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Tektronix TLA 704, Service Manual

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Tektronix TLA 704 Service Manual Download Page 111

Troubleshooting

6–56

TLA 704 Color Portable Mainframe Service Manual

20. The instrument will close your Windows session and automatically power

off.

Run the QAPlus/WIN diagnostic software to verify that all of the functions of the
controller are functioning correctly.

After running the QA/Plus/WIN diagnostics, quit the application by selecting

Restart MS Windows

, and clicking the 

OK

 button. This guarantees that the

TLA 700 returns to a stable state for normal operation.

Adjustment After Repair

There are no adjustment procedures required after replacement of any part of the
TLA 704 Color Portable Mainframe. Power on the mainframe to ensure that it,
and any installed modules, pass their power-on diagnostics.

Verify Operation

Summary of Contents for TLA 704

Page 1: ...uy your excess underutilized and idle equipment along with credit for buybacks and trade ins Custom engineering so your equipment works exactly as you specify Critical and expedited services Leasing R...

Page 2: ...es to TLA 700 application software version 1 00 and above Warning The servicing instructions are for use by qualified personnel only To avoid personal injury do not perform any servicing unless you ar...

Page 3: ...clause at DFARS 252 227 7013 or subparagraphs c 1 and 2 of the Commercial Computer Software Restricted Rights clause at FAR 52 227 19 as applicable Tektronix products are covered by U S and foreign p...

Page 4: ...tions This warranty shall not apply to any defect failure or damage caused by improper use or improper or inadequate maintenance and care Tektronix shall not be obligated to furnish service under this...

Page 5: ...n delivery plus two more annual calibrations from your service center Test data Option D3 Provides test data on delivery and when cal ibration services are provided three total order with Option C3 Th...

Page 6: ...ables 1 2 Operating Information Installation 2 1 I O and Memory Hardware 2 1 Operating System and Application Interface 2 6 Diagnostics 2 8 Theory of Operation Portable Mainframe 3 1 Performance Verif...

Page 7: ...Interface Board 6 34 Front Panel Control Board 6 34 Glidepoint Assembly 6 36 Elastomeric Keypad 6 36 Troubleshooting 6 39 Check for Common Problems 6 40 Eliminate Other Problem Sources 6 41 Troublesho...

Page 8: ...is fan tray removal 6 22 Figure 6 9 Individual fan removal 6 24 Figure 6 10 Flip stand and rear feet removal 6 25 Figure 6 11 Cord wrap feet removal 6 26 Figure 6 12 Handle removal 6 27 Figure 6 13 In...

Page 9: ...ents 2 4 Table 2 2 COM serial interface pin assignments 2 5 Table 2 3 LPT parallel interface pin assignments 2 5 Table 6 1 Tools required for part removal 6 6 Table 6 2 Failure symptoms and possible c...

Page 10: ...to earth ground Before making connections to the input or output terminals of the product ensure that the product is properly grounded Observe All Terminal Ratings To avoid fire or shock hazard observ...

Page 11: ...Caution statements identify conditions or practices that could result in damage to this product or other property Terms on the Product These terms may appear on the product DANGER indicates an injury...

Page 12: ...his product unless another person capable of rendering first aid and resuscitation is present Disconnect Power To avoid electric shock disconnect the main power by means of the power cord or if provid...

Page 13: ...Service Safety viii TLA 704 Color Portable Mainframe Service Manual...

Page 14: ...apply to it H Operating Information includes basic installation and operating instructions at the level needed to safely operate and service the portable mainframe For complete installation and confi...

Page 15: ...or DSO unit that mounts inside a TLA 700 Series Portable or Benchtop Mainframe A module is composed of circuit cards interconnecting cables and a user accessible front panel This manual refers to any...

Page 16: ...rocedures for the TLA 700 Series Logic Analyzer Performing periodic or after repair functional or performance verifications calibrations or certifications Performing periodic or after repair adjust me...

Page 17: ...Preface xii TLA 704 Color Portable Mainframe Service Manual...

