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Specifications

7-3

Input devices

Keyboards

97-key UNIX style keyboard (N-97)

97-key Kana keyboard (Japanese
characters) (N-97K)

101-key PS/2 style keyboards
(N-101M, N-101MPS)

Windows 95-compatible keyboards

102-key international version (N-102)

108-key LK401-compatible keyboard
(N-108LK)

N123 Sun Type 5-compatible
keyboard (N-123)

Mouse

Three-button, PS/2

Communications

Ethernet

Explora 400

Built-in 10BaseT twisted-pair
transceiver

Explora 450

(All) Built-in 10/100BaseTX twisted-
pair transceiver
(Option in place of audio output)
Thin coax Ethernet

Serial port

RS-232 C up to 115.2 K baud

Parallel port

Connector: 25-pin
Data: bidirectional 8-bit parallel
Logic level: TTL level

PCMCIA

Standard PCMCIA PC card Standard
Release 2.01, 68-pin connector

Audio

Standard 1/8-inch stereo mini-jack

Table 7-1 Explora 400/450 Specifications (Continued)

Category

Topic

Specification

Содержание Explora 400 Series

Страница 1: ...Installing Your Explora 400 450 Network Computer Part Number 9300586 Rev A October 1997 Network Computing Devices Inc 350 North Bernardo Avenue Mountain View California 94043 Email support ncd com ...

Страница 2: ...is book should not be regarded as affecting the validity of any trademark or service mark Revisions Revision history of this document Warnings and Certifications This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipmen...

Страница 3: ...336 EEC 73 23 EEC Standards to which Conformity is Declared EN 55022 EN 50082 1 EN 60950 Importer s Name Network Computing Devices France SARL Importer s Address 5 bis rue de Petit Robinson 78353 Jouy en Josas cedex France We hereby declare the equipment specified above conforms to the above Directives and Standards ___________________________________________________________ Jean Claude Vau Direct...

Страница 4: ...r wrists when working with your mouse Place your display monitor at a comfortable viewing distance Many people favor a distance of 16 to 28 inches 0 4 to 0 7 m from their eyes Position the screen so that you are not looking up or down at it Take breaks to rest your eyes stretch your muscles and move around Vary your work patterns so that you alternate working at your computer with other tasks that...

Страница 5: ...ven though the preponderance of professional opinion is that VDTs are safe some of our customers have asked us for information on how to reduce their exposure to VLF and ELF emissions Although NCD does not endorse the following as having health benefits the easiest and perhaps most economical and effective measures are to turn off your display when not in use to position your display at arm s leng...

Страница 6: ......

Страница 7: ...ections for Outside the USA 3 6 Power Cord for the UK 3 7 Controls and Indicators 3 7 Chapter 4 Selecting Screen Resolution Chapter 5 Installing Optional Equipment in the Space Saver Base Installing Additional Memory 5 1 Disassembling the Space Saver Base 5 4 Installing SIMMs 5 5 Removing SIMMs 5 7 Reassembling the Space Saver Base 5 8 Testing Memory 5 10 Installing PCMCIA Cards 5 11 Installing th...

Страница 8: ...Ms 6 6 Removing SIMMs 6 9 Reassembling the Monitor Support Base 6 10 Testing Memory 6 11 Installing PCMCIA Cards 6 12 Installing the Power Y Cable 6 14 Chapter 7 Specifications Chapter 8 Troubleshooting Isolating Faulty Components 8 1 Mouse Troubleshooting 8 1 Monitor Troubleshooting 8 2 Base Troubleshooting 8 2 In Case of Trouble 8 2 Returning Components 8 3 Ethernet Address of Replacement Bases ...

Страница 9: ...d in one of two bases a monitor a mouse and a keyboard You can purchase the NC alone or with a monitor The two bases are The space saver base shown in Figure 1 2 has an ergonomic design with as small a footprint as possible making it ideal for environments where space is at a premium Figure 1 1 Explora 400 450 Series Space Saver Base in its Stand ...

