps Lock is in effect Scroll Lock shows that Scroll Lock is in effect Num Lock appears when Num Lock is in effect Num Lock lets the user enter numbers for calculations via the numeric keypad Ba...

Page 19: ... system s mouse It con trols the on screen pointer cursor To use the VersaGlide move your finger across the NEC VersaGlide pad and the cursor follows The buttons below the NEC VersaGlide al low the user to select or deselect menu items Tap and double tap are supported on the VersaGlide pad The PS 2 Microsoft mouse is the system s default pointing device until the user selects the NEC Setup icon Wh...

Page 20: ...he VersaBay II slot on the front of the computer The VersaBay II expansion slot lets the user replace the standard diskette drive with the 10x CD ROM reader that also ships with the system In addition to the CD ROM reader the VersaBay II accepts NEC options including a second battery pack or an additional hard disk Figure 1 7 NEC VersaBay II Location ...

Page 21: ...need to use the front IR assembly go into Setup to change the default setting to the front IR assembly or use the IR Tool in Windows When the computer is docked to the optional NEC Versa Docking Station 6000 the rear IR assembly is automatically disabled and the front enabled NOTE Do not use the IR port directly under flourescent incandescent light HARDWARE OVERVIEW RIGHT SIDE Review the following...

Page 22: ... in headphones disables the built in system speakers Line Out Lets the NEC Versa act as an input source for another audio system Connect this port to a Line In port on another audio system to play or record Line In Use a cable to connect to the Line Out port on the other audio system to record or play Microphone MIC Connects an external microphone for monophonic record ing or amplification through...

Page 23: ...ithium Ion Li Ion battery pack The battery pack instantly charges whenever you connect the AC adapter to the notebook It is very important to always have the battery installed in the notebook to insure that it is con tinuously charged If the battery pack is uninstalled for a long period of time the battery cells are drained causing battery pack to deteriorate HARDWARE OVERVIEW REAR SIDE Review the...

Page 24: ...t to one of the following Normal bi directional EPP v1 9 EPP v1 7 Rear Infrared Port This port lets you transfer files between your NEC Versa and an IR equipped desktop or notebook computer You can also print to an IR equipped printer without using cables The computer ships with the rear IR assembly selected in Setup If you need to use the front IR assembly go into Setup to change the default sett...

Page 25: ...es a rechargeable lithium ion Li Ion battery as its transient power source The battery pack installs in the compartment next to the VersaBay II on the bottom of the NEC Versa The battery stores 14 4 volts with a 2600 mAh capacity The battery pack powers the NEC Versa for approximately 2 to 4 hours In addition the user detects how much battery power is available via the percentage displayed on the ...

Page 26: ...l hard disk drive adapter kit Diskette Drive The interchangeable 3 5 inch 1 44 MB diskette drive installs in the front of the system in the VersaBay II slot 10x CD ROM Reader A 10x CD ROM reader ships with the NEC Versa 6050MH and 6050MX models The in terchangeable ten speed CD ROM reader features the latest in CD ROM technology It in stalls in the front of the system in the VersaBay II slot The C...

Page 27: ...ith a 60 MHz bus speed Figure 1 12 CPU Board Layout Sound Board The sound board G8XSY provides the NEC Versa system with its audio capabilities via line in line out jacks and headphone microphone jacks It is situated on top of the I O board The sound board integrates the following features Creative Labs Sound Blaster 16 compatible Plug and Play support Roland MPU 401 CT2505 ViBRA 16C Integrated Ci...

Page 28: ...system I O board G8WKPA or the XGA system I O board G8WZGA con tains peripheral subsystems including serial parallel and video ports PC card controller and charger It is located underneath the sound board Refer to Appendix A for a list of connec tors Figure 1 14 I O Board layout ...

Page 29: ...mAh capacity is attached to P13 on the CPU board It provides battery backup and prevents data loss in the system s complementary metal oxide semiconductor CMOS RAM This memory area contains information on the system s configuration like date time drives and memory The CMOS battery lasts approximately two years Bridge Battery The bridge battery saves the memory contents and system status for up to ...

Page 30: ...Base Memory 000A0000h 000AFFFFh 64 KB Video Buffer EGA and VGA 000B0000h 000B7FFFh 32 KB Video Buffer for monochrome modes 000B8000h 000BFFFFh 32 KB Video Buffer for CGA EGA color and VGA color 000C0000h 000C9FFFh 40 KB Video BIOS Last 8 KB reserved for Video BIOS shadowing 000CA000h 000CFFFFh 24 KB Upper Memory Block UMB 000D0000h 000DFFFFh 64 KB Used by Adapter ROMs 000E0000h 000E7FFFh 32 KB Upp...

Page 31: ...nnector The port is located on the system s rear panel The modes of operation available for a PC87338 chip are compatibility mode nibble mode byte mode Extended Capabilities Port ECP Enhanced Parallel Port EPP The user selects between three parallel interface modes using Auto Setup These include unidirectional bidirectional or enhanced Unidirectional mode sends data output from the standard ISA po...