Page 18: ...autions and notes Adjustment and Certification Interval Generally you should perform the adjustments and certification calibration described in the TLA 700 Series Performance Verification and Adjustme...

Page 19: ...ct us by email In addition to warranty repair Tektronix Service offers calibration and other services which provide cost effective solutions to your service needs and quality standards compliance requ...

Page 20: ...ir Services just described Contacting Tektronix Product Support For application oriented questions about a Tektronix measure ment product call toll free in North America 1 800 TEK WIDE 1 800 835 9433...

Page 21: ...Introduction xvi TLA 704 Color Portable Mainframe Service Manual...

Page 22: ......

Page 23: ...slots and a PC based processor architecture provides automatic connectivity to numerous off the shelf I O devices Ethernet modem printers etc H Display system provides internal color flat panel LCD di...

Page 24: ...PC AT configuration with an Intel 82430HX Triton II chip set Main Memory EDO DRAM Style Two 72 pin SIMMs gold plated Loading Symmetric 2 SIMM minimum 64 bits Speed 60ns Installed Configurations 16 MB...

Page 25: ...d to 640x480 on current TFT LCD and display rates Dynamic Display Configuration 1 DDC1 support for external SVGA monitor is provided External Display Drive 1 SVGA XGA compatible analog output port Dis...

Page 26: ...al System Trigger Input to LA Probe Tip7 271 ns External Signal Input to LA Probe Tip via Signal 3 48 212 ns Clk External Signal Input to LA Probe Tip via Signal 1 28 9 208 ns Clk External System Trig...

Page 27: ...internal clock mode this represents 500 ps or less In external clock mode this represents the time to the next master clock generated by the setup of the clocking state machine and the supplied SUT c...

Page 28: ...ulti Function Knob Various increment decrement functions Vertical Position Scrolling and positioning dependent on display type Vertical Scale Scales waveform displays only Horizontal Position Scrollin...

Page 29: ...panel BNC connectors Input Destination System trigger TTLTRG7 Input Levels VIH 2 0V VIL 0 8V TTL compatible input Input Mode Falling edge sensitive latched active low Minimum Pulse Width 12 ns Active...

Page 30: ...urce Selection Signal 1 2 ECLTRG0 1 Signal 3 4 TTLTRG0 1 10 MHz clock CLK10 Output Levels 50 W back terminated TTL output VOH 4 V into open circuit VOH 2 V into 50 W to ground VOL 0 7 V sinking 10 mA...

Page 31: ...m Fast Blow 6 3 A 250 V Maximum Power Consumption 600 W line power maximum Steady State Input Current 6 ARMS maximum Inrush Surge Current 70 A maximum Power Factor Correction Yes On Standby Switch and...

Page 32: ...iance was demonstrated to the following specification as listed in the Official Journal of the European Communities Low Voltage Directive 73 23 EEC EN 61010 1 A2 1995 Safety requirements for electrica...

Page 33: ...ing Maximum wet bulb temperature 29 C derates relative humidity to 22 at 50 C Nonoperating 8 to 80 relative humidity non condensing Maximum wet bulb temperature 29 C derates relative humidity to 22 at...

Page 34: ...7 5 in 44 45 cm Weight 30 lbs 12 oz 13 9 kg with no modules installed two dual wide slot covers and empty pouch Shipping Configuration 60 lbs 13 oz 27 58 kg minimum configuration no modules with all s...

Page 35: ......

Page 36: ...emory Hardware This section describes the I O and memory hardware on the portable mainframe including H Color LCD display H Front panel keypad and knobs H Glidepoint point device H Mouse and keyboard...

Page 37: ...habetic character set is needed Hexadecimal Numeric Keypad The hexadecimal numeric keypad is useful for numeric entry of data Front Panel Knobs The front panel knobs include a large multi function kno...

