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NEC POWERMATE VE - SERVICE 05-1996, Service Manual, Page: 111 / 155

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NEC POWERMATE VE - SERVICE 05-1996 Service Manual Download Page 111

5-8     System Unit Repair

Blank Panel Removal

Remove the blank panels from the front panel as follows.

1. 

Remove the system unit cover and front panel as previously described.

2. 

Remove the blank panel from the selected slot by pressing the panel tabs from in-
side the front panel and pushing the blank panel out (see Figure Section 5-16).

 

Top Blank
Panel Tabs

Bottom Blank
Panel Tabs

 Figure Section 5-16   Blank Panel Tabs

Speaker Assembly Removal

Remove the speaker from the device cage as follows.

1. 

Remove the system unit cover as previously described.

2. 

Unplug the speaker from its connector on the system board (see Appendix A for
connector assignments).

Summary of Contents for POWERMATE VE - SERVICE 05-1996

Page 1: ...warranted in 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 custo...

Page 2: ...1 10 Integrated Graphics 1 11 Motion Video Controller 1 11 Graphics Accelerator 1 11 Video Memory 1 12 ISA Bus 1 12 PCI Local Bus 1 12 PCI Auto Configuration 1 13 PCI IDE Ports 1 13 Parallel Interfac...

Page 3: ...Reader 2 6 System Configuration 2 7 Setup Utility 2 7 How to Start Setup 2 8 How to Use Setup 2 9 Menu Bar 2 9 Legend Bar 2 10 Field Help Window 2 11 General Help Window 2 11 Main Menu Options 2 11 ID...

Page 4: ...3 7 System Board Options 3 9 SIMM Upgrade 3 9 Checking System Memory 3 9 SIMM Removal 3 11 SIMM Installation 3 11 Video Upgrade 3 12 Processor Upgrade 3 13 Processor Removal 3 14 Processor Installatio...

Page 5: ...lems 4 4 CMOS Battery Replacement 4 9 Section 5 System Unit Repair Disassembly And Reassembly 5 1 System Unit Cover Removal 5 2 Expansion Board Removal 5 3 PCI ISA Backboard Removal 5 5 3 1 2 inch Dis...

Page 6: ...e Cache Jumper B 3 Changing The Password B 4 Appendix C Hard Disk Drive Specifications and Jumper Settings 635 MB Hard Disk Drive Specifications And Jumper Settings C 1 635 MB Hard Disk Drive Jumper S...

Page 7: ...onal Diskette Drive Signal Cable 3 20 3 16 Optional IDE Cable Connectors 3 21 3 17 Power Cable Connectors 3 21 3 18 Connecting IDE Device Cables 3 22 3 19 Connecting 1 2 MB Diskette Drive Cables 3 23...

Page 8: ...1 System Board Layout A 1 A 2 Serial Interface A 3 A 3 Parallel Interface Connector A 4 A 4 VGA Interface Connector A 6 A 5 Power Supply Connector Pin Assignments A 7 B 1 System Board Jumper Location...

Page 9: ...rts List 5 14 5 3 PowerMate Ve Optional Replacement Part 5 17 5 4 PowerMate Ve Documentation and Packaging 5 17 A 1 System Board Connectors A 2 A 2 RS 232C Serial Port Connector Pin Assignments A 3 A...

Page 10: ...Contents xi C 1 Specifications for 635 MB Hard Disk Drive C 1 C 2 Specifications for 1 2 GB Hard Disk Drive C 3 D 1 Specifications for NEC Quad Speed CD ROM Reader D 1...

Page 11: ...Section 4 Maintenance and Troubleshooting includes a list of NEC service information and telephone numbers that provide access to the NEC Bulletin Board System BBS FastFacts and Technical Information...

Page 12: ...in line package DMA direct memory access DMAC DMA controller DOS disk operating system DRAM dynamic RAM ECC error checking and correction ECP enhanced capabilities port ECP EGA Enhanced Graphics Adap...

Page 13: ...PFP plastic flat package PIO parallel input output pixel picture element PROM programmable ROM RAM random access memory RAMDAC RAM digital to analog converter RGB red green blue RGBI red green blue in...

