AT&T 3B2 Series Manual Download Page 48 | Manualshive

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Summary of Contents for 3B2 Series

Page 1: ......

Page 2: ...e e e e e e e e o I o I I t I I I I e I I e e e e e e e e e e e e e e e 8 e I I o t t t e I t e t e e I I e e I I e e e e e e e e e e e r e e e e e e e e e e e e e e o o o o o I t I e I I e t t I I t...

Page 3: ...The information in this document is subject to change without notice AT T assumes no responsibility for any errors that may appear in this document Copyrightc 1986 AT T All Rights Reserved Printed in...

Page 4: ...ent can be ordered by calling 1 800 432 6600 Inside the U S A 1 800 255 1242 Inside Canada OR 1 317 352 8557 Outside the U S A OR by writing to AT T Customer Information Center CIC Attn Customer Servi...

Page 5: ...CONTENTS Chapter 1 INTRODUCTION Chapter 2 INSTALLATION AND REMOVAL IN A 4 SLOT 382 COMPUTER Chapter 3 INSTALLATION AND REMOVAL IN A 12 SLOT 382 COMPUTER Chapter 4 TESTING AND TROUBLESHOOTING...

Page 6: ...DESCRIPTION 1 1 4 Slot 382 Computer Memory Configurations 1 2 12 Slot 382 Computer Memory Configurations 1 3 CONVENTIONS 1 4 MANUAL ORGANIZATION 1 5 UNPACKING INSTRUCTIONS 1 5 IMPORTANT REMINDERS 1 8...

Page 7: ...RAM cards are different Therefore the installation and removal procedures for 382 Computers equipped with four backplane slots 4 slot 382 are in Chapter 2 and the installation and removal procedures...

Page 8: ...ing two 256 kilobyte memory cards in the computer 5I2 kilobytes is the minimum amount of memory provided in a 4 slot 382 Computer I megabyte which can be obtained by using one I megabyte memory card i...

Page 9: ...ng two 1 megabyte memory cards or one 2 megabyte memory card in the computer 3 megabytes which can be obtained by using one 1 megabyte memory card and one 2 megabyte memory card in the computer 4 mega...

Page 10: ...4 This style of type is used to show system generated responses displayed on your screen This style of bold type is used to show inputs entered from your keyboard that are displayed on your screen The...

Page 11: ...eviations and terms also used in this manual UNPACKING INSTRUCTIONS If you have not already done so inspect the shipping container for signs of damage before unpacking the memory card s If any damage...

Page 12: ...require additional cleaning 4 Inspect each card for damage that may have occurred during shipment loose components cracks etc If any damage occurred immediately notify the shipper and either your AT...

Page 13: ...both sides of the circuit board IOENTIFICATION NUMBER LOCATIONS B Figure 1 1 Location of Memory Card Identification Number Check your receipt to make sure the correct card was ordered If there is a pr...

Page 14: ...nuals in your Options binder Safety 1 Be alert for sharp edges when handling hardware 2 Always follow the prescribed powerdown procedures and unplug your 3B2 Computer before removing the cover 3 Follo...

Page 15: ...ter 2 INSTALLATION AND REMOVAL IN A 4 SLOT 382 COMPUTER PAGE HARDWARE REQUIREMENTS 2 1 SOFTWARE REQUIREMENTS 2 2 PREPARATION 2 2 HARDWARE INSTALLATION AND REMOVAL 2 3 SOFTWARE INSTALLATION AND REMOVAL...

Page 16: ...ards in your 4 slot 382 Computer 382 300 or 382 310 Computer HARDWARE REQUIREMENTS 256 kilobyte 1 megabyte and 2 megabyte RAM cards may be used in a 4 slot 382 Computer However the 256 kilobyte memory...

Page 17: ...for information on setting tunable parameters PREPARATION Estimated time for installation is between 15 and 30 minutes If the RAM card s was installed for you only perform Steps 1 and 2 in the HARDWA...

Page 18: ...anently damage the card or prevent the computer from powering up If you are uncertain about any part of the installation procedure do not attempt to install the RAM card s Contact your AT T Service Re...

Page 19: ...hutdown y g90 iO CR The computer will shut down with a 90 second grace period and tunable parameters associated with RAM will be automatically reconfigured when the computer is powered up b If you are...

Page 20: ...ith The system is down and the POWER indicator will turn off 3 Unplug the power cord 4 Remove the cable access door To remove release the latch lift the door and pull up See Figure 2 1 ft PULL J g ROT...

Page 21: ...and placement of your RAM cards 8 Loosen the screw on the bracket holding the RAM card s in place Figure 2 2 9 Slide the bracket up and remove it from the apparatus mounting BRACKET MO CONNECTOR M1 C...

Page 22: ...MO CONNECTOR Ml CONNECTOR 5 I 2 kilobytes 256 kilobyte card 256 kilobyte card I megabyte I megabyte card I megabyte card I megabyte card 2 megabytes 2 megabytes 3 megabytes 2 megabyte card I megabyte...

Page 23: ...he computer will not operate properly with this combination of RAM cards a Carefully pick up by its edges the RAM card to be installed b If the RAM card has a plastic sleeve over the contacts remove t...

Page 24: ...ntification number is always stamped on the BACK side of a RAM card Figure 2 5 shows the back of a 2 megabyte RAM card Notice the identification number along the top edge of the card Use the identific...

Page 25: ...front side facing toward the front of the cabinet hold the RAM card over the appropriate connector See Figure 2 2 to determine the location and identification of each connector d Gently push the card...

Page 26: ...o lock the bracket in place 15 With your new RAM card s now installed carefully place the cover back on the 382 Computer 16 Install the four screws that hold the top cover in place 17 Place the cable...

