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Disassembly and Reassembly 5-15

Figure 5-12 Direction L Series Desktop Illustrated Parts Breakdown*

____________

* This data was prepared June 1998. For an up-to-date listing of spare parts, please call FaxFlash

1-888-329-0088 (or 1-978-635-6090 outside the U.S.) and order document 42102018.

Содержание DIRECTION L - SERVICE

Страница 1: ...anted 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 customer d...

Страница 2: ...Clock Battery 1 8 DMA IRQ Settings 1 8 IDE Ports 1 9 I O Ports 1 9 Sound System 1 10 U S Robotics Modem Board Optional 1 10 Diskette Drive 1 10 Hard Disk Drive 1 11 Cd Rom Dvd Drive 1 11 Zip Drive 1 1...

Страница 3: ...Drive Submenu 2 15 Removable Drive Submenu 2 16 Exit Menu 2 16 Section 3 Option Installation General Rules for Installing Options 3 1 Precautions 3 2 Removing the Access Cover 3 3 Replacing the Access...

Страница 4: ...ce and Troubleshooting Maintenance 4 2 System Cleaning 4 2 Keyboard Cleaning 4 3 Mouse Cleaning 4 3 Troubleshooting 4 5 Diagnosing and Solving Problems 4 5 Beep Codes 4 11 CMOS Battery Replacement 4 1...

Страница 5: ...ector Pin Assignments B 12 PCI Expansion Bus Connector Pin Assignments B 14 Universal Serial Bus USB Connectors B 15 Appendix C System Resources IRQ Settings C 1 Viewing System Resources C 2 Setting t...

Страница 6: ...ing the Battery 4 12 Figure 5 1 Removing a Board 5 3 Figure 5 2 Releasing the Front Panel 5 3 Figure 5 3 Locating the Device Cage Screw 5 4 Figure 5 4 Locating the Two Diskette Drive Clips 5 5 Figure...

Страница 7: ...ist 5 16 Table 5 4 Direction SPL and SP Series Desktop Field Replaceable Parts List 5 20 Table 5 5 Direction SPL and SP Series Minitower Field Replaceable Parts List 5 24 Table 5 6 Memory Options 5 28...

Страница 8: ...Contents ix Table B 13 ISA Expansion Slot Pin Assignments B 12 Table B 14 PCI Expansion Pin Assignments B 14 Table B 15 USB Connectors B 15 Table C 1 System Board Jumper Settings C 3...

Страница 9: ...x Contents...

Страница 10: ...ility program Section 3 Option Installation provides installation procedures for adding optional expansion boards diskette and hard disk storage devices system memory and processor updates Section 4 M...

Страница 11: ...rter DACK DMA acknowledge DC direct current DIP dual in line package DLAB Divisor Latch Address bit DMA direct memory access DMAC DMA controller DOS disk operating system DRAM dynamic RAM ECC error ch...

Страница 12: ...tal assistant PFP plastic flat package PIO parallel input output pixel picture element PLCC plastic leaded chip carrier PLL phase lock loop p p peak to peak PPI programmable peripheral interface PROM...

Страница 13: ...Abbreviations xv VFC VESA compliant feature connector VGA Video Graphics Array VRAM video RAM W watt W write...

Страница 14: ...with 32x CD ROM drive Direction SPL266 with 32x CD ROM drive Direction SPL300 with 32x CD ROM drive Direction SPL333 with 32x CD ROM drive This section provides an overview of the NEC Direction L Seri...

Страница 15: ...o 192 MB Secondary Cache 512 KB pipeline burst 512 KB pipeline burst 512 KB pipeline burst 512 KB pipeline burst Chipset Intel 440LX Intel 440LX Intel 440LX Intel 440LX Graphics AGP graphics board AGP...

Страница 16: ...MB to 192 MB Secondary Cache 512 KB pipeline burst 512 KB pipeline burst 512 KB pipeline burst 512 KB pipeline burst Chipset Intel 440LX Intel 440LX Intel 440LX Intel 440LX Graphics AGP graphics boar...

Страница 17: ...und Retrieval System Sound Retrieval System Sound Retrieval System Hard Disk 3 2 GB 9 GB 3 2 9 GB 3 2 9 GB 3 2 9 GB CD ROM Drive 32x 32x 32x 32x Power Supply 235 W 235 W 235 W 235 W SYSTEM BOARD The s...