Page 14: ...2 inch diskette drive 635 MB hard disk or 1 2 GB with 8 MB or 16 MB of RAM Network ready system 3 1 2 inch diskette drive 635 MB hard disk Network board 8 MB of RAM 3 1 2 inch diskette drive 635 MB h...

Page 15: ...e the standard one inch high 3 1 2 inch 1 44 MB diskette drive and up to two 1 6 inch high 5 1 4 inch storage devices The non multimedia hard disk systems ship with an accessible 3 1 2 inch diskette d...

Page 16: ...configurations 1 2 GB hard disk configurations ships with 32 bit non parity 60 ns single inline memory modules SIMMs RAM expandable up to 128 MB n integrated graphics Peripheral Component Interconnect...

Page 17: ...patible monitor standard super high resolution VGA personal system 2 PS 2 style mouse PS 2 style keyboard bidirectional Enhanced Parallel Port EPP and enhanced capabilities port ECP are supported for...

Page 18: ...e Ve series of computers use the following Pentium processors n PowerMate Ve75 75 MHz processor with internal speed of 75 MHz and external speed of 50 MHz n PowerMate Ve100 100 MHz processor with inte...

Page 19: ...ically enabled The BIOS programs execute the Power On Self Test initialize processor controllers and interact with the display diskette drives hard disks communication devices and peripherals The syst...

Page 20: ...ity is detected the system resumes where it left off With Power Management enabled shipped enabled the system automatically activates the power saving features and enters a suspend mode whenever inact...

Page 21: ...er adapter 3C0 3CF EGA adapter 3D0 3DF CGA adapter 3F0 3F5 3F7 Floppy controller primary 3F8 3FF Serial port 1 CF8 CFF PCI configuration space System Memory Non multimedia systems come standard with 8...

Page 22: ...ns the two standard 8 MB SIMMs are installed in SIMM 1 and SIMM 2 SIMMs must be installed in pairs of the same memory type and speed Jumpers are not required to set memory size or type as the system B...

Page 23: ...xecute The interrupt controller has priority assignment modes that can be reconfigured at any time during system operations The interrupt levels are described in Table Section 1 6 Interrupt level assi...

Page 24: ...ecompression and a hardware scaler to scale continuously from native size up to full screen at full speed The graphics engine delivers a full screen smooth display of motion video data up to 30 frames...

Page 25: ...ls 16 million colors 56 Hz 60 Hz 72 Hz 75 Hz and 85 Hz n 640 by 480 pixels 16 million colors 60 Hz 72 Hz 75 Hz and 85 Hz ISA Bus The system board uses the ISA bus for transferring data between the pro...

Page 26: ...y PCI IDE port The installed CD ROM reader multimedia multimedia network and 1 2 GB hard disk systems only is connected to the secondary PCI IDE port Parallel Interface The system has a 25 pin paralle...

Page 27: ...e I O controller The serial ports support the standard RS 232C interface see Table Section 1 8 The buffered high speed serial ports supports transfer rates up to 19 2 KB These ports allow the installa...

Page 28: ...ngle ribbon cable with two drive connectors The diskette drive cable plugs directly into the system board Typically both diskette drives are terminated Connector locations are given in Appendix A HARD...

Page 29: ...components integrated on the system board Non multimedia systems do not have the audio components on the system board The audio components include an ESS ES1788 Sound Blaster compatible chip a Yamaha...

Page 30: ...media systems allows recording of voice and sound into computer data files The microphone connects to the MIC jack located on the back of the system The microphone works in conjunction with the audio...

Page 31: ...stable Power management can also be disabled Both can be set through Setup DESKTOP MANAGEMENT INTERFACE The Desktop Management Interface DMI is the standard interface used to manage system components...

Page 32: ...owser has the ability to set attributes and manage DMI components The NEC Browser can only access the local MIF database The Browser lets you access MIF attributes according to the structure defined b...

Page 33: ...I Browser Information to display program information version number and copyright n Help to display help information for clicked toolbar buttons and menus Upon exiting the Browser the program saves th...

Page 34: ...ation 1 21 CAUTION Using the SYSEDIT utility can put either the system or Windows into a state where it cannot operate If you are not familiar with the use of these files and their maintenance do not...