Page 32: ...MPIIX Intel M PCI IDE ISA Xcelerator 176 pin TQFP N28F020 150 Intel 256k x 8 Flash ROM 32 pin PLCC C T 65550A1 Chips Technologies VGA Controller 208 pin FQFP PC87338VJG National Semiconductor Diskette Controller IDE Parallel Interface 100 pin QFP M38813E Mitsubishi Keyboard Controller 64 pin TQFP PCI1130 Texas Instruments PC Card Controller 208 pin VQFP ViBRA CT2505 16C Creative Technology Sound C...

Page 33: ...tem s ROM BIOS to store machine lan guage programs The BIOS size is 256 KB consisting of the system utility for PC cards Auto Setup system BIOS video BIOS and power management The BIOS programs execute the power on self test POST initialize CPU controllers and interact with the LCD indicator panel diskette drive hard drive communication devices and peripherals The system BIOS also contains Auto Se...

Page 34: ... the data to the diskette Conversely the serial data is transmitted from the diskette into parallel data where it remains until the read operation takes place Additional PC87338VLJ chip operations include ISA compatibility low power CMOS with enhanced power down mode Keyboard Controller The keyboard controller M38813E supports a PS 2 style keyboard mouse and password security feature Refer to Appe...

Page 35: ...transfers to maximize data throughput on the PCI CardBus bus Sound Integrated Circuit The Creative Vibra 16C VLSI chip is a single combo chip This dynamic audio circuitry provides the following ISA 16 bit bus interface chip audio digital processor Plug and Play support One 46 MHz crystal for Digital Interface Digital Audio Processor and Music Synthesizer with a digital to analog converter DAC high...

Page 36: ...Master Slave Priority Name Device Master 1 IRQ00 Counter 0 Timer 1 Master 2 IRQ01 Keyboard Master 3 10 IRQ02 INT output from controller 2 Slave 4 IRQ09 Infrared Port Slave 5 IRQ10 Reserved PCI steering CardBus controller Slave 6 IRQ11 Reserved PCI steering CardBus controller Slave 7 IRQ12 PS 2 Mouse Slave 8 IRQ13 Math Coprocessor built into CPU Slave 9 IRQ14 Hard Disk Controller 1 Slave 10 IRQ15 R...

Page 37: ...Glide input for the specified timeout Hard Disk 1 minute Hard disk motor stops when hard disk is not accessed for specified timeout Standby 1 minute System enters Standby mode after total system inactivity You can change the timeout period for any of the devices using Setup See Section 2 for Setup utility procedures Use the FnF7 key combination to set the power management level The faucet icon cha...

Page 38: ...nd Mode Suspend mode causes the CPU power down local devices to shut down and register values to be stored in RAM System RAM is put into a slow refresh state The system resumes Active mode when you press the Suspend button the system detects a modem ring or the system is set to resume at a certain time of day The system will not resume Active mode if a modem detects a ring Suspend mode lets you sa...

Page 39: ...ent timers Local device timers in the system control power consumption in the LCD and Hard Disk Drive Table 1 6 shows NEC Versa Series Maximum Performance default power manage ment timers Table 1 6 Maximum Performance Default Settings Power Management Mode Automatic Suspend Hard Disk Timer Video Timeout Longest Battery Life 10 minutes 1 minute 2 minutes Highest Performance 30 minutes 10 minutes 10...

Page 40: ...nal cards oriented one on top of the other One 3 1 2 inch x 0 75 inch high slot side access for standard hard disk drive One 3 1 2 inch x 0 75 inch high slot front access for standard 1 44 diskette drive One memory slot for an optional memory card located on the bottom of system in the hard disk drive bay Power 100 to 240 Vac at 50 or 60 Hz Output Voltage 18 5 V DC 2 45 A 45 5 W Battery Pack Weigh...

Page 41: ...rial 1 port 9 pin D sub Infrared 2 ports 1 on front of system 1 on back IrDA 1 compatible VGA 1 port 15 pin high density D sub External Keyboard External Mouse 1 port PS 2 6 pin MiniDin exclusionary use or both supported with optional Y adapter Expansion 1 port for optional NEC Docking Station 6000 optional PortBar 6000 Modem 2 pin tip ring connector 9 pin cellular phone connector Mono MIC IN 1 po...

Page 42: ...8 pixels 0 24 mm dot pitch 256 000 colors Internal Device Support Diskette Drive 3 1 2 inch 1 44 MB thin height Hard Disk Drives IDE interface built in 2 1 2 inch x 1 inch high thin height System ships with the 1 44 GB in NEC Versa 6050MH models and the 2 1 GB hard disk drive in NEC Versa 6050MX models 10x CD ROM Reader User removable ten speed CD ROM reader installs in VersaBay II slot Modem V 34...

