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Section 5 Disassembly and Reassembly 5-15

Table 5-3 Direction T-Series Minitower Field-Replaceable Parts List*

Item

Description

Part Number

AC power cable

070135

Microphone

232-00011

Microsoft mouse

230-00025

Keyboard, Egro

229-00012

Diskette drive signal cable

070114

IDE signal cable

233-00026

4-MB WRAM module

060204

PCI video board, GX2 (Reality 334)

060203

Video board, Revolution 3

060202

U.S. Robotics fax/modem board

090134

AWE32 wavetable

060125

11a

3C509B network board

158-050796-000

11b

3COM PCI 10/100 3C905TX ethernet board

158-052256-000A

System board

158-056663-000

13a

32-MB DIMM

081779

13b

64-MB DIMM

081794

14a

Altec Lan speakers, ACS90

160312

14b

Altec Lan speakers, ACS45

160314

14c

Altec Lan speakers, ACS410

160313

14d

Altec Lan speakers, ACS251

160315

15a

P200 MMX processor

081698

15b

P233 MMX processor

081778

Active heatsink

146824-01

Power supply, 235W FSP235-60GT (ATX2)

190300

Fan assembly

158-056683-000

Left side cover (access cover)

158-056686-000

Top cover

158-056685-000

Right side cover

158-056687-000

Front panel

158-056679-000

____________

* This data was prepared April 1998. For an up-to-date listing of spare parts, please call FaxFlash at 1-888-329-0088
(or 1-978-635-6090 outside the U.S.) and order document 42102017.

Содержание Direction SP200T

Страница 1: ...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 design and specification improvements the i...

Страница 2: ...mory Real Time Clock Battery 1 5 DMA IRQ Settings 1 5 IDE Ports 1 6 I O Ports 1 6 Sound System 1 7 U S Robotics Sportster Fax Modem Board 1 7 Diskette Drive 1 7 Hard Disk Drive 1 7 CD ROM Reader 1 8 Zip Drive 1 8 Power Supply 1 8 Power Management 1 8 Section 2 Setup Utility Configuration Information 2 1 When to Use Setup 2 1 How to Start Setup 2 2 How to Use Setup 2 3 Menu Bar 2 3 Legend Bar 2 4 S...

Страница 3: ...Boot Menu 2 15 Hard Drive Submenu 2 16 Removable Drive Submenu 2 16 Removable Format 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 Cover 3 5 Expansion Boards 3 6 Expansion Slot Locations 3 6 Expansion Board Installation 3 7 Expansion Board Removal 3 8 DIMM Upgrade 3 8 DIMM Remova...

Страница 4: ...ection 4 Maintenance and Troubleshooting Maintenance 4 1 System Cleaning 4 1 Keyboard Cleaning 4 2 Mouse Cleaning 4 2 Troubleshooting 4 4 Diagnosing and Solving Problems 4 4 Beep Codes 4 10 CMOS Battery Replacement 4 11 Section 5 Disassembly and Reassembly Disassembly 5 2 System Access Cover 5 2 Expansion Board Removal 5 2 Front Panel Removal 5 3 Side Panel Removal 5 4 Device Cage Removal 5 4 Disk...

Страница 5: ...10 ISA Expansion Bus Connector Pin Assignments B 11 PCI Expansion Bus Connector Pin Assignments B 13 Universal Serial Bus USB Connectors B 14 Appendix C System Resources IRQ Settings C 1 Viewing System Resources C 2 Checking Jumper Settings C 2 Clearing the System Password C 4 BIOS Update Utility C 4 Figure Figure 3 1 Loosening the Screw and Pressing the Tabs 3 3 Figure 3 2 Sliding Off the Cover 3...

Страница 6: ...e 4 2 Locating the Battery 4 11 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 5 5 Removing the 5 1 4 Inch Device Screws 5 6 Figure 5 6 The 3 1 2 Inch Device Screws 5 7 Figure 5 7 Removing the Drive 5 8 Figure 5 8 Removing a DIMM 5 9 Figure 5 9 Removing the Power Supp...

Страница 7: ...on 5 18 Table B 1 System Board Connectors B 1 Table B 2 System Board Internal Connectors B 3 Table B 3 System Board Connector Numbers and Types B 3 Table B 4 RS 232C Serial Port Connector Pin Assignments B 4 Table B 5 Parallel Port Connector Pin Assignments B 5 Table B 6 Primary Power Supply Connector Pin Assignments B 6 Table B 7 Keyboard and Mouse Connector Pin Assignments B 6 Table B 8 Front Pa...

Страница 8: ...Contents ix ...

Страница 9: ... Option Installation provides installation procedures for adding optional expansion boards diskette and hard disk storage devices system memory and processor updates Section 4 Maintenance and Troubleshooting includes recommended maintenance information lists possible computer problems and their solutions and has battery replacement procedures Section 5 Disassembly and Reassembly includes computer ...

Страница 10: ...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 checking and correction EDO extended data output EGA Enhanced Graphics Adapter EPROM erasable and programmable ROM EVGA Enhanced Video Graphics Array F Fahrenheit FAX facsimile transmission FCC Federal ...