Page 35: ...n otherwise you may have problems running the NEC DMI Browser If the product name serial number system boot time or other attribute returns a N A check the following n Look at the AUTOEXEC BAT file to...

Page 36: ...ar panel PS 2 style mouse connector rear panel Two RS 232C serial ports rear panel Parallel printer port rear panel VGA port rear panel Front Panel Power button Power indicator lamp Hard disk drive bu...

Page 37: ...o Stereo jacks for microphone line in and line out Wave Blaster upgradeable for wavetable synthesis 5 Watt Speakers Goldtron Speakers Standard in multimedia systems Magnetic shielded 5 watt stereo spe...

Page 38: ...tents for diskless systems include the system unit keyboard mouse power cord user documentation and various software diskettes The carton contents for non multimedia configurations include the system...

Page 39: ...voltage selector switch located at the rear of the system 2 Connect the keyboard mouse monitor and printer cables to the back of the system unit see Figure Section 2 2 Figure Section 2 2 Peripheral Co...

Page 40: ...connect the speakers as follows n Locate the right speaker has the controls on the front and the speaker cable attached to the back n Connect the speaker input cable to the line out jack on the back o...

Page 41: ...microphone cable and microphone into the holder Adjust the microphone by pivoting it up and down and side to side Figure Section 2 4 Assembling the Microphone Holder n Plug the microphone into the mi...

Page 42: ...that system settings have changed run Setup see System Configuration later in this section Figure Section 2 6 Power Button Lamps and Suspend Button 7 Press the suspend button see Figure Section 2 6 to...

Page 43: ...M reader has the following controls and indicators n jack for connecting headphones with a stereo mini jack plug n volume control for adjusting the headphone volume n busy lamp that lights during read...

Page 44: ...guration information is stored in nonvolatile memory Nonvolatile memory in the system is a complementary metal oxide semiconductor CMOS chip backed by a coin type battery on the system board The batte...

Page 45: ...u window appears similar to the following screen NOTE The screen shown is typical of the system The actual items on the Main Menu depend upon the hardware installed in the system Main Menu PhoenixBIOS...

Page 46: ...ides a summary of command keys for using Setup n The General Help window a window that appears any time during Setup after pressing F1 or Alt H This help window provides two pages of general informati...

Page 47: ...in the legend bar on the bottom of the Setup menu to make the selections or exit the current menu Table Section 2 1 describes the legend keys and their alternates Table Section 2 1 Setup Key Functions...

Page 48: ...s the cursor is moved to each new field General Help Window Pressing F1 or Alt H on any menu brings up the General Help window that describes the legend keys and their alternates The scroll bar on the...

Page 49: ...y detected at power on IDE Adapters IDE adapters control the IDE devices such as IDE hard disk drives and IDE CD ROM readers in the system The system uses two IDE controllers integrated on the system...

Page 50: ...hard disk If the IDE hard disk features auto IDE type detection select the Autotype Fixed Disk parameter The system then automatically detects the hard disk type and sets the remaining parameters CAU...

Page 51: ...2 4 for a description of memory cache parameters CAUTION Incorrect settings can cause the system to malfunction Table Section 2 4 Memory Cache Parameters Parameter Options Description External cache...

Page 52: ...fault settings The default setting 3 give the user three tries to boot the system before the Previous Boot Incomplete message appears Numlock Select Numlock directly from the Main Menu summary window...

Page 53: ...o reboot ISA Graphics Device Installed No default Yes Set to Yes if other system devices need to know if an ISA graphics device is installed Big Memory Mode Normal default Alternate Selects the method...

Page 54: ...rallel port to function normally Output only bidirectional or in an enhanced capabilities port ECP mode Check the printer documentation to set the correct LPT mode for your printer ECP Channel DMA 0 D...

Page 55: ...sword on the menu displays a Set Password dialog box with the following prompts Enter new password Re enter new password To set a password type the password and press Enter Reenter the password and pr...

Page 56: ...ed Write protected helps prevent viruses When write protected operating systems and viruses and application programs which attempt to modify the boot sector will not be able to do so System Backup Rem...

Page 57: ...Sleep Timeout 15 minute default Disabled User Selectable Inactivity period required before Sleep timeout to maximum power shutdown Suspend mode Video in Sleep Mode Off default On Off turns monitor off...