Страница 18: ...and bus control The chipset includes the following chips Intel 82443LX PCI A G P PAC provides bus control signals address paths and data paths for transfers between the processor s host bus PCI bus Ac...

Страница 19: ...rator chip PIIX4 provides the logic that enables the ISA bus functions With 24 bit memory addressing a 16 bit data path and an eight MHz clock the ISA bus is designed to support all peripherals compat...

Страница 20: ...nates complicated setup procedures for installing Plug and Play expansion boards To add a Plug and Play expansion board simply power off the system install the board and power on the system There are...

Страница 21: ...PCI boards with minimal user intervention Table 1 5 and Table 1 6 list system IRQ and DMA default settings Table 1 5 Interrupt Level Assignments IRQ System Resource NMI I O channel check 00 Reserved i...

Страница 22: ...E supports 2 MB to 3 MB per second on the ISA bus The standard hard disk and Zip drive in some systems are connected to the fast IDE port primary channel for high performance The CD ROM drive is attac...

Страница 23: ...ss decode ADPCM A law or law digital audio compression decompression Full digital control of all mixer and volume control functions Sound Blaster and Windows Sound System compatibility The system boar...

Страница 24: ...nd has a data transfer rate up to 1 4 MB per second POWER SUPPLY The 235 watt power supply is mounted inside the system unit It supplies power to the system board option boards diskette drives hard dr...

Страница 25: ...attery supplies continuous power to CMOS memory and maintains configuration information when system power is off WHEN TO USE SETUP The Setup utility allows the user to view and set system parameters U...

Страница 26: ...rt the Setup utility follow these steps 1 Turn on or reboot the system 2 Press F2 after POST begins but before the system boots up You have about five seconds to press F2 Setup s Main Menu window appe...

Страница 27: ...al Help window a window that appears any time during Setup after pressing F1 This help window provides general information about using Setup The following subsections describe how to use the Main Menu...

Страница 28: ...rrow keys Selects next menu or arrow keys Moves cursor up and down for item selection Enter Executes a command or selects submenu Selecting a Menu Item To select a menu item use the up down arrow keys...

Страница 29: ...cessor Speed This field displays your processor s speed Cache RAM This field displays the size of your system s L2 external cache Total Memory This field displays the total amount of memory installed...

Страница 30: ...sical size of Diskette Drive A and B if included To change these highlight the field for the drive press Enter and select from the following options Disabled 360KB 5 25 inch 1 2MB 5 25 inch 720KB 3 5...

Страница 31: ...eck or change the following hard disk drive parameters They are not available if Auto is selected Cylinders Heads Sectors fields Cylinders If your device configuration type is set to Auto this field d...

Страница 32: ...causes Logical Block Addressing to be used in place of Cylinders Heads Sectors You can Enable default or Disable this option This option cannot be changed when Auto is selected WARNING Don t change t...

Страница 33: ...parameters are available by selecting submenus Use the arrow keys to move the cursor to a parameter and press Enter to select a submenu Items with lighter text are not available Plug Play O S This opt...

Страница 34: ...ces To do so highlight this field then press Enter Use the arrow cursor keys to highlight the specified IRQ then press Enter Select Available default or Reserved with the arrow keys then press Enter t...

Страница 35: ...es the Setup program to assign LPT 1 378h IRQ7 NOTE If you select the Enabled option you can see additional options that allow you to specify the Base I O address and IRQs for the port you are configu...

Страница 36: ...ess Enter The following options appear NumLock This option controls whether the NumLock key on the keyboard is on or off at boot up The choices are Auto default On or Off Key Click This feature enable...

Страница 37: ...then press Enter The following options appear Event Log Capacity Event Log Validity These fields indicate whether space is available in the Event Log and whether the contents of the log are valid Vie...

Страница 38: ...ower management features When the power management option is enabled the following options appear in the Power Menu Power Management This feature lets you enable or disable BIOS power management Inact...

Страница 39: ...lt and Power On On PME This option controls how the system responds to a PCI power management event The options are Stay Off default and Power On First Second Third Fourth Boot Device You can select t...

Страница 40: ...r keys to select the desired option then press Enter to make your choice or use the arrow key to select another one Exit Saving Changes This option exits the Setup program and saves your changes to th...

Страница 41: ...the cover are included in this section GENERAL RULES FOR INSTALLING OPTIONS Follow these general rules when installing system options Turn off system power and unplug the power cable Turn off and disc...

