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1. Figure 2 1 3800 Chassis Position for Hardware Removal and Installation 2 1 Power Supply Power Supply The PS 2 style power supply measures 6 0 H x 3 4 W 5 5 D The power supply constantly monitors the 115 230VAC input and asserts an active power good signal Changing the AC Input Selection Switch The input voltage may be set at 115VAC or 230VAC To change the input voltage e turn the system OFF e toggle the switch on the rear of the power supply to 115V or 230V and apply the corresponding voltage Connectors Two types of connectors extend from the power supply backplane motherboard power connectors and disk drive power connectors The disk drive power connectors are identical and are not labeled The following connector voltages apply to the backplane mother board connectors The J numbers refer to the backplane pinouts The P numbers refer to the motherboard pinouts The value of x and y will vary depending on which backplane or mother board is installed in your system J x P x J y Ply Pint P G Pint GND Pin2 5V Pin2 GND Pin3 12V Pin3 5V Pin4 12V Pin4 5V Pin5 GND Pin5 5V Pin6 GND Pin6 5V Table 2 1 Backplane Motherboard Connectors 2 2 Chapter 2 Power and Control Systems The following connector voltages apply to all disk drive power con Disk Drive Power Connector Vo
2. 2 6 Installing the Reset LED Circuit Board 2 7 Chapter 3 Peripheral Installation Removing an Expansion Card 4 3 1 Installing an Expansion 0786 3 2 Removing the 3 5 Inch Drive Bay o ooooooo 3 2 Installing the 3 5 Inch Drive Bay 4 3 3 Removing the 3 5 Inch Floppy Drive 3 3 Installing the 3 5 Inch Floppy Drive 3 3 Removing the Hard Drive _ 4 3 4 Installing the Hard Drive 0 0 3 4 Table of Contents Removing the 5 25 Inch Drive 222222022 Installing the 5 25 Inch Drive 7777 Chapter 4 Hardware Removing the Chassis Access Cover 4 Replacing the Chassis Access Cover 4 Removing the Fan 0 0 0 ce eee eee eee ee Installing the Removing the Speaker 22 Installing the Speaker 0222 Chapter 5 Specifications Environmental Specifications 0 AC Input Specifications 2 24 Voltage Regulation Tolerances Output Load Capacity 5 Chassis 1211165108 Appendix 1 Technical Reference ISA Bus Signal Termination Definitions PCI ISA Connector Pin Assignments Appendix 2 Glossary of Terms Appendix 3 Illustrations 3800 System Enclosure 0 0 0 2c eee eee eee 8 Slot ISA Passive Backplane 0 0 18 Slot PCI ISA Passive Backplane 3800 System Interconnect Diagram Table of
3. The drive bay with front panel acces can accommodate up to three half height 57 or 3fi drives An additional drive bay can hold three half height 3fi drives one of which is externally available Backplane Motherboard The 3800 is equipped with an ISA 8 slot passive backplane a PCI ISA dual bus passive backplane or a motherboard The PCVISA backplane contains four ISA slots two PCI slots one shared ISA and PCI slot only one of which can be used at a time and one slot for the CPU board Front Controls and Indicators The reset switch power switch power on LED and hard drive LED are mounted on the front of the chassis 1 6 Chapter 2 Power and Control Systems This chapter describes the chassis access cover power supply motherboard backplane and control switches and discusses how to remove and install each Note The following instructions on removal and installation of the above hardware are explained from a perspective in which the chas sis is positioned horizontally with the front panel facing the techni cian Thus for purposes of explanation the right side of the chas sis for example in the following sections actually refers to what would be its top bezel when in operation See Figure 2 1 3800 Chassis Position for Hardware Removal and Installation below for clarification SEN DS RETTEN Y 5 DS Ey EN kr N b 4 NA HR mA