Page 38: ...test I O BNC connectors on the rear panel see Figure 2 2 SYSTEM TRIG IN SYSTEM TRIG OUT EXTERNAL SIGNAL IN and EXTERNAL SIGNAL OUT PCMCIA PC cards 2 SVGA OUT port COM port LPT port EXTERNAL SIGNAL IN...

Page 39: ...table mainframe includes one slot that supports an industry standard Type I or Type II PC card and another that supports a Type I II or III PC card The portable mainframe has three 3 I O Ports an SVGA...

Page 40: ...lel Port EPP or Microsoft high speed mode ECP and utilizes a 36 pin high density Centronics compliant connector See Table 2 3 for pin assignments Table 2 3 LPT parallel interface pin assignments Pin n...

Page 41: ...equirements are the 16 MByte minimum configuration or the 32 MByte maximum configuration Operating System and Application Interface The portable mainframe comes with the Windows 95 operating system fa...

Page 42: ...ger window provides access to the logic analyzer trigger hardware You can specify the data patterns you want to acquire and how much data to acquire by defining the trigger setups in menus and dialogs...

Page 43: ...Refer to your Microsoft Windows documentation for additional information on using Windows help Diagnostics The TLA 704 Portable Mainframe contains the following diagnostics H BIOS diagnostic tests au...

Page 44: ......

Page 45: ...COM LPT trigger signal ports Controller Board Color flat panel display Front panel keypads knobs Glide point pointing device Front panel interface Hard disk drive Floppy disk drive Backplane Fans Powe...

Page 46: ...backplane via a P1 P2 interconnect The Controller Board also provides I O to the rear panel and is the source of the 10 MHz CLK10 system clock The PC controller features a Pentium 133 MHz processor w...

Page 47: ...nterface Board also supplies the PC speaker The Front Panel Controls Board combines signals from the front panel hex keypad the front panel QWERTY keypad and an external keyboard to generate or receiv...

Page 48: ...Theory of Operation 3 4 TLA 704 Color Portable Mainframe Service Manual...

Page 49: ......

Page 50: ...l 4 1 Performance Verification Refer to the TLA 700 Series Performance Verification and Adjustment Technical Reference Manual for complete performance verification and calibration certification proced...

Page 51: ...Performance Verification 4 2 TLA 704 Color Portable Mainframe Service Manual...

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Page 53: ...TLA 704 Color Portable Mainframe Service Manual 5 1 Adjustment Procedures There are no adjustment procedures specific to the TLA 704 Color Portable Mainframe...

Page 54: ...Adjustment Procedures 5 2 TLA 704 Color Portable Mainframe Service Manual...

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Page 56: ...htop chassis adhere to the following precautions to avoid damaging internal circuit boards and their components due to electrostatic discharge ESD CAUTION Many components within the chassis are suscep...

Page 57: ...representative Cleaning procedures consist of exterior and interior cleaning of the chassis Clean the chassis as needed based on the operating environment Refer to the appropriate module service manua...

Page 58: ...704 Portable Mainframe display is a soft plastic display and must be treated with care during cleaning CAUTION Improper cleaning agents or methods can damage the flat panel display Avoid using abrasiv...

Page 59: ...Maintenance 6 4 TLA 704 Color Portable Mainframe Service Manual...

Page 60: ...and Preventing ESD on page 6 1 in this section This subsection contains the following items H Preparatory information needed to properly perform the procedures that follow H List of tools required to...

Page 61: ...arts on page 6 7 are procedures for removing parts that do not require internal access to the mainframe H Procedures for Internal Parts on page 6 28 are procedures for removing parts that require inte...

Page 62: ...nframe Procedures for removing and replacing these parts are presented in the following order H Front Cover and Trim Ring H Front Panel Control Assembly H Flat Panel Display Assembly H Front Panel Kno...

Page 63: ...Color Portable Mainframe Service Manual Power supply Right side cover Bottom cover Front panel control assembly Cover Display assembly Left side cover Top cover Chassis fan tray Cord wrap feet Trim r...