Страница 42: ...board or chip in its anti static packaging until ready to install it Dissipate static electricity before handling any system components boards chips etc by touching a grounded metal object such as th...

Страница 43: ...lation easier CAUTION Electrostatic discharge can damage computer components Discharge static electricity by touching a metal object before you remove the system access cover 3 If the system is a mini...

Страница 44: ...the access cover use the following procedure 1 Gently set the access cover inside the edge of the case taking care not to bend the metal tabs 2 Align the tabs on the access cover with their correspond...

Страница 45: ...sion boards Plug and Play allows the installation of a board in an expansion slot without changing the hardware settings There are no system resource conflicts to resolve Plug and Play automatically c...

Страница 46: ...pansion boards in the system as follows 1 Remove the access cover 2 Follow any preinstallation instructions that come with the expansion board such as setting switches or jumpers on the board 3 Remove...

Страница 47: ...s cover Expansion Board Removal 1 Remove the system access cover 2 Label and remove any cables connected to the board 3 Remove the screw that secures the board to the support bracket 4 Pull the board...

Страница 48: ...DIMM specification for either 64 bit or 72 bit SDRAM Use the following procedure to Check the memory installed in the system Determine the DIMM configuration needed to increase memory Identify DIMM s...

Страница 49: ...64 64 MB 2 M x 64 16 MB 112 MB Empty 0 MB 16 M x 72 128 MB 16 M x 72 128 MB 256 MB ECC 16 M x 64 128 MB 2 M x 64 16 MB 8 M x 64 64 MB 210 MB 16 M x 64 128 MB 4 M x 64 32 MB 8 M x 64 64 MB 224 MB 16 M...

Страница 50: ...r 2 Locate the DIMM sockets 3 Remove any currently installed DIMMs that are not needed See DIMM Removal in this chapter CAUTION Before installing a DIMM reduce static discharge by touching the system...

Страница 51: ...ormation on upgrade capabilities DATA STORAGE DEVICES The system board in your computer supports the following storage devices two diskette drives including the standard 1 44 MB diskette drive and a t...

Страница 52: ...ith the device For example check the following Diskette drive remove any termination jumpers on the optional diskette drive See the documentation that comes with the drive IDE device check the jumper...

Страница 53: ...ude diskette drive signal cable IDE signal cables system power cables The addition of a diskette drive might require the replacement of the existing diskette drive cable The addition of an IDE device...

Страница 54: ...otched end on the drive connector Figure 3 9 shows a three connector diskette drive signal cable Figure 3 9 Diskette Drive Signal Cable IDE Signal Cables Each system comes with a three connector IDE i...

Страница 55: ...are attached to the standard storage devices System power cables vary in length and provide connector sizes to accommodate a variety of supported storage configurations Power cable connectors are keye...

Страница 56: ...onnector to the connector on the IDE device Take care to prevent bending drive connector pins Align the IDE cable connector as shown in Figure 3 12 2 Locate an available power connector coming from th...

Страница 57: ...e 1 Connect the diskette drive signal cable connector to the signal connector on the device see Figure 3 13 2 Locate an available power connector 3 Connect the power cable to the power connector on th...

Страница 58: ...e the following procedure to remove the front panel 1 Locate the two plastic tabs at the front of the chassis They are indicated by two arrows engraved on the chassis 2 Press down on the two tabs and...

Страница 59: ...d lift it out of the unit Installing a 3 1 2 Inch Device Use the following procedure to install a 3 1 2 inch device 1 Follow the preinstallation instructions that came with the device such as setting...

Страница 60: ...Locating Device Slots If you are installing the device in the second 3 1 2 inch internal device slot Remove the two screws securing the 3 1 2 inch hard disk bracket to the front of the system unit Fig...

Страница 61: ...wo screws inserted into the front of the system Slide the 3 1 2 inch hard disk bracket towards the back of the system unit until it is free of the molded plastic Align the two screw holes on the hard...

Страница 62: ...ng the device in an accessible slot go to step 6 6 To install a 3 1 2 inch device in an accessible slot Remove the plastic blank panel from the selected slot by pressing the panel tab inward and swing...

Страница 63: ...any rails attached See the documentation that comes with the device 2 Remove the access cover 3 Remove the device cage see Removing the CD ROM DVD Drive 4 Remove and label any cables that interfere w...