Страница 10: ...ude the following features VGA SVGA XGA SXGA monitor support PS 2 mouse support Multiple keyboard choices Serial RS 232 C port Parallel port Externally accessible PCMCIA card also called PC card slot Audio output except on the Explora 450 with the optional thin coax Ethernet connection ENERGY STAR compliance for energy efficiency Figure 1 2 Explora 400 450 Series Monitor Support Base ...

Страница 11: ...2 Explora 450 with the optional thin coax Ethernet in place of the stereo audio output as the Model 454 As an ENERGY STAR Partner Network Computing Devices Inc has determined that this product meets the ENERGY STAR guidelines for energy efficiency Table 1 1 Feature Comparison Feature Explora 400 Explora 450 CPU PowerPC 403GA 33 MHz PowerPC 403GCX 66 MHz Memory 8 MB standard 128 MB maximum fast pag...

Страница 12: ...s Dimension Space Saver Base Space Saver Base in Stand Monitor Support Base Height 1 9 inches 4 8 cm 9 6 inches 24 4 cm 2 1 inches 5 3 cm Width 7 6 inches 19 3 cm 5 5 inches 13 9 cm 12 8 inches 32 5 cm Depth 11 3 inches 28 7 cm 11 3 inches 28 7 cm 13 2 inches 33 5 cm Weight 2 6 pounds 1 2 kg 2 8 pounds 1 3 kg 5 5 pounds 2 5 kg ...

Страница 13: ...components that you ordered If any components are missing or appear damaged contact NCD at 650 691 7445 or your representative immediately PCMCIA Space saver base shown in its stand Power supplies and line cords Keyboard PS 2 mouse Monitor and video cable Memory SIMM optional PCMCIA card optional Figure 2 1 Explora 400 450 Series Components The space saver base also has an option consisting of a s...

Страница 14: ...2 2 Explora 400 450 Series Product Line ...

Страница 15: ... designed to support the weight of a monitor Use the NC only in an office or business environment Do not subject the NC to vibration dust or corrosive gases because the NC is not designed to be used in such environments Keep the NC in a well ventilated area Do not cover the NC or place anything against the ventilation holes Ventilation holes are on the cover to prevent the internal temperature fro...

Страница 16: ...one exception the connectors are the same for the Explora 400 and Explora 450 Explora 400 always has a stereo audio output connector Explora 450 has the stereo audio output connector as standard You can order the Explora 450 with an optional thin coax Ethernet connector in place of the stereo audio output connector Figure 3 1 on page 3 3 shows how to connect components to the space saver base conn...

Страница 17: ...n Figure 3 1 Explora 400 450 Connectors Space Saver Base Parallel if used Serial if used Monitor Stereo audio output if used Twisted pair network connection Explora 450 optional thin Ethernet BNC connector replaces stereo audio output If you have this option make only one network connection at a time If you have connections to both the twisted pair and the thin Ethernet the twisted pair has priori...

Страница 18: ...wer supply make this connection last Twisted pair network connection Stereo audio output if used Explora 450 optional thin Ethernet BNC connector replaces stereo audio output If you have this option make only one network connection at a time If you have connections to both the twisted pair and the thin Ethernet the twisted pair has priority if active ...

Страница 19: ...tion The stand has two supports one support has a large hole in it while the other support has a small hole Orient the stand so that the support with the large hole aligns with the power connector Power Connections for Inside the USA There are three different sets of power components available if you ordered your NC for use inside the USA 1 A 115 volt power transformer for the NC that plugs direct...

Страница 20: ...r Outside the USA If you ordered your NC for use outside the USA you received either the optional Y cable with a power transformer and one line cord or the following items power transformer that requires a line cord for your voltage and two line cords See Figure 3 4 The line cords are rated minimum 10 amps 250 volts with the appropriate safety approvals for the country in which the equipment will ...