Page 64: ...procedure on page 6 14 to remove the bottom cover 5 Grasp the trim ring by its bottom edge and pull toward you to detach the three plastic snaps Alternatively you can use a flat bladed screwdriver or...

Page 65: ...dures 6 10 TLA 704 Color Portable Mainframe Service Manual When removing the trim ring grasp its bottom edge and flex it toward you before pulling upward Trim ring Cover Remove screws 4 Figure 6 2 Fro...

Page 66: ...e following procedure to remove the front panel control assembly 1 Locate the parts to be removed in the locator diagram External parts Figure 6 1 on page 6 8 2 Do the Front Cover and Trim Ring remova...

Page 67: ...board 2 Reinstall the front panel control assembly by first inserting the top edge and then rotating it downward into position Be sure the tabs are engaged at the top of the assembly Insert the five...

Page 68: ...side See Figure 6 4 on page 6 13 5 Lift the bottom edge of the flat panel display assembly and rotate it upward and off the front face of the mainframe 6 Detach the cable connecting the flat panel dis...

Page 69: ...knob grasp the knob and pull it straight out from the front panel To reinstall a knob align the knob to a shaft and push in as far as it will go Bottom Cover Removing the bottom cover should only be n...

Page 70: ...locator diagram External parts Figure 6 1 on page 6 8 2 Set the mainframe with the bottom on the work surface and the front facing you 3 Unsnap the accessories pouch from the top cover 4 Do the Front...

Page 71: ...frame However you must loosen the two screws closest to the left side of the bottom cover in order to remove the left side cover You will need a screwdriver with a size T 15 Torx tip Table 6 1 items 1...

Page 72: ...in the locator diagram External parts Figure 6 1 on page 6 8 2 Remove any installed modules from the portable mainframe 3 Do the Line Cord and Line Fuse removal procedure page 6 18 4 Do the Top Cover...

Page 73: ...r See Figure 6 6 on page 6 19 Remove the fuse cap by turning it counterclockwise using a flat bladed screwdriver and then remove the line fuse 4 Find the line cord on the right side cover See Figure 6...

Page 74: ...wer Supply You will need a screwdriver with a size T 15 Torx tip Table 6 1 items 1 and 2 page 6 6 to perform this procedure Use the following procedure to remove the power supply 1 Locate the power su...

Page 75: ...EMI shield Power supply Figure 6 7 Power supply removal 3 Remove the four screws from the right side and the four screws from the bottom that secure the power supply to the chassis 4 Pull on the handl...

Page 76: ...Tray You will need a screwdriver with a size T 15 Torx tip Table 6 1 items 1 and 2 page 6 6 to perform this procedure Use the following procedure to remove the rear chassis fan tray 1 Locate the part...

Page 77: ...ll the rear chassis fan tray 1 Redress the cable connecting the rear chassis fan tray to the backplane board if necessary 2 Reconnect the cable connecting the rear chassis fan tray to the backplane bo...

Page 78: ...he fan cable dress and remove the tie holding the cables together near the connector Use a pair of side cutters to remove the cable tie 6 Remove the fan wires from the cable connector Pay attention to...

Page 79: ...lor Portable Mainframe Service Manual 5 Attach the hold down bracket s to the rear chassis fan tray 6 Do the Rear Chassis Fan Tray installation procedure page 6 22 Bend tabs Screw Hold down bracket Fa...

Page 80: ...e locator diagram External parts Figure 6 1 on page 6 8 2 Set the mainframe so the rear panel is on the work surface and the bottom faces you 3 Do the Bottom Cover removal procedure page 6 14 4 Remove...

Page 81: ...procedure page 6 21 3 Orient the chassis fan tray so that the cord wrap feet are on the bottom and the fans are on the top 4 Press outward to unlatch the two tabs that connect each cord wrap foot to...

Page 82: ...edure to remove the handle 1 Set the mainframe so the bottom is on the work surface and the right side the side with the handle faces you 2 Do the Right Side Cover removal procedure page 6 17 3 Remove...