Страница 11: ...ital 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 programmable ROM QFP quad flat pack RAM random access memory RAMDAC RAM digital to analog converter RAS row address strobe RGB red green blue RGBI red green blue intensity ROM read only memory rpm re...

Страница 12: ...Abbreviations xiii VFC VESA compliant feature connector VGA Video Graphics Array VRAM video RAM W watt W write ...

Страница 13: ...MB 32 MB or 64 MB Secondary Cache 512 KB pipeline burst 512 KB pipeline burst Chipset Intel 82430TX dual PCI Intel 82430TX dual PCI Graphics PCI graphics board Number Nine Revolution 3D graphics board Video Memory 4 MB SGRAM 4 MB WRAM Sound Sound Retrieval System Sound Retrieval System Fax Modem U S Robotics 56 kbps U S Robotics 56 kbps Hard Disk 3 2 GB 3 2 GB 4 3 GB or 7 GB CD ROM 24x 24x Zip Dri...

Страница 14: ...ompliment the processor s internal caches High performance features include pipeline 32 bit addressing 64 bit data 512 KB of pipeline burst secondary cache integrated on system board direct mapped write back and write through organization The system comes with 32 or 64 MB of main system memory Two sockets on the system board support up to 256 MB of high speed memory using industry standard gold pl...

Страница 15: ...d in traditional systems maintains maximum performance at high clock speeds and provides a clear upgrade path to future technologies The PCI bus contains two embedded PCI devices the PCI local bus IDE interface and the PCI video graphics controller The PCI bus also contains a connector for attaching the bus expansion board Expansion Bus The expansion bus contains two ISA slots three PCI slots and ...

Страница 16: ...lay eliminates 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 no jumpers to set and no system resource conflicts to resolve Plug and Play automatically configures the board for the system The system also supports non Plug and Play boards Plug and Play i...

Страница 17: ... boards with minimal user intervention Table 1 3 and Table 1 4 list system IRQ and DMA default settings Table 1 3 Interrupt Level Assignments IRQ System Resource NMI I O channel check 00 Reserved internal timer 01 Reserved keyboard buffer full 02 Reserved cascade interrupt form slave PIC 03 COM2 04 COM1 05 LPT2 Plug and Play option Audio User available 06 Diskette drive 07 LPT1 08 Real time clock ...

Страница 18: ...IDE 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 reader is attached to the standard IDE port secondary channel I O Ports The system board features an enhanced parallel port two buffered high speed serial ports and two Universal Serial Bus USB ports The enhanced...

Страница 19: ... µlaw digital audio compression decompression Full digital control of all mixer and volume control functions Sound Blaster and Windows Sound System compatibility The system board provides a connector for connecting a Creative Labs AWE32 wavetable board to the Yamaha chip The board provides true wavetable synthesis and 32 distinct voices for music playback U S ROBOTICS SPORTSTER FAX MODEM BOARD The...

Страница 20: ...n boards diskette drives hard drives keyboard and mouse A fan inside the power supply provides system ventilation The power supply has several cables for attaching to the various devices requiring power POWER MANAGEMENT The Advanced Power Management APM program located on the 430TX System Controller MTXC chip reduces system power consumption when there is no activity detected from the keyboard mou...

Страница 21: ... battery 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 Use the Setup utility program to set the time and date to update or check system parameters when adding or removing expansion options to change or set power management features to correct a hardware ...

Страница 22: ...art 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 appears similar to the following screen NOTE The screen shown is typical of a system The actual settings on the Main Menu depend upon the hardware installed in the system ...

Страница 23: ...ral 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 window to set system parameters Menu Bar The menu bar at the top of the Main Menu window lists these menus Main Use the Main menu for basic system configuration For example select Main to set the sy...

Страница 24: ...selects submenu Selecting a Menu Item To select a menu item use the up down arrow keys to move the cursor to the desired field Then press Enter The Exit Saving Changes command in the Exit Menu saves the values currently displayed in all the menus Displaying a Submenu To display a submenu use the up down arrow keys to move the cursor to the desired submenu Then press Enter A pointer a right pointin...

Страница 25: ...ocessor 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 on your system board BIOS Version This field displays your system s BIOS version number Language This field displays the current default language used by the BIOS Depending on the system you purchase...

Страница 26: ...light the Floppy Options field then press the Enter key You ll see the following options Diskette A B These fields specify the capacity and physical size of Diskette Drive A and B if included To change these highlight the field for the drive press the Enter key and select from the following options Disabled default for Drive B 360KB 5 25 inch 1 2MB 5 25 inch 720KB 3 5 inch 1 44 1 25 MB 3 5 inch de...

Страница 27: ...the drive parameters to be set NOTE Jumpers on the IDE device must be set to the master or slave device see the documentation that comes with the device Primary Secondary IDE Master Slave Submenus These entries let you check or change the following hard disk drive parameters They are not available if Auto is selected Type This option lets you choose Auto to have BIOS detect the type and properties...