Страница 21: ...used of the same rating The fuse cover is detachable Never use the plug with the cover omitted Controls and Indicators The controls and indicators are the same for the Explora 400 and Explora 450 They are shown in Figure 3 5 and Figure 3 5 on page 3 7 Power switch Power indicator Network activity indicator Front view Back view Explora 450 with optional thin coax connector Twisted pair link look th...

Страница 22: ...ion Network activity indicator Front view Twisted pair link look through hole Figure 3 6 Explora 400 450 Controls and Indicators Monitor Support Base Power indicator Power switch Back view Explora 400 or Explora 450 with standard audio connector ...

Страница 23: ...or documentation for its supported resolutions The Boot Monitor provides a menu that selects the correct resolution and changes the dpi dots per inch setting for the monitor Caution If you are using third party monitors you might damage your monitor by selecting the wrong screen resolution Make sure your monitor supports your selection If you are using NCD monitors you will get a blank screen if y...

Страница 24: ...own Go to previous or next field within the current menu Control U Delete to beginninbg of line Escape Restore previous value Help for each field within a menu is shown along the bottom of the screen Exit via the Done menu at the right of the screen Figure 4 1 Boot Monitor Main Menu Help Keyboard Monitor Network Boot Done Dots Per Inch XX Press Shift T to test new monitor parameters Esc to stop te...

Страница 25: ...y the monitor the test pattern will either not appear or not be stable 9 Press any key to return to the Boot Monitor Main menu Help Keyboard Monitor Network Boot Done Monitor Resolution Automatic Detection DDC 640 x 480 60Hz 640 x 480 72Hz 640 x 480 75Hz 640 x 480 85 Hz 800 x 600 60Hz 800 x 600 72Hz 800 x 600 75Hz 800 x 600 85Hz 1024 x 768 60Hz 1024 x 768 70Hz 1024 x 768 75Hz 1024 x 768 85Hz 1152 ...

Страница 26: ...es the settings and returns you to the Boot Monitor Undo reloads the parameters that were in effect when you entered the menus The system continues to display the menus 12 Press the Return key If you save your selection you do not need to repeat this procedure unless you change to a different type or size of monitor Help Keyboard Monitor Network Boot Done Save Parameters and reboot Press Return to...

Страница 27: ...ion 3 Basic Installation on page 3 1 Installing Additional Memory You can add memory to your NC at any time You may purchase it from NCD or other vendors Only SIMMs supplied by NCD are covered under NCD s warranty Contact NCD Technical Support for information about approved vendors In the standard configuration Explora 400 has 8 MB of fast page mode memory and the Explora 450 has 8 MB of EDO exten...

Страница 28: ... 5 2 on page 5 3 for a list of SIMM specifications The following rules apply It makes no difference which slot is used as the first slot and which is used as the second For the Explora 400 only you can intermix fast page mode and EDO SIMMs You will always get fast page mode performance For the Explora 450 only you must install EDO SIMMs Table 5 1 Memory Configurations Total Memory MB First Slot MB...

Страница 29: ...on page 5 8 4 Test the memory after your NC is up and running See Testing Memory on page 5 10 The only tool you need is a small flat blade screwdriver Table 5 2 SIMM Specifications Speed Fast page mode Explora 400 or EDO Explora 450 60 nanoseconds ns or faster Lower ns ratings are faster 72 pin Profile Low profile maximum 1 1 inches 28 mm tall Use tin plated SIMM contacts Thickness Board thickness...

Страница 30: ...move the NC from the stand 3 Place the NC on a flat surface preferably on an anti static mat with the top facing up as shown in Figure 5 2 As you face the NC the three connectors are on your right 4 Use a small flat blade screwdriver to press on the tab located near the back of the NC on the connector side At the same time gently pull the NC s top section up 5 Repeat step 4 for the tab on the oppo...