Page 43: ...trial access VideoSaver MPEG Presentation Software Win 95 Only CardWizard Windows for Workgroups Only MediaMatics Arcade MPEG Player Win 95 Only Xing MPEG Player Windows for Workgroups Only Recommended Environment Operation Temperature 41 to 104 F 5 to 35 C Relative Humidity 20 to 80 No condensation Storage Temperature 4 to 104 F 20 to 40 C Relative Humidity 20 to 80 No condensation Administrative...

Page 44: ...k the system The carton contents include the system CD ROM reader modem cables AC adapter AC power cord battery software CDs and user documentation HARDWARE SETUP When connecting power and signal cables do the following NOTE Always plug the AC adapter cord into an easily accessible outlet 1 The power switch turns the system on or off Slide the switch right to turn it on slide the switch again to t...

Page 45: ...pproved CSA certified in Canada type SPT 2 18 AWG 2 conductor cord with a permanently attached NEMA type 5 15P plug at one end and a per manently attached connector body on the other Cord length may not ex ceed 15 feet Outside the U S and Canada the cord must be rated for at least 250VAC at 10 amps and must indicate international safety agency approval The plug must be a type appropriate for the c...

Page 46: ...Operation 2 3 5 Slide the power button to the right to power on the computer Figure 2 2 Powering on the System NOTE If operating the system on DC power verify that the system has a charged battery pack installed ...

Page 47: ...tions I O Connector Function Keyboard Mouse Port Connects to a PS 2 style mouse or a 101 key external PS 2 style keyboard Enhanced Parallel Port Connects to a 25 pin parallel device IR Port The infrared port allows the user to transfer files between the NEC Versa and an IR equipped desktop or print to an IR equipped printer without using cables Expansion Connector Provides a 75 pin connector to at...

Page 48: ...er on alternating current AC power or to recharge the battery pack Use the AC adapter when ever a wall outlet is nearby WARNING Do not attempt to disassemble the AC adapter The AC adapter has no user replaceable or serviceable parts inside Dangerous voltage in the AC adapter can cause serious personal injury or death The AC adapter is in tended for use with a computer Both must meet EN60950 standa...

Page 49: ...lling a new battery during unknown battery status when there is a problem with the battery Similarly read the percentages that appear next to the battery icons to find out exactly how much battery power is available The battery percentage icon blinks under the following conditions when battery power is low the number icon blinks if battery power is extremely low the number icon blinks rapidly if t...

Page 50: ... reinstall the battery reinstall the battery in the NEC Versa discharge the battery then fully recharge the battery to 100 if the battery in use was in storage for an extended period of time When to Change the Battery The following symptoms indicate that battery life is nearing an end Replace batteries that display these symptoms Shorter work times Discoloration warping Hot to the touch Strange od...

Page 51: ...and away from water Keep metal objects away from battery terminals Metal objects in contact with the terminals can cause a short circuit and damage If the battery leaks onto skin or clothing wash the area immediately Battery fluid can cause a skin rash and damage fabric If battery fluid gets in eyes DO NOT rub rinse with clear water imme diately and see a doctor Make sure the battery is properly i...

Page 52: ...cover away from the system Figure 2 5 Removing the Cover 4 Place a finger in the notch on the battery and lift the battery out of the system WARNING Always lift the battery out of the system by the notch Failure to do so can damage the battery terminals Figure 2 6 Removing the Battery ...

Page 53: ...hed end of the bat tery into the battery compartment Figure 2 7 Inserting the Battery Pack 6 Replace the battery bay cover as follows Align the tabs on the bay cover with the grooves on the system chassis Lower the cover onto the bay and slide it into place Figure 2 8 Replacing the Cover ...

Page 54: ...nd away from water Keep metal objects away from battery terminals Metal objects in contact with the terminals can cause a short circuit and damage If the battery leaks If the battery leaks onto skin or clothing wash the area immediately with clean water Battery fluid can cause a skin rash and damage fabric If battery fluid gets into eyes DO NOT rub rinse with clear water immediately and consult a ...

Page 55: ...tant 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 the LCD backlight setting to Standard instead of Full You can toggle between these two settings by pressing the function keys FnF5 Or slide the backlight control to a dimmer level Using the DC Car Adapter Another way to power the NEC Versa is via car battery power using the optional ...

Page 56: ...d mode press again to resume active mode Power Button Turns the system on when pushed to the right Turns the system off when pushed to the right again Hard Disk Drive Bay Release Latch Lift latch to remove the hard disk drive installed in the system Kensington Lock Enables the user to add an optional Kensington Lock to prevent unauthorized use of the computer Volume Control Controls the speaker or...

Page 57: ...s to let the user determine system status as follows Suspend appears when the system is in Suspend mode Power Management shows current power management mode Diskette Drive appears when the NEC Versa writes data to or retrieves data from a diskette Hard Disk shows when the NEC Versa writes data to or retrieves data from the hard disk drive Caps Lock appears when Caps Lock is used Scroll Lock indica...