Страница 28: ...not access this option if the configuration type is set to Auto If necessary check the specification for your hard drive to determine the best setting for optimum drive performance The options include 2 Sectors 4 Sectors 8 Sectors 16 Sectors default Disabled LBA Mode Control This option specifies the IDE translation mode LBA causes Logical Block Addressing to be used in place of Cylinders Heads Se...

Страница 29: ... and press Enter to select a submenu Items with lighter text are not available Plug Play O S This option enables or disables Plug and Play compatible operating system to avoid DMA conflicts with ISA boards Choose Yes default or No Reset Configuration Data This option is used to reset advanced configuration options to default settings without affecting other CMOS changes The options include No defa...

Страница 30: ...bled Disabled is the default system RAM is turned off to allow address space to be available by an option board You can choose either a 128 KB conventional memory hole starting at 512 KB or a 1 MB extended memory hole beginning at 15 MB To return to the Resource Configuration submenu press the Esc key IRQ Reservation Submenu This option lets you reserve specific IRQs interrupt requests for use by ...

Страница 31: ... the Base I O address and IRQs for the port you are configuring Parallel Port This option configures the system s Parallel Port Choose Auto default Enabled or Disabled The Auto setting causes 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 configuring Mode P...

Страница 32: ... the Enter key 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 enables or disables the key click option Select Enabled or Disabled default Keyboard Auto Repeat Rate This feature selects the key repeat rate the rate at which a key when pressed and held repeats itse...

Страница 33: ...n TV Out Signal Type This setting selects the type of TV Out signal to be used and was configured based on the region where you purchased your system The options include NTSC North America PAL Europe PAL M South America To return to the Advanced Menu press the Esc key DMI Event Logging Submenu This submenu can be used to view and modify DMI Event Logs To enter the submenu highlight the DMI Event L...

Страница 34: ...r your User password correctly whenever you boot the system before you can use it A Supervisor Password controls access to the BIOS and Setup Utility program If the Supervisor Password feature has been enabled a Supervisor password must be entered correctly before all options in the Setup Utility program are available for example to disable password protection Press the right arrow cursor key to m...

Страница 35: ...r loss The options are Stay Off default which keeps the power off until the system s power button is pressed Power On which restores the system s power and Last State which restores the previous power state On Modem Ring This option sets whether or not the modem powers up on boot or remains off until manually activated The options are Stay Off and Power On default Scan User Flash Area This feature...

Страница 36: ...e a device up or down the list To exit from the Removable Drive submenu press the Esc key Removable Format Submenu This submenu selects the media format of any available removable drives if included To change the format highlight this field and press the Enter key From the Removable Format submenu make sure the Hard Drive option is highlighted then press the Enter key Select either Removable or Ha...

Страница 37: ...s option saves your changes as Custom default settings Discard Changes This option discards any changes made to BIOS settings during the current session but does not reboot the system NOTE If your system s CMOS fails the BIOS will load custom default settings if you ve saved them or factory default settings Finally press the Enter key again to confirm and exit the Setup program ...

Страница 38: ... 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 disconnect all peripherals When handling boards or chips touch the metal of the system unit to discharge static Do not disassemble parts other than those specified in the procedure All screws are Phillips head unless otherwise specifi...

Страница 39: ...a 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 the system s unpainted metal chassis If possible use anti static devices such as wrist straps and floor mats Always hold a chip or board by its edges Avoid touching the components on the chip or board ...

Страница 40: ...her external options such as a printer from the rear of the computer Label all cables to make reinstallation easier CAUTION Electrostatic discharge can damage computer components Discharge static electricity by touching a metal object before you remove the system access cover 3 Loosen the thumb screw at the rear of the system by turning it counterclockwise If you installed a lock on the back of th...

Страница 41: ...ops If it is very tight you can also carefully insert a screwdriver into the slot adjacent to the fans at the back side of the cover and very gently rock the cover loose taking care not to scratch the system Figure 3 2 Sliding Off the Cover 5 Lift it away from the system ...

Страница 42: ... corresponding slots on the system Insert the tabs on the edge of the access cover into their slots on the system Figure 3 3 Aligning the Tabs 3 Slide the access cover forward to meet the front panel 4 Tighten the thumb screw NOTE The cover fits tightly If it does not slide all the way to the front panel place one hand on the front of the unit while you slide the cover forward from the rear 5 Reco...

Страница 43: ...ically configures the board for the system Industry standard 8 bit and 16 bit ISA and 32 bit PCI expansion boards are supported in the system unit ISA expansion boards can be Plug and Play or non Plug and Play boards PCI expansion boards run at one half the system host s bus speed The PCI bus handles 32 bits of data at a time being wider as well as faster than the standard ISA bus PCI boards can s...

Страница 44: ... to save the slot cover for future use CAUTION A slot cover can damage the system board or any option board if it falls into the system Take care to keep the slot cover from falling when removing the screw If the slot cover does fall into the unit remove it before replacing the cover 4 Hold the board by its edges and insert it into the expansion slot 5 Press the board firmly into the expansion slo...

