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2-6

Getting Inside the Platform

Figure 2-3.

Working within the Card Cage – Floor Position

Removing the Card Cage Retaining
Bracket

The manufacturer equips the MAP/40 card cage area with a retainer to reduce
shipping and environmental vibrations that could damage the circuit cards. Use a
Phillips #2 screwdriver to remove the two hold-down screws in the retaining
bracket. See Figure 2-4.

Books to hold

this side off

the floor.

Support

base

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Содержание Map/40

Страница 1: ...585 350 213 Issue 1 October 1993 Upgrade Kit for Map 40 Graphics Table of Contents...

Страница 2: ...Blank Page...

Страница 3: ...eeding Warnings 1 1 Avoiding Electrostatic Discharge Damage 1 3 Unpacking the Upgrade Kit 1 6 Inventory of Upgrade Kit Items 1 7 Gathering Tools and Test Equipment 1 8 Locating Key Components in the M...

Страница 4: ...CPU 3 7 Verifying Switch Settings on the 486 CPU 3 8 Making Header Connections for Keyboard and Serial Ports 3 8 The SCSI Host Adapter Circuit Card 3 10 Verify the Jumpers on the SCSI Circuit Card 3...

Страница 5: ...v Contents Installing the SCSI Host Adapter Circuit Card 4 12 Installing the Floppy Disk Drive 4 12 Finishing Up 4 12 IN Index IN 1...

Страница 6: ...vi Contents...

Страница 7: ...for upgrading both a MAP 40 from a 386 CPU to a 486 CPU and from IDE to SCSI disk drive system Intended Audiences This book is intended primarily for the technician Secondary audiences include the fo...

Страница 8: ...how to open the MAP 40 by removing the dress cover of the chassis as well as how to access the peripheral bay and card cage Chapter 3 Upgrading Circuit Cards This chapter serves as an introduction to...

Страница 9: ...This Book A reader comment card is behind the title page of this book While we have tried to make this book fit your needs we are interested in your suggestions for improv ing it and urge you to comp...

Страница 10: ...x About This Book...

Страница 11: ...s Warnings and cautions appear throughout this book as needed when describing procedures These admonishments let you know when the actions you are about to perform can harm you or the equipment unless...

Страница 12: ...s Malfunctioning equipment can harm the telephone network WARNING Shut power off before removing the dress cover or access panel of the MAP 40 Perform a soft shutdown of the VIS operating system if on...

Страница 13: ...ay simply fail after a brief period of normal operation To avoid damaging ESD sensitive components follow these rules Handle ESD sensitive circuit cards only after you have attached a wrist strap to t...

Страница 14: ...1 4 Getting Started Figure 1 1 How to Hold a Short Circuit Card...

Страница 15: ...Getting Started 1 5 Figure 1 2 How to Hold a Long Circuit Card...

Страница 16: ...its saving one carton and packing materials should be sufficient CAUTION The manufacturer does not accept liability for a damaged unit if the unit is not returned in the original packing materials and...

Страница 17: ...pgrade Kit Items The MAP 40 486 CPU SCSI upgrade kit contains the following items One D486SX 25 00 ATT CPU One 16 Mbyte SIMM One keyboard adapter cable ED5P208 30 G29 One 486 reset cable ED5P208 30 G3...

Страница 18: ...d wrist strap Antistatic grounded work mat Flashlight or auxiliary lighting if in dimly lit area Locating Key Components in the MAP 40 Use the following sections and diagrams to locate key components...

Страница 19: ...eripheral bay disk drives power reset switch center con trol panel rocker switch turns MAP 40 on and off Power On indicator center con trol panel LED lights green when power is on INT Drive indicator...

Страница 20: ...Position 1 Position 2 Position 3 Control panel Keyboard connector Power on off switch System reset switch Lower bezel cover Peripheral bay upper bezel shown removed Chassis fan Internally mounted Per...