Страница 64: ...place the plastic panel 13 Replace the front panel 14 Replace the access cover Replacing the Front Panel To replace the front panel follow this procedure 1 Align the front panel s six tabs with their...

Страница 65: ...other external devices see the instructions that come with the option Parallel Printer NOTE Before connecting a printer to the system be sure the printer is set up correctly Follow the setup instructi...

Страница 66: ...3 26 Option Installation 5 Turn on the printer and the computer Figure 3 23 Locating the Parallel Port...

Страница 67: ...nstructions that 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 COM ports on the rear of the computer see Figure 3 24...

Страница 68: ...Service about service and contract warranty issues Call 1 888 632 9128 To log onto the NEC CSD Electronic Bulletin Board System BBS to download software drivers and the latest BIOS for ROM flashing C...

Страница 69: ...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...

Страница 70: ...d keys with a damp cloth A small 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...

Страница 71: ...r 4 Turn the mouse over and remove the ball 5 Clean the mouse as follows Clean the mouse ball with tap water and a mild detergent then dry it with a lint free cloth Remove any dust and lint from the m...

Страница 72: ...m Solution No power Power lamp on computer status panel will not light 1 Check that the power cord is plugged into the AC connector on the computer Check that the other end of the cord is plugged into...

Страница 73: ...parameters 2 Replace the CMOS battery if the date and time must be set each time the computer is powered on Computer halts during loading sequence 1 Power the computer off Check for proper jumper sett...

Страница 74: ...upply 4 Check hard disk cable and hard disk Replace as necessary 5 Replace system board or hard disk controller board if the system board controller is not used Memory malfunction Total memory not rec...

Страница 75: ...the capabilities of the video controller and memory Wavy display 1 Check that the computer and monitor are not near motors or electric fields Blank display 1 Press any key or move the mouse to ensure...

Страница 76: ...d and power supply 3 Check the master slave jumper settings 4 Check the IDE cable Replace as necessary 5 Check the power supply Replace as necessary 6 Check the system board Replace as necessary No so...

Страница 77: ...supply Replace as necessary 6 Check the system board Replace as necessary Communication error No or bad data when communicating 1 Check cable connections between system board and device 2 Check that...

Страница 78: ...eep before boot 1 2 Search for option ROMs 1 2 2 3 BIOS ROM checksum 1 3 1 1 Test DRAM refresh 1 3 1 3 Test 8742 keyboard controller 1 3 4 1 RAM failure on address line xxxx 1 3 4 3 RAM failure on dat...

Страница 79: ...or improperly discarded Use only the same battery or an equivalent type recommended by the manufacturer when replacing the battery Lithium acts as a catalyst when exposed to water and causes spontaneo...

Страница 80: ...ollow the table and procedures in reverse order Individual removal procedures do not require the total disassembly of the computer Each of the following subsections lists the parts that must be remove...

Страница 81: ...When handling boards or chips ground yourself to release static DISASSEMBLY Use the following procedures to disassemble the system unit NOTE Unplug the power cord before disassembling the system unit...

Страница 82: ...nit as follows 1 Locate the two plastic tabs at the front of the chassis They are indicated by two arrows engraved on the chassis 2 Press down on the two tabs and press in a third tab at the end of th...

Страница 83: ...evice cage from the system unit as follows 1 Label and disconnect any cables connected to devices in the device cage 2 Locate the screw on the front of the system between the 3 5 inch blank panel and...

Страница 84: ...ll the diskette drive out of the front of the system 5 1 4 Inch Device Removal Remove an optional 5 1 4 inch device from the system unit as follows 1 Remove the system access cover front panel and the...

Страница 85: ...stem unit Optional 3 1 2 Inch Hard Disk Drive Removal Remove the optional 3 1 2 inch hard disk drive as follows 1 Remove the system access cover and front panel as previously described 2 Label and unp...

Страница 86: ...wards the back of the system unit until it is free of the molded plastic 5 Remove the screw on the side of the hard disk securing it to the bracket Figure 5 7 Removing the Securing Screw 6 Slowly pull...

Страница 87: ...hard disk drive in the molded plastic cage at the front of the system Remove the screws 4 Release the two plastic clips inside the plastic cage holding the drive in the plastic cage and slide the dri...

Страница 88: ...ards as previously described 2 Press the locking clips at the ends of the socket away from the DIMM memory module see Figure 5 9 3 Gently rock the module while pulling it up from the socket Figure 5 9...