Страница 31: ...f possible set the NC on an anti static mat and wear a grounding strap Always handle SIMMs only by the edges Your NC already has a SIMM or SIMMs installed The SIMM slots located on the left side of the logic board are labeled J9 and J10 See Figure 5 4 Observe the SIMM s currently in the slots and refer to Table 5 1 Memory Configurations on page 5 2 to determine your configuration Decide what you w...

Страница 32: ...nal Equipment in the Space Saver Base To install the SIMM s 1 Orient the SIMM so that the notch is facing towards the back of the logic board See Figure 5 5 Figure 5 4 Location of the SIMM Slots SIMM slots Notch SIMM Figure 5 5 Orienting the SIMM Slot ...

Страница 33: ...own on both ends of the SIMM until it clicks into place The SIMM should go past the metal tabs on each end of the slot The SIMM should lie at about a 25 to 30 degree angle in the slot Removing SIMMs To remove a SIMM 1 Use your two forefingers or your thumbs to pull back on the two metal tabs located on each end of the SIMM slot See Figure 5 7 Figure 5 6 Inserting the SIMM Metal tabs Metal tab Figu...

Страница 34: ...t Reassembling the Space Saver Base To reassemble the NC follow these steps 1 Swing the front of the top section over the front edge of the bottom section and continue down placing the hooks on the top section in the slots on the bottom as shown in Figure 5 3 on page 5 5 Note Make sure the top section is resting completely aligned on the bottom section before going to step 2 Hold SIMMs on edges Fi...

Страница 35: ...ntil the two tabs click through the two openings on the bottom section See Figure 5 10 3 Install the cabling See Section 3 Basic Installation on page 3 1 4 After the system is installed perform the memory test See Testing Memory Figure 5 9 Placing the Top on the Bottom Figure 5 10 Joining the Top Cover to the Bottom Section ...

Страница 36: ...r IP address Using IP address IP address of terminal Searching for subnet mask Using subnet mask subnet mask Press Escape to interrupt booting Memory Test Run the memory test as follows 1 Type a question mark and press the Return key to find the command for Extended Tests CR 2 Type the Extended Tests command and press the Return key EX CR 3 Type the number associated with the Test Available Memory...

Страница 37: ...t Monitor commands refer to NCDware software documentation Installing PCMCIA Cards The PCMCIA cards are 68 pin credit card size devices that fit into the NC s PCMCIA slot You can order these cards directly from NCD or from other vendors Caution Do not insert or remove the PCMCIA card while the NC is running Always turn NC power off first Do not use a 12 volt PCMCIA card on Explora 400 450 NCs Only...

Страница 38: ...5 12 With the NC s PCMCIA slot on your left and the PCMCIA card s arrow side facing up slide the card into the PCMCIA slot until you feel the card make contact with the pins in the socket Caution Do not force the card into the socket The card should go straight in 4 Firmly push the card into the socket to seat it Directional arrow Write protect enable switch set to off if applicable Top of card Fi...

Страница 39: ...cable power transformer and line cord as shown in Figure 5 13 Installing the Security Device and Mounting Bracket The security device and mounting bracket option includes all screws and an installation instruction sheet Refer to that instruction sheet to install them 305mm 6 0 in 152mm 48 0 in 1220mm 12 0 in To monitor Line cord 115 volt shown Y cable used with all voltages Power transformer varie...

Страница 40: ...Installing the Security Device and Mounting Bracket 5 14 Installing Optional Equipment in the Space Saver Base ...

Страница 41: ... available for the monitor support base If you are adding additional memory do so before doing Section 3 Basic Installation on page 3 1 Installing Additional Memory You can add memory to your unit at any time You may purchase it from NCD or other vendors Only SIMMs supplied by NCD are covered under NCD s warranty Contact NCD Technical Support for information about approved vendors In the standard ...

Страница 42: ...able 6 2 on page 6 3 for a list of SIMM specifications The following rules apply It makes no difference which slot is used as first slot and which is used as the second For the Explora 400 only you can intermix fast page mode and EDO SIMMs You will always get fast page mode performance For the Explora 450 only you must install EDO SIMMs Table 6 1 Memory Configurations Total Memory MB First Slot MB...