Страница 21: ...aintain air flow in the unit to prevent components from overheating Overheating can cause a component to malfunction Air flows from the front through the vents of the bezel cover and exits through ven...

Страница 22: ...3 Chassis Back Components Component Location Description Function Video connector Video circuit card faceplate in slot 10 15 pin female D subminiature Connects MAP 40 to monitor AC power outlet connec...

Страница 23: ...CPU card faceplate Chassis rear air exhaust vents Rear keyboard interface option COM2 port I O MAP 40 AC input receptacle Accessory power outlet Monitor 110V 230VAC Monitor power outlet current limit...

Страница 24: ...1 14 Getting Started...

Страница 25: ...so describes how to replace both the dress cover and the access panel WARNING Shut power off before removing the dress cover or access panel of the MAP 40 Perform a soft shutdown of your software oper...

Страница 26: ...ing System found in Chapter 4 Common Maintenance Pro cedures of the maintenance book 3 Turn OFF both the front panel power switch and the circuit breaker s on the rear of the unit 4 Remove the incomin...

Страница 27: ...y begin to col lapse inward from the pressure of your hands Move your hands down ward on the dress panel to reduce the pressure as you lift 7 Remove the dress cover Figure 2 1 Removing the Dress Cover...

Страница 28: ...rm of support on the floor ii Turn the MAP 40 on its side resting the side of the computer opposite from the support base on the two books See Fig ure 2 3 b If you do not have cables attached to the M...

Страница 29: ...Getting Inside the Platform 2 5 Figure 2 2 Removing the Card Cage Access Cover Retainer circuit card Access cover Tower configuration place unit on its side with support base extended over edge...

Страница 30: ...ing Bracket The manufacturer equips the MAP 40 card cage area with a retainer to reduce shipping and environmental vibrations that could damage the circuit cards Use a Phillips 2 screwdriver to remove...

Страница 31: ...Getting Inside the Platform 2 7 Figure 2 4 Removing Screws in the Retaining Bracket Retaining bracket Remove 2 screws...

Страница 32: ...ount the 8 Phillips screws but ensure the screws are only partially set to provide adequate clearance for assembling the access cover 3 Reset the access cover over top the mounted screws 4 Apply press...

Страница 33: ...cards though additional steps may be required for some General Steps for Circuit Card Installation WARNING Observe proper ESD precautions when handling computer components Wear a ground wrist strap on...

Страница 34: ...the output from the configuration program for this system to con firm that it is the correct type of card for that slot This is not necessary if you are replacing a card and not adding one 3 If you a...

Страница 35: ...ign the circuit card face plate and edge of the circuit card with the circuit card guide and the backplane slot position The card is now over the expansion slot 13 Lower the card until it touches the...

Страница 36: ...he Graphical Speech Editor feature package See the next figure to locate where the 486 is labeled to indicate 50MHz or 25MHz The manufacturer packages the central processing unit CPU on a single PC AT...

Страница 37: ...Upgrading Circuit Cards 3 5 Figure 3 1 486 CPU Circuit Card and Jumper Locations...

Страница 38: ...3 6 Upgrading Circuit Cards Verifying Jumpers on the 486 50MHz CPU Jumpers on the 486 50MHz should be set as indicated in the figure below Figure 3 2 Jumper Settings for the 486 50MHz CPU Card...

Страница 39: ...Upgrading Circuit Cards 3 7 Verify the Jumpers on the 486 25MHz CPU Jumpers on the 486 25MHz should be set as indicated in the figure below Figure 3 3 Jumpers Settings for the 486 MHz CPU Card...

Страница 40: ...486 CPU Card Making Header Connections for Keyboard and Serial Ports The platform includes cables that connect to the 486 CPU circuit card These cables connect to the keyboard port bottom center and...

Страница 41: ...mbered as follows COM1 J4 keyed for connection COM2 J3 user red tracer for connection Keyboard J5 keyed for connection Parallel port J6 keyed for connection NOTE The top two pins connectors on the car...