Страница 45: ...e supported Depending on product upgrade availability your system memory can be upgraded to a total of 256 MB When upgrading your system memory note the following conditions Be sure to use 168 pin 3 3V DIMMs with gold plated contacts Bus speed of 66 MHz only is supported Non Error Correcting and Checking 64 bit DIMMs are supported NOTE Although memory size and type may vary the SDRAM DIMMs must me...

Страница 46: ... 8 MB 16 MB 2 M x 64 16 MB 2 M x 64 16 MB 32 MB 2 M x 64 16 MB 4 M x 64 32 MB 48 MB 4 M x 64 32 MB 4 M x 64 32 MB 64 MB 8 M x 64 64 MB 1 M x 64 8 MB 72 MB 2 M x 64 16 MB 8 M x 64 64 MB 80 MB 4 M x 64 32 MB 8 M x 64 64 MB 96 MB 2 M x 64 16 MB 16 M x 64 128 MB 144 MB 16 M x 64 128 MB 2 M x 64 16 MB 144 MB 16 M x 64 128 MB 4 M x 64 32 MB 160 MB 16 M x 64 128 MB 8 M x 64 64 MB 192 MB 16 M x 64 128 MB ...

Страница 47: ... 3 To remove a DIMM from its socket press the plastic clips at the outer edges of the socket away from the DIMM 4 Carefully rock the DIMM to pull it from the socket Figure 3 6 Removing a DIMM 5 Store the DIMM in an antistatic bag available at electronic supply stores or a cardboard box 6 Repeat steps 2 through 4 if you need to remove another DIMM ...

Страница 48: ...er CAUTION Before installing a DIMM reduce static discharge by touching the system s metal chassis 4 To install a DIMM align the module with an empty socket Make sure that the notches on the DIMM line up with the keys in the sockets 5 Insert the DIMM into the socket Close the plastic clips at both ends of the socket Figure 3 7 Installing a DIMM 6 Replace any cables or boards that may have been rem...

Страница 49: ...s seven storage device slots a 3 5 inch accessible device slot contains the standard 1 44 MB diskette drive two internal 3 5 inch hard drive slots one contains the hard drive four accessible device slots two accessible 5 25 inch device slots one contains the standard CD ROM reader two 3 5 inch device slots the lower 3 5 inch slot is not accessible on the desktop model Figure 3 8 shows the device s...

Страница 50: ...correctly as the first master or second slave device on the IDE channel The standard IDE hard disk is set as the master device on the primary IDE connector The standard CD ROM reader is the master device on the secondary IDE connector Installation hardware check to be certain you have the screws necessary to secure the drive in an accessible drive slot Device Cables The cables used for installatio...

Страница 51: ...Cable A two connector diskette drive signal cable comes attached to the system board and to the standard 1 44 MB diskette drive A three connector cable is required for adding a second device The colored edge of the cable goes to pin 1 on the cable connector Align the red edge of the cable with pin 1 the notched end on the drive connector ...

Страница 52: ...he primary IDE connector and the installed hard disk A second IDE cable connects to the CD ROM reader and to the secondary IDE connector In some systems a Zip drive also comes attached to the primary IDE cable Figure 3 11 shows a typical three connector IDE cable If the IDE cable is not keyed with a connector tab align the colored edge of the cable with the pin 1 side of the drive connector Figure...

Страница 53: ...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 keyed to fit only in the correct position Figure 3 12 shows the power cable connectors Figure 3 12 Power Cable Connectors ...

Страница 54: ...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 13 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 3 13 Connecting IDE Device Cables 4 If installing an IDE CD ROM reader also connect the audio cable...

Страница 55: ...ct the diskette drive signal cable connector to the signal connector on the diskette drive see Figure 3 14 2 Locate an available power connector 3 Connect the power cable to the power connector on the device Figure 3 14 Connecting 1 2 MB Diskette Drive Cables ...

Страница 56: ...nch device accessing the CD ROM reader replacing the front panel Removing the Front Panel Use 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 press in a third tab at the end of the panel to release the panel see Figure 3 15 Figure 3 15 Releasing the ...

Страница 57: ...ch device 1 Follow the preinstallation instructions that came with the device such as setting jumpers and switches 2 Remove the access cover 3 Remove and label any cables that interfere with installing the device 4 Remove the front panel see the previous section Figure 3 16 Device Slots Front Panel Removed ...

Страница 58: ...e device in an accessible slot go to step 6 If you are installing the device in the second 3 1 2 inch internal device slot simply insert the drive into the opening until it is secured by the clips see Figure 3 17 Secure the drive with two screws inserted into the front of the system Figure 3 17 Inserting the Device ...

Страница 59: ... of sharp edges 8 Slide the device into the slot and secure the device 9 Connect the device cables 10 Replace the front panel 11 Replace the access cover Installing a 5 1 4 Inch Device Install an accessible device into the device slot as follows 1 Follow the preinstallation instructions that came with the device such as setting jumpers and switches NOTE If your 5 1 4 inch device comes with drive r...