Страница 89: ...ibed 2 Label and unplug the power cable attached to the system board 3 Label and unplug the power cables from all installed devices 4 At the back of the system unit remove the two screws securing the...

Страница 90: ...de the system board towards the front of the unit until is is clear of the metal shielding and the alignment clips 5 Lift the board out of the system at an angle 6 If replacing the system board remove...

Страница 91: ...E hard disk Quantum ST Ultra DMA 300668 01 6b 4 3 GB IDE hard disk Quantum ST Ultra DMA 215 00125 6c 7 GB IDE hard disk Maxtor 300800 6d 6 4 GB hard disk IBM Ultra DMA 300815 6e 8 4 GB IDE hard disk M...

Страница 92: ...8 050796 000 19b 3COM PCI 10 100 3C905TX ethernet board 158 052256 000A 20a 2940 Adaptec UW SCSI adapter board 158 052132 000A 20b 2930 Adaptec SCSI adapter board 030295 20c Intel pro 100 network adap...

Страница 93: ...not shown in figure 030401 SCSI cable wide not shown in figure 233 00045 CD Restore Pkg Windows 95 systems only not shown in figure 165326 08 Battery not shown in figure 158 060367 000 Monitor NEC 15...

Страница 94: ...Direction L Series Desktop Illustrated Parts Breakdown ____________ This data was prepared June 1998 For an up to date listing of spare parts please call FaxFlashSM at 1 888 329 0088 or 1 978 635 6090...

Страница 95: ...M PCI 10 100 3C905TX ethernet board 158 052256 000A 13a 2940 Adaptec UW SCSI adapter board 158 052132 000A 13b 2930 Adaptec SCSI adapter board 030295 13c Intel Pro 100 network adapter board 145479 14...

Страница 96: ...Quantum ST Ultra DMA 300668 01 27b 4 3 GB IDE hard disk Quantum ST Ultra DMA 215 00125 27c 7 GB IDE hard disk Maxtor 300800 27d 6 4 GB hard disk IBM Ultra DMA 300815 27e 8 4 GB IDE hard disk Maxtor 8...

Страница 97: ...hown in figure 011002 Card sound wavetable OPL4 not shown in figure 030401 SCSI cable wide not shown in figure 233 00045 Cable CD ROM audio not shown in figure 070112 Microsoft SideWinder 3D joystick...

Страница 98: ...irection L Series Minitower Illustrated Parts Breakdown ____________ This data was prepared June 1998 For an up to date listing of spare parts please call FaxFlashSM at 1 888 329 0088 or 1 978 635 609...

Страница 99: ...hard disk Maxtor 88400D8 UDMA 300819 01 6f 9 1 GB hard disk UDMA 300833 6g 3 5 x1 6 9 1 GB Seagate Ultra wide SCSI ST19171W 300689 6h 3 5 x1 6 9 1 GB Seagate Ultra wide SCSI ST19101 300690 6i 3 5 x1 4...

Страница 100: ...8 052132 000A 20b 2930 Adaptec SCSI adapter board 030295 20c Intel pro 100 network adapter board 145479 21 Diskette drive signal cable 070114 22 IDE signal cable 233 00026 23 Cable audio internal dual...

Страница 101: ...shown in figure 233 00045 CD Restore Pkg Windows 95 systems only not shown in figure 165326 08 Battery not shown in figure 158 060367 000 Monitor NEC 15 C550 not shown in figure 011001 Monitor NEC 17...

Страница 102: ...tion SPL and SP Series Desktop Illustrated Parts Breakdown ____________ This data was prepared June 1998 For an up to date listing of spare parts please call FaxFlashSM at 1 888 329 0088 or 1 978 635...

Страница 103: ...net board 158 052256 000A 13a 2940 Adaptec UW SCSI adapter board 158 052132 000A 13b 2930 Adaptec SCSI adapter board 030295 13c Intel Pro 100 network adapter board 145479 14 System board 158 056690 00...

Страница 104: ...ltra DMA 300668 01 27b 4 3 GB IDE hard disk Quantum ST Ultra DMA 215 00125 27c 7 GB IDE hard disk Maxtor 300800 27d 6 4 GB hard disk IBM Ultra DMA 300815 27e 8 4 GB IDE hard disk Maxtor 88400D8 UDMA 3...