Page 58: ...ggles the contrast between standard and full Fn F3 LCD CRT toggles between LCD CRT and simultaneous modes Fn F5 Backlight toggles the backlight between standard and full Fn F6 Speaker Volume toggles speaker volume between high medium low and off Fn F7 Power Management P M sets P M levels to highest performance longest battery life custom values or off Fn F12 Scroll Lock On Off Fn Suspend Save To F...

Page 59: ...s data change the setting to ON and your current password dissolves Switch 3 Reserved for factory use Switch 4 Reserved for factory use Updating the System BIOS Use the following steps to update the NEC Versa system BIOS with the BIOS Update diskette BUD Specifically the BIOS is the code transmitted onto your system s micro processor or central processing unit CPU NOTE You only need to update the ...

Page 60: ...ard disk drive bay Figure 2 12 Locating the Switch Settings 4 Set the switch to off to enable BIOS reprogramming 5 Replace the hard disk drive and the compartment cover Now you are ready to begin the actual update procedure using the following steps 6 Make sure that power is off and the notebook is not docked Insert the BIOS Update diskette into diskette drive A Plug the AC adapter into the system...

Page 61: ... and press Enter 11 Press Y then press Enter After a brief pause a message appears telling you the BIOS is being loaded After the system is updated remove the diskette and power off your computer 12 When the update is complete reset the dip switch to the on position and enter Setup to restore the default parameter settings POWER ON SELF TEST POST Each time the system is powered on the system check...

Page 62: ...ages Table 2 4 POST Error Messages MESSAGE WHAT TO DO Diskette drive A or B failure or No Floppy Drive Drive A does not work or is not properly connected Drive A is the diskette drive Check that drive A is securely connected and power is on Press F2 to start Setup to check the diskette drive parameters If there s still a problem the drive might need repair Invalid system disk Diskette boot failure...

Page 63: ...changes and exit Fixed disk configuration error Start Setup Exit and save to update the parameters Check to see if the hard disk connector is seated properly If there is still a problem the hard disk might need repair C drive error or failure Press F2 to start Setup Exit and save to update the parameters Check to see if the hard disk connector is seated properly If there is still a problem the har...

Page 64: ...cally detects current system parameters during the power on self test POST described in the previous section It also provides the following functions sets date and time signals any hardware discrepancies during POST via error messages verifies that any optional memory that you installed was installed correctly integrates user defined security features Accessing Setup To access Setup press F2 at th...

Page 65: ...tup The following sections describe how to use Setup including these topics Looking at screens Using keys Checking and setting system parameters C 1996 American Megatrends Inc All Rights Reserved AMIBIOS HIFLEX SETUP UTILITY VERSION 1 05 Advanced CMOS Setup Power Management Setup Peripheral Setup Change User Password Change Supervisor Password Auto Configuration with Defaults Save Settings and Exi...

Page 66: ... This area lists alternate settings Key Legend The bottom right corner of the screen These lines display the keys that move the cursor and select parameters AMIBIOS SETUP ADVANCED CMOS SETUP C 1996 American Megatrends Inc All Rights Reserved Plug and Play Aware O S NumLock at BOOT Keyboard Auto repeat Rate Keyboard Auto repeat Delay Password Check Available Options BootUp Sequence A C Auto Off 30 ...

Page 67: ...he Main Menu screen press Esc to display the Quit without saving prompt Also press Esc to exit Setup menus and return to the Main Menu F3 F4 Changes the screen color Checking Setting System Parameters See the following table for a list of parameters their factory default settings and alternate settings A description of each setting follows the table To reset all parameters to the default settings ...

Page 68: ...1 2 1 44MB Disabled Disabled Yes System Memory Extended Memory 640K 15360KB 23552 KB with 8 MB card 31744 KB with 16 MB card 48128 KB with 32 MB card 80896 KB with 64 MB card Internal Hard Drives Pri Master Enable Auto Disable BIOS Defined None CDROM User Pri Slave None BIOS Defined Auto CDROM User Advanced CMOS Setup Bootup Sequence Plug and Play Aware O S NumLock at Boot Keyboard Auto repeat Rat...

Page 69: ...ff 30 45 sec Auto Full Full 1 2 4 6 8 10 15 min Off 30 45 sec Off Off Off 1 2 4 6 8 10 15 minutes STF Off 5 10 15 20 25 30 minutes Off Off Off On On Time set the time in 5 minutes increments when Wake from Suspend Alarm is on Peripheral Setup IR Serial Port IR Serial Mode IR Serial Location Serial Port Parallel Port Parallel Mode Parallel EPP Version Modem Port Sound Sound IRQ Sound Low 8bit DMA S...

Page 70: ...tup Menus Read the following descriptions for an explanation of each item that appears in the Setup menus as listed in the preceding table Standard CMOS Setup When you select the Standard CMOS Setup screen you will see System Time and System Date parameters as well as drive parameters Date Time Lets you set your NEC Versa s calendar month year and system clock The calen dar clock is year 2000 comp...