Страница 60: ...ntil it breaks away from the chassis Be careful of sharp edges 7 From the front of the system slide the device connector end first into the device slot NOTE To easily access device connectors for cabling do not insert a 5 1 4 inch device all the way into the slot 8 Connect the device cables see Cabling Storage Devices 9 Align the holes in the device with the holes in the chassis 10 Secure the devi...

Страница 61: ...ight insert a screwdriver into the slots between the cover and the front panel and carefully pry it loose For the desktop use the following procedure to remove the accessible device cage 1 Locate the screw on the front of the system between the 3 5 inch blank panel and diskette drive Remove the screw 2 Slide the cage towards the front of the system and lift it out of the unit Replacing the Front P...

Страница 62: ... 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 instructions that come with the printer Connect a parallel printer to the system as follows 1 Turn off power to the system and printer 2 Connect the printer cable to the printer port on the rear of the system...

Страница 63: ...3 26 Option Installation 5 Turn on the printer and the computer Figure 3 20 Locating the Parallel Port ...

Страница 64: ...etup instructions 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 the COM1 port on the rear of the computer see Figure 3 21 3 Secure the cable with the screws provided 4 Connect the other end to the serial device 5 Turn on the serial device and the computer Figure 3 21 Locating COM Ports ...

Страница 65: ...power button is off All voltage is removed only when the power cord is unplugged System Cleaning Use the following 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 with a mild detergent Do not use solvents or strong abrasive cleaners on any part of the ...

Страница 66: ...nd 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 it before reattaching the keyboard to the system unit Mouse Cleaning Under normal conditions the mouse has a self cleaning mechanism that prevents a buildup of dust or lint around the mouse ball and ...

Страница 67: ...er 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 mouse socket 6 Replace the mouse ball in its socket 7 Replace the ball cover and turn it counterclockwise until it locks in place ...

Страница 68: ...wer 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 a live properly grounded AC power outlet 2 Check cable connections between the power supply and system board 3 Systematically eliminate possible shorted PCBs by removing cables and expansion boards 4 Check the 5 and 12 po...

Страница 69: ... 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 settings see appendices then power on the computer 2 Check condition of selected bootload device diskette or hard disk for bad boot track or incorrect OS files 3 Try booting OS from diskette or recopy OS...

Страница 70: ...eck hard disk cable and hard disk Replace as necessary 5 Replace system board or hard disk controller PCB if the system board controller is not used Memory malfunction Total memory not recognized 1 Reseat DIMMs 2 Systematically swap DIMMs 3 Check to see if the DIMM configuration is valid see Section 3 4 Replace DIMMs 5 Replace system board Fax data speakerphone board malfunction No output from boa...

Страница 71: ...e capabilities of the built in video controller and DRAM 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 power management has not blanked the display 2 Check that the monitor power switch is on 3 Check that the monitor cable is attached to the video connector at the back of the system 4 Check cable ...

Страница 72: ...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 sound from CDs 1 Check that speaker power is on and volume is adjusted 2 Check audio software settings 3 Check the CD disc 4 Check the CD ROM drive audio cable Replace as necessary 5 Replace the CD ROM reader...

Страница 73: ... 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 the interface port is selected 3 Test or replace the device and interface cable see the device documentation for troubleshooting 4 Replace the system board ...

Страница 74: ...tion 1 Refresh Failure The memory refresh circuitry on the system board is faulty 2 Parity Error Parity error in the first 64 KB of memory 3 Base 64 KB Memory Failure Memory failure in the first 64 KB 4 Timer Not Operational Memory failure in the first 64 KB of memory or Timer 1 on the system board is not functioning 5 Processor Error The CPU on the system board generated an error 6 8042 Gate A20 ...

Страница 75: ... causes the computer to lose system configuration information If possible run Setup and record the system configuration settings before removing the battery Use that information to restore the system after replacing the battery 2 Remove the system access cover 3 Locate the battery and its socket on the system board see Figure 4 2 Figure 4 2 Locating the Battery 4 Use fingers to carefully pull the ...

Страница 76: ... when replacing the battery Lithium acts as a catalyst when exposed to water and causes spontaneous combustion on contact Discard used batteries according to the manufacturer s instructions 5 With the positive side facing up press the new battery into the socket 6 Replace the system access cover 7 Connect external peripherals and power cables 8 Run Setup to reconfigure system parameters see Sectio...

Страница 77: ... follow 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 removed before beginning the removal procedure Table 5 1 Disassembly Sequence Sequence Part See Page 1 System access cover 5 2 2 Expansion board s 5 2 3 Front panel 5 3 4 Side panel 5 4 5 Device cage 5 4 ...

Страница 78: ...TION 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 Voltage is present inside the system unit even after the power is off All voltage is removed only when the power cord is unplugged System Access Cover To remove and replace the system access cove...

Страница 79: ...t panel from the system unit 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 the panel to release the panel see Figure 5 2 Figure 5 2 Releasing the Front Panel ...

Страница 80: ...unit and away from the unit Device Cage Removal Remove the device 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 diskette drive see Figure 5 3 Remove the screw Figure 5 3 Locating the Device Cage Screw 3 Slide the cage towards the front of the system an...