Страница 105: ...shown in figure 233 00045 CD Restore Pkg Windows 95 systems only not shown in figure 165326 08 Battery not shown in figure 158 060367 000 Monitor NEC 15 C550 not shown in figure 011001 Monitor NEC 17...

Страница 106: ...ion SPL and SP Series Minitower Illustrated Parts Breakdown ____________ This data was prepared June 1998 For an up to date listing of spare parts please call FaxFlashSM at 1 888 329 0088 or 1 978 635...

Страница 107: ...le 5 7 lists the Direction Series documentation Table 5 7 Direction Series Documentation Description Part Number Direction Series User s Guide 102018 01 Direction Series Service and Reference Manual 1...

Страница 108: ...ocessor subsystem is inserted into slot 1 on the system board A 242 pin edge connector is implemented on the processor card for system board installation Each end of slot 1 has a Retention Mechanism A...

Страница 109: ...or 8 Mbit by 72 64 MB DIMM 16 Mbit by 64 or 16 Mbit by 72 128 MB DIMM Read Only Memory ROM Flash ROM 2 Mbit Window RAM WRAM Standard video memory 4 MB video memory on the video board Calendar Clock Y...

Страница 110: ...pin connectors support for mode 3 and mode 4 Diskette Drive supports two devices 1 2 MB and 1 44 MB drives 34 pin connector Expansion Slots I O Bus PCI ISA Six expansion slots One 8 16 bit ISA slot T...

Страница 111: ...ailable four accessible device slots One accessible 5 25 inch device slot contains the standard CD ROM drive One accessible 5 25 inch device slot Two 3 5 inch device slots the lower 3 5 inch slot is n...

Страница 112: ...er volume control IMA compatible adaptive differential pulse code modulation ADPCM A Law and u Law compression decompression DMA Demand mode MPU 401 compatible MIDI interface Wave Blaster upgradeable...

Страница 113: ...hts are averages Weights depend upon the system configuration System Unit 27 5 lb 12 46 kg Keyboard 3 5 to 4 lb 1 6 to 1 8 kg Power Universal Power Supply 235 W Power Management Partial and full power...

Страница 114: ...able B 2 and Table B 3 list each connector by its function number and type Figure B 1 shows the locations of the connectors and slots on the system board Figure B 2 shows the locations of the connecto...

Страница 115: ...B 2 Connector Pin Assignments Figure B 1 System Board Connectors and Slots Figure B 2 System Board External Connectors...

Страница 116: ...er Type Parallel Interface 25 pin female sub D shell Serial Interface COM1 and COM2 9 pin D shell Mouse 6 pin PS 2 style connector Keyboard 6 pin PS 2 style connector Diskette Drive J8K1 2 x 17 pin ma...

Страница 117: ...or are listed in Table B 4 Table B 4 RS 232C Serial Port Connector Pin Assignments Pin Signal Description 1 DCD Carrier detect 2 Serial In Receive data 3 Serial Out Transmit data 4 DTR Data terminal r...

Страница 118: ...e listed in Table B 5 Table B 5 Parallel Port Connector Pin Assignments Pin Signal Pin Signal 1 Strobe 14 Auto feed 2 Data bit 0 15 Fault 3 Data bit 1 16 INIT Initialize 4 Data bit 2 17 SLCT IN Select...

Страница 119: ...und 4 5 V 14 PS ON Power supply remote on off control 5 Ground 15 Ground 6 5 V 16 Ground 7 Ground 17 Ground 8 PWRGD Power Good 18 5 V 9 5 VSB Standby for real time clock 19 5 V 10 12 V 20 5 V KEYBOARD...

Страница 120: ...r Pin Assignments Pin Signal Description 1 2 SW_ON Ground Power On 3 4 SLEEP SLEEP_PU pull up Sleep Resume 5 No connect none 6 7 8 9 10 11 5V Key IrRX Ground IrTX CONIR Consumer IR IrDA 12 No connect...

Страница 121: ...ved 5 Key 6 FDEDIN 7 Ground 8 FDINDX Index 9 Ground 10 FDM00 Motor enable A 11 Ground 12 FDDS1 Drive select B 13 Ground 14 FDDS0 Drive select A 15 Ground 16 FDM01 Motor enable B 17 MSEN1 18 FDDIR Step...

Страница 122: ...sitively active signals are prefixed with a designation Table B 10 IDE PCI Connector Pin Assignments Pin Description Pin Description 1 Reset IDE 2 Ground 3 Host data 7 4 Host data 8 5 Host data 6 6 Ho...