Page 71: ...at system startup Keyboard Auto repeat Rate Selects repeat key speed Keyboard Auto repeat Delay Selects repeat key speed delay Password Check When the system prompts you to enter a password the password is verified Power Management Setup The Power Management Setup menu lets you balance high performance and energy conser vation using parameters including the following NOTE Some operating systems su...

Page 72: ...r serial port shuts down when Power Management is set to custom Audio Device Timeout Selects the amount of time before your audio device shuts down when Power Management is enabled set to custom Standby Timeout Allows you to select the system standby timeout period when Power Management is set to custom Suspend Mode Select between Suspend mode or Save to File STF as the default power man agement m...

Page 73: ...om Suspend mode Peripherals Setup The Peripherals Setup menu displays the connection location between the system and the Input Output I O ports IR Serial Port IR Serial Mode IR Serial Location Allows you to disable or reassign the IR Serial port select an IR mode and acti vate the front or rear IR port Serial Port Disables or reassigns the serial port Parallel Port Parallel Mode Parallel EPP versi...

Page 74: ...ment levels according to your own needs and pres ent environment Off Office environment using AC power See the online documentation in the Windows NEC Information group for a lengthier dis cussion of Power Management See the following section for information on how using the special Save to File STF feature can benefit you Using the Save to File STF Feature STF is a feature that protects the integ...

Page 75: ...ot work when the op tional docking station is connected The default timeouts listed below can be changed using Setup Use the Fn F7 key combination to set the power management level You can toggle be tween Highest Performance Longest Battery Life Custom Power Management Low and Off You can modify the custom level for your specific working environment using Custom Default values change depending on ...

Page 76: ...so check that the AC adapter is plugged into a properly grounded AC power outlet If using the battery as the main power source check if the battery pack is the right type is charged and is inserted correctly Check the powerboard of the system Is it inserted into the main board connector properly Otherwise replace the powerboard Data on the LCD is unreadable Adjust the brightness control on the rig...

Page 77: ...ternal devices Replace main board Diskette drive does not work Check if floppy drive cable is connected properly Check if the diskette drive works in the external FDD Connector Kit or with the PortBar 6000 Check diskette type if correct and not faulty Replace diskette drive Replace main board Hard disk drive malfunction Check if hard disk drive is set properly on CMOS SETUP Check drive cables and ...

Page 78: ...eck VersaGlide cable inside the system if it is inserted properly Remove VersaGlide and clean it Check the keyboard controller chip for any cold or loose soldering Replace the main board Serial device does not work Check if mouse driver is installed properly Check if serial device is connected properly Replace serial device Check the I O controller chip on the main board for any cold or loosed sol...

Page 79: ...on and the Power LED activated Are the LCD display controls set to the minimum level Is the LCD display switched to the external monitor Are all cables and devices connected properly and securely Are all needed device drivers installed properly Have you checked the AUTOEXEC BAT and CONFIG SYS files for errors Is the Suspend Mode activated on the LCD Status Bar Press any key or press the power swit...

Page 80: ...ing the plastic case the keyboard and the display screen and cleaning the diskette drive heads as required NOTE Remove the battery and disconnect the AC adapter before performing any maintenance Voltage is present inside the system unit and LCD even after the system is turned off Cleaning the Notebook s Exterior Use the steps below to clean the outer surface of the system 1 Power off the system an...

Page 81: ...d prop erly before replacing the cover Protecting the Disk Drives To protect the disk drives and data back up the system disk periodically on diskettes Peri odically use a head cleaning diskette in the disk drive to prolong the life of the drive and to help maintain data integrity Here are some maintenance procedures to use when servicing a hard disk Always back up the data files from the hard dis...

Page 82: ...o not short the battery leads or connect the battery with reversed polarity Never attempt to charge the battery packs in any way other than as described in this manual and the User s Guide Always charge the battery packs as soon as possible after a low battery indication Maintaining the LCD Quality When it comes to screen problems heat plays a big part After a good working session the typical rout...

Page 83: ...ge 1 Hard Disk Drive 4 5 2 Diskette Drive installed in VersaBay II 4 7 3 Main Battery Pack Li Ion type 4 8 4 LCD and Top Cover 4 10 5 Power Button Rear IR Assembly Keyboard 4 12 6 LCD Status Bar VersaGlide Assembly 33 6 Kbps Modem Board Metal Keyboard Supports 4 14 7 Bridge Battery CMOS Battery Buzzer 4 15 8 Microphone Assembly CPU Board Front IR Assembly 4 16 9 Heat Shield Sound Board 4 18 10 I O...

Page 84: ... in the VersaBay II Check the top of the hard drive for a blue dot If the drive case has the blue dot on it you can use the drive in either the drive bay or the VersaBay II 1 Check that the NEC Versa power is off 2 Turn the NEC Versa upside down with the front of the unit facing you 3 Remove the drive cover as follows Locate the drive cover release latch Push the drive cover release latch up while...