Страница 81: ...ive Clips 4 Squeeze the two clips and pull 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 device cage as previously described 2 Label and unplug the signal and power cables from the optional device in the 5 1 4 inch device cage Unplug the audio cabl...

Страница 82: ...t of the system unit Standard 3 1 2 Inch Hard Disk Drive Removal Remove the standard 3 1 2 inch hard disk drive as follows 1 Remove the system access cover and front panel as previously described 2 Label and unplug the hard disk drive power and signal cables from the hard disk drive 3 Remove the two screws securing the 3 1 2 inch hard disk drive to the front of the system unit see Figure 5 6 ...

Страница 83: ...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 Unplug the hard disk drive power and signal cables from the optional hard disk drive 3 Locate the two screws securing the 3 1 2 inch hard disk drive in the molded plastic cage at the front of the system Remove the screws ...

Страница 84: ... and out of the cage Figure 5 7 Removing the Drive Fan Assembly Removal Remove the fan assembly per the following steps 1 Remove the system access cover per Section 3 2 At the rear of the system unit press in on the two locking tabs securing the assembly to the chassis 3 Remove the fan by pulling it outward away from the system board ...

Страница 85: ...ion boards as previously described 2 Press the locking clips at the ends of the socket away from the DIMM memory module see Figure 5 8 3 Gently rock the module while pulling it up from the socket Figure 5 8 Removing a DIMM When installing a DIMM module align the notches on the module with the keys in the memory socket insert the module and press in the plastic locking clips ...

Страница 86: ...y described 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 power supply to the system unit see Figure 5 9 Figure 5 9 Removing the Power Supply Screws 5 Pull the power supply out of the system unit ...

Страница 87: ...the System Board Screw 4 Slide 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 any installed DIMMs from the board Reinstall the DIMMs on the new board ILLUSTRATED PARTS BREAKDOWN This section contains the illustrated parts breakdown IPB and NECCSD pa...

Страница 88: ...ver 158 056682 000 11 Top cover access cover 158 056680 000 12 Front panel 158 056678 000 13 Right side cover 158 056681 000 14 Power supply 235 W FSP235 60GT ATX2 190300 15a Altec Lan speakers ACS90 160312 15b Altec Lan speakers ACS45 160314 15c Altec Lan speakers ACS410 160313 15d Altec Lan speakers ACS251 160315 16 Fan assembly 158 056683 000 17a PCI video board GX2 Reality 334 060203 17b Video...

Страница 89: ...B WRAM module 060204 30 Interface cable second serial 158 050454 000 31 3 connector split IDE cable hard disk Zip 158 050836 002 32 Cable assembly Y 158 052177 000 33 Wavetable cable 070636 34 Power strip surge protector 213 00009 System power switch not shown in figure 130047 Phone cable modem not shown in figure 158 050519 001 Cable audio internal dual MPC not shown in figure 070808 CD Restore W...

Страница 90: ... 5 11 Direction T Series Desktop Illustrated Parts Breakdown ____________ This data was prepared April 1998 For an up to date listing of spare parts please call FaxFlash at 1 888 329 0088 or 1 978 635 6090 outside the U S and order document 42102017 ...

Страница 91: ...thernet board 158 052256 000A 12 System board 158 056663 000 13a 32 MB DIMM 081779 13b 64 MB DIMM 081794 14a Altec Lan speakers ACS90 160312 14b Altec Lan speakers ACS45 160314 14c Altec Lan speakers ACS410 160313 14d Altec Lan speakers ACS251 160315 15a P200 MMX processor 081698 15b P233 MMX processor 081778 16 Active heatsink 146824 01 17 Power supply 235W FSP235 60GT ATX2 190300 18 Fan assembly...

Страница 92: ...backup 320547 29b Seagate tape drive CTT800I S 320545 30 Interface cable second serial 158 050454 000 31 3 connector split IDE cable hard disk Zip 158 050836 002 32 Cable assembly Y 158 052177 000 33 Wavetable cable 070636 34 Power strip surge protector 213 00009 System power switch not shown in figure 130047 Phone cable modem not shown in figure 158 050519 001 Cable audio internal dual MPC not sh...

Страница 93: ...5 12 Direction T Series Minitower Illustrated Parts Breakdown ____________ This data was prepared April 1998 For an up to date listing of spare parts please call FaxFlash at 1 888 329 0088 or 1 978 635 6090 outside the U S and order document 42102017 ...

Страница 94: ...dule 60204 Table 5 5 lists the Direction T Series documentation Table 5 5 Direction T Series Documentation Description Part Number Direction T Series User Manual 102017 Direction T Series Service and Reference Manual 102017 SRV ____________ This data was prepared April 1998 For an up to date listing of spare parts please call FaxFlash at 1 888 329 0088 or 1 978 635 6090 outside the U S and order d...