Page 83: ...hows the locations of the internal parts of the TLA 704 Color Portable Mainframe Procedures for removing and replacing these parts are presented in the following order H Controller Board H DRAM SIMMs...

Page 84: ...s Controller Board You will need a screwdriver with a size T 15 Torx tip Table 6 1 items 1 and 2 page 6 6 to perform this procedure Use the following procedure to remove the controller board 1 Locate...

Page 85: ...ane board Use the following procedure to reinstall the controller board 1 Reposition the controller board and then push firmly on the AT bus connector until the board is fully seated in the connectors...

Page 86: ...holding each SIMM board to the controller board and then lift off the SIMM board Use the following procedure to install new SIMM boards 1 Insert the new SIMM boards Press down gently until the clips t...

Page 87: ...any modules removed from the portable mainframe Floppy Disk Drive You will need a screwdriver with a size T 15 Torx tip Table 6 1 items 1 and 2 page 6 6 to perform this procedure Use the following pro...

Page 88: ...4 Remove the four screws that attach the hard disk drive bracket to the chassis 5 Remove the four screws that attach the hard disk drive to the bracket 6 Lift out the hard disk drive Use the following...

Page 89: ...erface board 1 Reposition the interface board on the mounting pegs and slide it to the left i e away from the front panel control assembly 2 Insert the two screws securing the interface board to the s...

Page 90: ...ure 6 14 Front panel control assembly parts locations 6 Gently use the prying tool in the slots on the top and bottom of the control assembly to work the control board free 7 Lift the front panel cont...

Page 91: ...ont panel control assembly parts locations Figure 6 14 page 6 35 2 Do the Front Panel Control Assembly removal procedure page 6 11 3 Do the Front Panel Control Board removal procedure page 6 34 Use th...

Page 92: ...ntrol Board Use the following procedure to reinstall the keypad 1 Pull the rubber pull points through the Front Panel Control Board to install the keypad NOTE When replacing the top three keys next to...

Page 93: ...Removal and Installation Procedures 6 38 TLA 704 Color Portable Mainframe Service Manual...

Page 94: ...rvice Center This section supports isolation of faults within the portable mainframe to the replaceable part level shown in Chapter 10 In most cases faults are isolated to circuit boards or assemblies...

Page 95: ...on H Power cord not plugged in H Failed fuse H Faulty power supply H Faulty backplane board H Faulty module Front panel light comes on mainframe powers on but one or more fans will not operate H Faul...

Page 96: ...isplay lamp H Faulty display H Faulty controller board H Faulty inverter board H Faulty front panel interface board Modules not recognized H Module firmware incompatible with mainframe software versio...

Page 97: ...umstances you will need the test equipment listed in the TLA 700 Series Performance Verification and Adjustment Procedures manual Follow the primary troubleshooting tree in Figure 6 15 for fault isola...

Page 98: ...No Controller board defective Start No Yes Yes No Windows95 Boots No Consult the troubleshooting section of your Microsoft Windows 95 manual Yes If the TLA 700 Application is not already running start...

Page 99: ...stalled and can be accessed by the software The tests do not provide any performance information but they provide limited diagnostic information The TLA 700 mainframe diagnostics provide more extensiv...

Page 100: ...WIN title box H The QAPlus WIN hard drive test may report an incorrect number of tracks and cylinders for your hard drive This is an internal mapping problem but has no effect on the results of the te...

Page 101: ...board and mouse to function bypass the Front Panel Control Board as in a standard PC To bypass the Front Panel Control Assembly unplug the cable from it to the Front Panel Interface Board located behi...

Page 102: ...Table 6 4 Power supply voltages and backplane connector pins J1 Pin Voltage J2 Pin Voltage Row A Row A 31 12 V 2 2 V 32 5 V 7 5 2 V 13 5 2 V 19 5 2 V 25 5 V Row B Row B 31 5 V STDBY 1 32 5 V 13 32 5...