Page 85: ...sest to the connector While maintaining pressure slide the drive towards the front of the system CAUTION Do not lift the drive out of the sys tem before releasing it from the system connec tor Doing so can damage the connectors Once the drive is disconnected lift the drive up and out of the system Figure 4 2 Removing the Hard Disk Drive ...

Page 86: ...facing you 3 Locate the VersaBay II release latches on the bottom of the unit Figure 4 3 VersaBay II Release Latches 4 Slide the front latch towards the hard disk drive side of the system and hold it 5 Push the middle latch towards you until the diskette drive pops part way out of the unit 6 Continue to hold the latch near the front of the system to the left and pull the diskette drive the rest of...

Page 87: ...n Type Remove the main battery pack as follows NOTE Use Li Ion batteries in the NEC Versa computer for which they are designed Also in stalling another 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 press the Suspend button or turn off system power 2 Close the LCD and turn the system o...

Page 88: ...away from the system Figure 4 5 Removing the Battery Compartment Cover 4 Place a finger in the notch on the battery and lift the battery out of the system NOTE Always lift the battery out of the system by the notch Failure to do so can damage the battery terminals Figure 4 6 Removing the Battery ...

Page 89: ...cover In all there are 2 long type screws 2 medium type screws and 6 short type screws Figure 4 7 Removing the Bottom Base Screws Remove the ten screws Using a flat head screwdriver carefully detach the bottom base unit cover from the top cover To lift off the top cover place your left hand in the PC cards slot bay and pull the left corner of the system upward with your right hand Be careful not t...

Page 90: ...he two LCD cables from connectors P12 and CN3 on the main board Figure 4 8 Disconnecting the LCD Connectors 4 Lift the top cover and LCD up and off of the base unit assembly NOTE Remove the top cover carefully so that you don t damage the plastic ...

Page 91: ...rily by the computer s top cover Once the top cover is removed just lift the power button out of its retaining inserts 3 Remove the rear IR assembly as follows Remove the two screws securing it in place Locate the rear IR assembly cable that attaches to connector P7 on the CPU board Use a flat head screwdriver to push open the connector tabs Lift up the rear IR assembly Figure 4 9 Removing the Pow...

Page 92: ... keyboard as follows Locate the two ribbon cables that attach to the CPU board via connectors P3 and P4 Figure 4 10 Disconnecting Keyboard Cables Use a flat head screwdriver to push open the connector tabs Lift the keyboard out of the base unit ...

Page 93: ...iously described 2 Remove the LCD status bar as follows Locate the ribbon cable that attaches to the CPU board via connector P5 Use the tip of a screwdriver and carefully open the connector tabs Lift up the LCD status bar Figure 4 11 LCD Status Bar VersaGlide Assembly Modem Board Metal Keyboard Supports 3 Remove the VersaGlide assembly as follows Locate the cable on the VersaGlide assembly Disconn...

Page 94: ...the modem board out of connector P10 on the CPU board 5 First make sure the rear IR assembly is disconnected from connector P7 Then lift the metal keyboard supports from the chassis Bridge Battery CMOS Battery Buzzer Remove the bridge battery CMOS battery and or buzzer speaker as follows 1 Remove the following as previously described LCD top cover keyboard LCD status bar VersaGlide metal keyboard ...

Page 95: ...attery 3 Remove the CMOS battery as follows Locate the cable on the CMOS battery Disconnect the cable from connector P13 on the I O board and lift the CMOS battery out of the base unit Figure 4 12 Removing Bridge Battery CMOS Battery and Buzzer 4 To remove the buzzer disconnect the buzzer cable from P14 on the I O board and remove the buzzer ...

Page 96: ...etal keyboard supports 2 Disconnect the bridge battery CMOS battery and buzzer from the I O board 3 To remove the microphone assembly first disconnect the microphone cable from connector CN4 Remove the microphone assembly from the CPU board 4 Remove the two screws that secure the CPU board to the base unit 5 Gently lift the CPU board out of connectors P2 and P1 on the I O board Figure 4 13 Removin...

Page 97: ...p cover keyboard LCD status bar VersaGlide metal keyboard support bridge battery CMOS battery buzzer speaker and CPU board 2 Remove the two screws that secure the heat shield to the base unit and lift up the heat shield 3 After removing the heat shield lift the sound board from connectors P18 and P19 on the I O board Figure 4 14 Heat Shield Sound Board ...

Page 98: ...eviously described LCD top cover keyboard LCD status bar VersaGlide metal keyboard support CPU board heat shield sound board and the microphone assembly 2 Remove the screw securing the I O board to the bottom base unit 3 Lift the I O board up and out of the base unit Figure 4 15 Removing the I O Board ...

Page 99: ... NEC Versa Figure 4 16 shows the system exploded view diagram or IPB Table 4 2 lists field replaceable parts and corresponding part numbers Review the entire exploded diagram to see how each part is connected or assembled Try to sub divide the entire diagram paying particular attention to the LCD Assembly Top Unit Cover Assembly and the Base Unit Assembly ...