Page 58: ...make them operative Unlike standard RAM memory NVRAM is sustained by an onboard battery and stays on when the system is turned off After saving the selections the program displays this message NOTICE...

Page 59: ...alues During a Setup session if a mistake has been made and has not yet been saved to NVRAM the previously saved NVRAM values can be restored Selecting Load Previous Values on the Exit menu updates al...

Page 60: ...click OK when done n Baud rate select a baud rate that matches the modem n Parity none n Data bits 8 n Stop bits 1 n Flow control Xon Xoff select Hardware if using 14 4 bps or higher 3 From the Phone...

Page 61: ...Update Utility Update the BIOS from the BIOS flash diskette as follows 1 Write down the Setup parameters currently set on the system 2 Turn off the system 3 Insert the flash diskette in drive A and t...

Page 62: ...cover is included in this section GENERAL RULES FOR INSTALLING OPTIONS Follow these general rules when installing system options n Turn off system power and unplug the power cable n Turn off and disc...

Page 63: ...board or chip in its anti static packaging until ready to install it n Dissipate static electricity before handling any system components boards chips and so on by touching a grounded metal object suc...

Page 64: ...e is unplugged 1 Turn off and unplug the system unit 2 Disconnect the keyboard mouse monitor and any other external options such as a printer from the rear of the system unit CAUTION Electrostatic dis...

Page 65: ...des of the cover align inside the frame of the unit when positioning the cover over the chassis EXPANSION BOARDS The computer supports ISA Plug and Play expansion boards Plug and Play expansion boards...

Page 66: ...ll expansion boards in the system as follows 1 Remove the system unit cover as previously described 2 Follow any preinstallation instructions that came with the expansion board such as setting switche...

Page 67: ...ing the cover Figure Section 3 6 Removing a Slot Cover 5 Hold the board by its edges and insert it into the expansion slot see Figure Section 3 8 Align full size expansion boards with the guide rail a...

Page 68: ...reviously described 2 Follow any preinstallation instructions that come with the expansion board such as setting switches or jumpers on the board 3 Remove the two screws that secure the slot cover sup...

Page 69: ...rock the board from side to side to seat it into the connector 5 Hold the slot cover support over the expansion board bracket and replace the two screws removed earlier see Figure Section 3 12 The slo...

Page 70: ...r SIMM sockets and supports up to 128 MB of high speed EDO memory The system supports the following 32 bit non parity 70 ns SIMMs n 1 MB by 32 bit 4 MB stick n 2 MB by 32 bit 8 MB stick n 4 MB by 32 b...

Page 71: ...Path Total SIMM SIMM Memory Socket 1 Socket 2 Socket 3 Socket 4 8 MB 4 MB 4 MB Empty Empty 16 MB 4 MB 4 MB 4 MB 4 MB 16 MB 8 MB 8 MB Empty Empty 24 MB 4 MB 4 MB 8 MB 8 MB 24 MB 8 MB 8 MB 4 MB 4 MB 32...

Page 72: ...etal clips at the outer edges of the socket away from the SIMM 4 Push the SIMM away from the locking tabs and remove it from the socket see Figure Section 3 15 Figure Section 3 15 Removing a SIMM 5 In...

Page 73: ...the SIMM until it locks into the socket see Figure Section 3 17 Figure Section 3 17 Inserting the SIMM 6 Replace any cables or boards that may have been removed 7 Replace the system unit cover Video...

Page 74: ...it cover Processor Upgrade The zero insertion force ZIF socket accepts pin grid array PGA processors such as the primary processor or an OverDrive processor CAUTION Incorrect installation of the proce...

Page 75: ...stem unit 5 Lift the processor out of the socket Processor Installation 1 Remove the processor currently in the system described in the previous procedure CAUTION Before picking up the processor reduc...

Page 76: ...socket on the system board Secondary cache increases system performance NOTE NEC recommends that you purchase the NEC Cache Upgrade Kit when adding secondary cache The NEC option kit has been tested a...

Page 77: ...in 1 end of the secondary cache socket Using equal pressure gently press the module into the socket 4 Check to see if the newly installed cache module requires a system board jumper change See Appendi...