Page 103: ...the portable mainframe and remove the modules Set the address switches to FF and reinstall the modules H Verify that the modules do not have the flash programming jumper installed on the rear of the m...

Page 104: ...5 Command line options for ResMan32 Option Description a A o O ResMan32 will not close the text window after executing and displaying the results the major functions default p P ResMan32 will not exe...

Page 105: ...e at LA 2 Identify Dynamic Configure Devices Matching Devices to Slots match la 1 to slot 1 match la 2 to slot 3 Setting VISA Attributes la 1 slot 1 device_class 2 manf_id 0xffd model_code 0x7f4 addr_...

Page 106: ...d memory has failed A 1 in the map indicates a failed bit Exchange the SIMMs if one of the SIMMs is defective the error address should change Fixed Disk 0 Failure or Fixed Disk Controller Failure The...

Page 107: ...time clock error The real time clock may be defective Replace the controller board Shadow Ram Failed at offset nnnn The shadow RAM has failed at HEX location nnnn The system will run without shadow RA...

Page 108: ...BIOS jumper already in place To verify that you need to install a BIOS jumper go to step 1 on page 6 54 and follow the instructions and attempt to update the BIOS If the BIOS jumper is not in place y...

Page 109: ...loppy disk is a bootable floppy 3 At the A prompt type phlash and press Return 4 When the install program completes press any key at the prompt 5 Remove the floppy disk from the floppy disk drive Perf...

Page 110: ...click Yes Recommended b Click on Next to proceed and click Next again to confirm that you want to continue c The Add New Hardware Wizard will take a few minutes to complete the task 12 When the Add N...

Page 111: ...ctly After running the QA Plus WIN diagnostics quit the application by selecting Restart MS Windows and clicking the OK button This guarantees that the TLA 700 returns to a stable state for normal ope...

Page 112: ...is with the owner name and address the serial number and a brief description of the problem s encountered or the service required Always return all accessories so that the entire system can be tested...

Page 113: ...Repackaging Instructions 6 58 TLA 704 Color Portable Mainframe Service Manual...

Page 114: ......

Page 115: ...Color Portable Mainframe options and upgrade kits Description Option Part number 32MB DRAM 2 1GB Hard Disk Upgrade Order TLAF1 for Field Installable upgrade 1S 10BaseT and 10Base2 LAN PC Card 1A 119 5...

Page 116: ...AN communication capabilities Options 1M and 2M add a 17 inch and a 21 inch external color monitor respectively to the standard configuration Option 1K adds a cart on which to mount and move the TLA 7...

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Page 118: ...olor Portable Mainframe Service Manual 8 1 Electrical Parts List Refer to the Mechanical Parts List chapter for a complete listing and description of replaceable parts for the TLA 704 Color Portable M...

Page 119: ...Electrical Parts List 8 2 TLA 704 Color Portable Mainframe Service Manual...

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Page 121: ...J304 System trigger in External signal out System trigger out External signal in Controller board Backplane TLA 700 series modules Power supply Floppy disk drive Glidepoint pointing device Color flat...

Page 122: ...r display and I O VTC Trig ASIC PC Cards SVGA COM EPP trigger signal ports Controller Board Color flat panel display Front panel keypads knobs Glidepoint pointing device Front panel interface Hard dis...

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Page 124: ...95 keyboard US PS 2 mini DIN 119 5193 00 Mouse 3 button PS 2 mini DIN 119 4330 02 Accessory pouch 016 1441 00 Front panel cover 200 4279 00 Dual wide slot panel fillers 2 333 4206 00 Printer adapter c...

Page 125: ...frame Service Manual Table 10 2 Power cord identification Plug configuration Normal usage Option number North America 125 V 15A Plug NEMA 5 15P Standard Europe 230 V A1 United Kingdom 230 V A2 Austral...

Page 126: ...straight 161 0104 05 161 0066 11 Option A4 Power cord right angle straight 161 0104 08 161 0066 12 Option A5 Power cord right angle straight 161 0167 00 161 0154 00 TLA 704 software field upgrade kit...