Page 100: ...Field Service Guidelines 4 21 Figure 4 16 NEC Versa Models 6050MH PC 6240 91803 6050MX PC 6240 A1803 Illustrated Parts Breakdown ...

Page 101: ...2 Rear IR Board Assembly G8UUV 808 875213 001A 13 VersaGlide Assembly 808 874649 201A 14 VersaGlide Cable 808 742261 001A 15 LCD Status Bar 158 057234 000 16 Logo NEC 136 600325 A 17 Intel Inside Sticker 158 032237 000 18 NEC Versa 6050MH Logo P55 150 MHz SVGA NEC Versa 6050MX Logo P55 150 MHz XGA 158 030781 014 158 030781 016 19 LCD Top Cover Assembly SVGA 12 1 LCD Top Cover Assembly XVGA 12 1 13...

Page 102: ...rry Case 158 032107 000 36 1 4 GB Hard Disk Drive OP 220 62007 37 Shipping Carton 158 041004 004 38 Left Packaging Foam Cushion 158 041007 000 39 Right Packaging Foam Cushion 158 041007 001 40 NEC Versa 6035H 6050 Quick Reference Card 819 200196 000 Rev 00 41 NEC Versa 6035H 6050 Quick Setup Sheet 819 200225 000 Rev 00 42 NEC Versa 6035H 6050 User s Guide 819 200195 000 Rev 00 43 NEC Versa 6000 Se...

Page 103: ...r questions other than products spare parts or technical support Service Contracts TAC Technical Assistance Center technical support for NASC and NEC sales representatives only NEC FastFactsTM automated service that sends the latest information about NEC products to the fax machine 24 hours a day In the U S call 1 800 366 0476 Outside U S 1 708 860 9550 Ext 2621 Canadian Inquiries 1 416 795 3554 T...

Page 104: ...bers are available Current catalogs include Catalog 1 Monitors Graphics Boards and Data Projector Products Catalog 2 CD ROM Hardware and Software Printers and Disk Drive Products Catalog 3 Laptop Desktop and Server Computer Products Catalog 9 Price and Configuration Index ORDERING INFORMATION FROM FASTFACTS Order information from FastFacts as follows 1 Check that the fax machine is on 2 Locate the...

Page 105: ... 011 your country code area code or city code then your fax number The information requested will be sent automatically to your fax machine If FastFacts at tempts to send the second order before the first order is completed the order could be can celed After three tries FastFacts assumes that the line is busy ...

Page 106: ...endix A Connector Locations and Pin Assignments Figure A 1 and Table A 1 show CPU board connectors The remaining tables provide pin assignments for additional system connectors Figure A 1 CPU Board Layout ...

Page 107: ...sembly Connector P7 Rear Infrared Assembly Connector P10 Modem Board Connector Figure A 2 I O Board Layout Table A 2 I O Board Connectors Connector Description P17 PC Card Connector P16 Expansion Connector P12 LCD Connector P1 and P2 CPU Board Connectors P18 and P19 Sound Board Connectors P3 Main Battery Connector P9 and P11 Diskette Drive Connectors P14 Buzzer ...

Page 108: ...n Assignments A 3 Table A 2 I O Board Connectors Connector Description P13 CMOS Battery P15 Bridge Battery Table A 3 Keyboard Mouse Connectors Pin Signal 1 Keyboard Data 2 Mouse Data 3 Ground 4 5V 5 Keyboard Clock 6 Mouse Clock ...

Page 109: ... Transmit Data 4 Data Terminal Ready 5 Ground 6 Data Set Ready 7 Request to Send 8 Clear to Send 9 Ring Indicator Table A 5 CRT Connector Pin Assignments Pin Signal 1 Red 2 Green 3 Blue 4 OPT1 5 Ground 6 Ground 7 Ground 8 Ground 9 5V PnP VESA Vcc 10 Ground 11 OPT2 12 PnP VESA Data 13 Horizontal Sync 14 Vertical Sync 15 PnP VESA Clock ...

Page 110: ...Signal 1 Strobe 2 Data Bit 0 3 Data Bit 1 4 Data Bit 2 5 Data Bit 3 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 16 Initialize 17 Select In 18 25 Ground Table A 7 Power Connector Pin Signal 1 Ground 2 DCSYS 3 DCCHG 4 Type ...

Page 111: ...Chip Select 0 4 5 5 Chip Select 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 Data 0 24 Data1 25 Data15 26 Data14 27 Data2 28 Data13 29 Data3 30 Not Used 31 Data12 32 Ground ...

Page 112: ...gnments A 7 Table A 8 Hard Disk Drive Connector Pin Signal 33 Data4 34 Ground 35 Data4 36 Ground 37 Data5 38 Ground 39 Data10 40 Ground 41 Data6 42 Ground 43 Data9 44 Ground 45 Data7 46 Not Used 47 Ground 48 Ground 49 RESET 50 Ground ...