Page 78: ...four storage device slots n a 3 1 2 inch accessible device slot which contains the standard 1 44 MB diskette drive n one 3 1 2 inch internal hard disk drive slots 1 inch high thin height Hard disk con...

Page 79: ...evice for jumper setting information An IDE device such as an IDE hard disk or IDE CD ROM reader must be set correctly as the first master or second slave device on the IDE channel The standard IDE ha...

Page 80: ...em board and to the standard 1 44 MB diskette drive The installation of a second diskette drive in your system does not require the replacement of the existing diskette drive signal cable Connect an o...

Page 81: ...second IDE cable connected to the CD ROM reader and to the secondary IDE connector Each IDE connector on the system board supports two IDE devices The addition of an IDE device to an IDE connector doe...

Page 82: ...wer cables come from the power supply and are attached to the standard storage devices System power cables vary in length and provide connector sizes to accommodate a variety of supported storage conf...

Page 83: ...on 3 23 2 Locate an available power connector coming from the power supply 3 Connect the appropriate power cable to the power connector on the IDE device Figure Section 3 23 Connecting IDE Device Cabl...

Page 84: ...ing the 3 1 2 inch drive bracket Removing the 3 1 2 Inch Drive Bracket The 3 1 2 inch drive bracket containing the diskette drive must be removed before installing any 3 1 2 inch and 5 1 4 inch device...

Page 85: ...1 2 Inch Drive Bracket 3 Follow the preinstallation instructions that come with the device such as setting jumpers and switches 4 Insert the hard disk drive so that the connectors extend out of the br...

Page 86: ...t Panel Remove the front panel only if installing a 5 1 4 inch device The front panel does not need to be removed if installing a 3 1 2 inch hard disk drive If installing a 3 1 2 inch hard disk drive...

Page 87: ...tabs from inside the front panel and pushing the blank panel out see Figure Section 3 33 Figure Section 3 33 Locating the Blank Panel Tabs 5 Remove the perforated metal plate from the selected slot o...

Page 88: ...uctions that come with the device such as setting jumpers and switches NOTE If the device comes with rails do not attach them Remove any rails already attached 4 From the front of the system insert th...

Page 89: ...lows 1 Align the four front panel tabs with the holes in the front of the system unit 2 Evenly press the front panel into position until the tabs lock the panel in place see Figure Section 3 37 Figure...

Page 90: ...nt of the chassis so that the tabs secure the bracket 3 Use the previously removed bracket screw to secure the bracket in place see Figure Section 3 39 3 1 2 Inch Drive Bracket Tabs Tab Screw Figure S...

Page 91: ...printer to the system be sure the printer is set up correctly Follow the setup instructions that come with the printer Connect a parallel printer to the system as follows 1 Turn off power to the syst...

Page 92: ...come with the option 1 Turn off power to the system and to the serial device 2 Connect one end of the serial cable to one of the two serial ports on the rear of the computer see Figure Section 3 43 3...

Page 93: ...EC spare parts for customers In the U S call 1 800 233 6321 In Canada call 1 800 727 2787 To obtain option information literature dealer locations and sales leads Call 1 800 NEC INFO To open a service...

Page 94: ...ng procedure for cleaning the system 1 Power off the system and unplug all power cables 2 Periodically wipe the outside of the system keyboard mouse and monitor with a soft clean cloth Remove stains w...

Page 95: ...all soft bristle brush may be used to clean between the keys Do not wet or dampen the keyboard s printed circuit board PCB If the PCB accidentally gets wet thoroughly dry it before reattaching the key...

Page 96: ...ides information that helps isolate and repair system malfunctions at the field level Step by step instructions for diagnosing and solving system hardware problems are provided If disassembly is requi...

Page 97: ...he 5 and 12 power supply voltages see Appendix A Connector Pin Assignments Measure voltages with the system board installed 5 Replace power supply 6 Replace system board Power supply malfunction Any o...

Page 98: ...g sequence 1 Power the computer off Check for proper jumper settings see Section 2 then power on the computer 2 Check condition of selected bootload device diskette or hard disk for bad boot track or...

Page 99: ...board Sound malfunction No output sounds 1 Check interrupts Refer to Section 1 for interrupt settings 2 Check DMA channels Refer to Section 1 for DMA channel settings 3 Replace system board Keyboard...