Страница 43: ... Base on page 6 10 4 Test the memory after your NC is up and running See Testing Memory on page 6 11 The only tool you need is a small flat blade screwdriver Table 6 2 SIMM Specifications Speed Fast page mode Explora 400 or EDO Explora 450 60 nanoseconds ns or faster Lower ns ratings are faster 72 pin Profile Low profile maximum 1 1 inches 28 mm tall Use tin plated SIMM contacts Thickness Board th...

Страница 44: ...CIA card is installed remove it 2 Place the base with the top up and the front facing you preferably on an anti static mat 3 Use your finger to release the clip on the front control panel and remove the panel See Figure 6 2 4 Use a small flat blade screwdriver to release the two tabs located on the front of the NC as shown in Figure 6 3 Figure 6 2 Removing the Front Control Panel ...

Страница 45: ...front so you can slide the top s tabs from the bottom section s slots to separate the cover from the bottom See Figure 6 4 Caution Lift the top section up at the front only until you can slide the top s tabs from the bottom section s slots If you lift the top section too high the tabs can break Figure 6 3 Releasing the Tabs ...

Страница 46: ...tion Electrostatic Discharge ESD can damage SIMMs and other components located on the logic board Make sure you touch a suitable ground before handling any SIMM If possible set the NC on an anti static mat and wear a grounding strap Always handle SIMMs only by the edges Figure 6 4 Removing the Top Cover Tab Slot ...

Страница 47: ...e labeled J9 and J10 See Figure 6 5 Observe the SIMM s currently in the slots and refer to Table 6 1 Memory Configurations on page 6 2 to determine your configuration Decide what you want your new configuration to be If you need to remove an existing SIMM go to Removing SIMMs on page 6 9 and then return to this section for installation instructions Figure 6 5 Location of the SIMM Slots SIMM slots ...

Страница 48: ...ure 6 6 2 Insert the SIMM into the slot at about a 45 degree angle See Figure 6 7 3 When you are certain the SIMM is inserted all the way press down on both ends of the SIMM until it clicks into place The SIMM should go past the metal tabs on each end of the slot The SIMM should lie at about a 25 to 30 degree angle in the slot Notch Slot SIMM Figure 6 6 Orienting the SIMM Figure 6 7 Inserting the ...

Страница 49: ...gers or your thumbs to pull back on the two metal tabs located on each end of the SIMM slot See Figure 6 8 2 As you pull back on the tabs the SIMM pops up past the metal tabs See Figure 6 9 3 Hold the SIMM on both ends and remove it from the slot Metal tab Metal tabs Figure 6 8 Metal Tab Locations Hold SIMMs on edges Figure 6 9 Removing the SIMM ...

Страница 50: ...slots on the bottom section as shown in Figure 6 10 2 Lower the front of the top section until the three tabs slide through the three slots on the bottom section 3 Replace the front control panel 4 Replace the PCMCIA card if appropriate See Installing PCMCIA Cards on page 6 12 5 Install the cabling See Section 3 Basic Installation on page 3 1 6 After the system is installed perform the memory test...

Страница 51: ...for IP address Using IP address IP address of terminal Searching for subnet mask Using subnet mask subnet mask Press Escape to interrupt booting Memory Test Run the memory test as follows 1 Type a question mark and press the Return key to find the command for Extended Tests CR 2 Type the Extended Tests command and press the Return key EX CR 3 Type the number associated with the Test Available Memo...

Страница 52: ... Monitor commands refer to NCDware software documentation Installing PCMCIA Cards The PCMCIA cards are 68 pin credit card size devices that fit into the base PCMCIA slot You can order these cards directly from NCD or from other vendors Caution Do not insert or remove the PCMCIA card while the unit is running Always turn off the computer first Do not use a 12 volt PCMCIA card on Explora 400 450 NCs...