Page 113: ...ext 16 40x25 360x400 9x16 70 1 Text 16 40x25 320x200 8x8 70 1 Text 16 40x25 320x350 8x14 70 1 Text 16 40x25 360x400 9x16 70 2 Text 16 gray 80x25 640x200 8x8 70 2 Text 16 gray 80x25 640x350 8x14 70 2 Text 16 80x25 720x400 9x16 70 3 Text 16 80x25 640x200 8x8 70 3 Text 16 80x25 640x350 8x14 70 3 Text 16 80x25 720x400 9x16 70 4 Graphics 4 40x25 320x200 8x8 70 5 Graphics 4 gray 80x25 320x200 8x8 70 5 G...

Page 114: ...ate 7 Text Mono 80x25 720x350 9x14 70 7 Text Mono 80x25 720x350 9x14 70 7 Text Mono 80x25 720x400 9x16 70 D Graphics 16 40x25 320x200 8x8 70 E Graphics 16 80x25 640x200 8x8 70 F Graphics Mono 80x25 640x350 8x14 70 10 Graphics 16 80x25 640x350 8x14 70 11 Graphics 2 80x30 640x480 8x16 70 12 Graphics 16 80x30 640x480 8x16 70 13 Graphics 256 40x25 320x200 8x8 60 MDA EGA VGA ...

Page 115: ... 3 Text 16 80x25 720x400 9x16 70 4 5 Graphics 4 40x25 320x200 8x8 70 6 Graphics 2 80x25 640x200 8x8 70 7 Text Mono 80x25 720x350 9x14 70 7 Text Mono 80x25 720x400 9x16 70 D Planar 16 40x25 320x200 8x8 70 E Planar 16 80x25 640x200 8x8 70 F Planar Mono 80x25 640x350 8x14 70 10 Planar 16 80x25 640x350 8x14 70 11 Planar 2 80x30 6400x480 8x16 60 12 Planar 16 80x30 640x480 8x16 60 12 Planar 16 80x30 640...

Page 116: ...Color LCD Simultaneous CRT Display Mode Hex Display Mode Colors Text Display Pixel Resolution Font Refresh Rate 0 Text 16 gray 40x25 320x200 8x8 70 0 Text 16 gray 40x25 320x350 8x14 70 0 Text 16 40x25 360x400 9x16 70 1 Text 16 40x25 320x200 8x8 70 1 Text 16 40x25 320x350 8x14 70 1 Text 16 40x25 360x400 9x16 70 2 Text 16 gray 80x25 640x200 8x8 70 2 Text 16 gray 80x25 640x350 8x14 70 2 Text 16 80x25...

Page 117: ...80x25 720x400 9x16 70 D Graphics 16 40x25 320x200 8x8 70 E Graphics 16 80x25 640x200 8x8 70 F Graphics Mono 80x25 640x350 8x14 70 10 Graphics 16 80x25 640x350 8x14 70 11 Graphics 2 80x30 640x480 8x16 70 12 Graphics 16 80x30 640x480 8x16 70 13 Graphics 256 40x25 320x200 8x8 60 MDA EGA VGA Table B 5 Standard XGA Video Mode Frequency Display Mode Dot Clock MHz Horizontal Fre quency KHz Vertical Frequ...

Page 118: ...ies accord ing to the manufacturer s instructions ATTENTION Il y a danger d explosion s il y a replacement incorrect de la batterie Remplacer uniquement avec une batterie du même type ou d un type recommandé par le constructeur Mettre au rébut les batteries usagées conformément aux instructions du fabricant BATTERY DISPOSAL The main battery and CMOS clock battery are made of nickel metal hydride N...

Page 119: ...6 CPU 1 19 CPU board 1 14 CPU board connectors A 1 Creative Vibra 16S VLSI chip 1 22 CRT connector pin assignments A 4 D DC car adapter 2 12 Default power management settings 1 26 Disassembly guidelines 4 4 Diskette controller serial interface parallel interface 1 21 Diskette drive 1 7 1 13 Display 1 29 E Expansion port 1 12 F Field replaceable parts list 4 20 Flash ROM 1 20 Front IR assembly 1 8 ...

Page 120: ...ties port 1 18 Parallel port 1 11 Parallel port pin assignments A 5 PC card slots 1 10 PCMCIA power 2 30 Plug and play 1 26 Post error messages 2 19 Post errors 2 19 Power button 1 4 Power connector pin assignments A 5 Power LED indicator 1 4 Power management modes 1 5 active 1 25 local standby 1 25 suspend 1 25 Power management overview 1 24 Power management settings default 1 26 Power management...

Page 121: ...ette drive 4 7 hard disk drive 4 5 heat shield 4 18 I O board 4 19 IR board 4 12 keyboard 4 12 LCD and top cover 4 10 main battery pack 4 8 metal keyboard support 4 14 microphone 4 17 modem board 4 14 4 17 power button 4 12 sound board 4 18 status bar 4 14 VersaGlide 4 14 System icons 2 14 System paPOPrameters 2 19 System setup 2 1 System specifications 1 27 System status icons 2 14 System time 2 ...

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