Page 100: ...connections between the AC power supply and monitor 5 Adjust brightness and contrast controls on the monitor 6 Check cable connections between the monitor connector and the system board or optional vi...

Page 101: ...er 5 Replace system board Communication Error No or bad data when communicating 1 Check cable connections between system board and device 2 Check that the interface port is selected 3 Test or replace...

Page 102: ...Carefully lift the battery from the socket tabs and out of the socket Battery Clip Figure Section 4 3 Battery Removal 5 With the positive side facing up press the new battery into the socket 6 Replac...

Page 103: ...Maintenance and Troubleshooting 4 11...

Page 104: ...of the system unit follow the disassembly order listed in Table Section 5 1 To reassemble fol low the table in reverse order Individual removal procedures do not require the total disassembly of the c...

Page 105: ...nstalled On completion of any reassembly perform a power on test see in Section 2 Setup and Operation If a fault occurs verify that the reassembly was performed correctly CAUTION When handling boards...

Page 106: ...cover up and off see Figure Section 5 2 Figure Section 5 2 Removing the System Unit Cover Expansion Board Removal Remove any installed expansion board s using Figure Section 5 4 through Figure Section...

Page 107: ...e Section 5 6 The slot cover support secures the expansion board in place Figure Section 5 4 Expansion Slot Screw Screws Expansion Board Bracket Slot Cover Support Figure Section 5 6 Inside Expansion...

Page 108: ...and remove it from the system Be careful not to overflex the system board when you remove the backboard Figure Section 5 8 PCI ISA Backboard Screws 3 1 2 inch Diskette and Hard Disk Drive Removal Remo...

Page 109: ...e drive screws two on each side of the drive bracket see Figure Section 5 12 Remove the two 3 1 2 inch hard disk drive screws two on each side of the drive bracket see Figure Section 5 12 6 Pull the d...

Page 110: ...eset button connector J25 3 Remove the five front panel screws see Figure Section 5 14 4 Feed the two lamp and reset cables through the hole in the front of system unit chassis when removing the front...

Page 111: ...ressing the panel tabs from in side the front panel and pushing the blank panel out see Figure Section 5 16 Top Blank Panel Tabs Bottom Blank Panel Tabs Figure Section 5 16 Blank Panel Tabs Speaker As...

Page 112: ...previously described 2 Spread apart the two clips at each end of the SIMM stick the clips are part of the system board s connectors Tilt the SIMM stick forward allowing the post to slide out of the ho...

Page 113: ...bles from the device s in the 5 1 4 inch device cage see Figure Section 5 21 3 Remove the four device screws two from each side of the 5 1 4 inch device cage see Figure Section 5 21 4 Remove the devic...

Page 114: ...ug the two power cables attached to the system board s connectors 3 Unplug the power cables from all installed devices 4 Remove the two screws securing the power button to the front of the system unit...

Page 115: ...2 System Unit Repair 6 Slide the power supply toward the system board to release the two tabs at the front then lift it out of the system unit Figure Section 5 25 Power Supply Screws Power Supply Scre...

Page 116: ...d on the system board NOTE Remove the optional video DRAM chips if installed see Section 3 Options 2 Remove and label all cables connected to the system board Figure Section 5 27 provides the general...

Page 117: ...5 14 System Unit Repair Figure Section 5 27 System Board Connectors and Screws...

Page 118: ...2 GB Hard Drive 158 050395 366 3 3 1 2 Inch 1 44 MB Diskette Drive 158 050966 000 4 3 1 2 Inch Drive Bracket 158 030807 000 5 3 1 2 Inch Diskette Drive Signal Cable 3 connector 158 050503 002 6 3 1 2...

Page 119: ...8 CMOS 3 Volt Lithium Coin Battery 158 060367 000 19 Speaker Assembly internal 158 050685 003 20 Quad Speed CD ROM Reader CDR 273BR 21 5 1 4 Inch Blank Plastic Panel 158 050685 029 22A PowerMate V75e...

Page 120: ...air Figure Section 5 16 PowerMate Ve Illustrated Parts Breakdown ____________ This data was revised May 1996 For an up to date listing of spare parts please call FastFacts 800 366 0476 and order docum...