Страница 95: ...e burst cache ZIF Socket integrated 321 pin type 7 ZIF socket supports next generation processor Random Access Memory RAM Standard RAM 32 MB or 64 MB of SDRAM installed in one of two industry standard DIMM sockets on system board Total Memory support for up to 256 MB of high speed RAM in two DIMM sockets on system board DIMM type gold plated dual in line modules DIMMs Expansion expandable using th...

Страница 96: ...es up to 19 2 KB per second 9 pin connectors Universal Serial Bus USB two USB ports support two USB peripherals directly to the system with appropriate connector each port supports up to 127 daisy chained devices supports 12 megabits Mbs per second Keyboard PS 2 compatible 6 pin connector mini DIN Mouse PS 2 compatible 6 pin connector mini DIN IDE dual IDE channels one fast IDE and one standard ID...

Страница 97: ...s Accessible Devices 3 1 2 inch 1 44 MB diskette drive CD ROM reader Zip Drive Iomega Zip 100 ATA drive on some systems removable 100 MB data disks data transfer rate up to 1 4 MB per second Device Slots Seven device slots a 3 5 inch accessible device slot contains the standard 1 44 MB diskette drive one internal 3 5 inch hard drive slot for the hard drive a second internal 3 5 inch hard drive slo...

Страница 98: ...with Sound Blaster Pro Sound Blaster 2 0 Ad Lib MPU 401 and Microsoft Windows Sound System for PC sound applications Stereo jacks microphone in line in line out Built in 16 bit sigma delta stereo CODEC Dual DMA channel and built in FIFOs for full duplex simultaneous playback and record in 16 bit stereo Programmable sample rate from 5 5 KHz to 48 KHz for recording and playback 6 bit 64 steps master...

Страница 99: ...idth 6 5 in 16 51 cm Minitower Width 7 8 in 19 81 Depth 17 3 in 43 94 cm Keyboard Height 1 6 in 4 1 cm Width 19 0 in 48 3 cm Depth 8 4 in 21 3 cm Weight The following weights 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 reductions Sleep button Reco...

Страница 100: ...ed Table 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 connectors on the back of the system unit Table B 1 System Board Connectors Connector s Page Number Power supply B 6 Diskette drive B 8 IDE B 9 DIMM Sockets B 10 Front panel B 7 ISA B 11 PCI B 13 Parallel...

Страница 101: ...B 2 Connector Pin Assignments Figure B 1 System Board Connectors and Slots Figure B 2 System Board External Connectors ...

Страница 102: ...ction Number Type Parallel Interface J1J2 25 pin female sub D shell Serial Interface COM2 J2J1 9 pin D shell Mouse J1M1 6 pin PS 2 style connector Keyboard J1M1 6 pin PS 2 style connector Diskette Drive J7L2 2 x 17 pin male Power Supply Primary J7L1 2 x 10 pin locking header DIMM Memory Sockets J5F2 Bank 0 J5G1 Bank 1 168 pin dual inline connector IDE Interface primary J10H1 2 x 20 pin header IDE ...

Страница 103: ...erface port connector 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 ready 5 Ground Signal ground 6 DSR Data set ready 7 RTS Request to send 8 CTS Clear to send 9 RI Ring indicator ...

Страница 104: ...re 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 in 5 Data bit 3 18 Ground 6 Data bit 4 19 Ground 7 Data bit 5 20 Ground 8 Data bit 6 21 Ground 9 Data bit 7 22 Ground 10 ACK Acknowledge 23 Ground 11 Busy 24 Ground 12 Error 25 Ground 13 Select ...

Страница 105: ...ound 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 AND MOUSE CONNECTORS The keyboard and mouse use standard PS 2 connectors Pin assignments are given in Table B 7 Table B 7 Keyboard and Mouse Connector Pin Assignments Pin Keyboard Connector Mouse Co...

Страница 106: ...or 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 none 13 14 15 16 HD_PWR 5V Key HD Active HD_PWR HD LED 17 No connect Key none 18 19 20 Ground Key PWR_LED Sleep Power LED 21 No connect Key none 22 23 Ground SW_RST Reset 24 25 26 27 Ground Key PIEZO...

Страница 107: ...NSEL 3 Ground 4 Reserved 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 19 Ground 20 FDSTEP 21 Ground 22 FDWD Write data 23 Ground 24 FDWE Write gate 25 Ground 26 FDTRK0 Track 0 27 MSEN0 28 FDWPD Write protect 29 Ground 30 FDRDATA Read data 31 Ground 32 F...

Страница 108: ...n All positively 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 Host data 9 7 Host data 5 8 Host data 10 9 Host 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...

Страница 109: ... 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 CB4 147 NC 22 CB1 64 VSS 106 CB5 148 VSS 23 VSS 65 DQ21 107 VSS 149 DQ53 24 NC 66 DQ22 108 NC 150 DQ54 25 NC 67 DQ23 109 NC 151 DQ55 26 VDD 68 VSS 110 VDD 152 VSS 27 WE 69 DQ24 111 CAS 153 DQ56 28 DQ...

Страница 110: ...t 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 Output SA17 B14 Input Output IOR IOWC A15 Input Output SA16 B15 Output DACK3 A16 Input Output SA15 B16 Input DRQ3 A17 Input Output SA14 B17 Output DACK1 A18 Input Output SA13 B18 Input DRQ1 A19 Input ...