Page 27: ...re to install or remove when you change the amount of Random Access Memory However anytime that you change the amount of RAM the system must be reconfigured If you performed the HARDWARE INSTALLATION...

Page 28: ...er 3 INSTALLATION AND REMOVAL IN A 12 SLOT 382 COMPUTER PAGE HARDWARE REQUIREMENTS 3 1 SOFTWARE REQUIREMENTS 3 1 PREPARATION 3 2 HARDWARE INSTALLATION AND REMOVAL 3 2 SOFTWARE INSTALLATION AND REMOVAL...

Page 29: ...2 megabyte RAM cards may be used in 12 slot 382 Computers Detailed information on the allowable combinations is given later in this chapter SOFTWARE REQUIREMENTS There are no specific software requir...

Page 30: ...DERS discussed in Chapter 1 If you follow each step carefully installing or removing RAM cards will be relatively easy Read the appropriate installation and removal procedure and make sure you underst...

Page 31: ...sed the value of the tunable parameter N8UF is set to the default value for the new amount of RAM The other tunable parameters are not changed Information on changing tunable parameters is given in th...

Page 32: ...emove the cable access door To remove release the latch lift the door and pull up See Figure 3 1 ft PULL Jct ROTATE UP I I 0 UNLATCH Figure 3 1 Removing Cable Access Door 5 Remove the four screws hold...

Page 33: ...12 slot 382 Computer so you will be familiar with the location and placement of your RAM cards M1 CONNECTOR MO CONNECTOR ACKETS I BR J I 1 j I r 1 POWER SUPPLY CAGE SYSTEM BOARD 7 FEATURE CARDS NOT S...

Page 34: ...NECTOR 1 megabyte 1 megabyte card 1 megabyte card 1 megabyte card 2 megabytes 2 megabyte card 3 megabytes 2 megabyte card 1 megabyte card 4 megabytes 2 megabyte card 2 megabyte card Figure 3 3 Possibl...

Page 35: ...at Steps a through e Warning Failure to install a RAM card exactly as outlined in this procedure may permanently damage the card or prevent the computer from powering up when power is applied The fron...

Page 36: ...Only Note The identification number is always stamped on the BACK side of a RAM card Figure 3 5 shows the back side of a 2 megabyte RAM card used in both 4 slot and 12 slot 382 Computers Use the iden...

Page 37: ...orm the following steps a If there is a bracket over the slot where the RAM card will be installed loosen the screw on the bracket slide the bracket up and remove it from the apparatus mounting Figure...

Page 38: ...bracket on top of the RAM card and slide the bracket down onto the screw attached to the mounting apparatus g Tighten the screws to lock the bracket in place h If another RAM card is to be installed r...

Page 39: ...ardware installation is now complete You should be able to apply power to the 382 Computer SOFTWARE INSTALLATION AND REMOVAL There is no software to install or remove when you change the amount of Ran...

Page 40: ...Chapter 4 TESTING AND TROUBLESHOOTING PAGE TESTING 4 1 TROUBLESHOOTING 4 2 Possible Problems 4 2 Procedure for Checking RAM Cards 4 3...

Page 41: ...s TESTING The only tests performed on the new RAM cards are the diagnostic tests which are performed during the normal powerup procedures Refer to the AT T 382 Computer Owner Operator Manual for the n...

Page 42: ...ected etc Once the obvious problems have been eliminated check to see that you did not install a RAM card backwards If installed backwards some RAM cards will prevent the computer from powering up If...

Page 43: ...alue whenever the amount of RAM is changed However to automatically reset NBUF in a 3B2 300 Computer the command touch etc system must be executed before the RAM cards are changed If you changed the a...

Page 44: ...ou should then enter l CR for hard disk The program will begin executing and information about the system configuration and load map will be displayed After displaying this information the system is a...

Page 45: ...amount of RAM When the message The system is ready Console Login is displayed you may log on and return the computer to its normal operating state Checking for Hardware Problems If the problem with t...

Page 46: ...the contacts on the RAM card s and the card connectors by using a soft cotton cloth and a solvent cleaner especially designed to clean contacts Warning Do not use a cleaner lubricant which contains si...

Page 47: ...with the original RAM cards and try to power up the computer again If the computer does power up properly the new RAM card s is defective 10 If you still cannot power up your 382 Computer contact your...

Page 48: ...2 Inside View of a 4 Slot 382 Computer 2 6 Figure 2 3 Possible RAM Card Configurations for 4 Slot 382 Computers 2 7 Figure 2 4 Front Side of a 256 Kilobyte RAM Card 2 9 Figure 2 5 Back Side of a 2 Me...

Page 49: ...blems 4 5 HARDWARE REQUIREMENTS 12 Slot 382 Computer 3 1 HARDWARE REQUIREMENTS 4 slot Computer 2 1 identification number on memory cards IMPORTANT REMINDERS installation in 12 slot 382 Computer instal...

Page 50: ...Computer 3 2 removal from 4 Slot 382 Computer 2 3 s Safety 1 8 SOFTWARE INSTALLATION AND REMOVAL 12 slot 382 Computer 3 11 SOFTWARE INSTALLATION AND REMOVAL 4 slot 382 Computer 2 12 SOFTWARE REQUIREM...

Page 51: ...ture of any error s found in this document 5 How would you rate this document for ORGANIZATION of information Please Circle Excellent Adequate Poor 4 3 2 0 6 Describe any format or packaging problems...

Page 52: ...1999 GREENSBORO NC POST AGE WILL BE PAID BY ADDRESSEE DOCUMENTATION SERVICES 2400 Reynalda Road Winston Salem N C 27106 9989 1 1 11 1 1111 11 1 1 1 1 1 1 1 1 1 1 1 Do Not Tear Fold Hereand Tape NO PO...

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