Page 121: ...owerMate Ve Documentation and Packaging Description Part Number PowerMate Ve Series System User s Guide 819 181404 000 PowerMate Ve Series Quick Setup Roadmap 819 181403 000 PowerMate Ve Series Servic...

Page 122: ...ndix A 1 shows the locations of the system board connectors Table A 1 identifies the connector function with the connector number Descriptions of the connectors are provided in the following subsectio...

Page 123: ...onnector Keyboard J4 6 pin PS 2 style connector Diskette Drive J5 2 x 17 pin header Power Supply J1 1 x 12 pin locking header SIMM Memory Sockets SIMM 1 2 3 4 72 pin single inline connector PCI IDE In...

Page 124: ...he system unit Pin locations and pin assignments for the serial interface connectors are shown in Table Appendix A 2 and Figure Appendix A 2 Figure Appendix A 2 Serial Interface Table Appendix A 2 RS...

Page 125: ...allel port on the system board Parallel interface specifications for this port conform to the IBM PC interface Pin locations and pin assignments for the parallel interface connector are shown in Table...

Page 126: ...Port Connector Pin Assignments Pin 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 bit6 9 Data bit 7 10 Acknowledge 11 Busy 12 PE 13 Select 14 Auto...

Page 127: ...6 and Figure Appendix A 6 shows the connector pin locations and pin assignments Figure Appendix A 6 VGA Interface Connector Table Appendix A 6 VGA Interface Connector Pin Assignments Pin Signal 1 Red...

Page 128: ...Connector Pin Assignments Pin Signal 1 Speaker data out 2 Key 3 NC 4 5 Volts POWER SUPPLY CONNECTOR Voltages from the power supply are input to the system board through the power supply connector Figu...

Page 129: ...a Mouse Data 2 N C N C 3 GND GND 4 5V fused 5V fused 5 Keyboard Clk Mouse Clk 6 N C N C SUSPEND BUTTON CONNECTOR The suspend button connector pin assignments are given in Table A 7 Table Appendix A 7...

Page 130: ...KT CHG Pin 5 is reserved for connector polarization IDE INTERFACE CONNECTORS All signal levels in the IDE interface are TTL compatible A logic 1 is a signal whose voltage level is between 2 0 and 5 0...

Page 131: ...OST DATA 4 10 HOST DATA 11 11 HOST DATA 3 12 HOST DATA 12 13 HOST DATA 2 14 HOST DATA 13 15 HOST DATA 1 16 HOST DATA 14 17 HOST DATA 0 18 HOST DATA 15 19 GND 20 KEY 21 DRQ3 22 GND 23 HOST IOW 24 GND 2...

Page 132: ...D1 28 A7 52 D25 5 D17 29 N C 53 D10 6 D2 30 5V 54 D26 7 D18 31 A8 55 D11 8 D3 32 A9 56 D27 9 D19 33 N C 57 D12 10 5V 34 RAS2 58 D28 11 N C 35 MP2 59 5V 12 A0 36 MP0 60 D29 13 A1 37 MP1 61 D13 14 A2 38...

Page 133: ...B8 0WS E8 PCIRST F8 PCLKF A9 SD00 B9 12V E9 GNTO F9 GND A10 IOCHRDY B10 GND E10 REQ0 F10 GNT1 A11 AEN B11 SMEMWR E11 GND F11 GND A12 SA19 B12 SMEMRD E12 PCLKE F12 REQ1 A13 SA18 B13 IORD E13 GND F13 AD...

Page 134: ...2 AD15 C3 LAB22 D3 IRQ10 G3 CBE1 H3 AD14 C4 LAB21 D4 IRQ11 G4 PAR H4 AD12 C5 LAB20 D5 IRQ12 G5 GND H5 GND C6 LAB19 D6 IRQ15 G6 Key H6 Key C7 LAB18 D7 IRQ14 G7 GND H7 GND C8 LAB17 D8 DACK0 G8 AD13 H8 A...

Page 135: ...6 Input DRQ2 A7 Input Output SD02 B7 Power 12V A8 Input Output SD01 B8 Input 0WS A9 Input Output SD00 B9 Power 12V A10 Input IOCHRDY B10 Ground GND A11 Output AEN B11 Output SMEMWR A12 Input Output SA...