Page 127: ...formation if any is located at the rear of this manual Tektronix part numbers contain two digits representing the revision level of the part For most parts in this manual you will find the letters XX...

Page 128: ...at you are most likely to replace For more detailed information refer to the individual parts lists in this chapter Table 10 4 Common replaceable parts Name Description Tektronix part number Line Fuse...

Page 129: ...mn 3 indicates the serial number at which the part was first effective Column 4 indicates the serial number at which the part was discontinued No entries in either column indicates the part is good fo...

Page 130: ...O BOX 750 MONTEBELLO CA 90640 6537 5F520 PANEL COMPONENTS CORP PO BOX 115 OSKALOOSA IA 52577 0115 60128 MICROSOFT CORPORATION ONE MICROSOFT WAY DEPARTMENT 101 REDMOND WA 98052 8300 61935 SCHURTER INC...

Page 131: ...DESCRIPTION 4 348 1479 00 2 FOOT REAR PLASTIC REAR FOOT ZEUS 80009 348 1479 00 5 348 1254 01 8 PAD FOOT TEK BLACK SANTOPRENE 80009 348 1254 01 6 200 4233 00 1 COVER RIGHT COVER COSMETIC RIGHT 80009 20...

Page 132: ...Replaceable Parts List TLA 704 Color Portable Mainframe Service Manual 10 9 1 2 3 4 5 6 7 8 9 10 11 8 12 Figure 10 1 External parts...

Page 133: ...1 ORDER BY DESCRIPTION 3 614 0932 00 1 FRONT PNL ASSY FRONT PANEL MODULE ASSY 80009 614 0932 00 4 366 0771 00 4 KNOB CAP 0 650 DIA MACROBLEND DP4 1368 TK1163 366 0771 00 5 366 0770 00 1 KNOB CAP 0 925...

Page 134: ...Replaceable Parts List TLA 704 Color Portable Mainframe Service Manual 10 11 1 2 3 4 5 6 7 8 9 Figure 10 2 Front panel display and control assemblies...

Page 135: ...DISK DRIVE WINCHESTER 2 5 IN 1 4GB 12MS IDE ST91420AG 80009 119 5683 00 3 119 5607 00 1 DISK DRIVE TOSHIBA 2 5 INCH 2 16GB HDD OPTION 1S ONLY 80009 119 5607 00 4 671 3489 00 1 CIRCUIT BD ASSY INTERFAC...

Page 136: ...Replaceable Parts List TLA 704 Color Portable Mainframe Service Manual 10 13 1 2 3 4 5 6 7 8 9 10 Figure 10 3 Floppy disk drive hard disk drive front panel interface board and related cables...

Page 137: ...038 01 B010901 B011979 1 CONTROLLER BD SINGLE BOARD 32MB PENTIUM CONTROLLER W VXI INTERFACE MAX OPTION 1S ONLY 0L0L7 OBD 3 039 0038 02 B011980 1 CONTROLLER BD SINGLE BOARD 32MB PENTIUM CONTROLLER W VX...

Page 138: ...Replaceable Parts List TLA 704 Color Portable Mainframe Service Manual 10 15 1 2 3 4 5 6 7 8 9 10 11 12 Figure 10 4 Controller board interface board and EMI shield...

Page 139: ...LD GSKT ELEC SYMMETRICAL SLOTTED FINGER 0 350 W X 7 5 L RIVIT MTG SNAP IN RIVIT SPACING 1 5 IN TK2647 0493 0069 01 8 441 2093 00 1 CHASSIS CHASSIS BRACE WITH EMI GASKET 80009 441 2093 00 9 159 0046 00...

Page 140: ...Replaceable Parts List TLA 704 Color Portable Mainframe Service Manual 10 17 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Figure 10 5 Power supply handle and fan...

Page 141: ...Replaceable Parts List 10 18 TLA 704 Color Portable Mainframe Service Manual...

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