Страница 53: ... set it to OFF 3 With the arrow side facing up slide the card into the PCMCIA slot until you feel the card make contact with the pins in the socket Caution Do not force the card into the socket The card should go straight in 4 Firmly push the card into the socket to seat it See Figure 6 12 Directional arrow Write protect enable switch set to off if applicable Top of card Figure 6 11 PCMCIA Card Fe...

Страница 54: ... the monitor s line cord when you have a power transformer that requires its own line cord Install the Y cable power transformer and line cord as shown in Figure 6 13 305mm 6 0 in 152mm 48 0 in 1220mm 12 0 in To monitor Line cord 115 volt shown Y cable used with all voltages Power transformer varies with voltage Figure 6 13 Transformer Y Cable and Line Cord To NC ...

Страница 55: ...or S3 TRIO64V2 DX both models DRAM Explora 400 8 MB fast page mode Explora 450 8 MB EDO PROM 512KB flash both models Memory upgrades Explora 400 2 SIMM slots 32 bit 60ns fast page mode SIMMs Explora 450 2 SIMM slots 32 bit 60ns EDO SIMMs NVRAM 512 Bytes both models Display memory Explora 400 1 MB Explora 450 2 MB Display monitor Resolution Explora 400 640x480 800x600 1024x768 1152x900 Explora 450 ...

Страница 56: ...et Controls and indicators NC Power switch Power LED Network Activity and Twisted Pair Link Indicator Keyboard N 97K Three configurable LEDs Unlabeled Caps Lock and Network Activity N 101M N 101MPS N 102 Windows 95 compatible keyboards Three configurable LEDs Num Lock Caps Lock and Scroll Lock N 108LK Four configurable LEDs Hold Screen Lock Compose and Network Activity N 123 Sun Type 5 compatible ...

Страница 57: ...Three button PS 2 Communications Ethernet Explora 400 Built in 10BaseT twisted pair transceiver Explora 450 All Built in 10 100BaseTX twisted pair transceiver Option in place of audio output Thin coax Ethernet Serial port RS 232 C up to 115 2 K baud Parallel port Connector 25 pin Data bidirectional 8 bit parallel Logic level TTL level PCMCIA Standard PCMCIA PC card Standard Release 2 01 68 pin con...

Страница 58: ...upport base Height Width Depth Weight 1 9 inches 4 8 cm 7 6 inches 19 3 cm 11 3 inches 28 7 cm 2 6 pounds 1 2 kg 9 6 inches 24 4 cm 5 5 inches 13 9 cm 11 3 inches 28 7 cm 2 8 pounds 1 3 kg 2 1 inches 5 3 cm 12 8 inches 32 5 cm 13 2 inches 33 5 cm 5 5 pounds 2 5 kg Table 7 1 Explora 400 450 Specifications Continued Category Topic Specification ...

Страница 59: ...keyboard appears to be faulty turn off the NC disconnect the keyboard and connect a keyboard from another NCD NC If the second keyboard works you know that the problem is with the first keyboard and not with another component such as the base Mouse Troubleshooting Most mouse problems are caused by a dirty ball or a loose connection between the mouse cable and the base If you have problems using yo...

Страница 60: ...se If you find you must return a base for repair send it in the same configuration as when it failed In Case of Trouble If you encounter difficulties either contact your local NCD representative or Phone NCD Technical Support at 650 691 7445 Send a FAX to NCD Technical Support at 650 903 7426 Send e mail to NCD Technical Support at support ncd com See NCD s home page at http www ncd com Regardless...

Страница 61: ...hat you take it to a commercial packing and shipping company 3 Mark each return package with the assigned RMA number and address each package as shown below to avoid problems or delays Customer Service Network Computing Devices 350 North Bernardo Avenue Mountain View CA 94043 RMA number Note Equipment returned without an RMA number is subject to delays or might be returned to the sender Ethernet A...

Страница 62: ...In Case of Trouble 8 4 Troubleshooting ...

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