Страница 42: ...card WARNING Observe proper electrostatic discharge precautions when handling computer components Wear a ground wrist strap against your bare skin and connect to an earth ground To install the SCSI ci...

Страница 43: ...Upgrading Circuit Cards 3 11 Figure 3 5 SCSI Host Adapter Controller Circuit Card...

Страница 44: ...2 Upgrading Circuit Cards Verify the Jumpers on the SCSI Circuit Card Jumpers on the SCSI circuit card should be set as indicated in the figure below Figure 3 6 Jumpers Settings for the SCSI Circuit C...

Страница 45: ...rcuit Cards 3 13 Verifying Switch Settings on the SCSI Circuit Card Switches are set by the manufacturer Use the figure below to verify correct switch settings Figure 3 7 Switch Settings for the SCSI...

Страница 46: ...ance RMB card is PC AT based It draws its power from the PC host bus An optional external AC power adapter is available that plugs into the faceplate of the RMB card This adapter provides power to ope...

Страница 47: ...round Gather the appropriate tools the components of the upgrade kit and a space to place the old components you remove from the MAP 40 hint have an empty box to place old components in to avoid mixin...

Страница 48: ...MAP 40 to SCSI remove the tape and IDE con trollers cards at this time a Locate the IDE disk controller in slot 12 b Locate the tape controller card in slot 11 c Disconnect the cables from each and s...

Страница 49: ...eyboard adapter and plug the new keyboard reset extension cable connector onto J2 of this adapter Refer to Figure 4 1 to see the proper orientation 2 Plug the new 486 keyboard cable onto J4 Plug the R...

Страница 50: ...s and switches are set correctly Familiarize yourself with the location and types of connectors headers 6 Identify the reset cable for the RMB and the new keyboard cable for the 486 CPU 7 Insert the R...

Страница 51: ...Performing the Upgrade 4 5 Figure 4 2 CPU RMB Keyboard Adapter Installed in the MAP 40...

Страница 52: ...g a Disconnect any cables connected to the floppy drive at this time b From either side of the peripheral bay locate the two screws on each side of the drive unit Remove these screws 4 screws total an...

Страница 53: ...2 should be installed if the SCSI disk drive is the last component on the TDM bus cable If it is not the last component then the resistors should be removed 1 2 JP2 JP8 PIN 50 PIN 2 RN2 RN1 J6 J3 J1 J...

Страница 54: ...ing rails parallel to each other with the smaller of the two flanges of the rails on the inside 11 Assemble the spacer bar and faceplate to form a rectangle using the 6 32 x 3 16 inch screws 12 Turn t...

Страница 55: ...chassis components once the disk is mounted in the MAP 40 18 Locate on either side of the MAP 40 the bottom fourth set of slots just behind the front of the peripheral bay Screws provided with the bra...

Страница 56: ...aligning it with the 50 pin cable receptacle and pushing it on All connectors are keyed to prevent incorrect installation see Figure 4 5 26 Attach the power cable to the hard disk ensuring the connec...

Страница 57: ...Performing the Upgrade 4 11 Figure 4 5 Jumper Settings for SCSI Cartridge Tape Drive JP1 RN1 RN2 RN3 1 2 3 K terminating resistors...

Страница 58: ...able in hand route it similarly Note at the SCSI controller end the SCSI cable should be under the floppy cable for best routing 4 Connect the disk activity cable to SCSI controller card with the two...

Страница 59: ...3 10 COM1 3 8 COM2 3 8 Cooling system 1 11 Cover dress 2 2 2 8 CPU see 486 CPU circuit card CPU RMB keyboard adapter 4 3 cabling 4 5 installed in MAP 40 4 5 D Damage hardware component 1 3 Discharge...

Страница 60: ...ove system power 2 2 Retaining bracket 2 6 RMB see Remote maintenance circuit card S SCSI cartridge tape drive installation 4 10 jumper settings 4 11 SCSI hard disk drive installation 4 6 jumper setti...

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