Страница 111: ... 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 Output MEMW MWTC D10 Output DACK5 C11 Input Output SD8 D11 Input DRQ5 C12 Input Output SD9 D12 Output DACK6 C13 Input Output SD10 D13 Input DRQ6 C14 Input Output SD11 D14 Output DACK7 C15 Input Outp...

Страница 112: ...PERR 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 3V B45 AD14 A15 RST B15 Ground A46 AD13 B46 Ground A16 5V I O B16 CLK A47 AD11 B47 AD12 A17 GNT B17 Ground A48 Ground B48 AD10 A18 Ground B18 REQ A49 AD09 B49 Ground A19 Reserved B19 5V I O A50 Key ...

Страница 113: ... Pin Assignments UNIVERSAL SERIAL BUS USB CONNECTORS Table B 14 lists the pin assignments and signal names for the USB connectors Table B 14 USB Connectors Pin Signal Name 1 Power 2 USBP0 USBP1 3 USBP0 USBP1 4 Ground ...

Страница 114: ...em board IRQ SETTINGS The following settings are the default IRQ settings IRQ0 timer IRQ1 keyboard IRQ2 programmable interrupt controller IRQ3 COM2 IRQ4 COM1 IRQ5 LPT2 IRQ6 diskette drive IRQ7 LPT1 IRQ8 real time clock IRQ9 user available IRQ10 user available IRQ11 Windows Sound System IRQ12 mouse IRQ13 coprocessor IRQ14 primary IDE IRQ15 secondary IDE ...

Страница 115: ...ow they are allocated If an interrupt is not in the list it is available CHECKING JUMPER SETTINGS The following procedure explains how to locate and if necessary change jumper settings when upgrading the processor See this section to also view factory jumper settings CAUTION Jumpers are set correctly at the factor If the system requires a jumper change change only the setting for that condition Ot...

Страница 116: ...pins 200 MHz processor Host Bus PCI Bus ISA Bus Bus Processor J9C1 C J9C1 D Freq Freq Freq Freq Ratio 5 6 1 2 5 6 66 MHz 33 MHz 8 33 MHz 3 233 MHz processor Host Bus PCI Bus ISA Bus Bus Processor J9C1 C J9C1 D Freq Freq Freq Freq Ratio 5 6 1 2 4 5 66 MHz 33 MHz 8 33 MHz 3 5 5 Check that the settings are correct 6 Reinstall any removed expansion boards see Section 3 Expansion Board Installation 7 R...

Страница 117: ...nitor and system The system lets you boot your computer 8 Power off and unplug the system and monitor 9 Remove the system access cover 10 Move the jumper to the Password Enabled jumper pins pins 1 2 11 Replace any removed expansion boards see Section 3 Expansion Board Installation 12 Replace the system access cover see Section 3 Replacing the Access Cover 13 Connect the system and monitor power ca...

Страница 118: ...e menu asks you to enter a path filename use the arrow keys to select the bio file and press Enter 6 The utility asks for a confirmation that you want to load the new flash upgrade into memory Select Continue with Programming 7 After the upgrade completes remove the upgrade diskette 8 Reboot the system and start Setup Press F5 to reset the BIOS defaults Then use the copy of the Setup selections yo...

Страница 119: ... hard 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 optional 3 1 2 inch hard drive 5 7 power supply 5 10 side panel 5 4 system board 5 11 system unit 5 2 E Expansion board removal 3 8 Expansion board installation 3 6 External options 3 25 parallel printer 3 25 serial devices 3 27 F Front panel removal 3...

Страница 120: ...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 12 3 19 device cables 3 13 device preparation 3 13 device slots 3 12 A 3 System board 1 1 connectors B 1 jumpers C 2 removal 5 11 System cleaning 4 1 System configurations 1 1 System resources C 2 System unit disassembly 5 2 System unit disassembly 5 2 3 1 2 inch hard d...

Страница 121: ...he 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 circuit different from the one to which the receiver is connected Use a shielded and properly grounded I O cable to ensure compliance of this unit to the specified limits of the rules FCC Modem Connect...

Страница 122: ...n be connected to your telephone line In most areas the sum of the RENs of all devices on any one line should not exceed five 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 NECCSD Authorized Service Center It is the responsibility of users requiring service to ...

Страница 123: ...lephone extension cord The customer should be aware that compliance with the above conditions may not prevent degradation of service in some situations Repairs to certified equipment should be made by an authorized Canadian maintenance facility designated by the supplier Any repairs or alterations made by the user to this equipment or equipment malfunctions may give the telecommunications company ...

Страница 124: ...e du même type ou d un type recommandé par le constructeur Mettre au rébut les batteries usagées conformément aux instructions du fabricant BATTERY DISPOSAL Do not place used batteries in your regular trash The nickel cadmium or nickel metal hydride batteries must be collected recycled or disposed of in an environmentally approved manner The incineration landfilling or mixing of batteries with the...

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