Страница 123: ...DQ43 141 DQ50 16 DQ12 58 DQ19 100 DQ44 142 DQ51 17 VDD 59 VDD 101 DQ45 143 VDD 18 VDD 60 DQ20 102 VDD 144 DQ52 19 DQ14 61 NC 103 DQ46 145 NC 20 DQ15 62 NC VREF 104 DQ47 146 NC VREF 21 CB0 63 CKE1 105...

Страница 124: ...Ground B13 Ground A46 AGP_TRDY B46 AGP_DEVSEL A14 No connect B14 No connect A47 AGP_STOP B47 Vcc3 3 A15 SBA1 B15 SBA0 A48 No connect B48 AGP_PERR A16 Vcc3 3 B16 Vcc3 3 A49 Ground B49 Ground A17 SBA3...

Страница 125: ...Output SD0 B9 Power 12V A10 Input IOCHRDY B10 Ground GND A11 Output AEN B11 Output SMEMW SMWTC A12 Input Output SA19 B12 Output SMEMR SMRDC A13 Input Output SA18 B13 Input Output IOW IOWC A14 Input O...

Страница 126: ...IRQ11 C5 Input Output LA20 D5 Input IRQ12 C6 Input Output LA19 D6 Input IRQ15 C7 Input Output LA18 D7 Input IRQ14 C8 Input Output LA17 D8 Output DACK0 C9 Input Output MEMR MRDC D9 Input DRQ0 C10 Input...

Страница 127: ...ERR A10 5V I O B10 Reserved A41 SBO B41 3 3V A11 Reserved B11 PRSNT2 A42 Ground B42 SERR A12 Ground B12 Ground A43 PAR B43 3 3v A13 Ground B13 Ground A44 AD15 B44 C BE1 A14 Reserved B14 Reserved A45 3...

Страница 128: ...ssignments B 15 UNIVERSAL SERIAL BUS USB CONNECTORS Table B 15 lists the pin assignments and signal names for the USB connectors Table B 15 USB Connectors Pin Signal Name 1 Power 2 USBP0 USBP1 3 USBP0...

Страница 129: ...ystem board IRQ SETTINGS The following settings are the default IRQ settings IRQ0 timer IRQ1 keyboard IRQ2 cascade interrupt IRQ3 COM2 IRQ4 COM1 IRQ5 LPT2 IRQ6 diskette drive IRQ7 LPT1 IRQ8 real time...

Страница 130: ...right mouse button 2 Click Properties The System Properties box appears 3 Click the Device Manager tab 4 Double click Computer The Computer Properties box appears and displays the View Resources folde...

Страница 131: ...ings 2 Remove the access cover see Section 3 Removing the Access Cover 3 Locate the Configuration jumper J8B2 on the system board see Locating the Jumper in the previous subsection 4 You may have to r...

Страница 132: ...n off the system before you change any jumper settings 2 Remove the access cover see Section 3 Removing the Access Cover 3 Locate the Configuration jumper J8B2 on the system board see Locating the Jum...

Страница 133: ...f you removed any expansion boards replace them see Section 3 Expansion Board Installation 12 Replace the access cover Reconnect the system power cables and peripheral devices 13 Power on the system 1...

Страница 134: ...disk drive 5 6 5 1 4 inch device 5 5 device cage 5 4 DIMM module 5 9 diskette drive 5 4 expansion boards 5 2 fan assembly 5 8 front panel 5 3 power supply 5 10 side panel 5 4 standard 3 1 2 inch hard...

Страница 135: ...ir 5 1 disassembly 5 1 reassembly 5 1 S Setup 2 1 Setup and Operation 2 1 Setup utility legend bar 2 4 storage device installation 3 11 3 18 device cables 3 13 device preparation 3 12 device slots 3 1...

Страница 136: ...e interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment to an outlet on a ci...

Страница 137: ...5 If too many devices are attached they may not ring properly Modem Service Requirements If the modem malfunctions all repairs should be performed by NEC Computer Systems Division or an NEC CSD Author...

Страница 138: ...ground connections of the power utility telephone lines and internal metallic water pipe system if present are connected together This precaution may be particularly important in rural areas WARNING U...

Страница 139: ...n landfilling or mixing of batteries with the municipal solid waste stream is prohibited by law in most areas Return batteries to a federal or state approved battery recycler This may be where you pur...

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