Page 136: ...Output LAB22 D3 Input IRQ10 C4 Input Output LAB21 D4 Input IRQ11 C5 Input Output LAB20 D5 Input IRQ12 C6 Input Output LAB19 D6 Input IRQ15 C7 Input Output LAB18 D7 Input IRQ14 C8 Input Output LAB17 D8...

Page 137: ...ctor Pin Assignments CD AUDIO IN CONNECTOR PIN ASSIGNMENTS The pin assignments for the CD audio in connector are provided in Table A 14 Table A 14 CD Audio In Connector Pin Signal 1 Speaker Data 2 Key...

Page 138: ...earing a password CAUTION Jumpers are set correctly at the factory for the shipped configuration If the system requires a jumper change change only the jumper setting for that condition Otherwise keep...

Page 139: ...er and changing a jumper setting 2 Remove the system unit cover see Section 3 Option Installation for cover removal 3 Replace the processor see Section 3 for processor upgrade procedures 4 Remove any...

Page 140: ...e jumper setting if you are installing optional cache Otherwise keep the jumper at its factory setting 1 Power off and unplug the system and any peripherals 2 Remove the system unit cover see Section...

Page 141: ...ten use the following procedures to clear the current password and to set a new one 1 Turn off and unplug the system and any connected external options WARNING System power must be off before removing...

Page 142: ...rd 8 Turn off the system and unplug the system and any connected peripherals 9 Remove the system cover 10 Remove the jumper from the Password Clear jumper block 11 Reinstall any removed expansion boar...

Page 143: ...y detected by the system and the remaining drive parameters are automatically set by the system See Section 2 Setup and Operation for information on auto setup using the Autotype Fixed Disk parameter...

Page 144: ...k Maximum seek 4 ms 12 5 ms 24 ms Average Latency 6 67 ms Rotation Speed 4500 rpm Controller Overhead ms 0 3 ms average Interleave 1 1 Data Transfer Rate Buffer to Disk Mbits s Buffer to Host Mbytes s...

Page 145: ...ve two hard disks master and slave installed in the system MA SL CS MA SL CS MA SL CS Figure Appendix C 1 Western Digital 635 MB Jumper Settings 1 2 GB HARD DISK DRIVE SPECIFICATIONS AND JUMPER SETTIN...

Page 146: ...4 MB s maximum 16 6 MB s Mode 4 Start Stop Cycles 40 000 minimum Buffer Size 64 KB Interface IDE The drive uses one jumper block JP7 to configure the master slave and cable select options of the hard...

Page 147: ...s drive E See Section 2 for information on the CD ROM reader s controls and indicators NEC part numbers for the hard drives are provided in Section 5 System Unit Repair CD ROM READER SPECIFICATIONS Th...

Page 148: ...The CD ROM reader is set as the master device on the secondary PCI IDE channel n IDE connector connects the reader to the secondary PCI IDE connector on the system board via an I O cable n Power conn...

Page 149: ...s and Jumper Settings D 3 n T1 test mode used at the factory for hard drive tests Factory set at disabled pins not jumpered n PRV AlW prevent allow disables or enables the CD ROM disc tray eject funct...

Page 150: ...oard A 8 mouse A 8 parallel interface A 4 power supply A 7 serial interface A 3 SIMM socket A 11 speaker A 7 suspend button A 8 VGA interface A 6 Cover removal 3 3 D Desktop management interface CI mo...

Page 151: ...ard 1 17 Network connections desktop 2 3 Numlock 2 15 O Operation 2 1 Option installation 3 1 3 15 cover removal 3 3 expansion boards 3 4 external options 3 30 precautions 3 2 processor upgrade 3 13 s...

Page 152: ...tion 3 11 SIMM upgrade 3 9 SIMMs 1 8 Sound board audio connector A 16 Speakers 1 17 Specifications 1 22 Storage device installation 3 17 3 23 device cables 3 18 device preparation 3 18 device slots 3...

Page 153: ...Index 4...

Page 154: ...there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turni...

Page 155: ...ou d un type recommand par le constructeur Mettre au r but les batteries usag es conform ment aux instructions du fabricant BATTERY DISPOSAL Do not place used batteries in your regular trash The nicke...

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