4. AD28 3 3V GND ADO7 AD26 ADO6 AD27 3 3V GND ADO4 AD25 ADOS AD24 GND 3 3V ADO3 GNT2 ADO2 C BE3H GND 3 3V ADOO AD23 ADO1 AD22 5V VO END 45V VO AD20 REQ64 AD21 ACK64 GND 5V AD18 5V e PCI connector pin assignments Table A1 2 PCI Connector Pin Assignments A1 3 Appendix 2 Glossary of Terms B backplane A device containing slots or sockets for plugging in boards or cables bidirectional parallel port An eight bit port that can be used for an input as well as an output device bus One or more electrical conductors that transmit power or binary data to the various sections of a computer or any common pathway between hardware devices A computer bus connects the CPU to its main memory and the memory banks that reside on the control units of the peripheral devices It is made up of two parts Addresses are sent over the address bus to signal a memory location and the data is transferred over the data bus to that location C card cage A cabinet or metal frame that holds printed circuit cards CMOS Complementary Metal Oxide Semiconductor A technique of arranging transistors which uses very low power D disk access LED The LED located on the front control panel that indi cates when the hard disk drive is active E Electrostatic Discharge ESD Stationary electrical charges in which no current flows Many components on your SBC and in t
5. Contents Index List of Figures Figure 1 1 3800 System Enclosure 1 5 Figure 2 1 3800 Chassis Position for Hardware Removal and Installation lt a rta rara taa eta 2 1 Figure 2 2 Rear View of Power Switch 2 10 Figure 3 1 3 5 and 5 25 Inch Drive Bays 3 2 Figure 3 2 5 25 Inch Drive 28 4 3 5 List of Tables Table 2 1 Backplane Motherboard Connectors 2 2 Table 2 2 Disk Drive Power Connector Voltages 2 3 Table 5 1 Environmental Specifications 5 1 Table 5 2 AC Input Specifications 5 1 Table 5 3 Input Frequency Range 5 1 Table 5 4 200W P S Voltage Regulation Tolerances 5 2 Table 5 5 200W P S Output Load Capacity 5 2 Table Al 1 ISA Bus Signal Termination Definitions A1 1 Table A1 2 PCI Connector Pin Assignments A1 3 WARNING Use caution when replacing the battery on any CPU board whether or not it is nstalled in a chassis There is a danger of explosion 11 the battery 18 incor rectly replaced Replace the battery only with the same or the equivalent type rec ommended by the manufacturer Dispose of used batteries accord ing to the manufacturer s instruc tions 060 41012 00 RevA WARNING Any repair or maintenance that requires removal of the top cover must be made by a qualified technician 060 41002 00 Rev A LIMITED WARRANTY I Bus war
6. cost and deliver the defective parts to the purchaser This Limited Warranty shall not apply if the product has been misused carelessly handled defaced modified or altered or if unauthorized repairs have been attempted by others The above warranty is the only warranty authorized by I Bus and is in lieu of any implied war ranties including implied warranty of merchantability and fitness for a particular purpose In no event will I Bus be liable for any such damage as lost business lost profits lost savings downtime or delay labor repair or material cost injury to person or property or any similar or dissimilar consequential loss or damage incurred by purchaser even if I Bus has been advised of the possibility of such losses or damages In order to obtain warranty service the product must be delivered to the I Bus facility or to an authorized I Bus service representative with all included parts and accessories as originally shipped along with proof of purchase and a Returned Merchandise Authorization RMA number The RMA number is obtained in advance from I Bus Customer Service Department and is valid for 30 days The RMA number must be clearly marked on the exterior of the original shipping container or equivalent Purchaser will be responsible and liable for any missing or damaged parts Purchaser agrees to pay shipping charges one way and to either insure the product or assume the liability for loss or damage during transit Shi
7. of the FCC Rules Operation is subject to the following two conditions 1 this device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation WARNING This equipment has been tested and found to com ply with the limits for a Class A digital device pursuant to part 15 of the FCC Rules These limits are designed to provide rea sonable protection against harmful interference when the equip ment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case uses will be required to correct the interference at their own expense Changes or modifications not expressly approved by the party responsible for compliance could void the user s authority to operate the equipment NOTE This product was FCC verified under test conditions that included the use of shielded I O cables and connectors between system components To be in compliance with FCC regulations the user must use shielded cables and connectors and install them properly FCC compliance applies only if the following conditions are met 1 the CPU board enclosed in this package or accompany ing this manual i
8. the mounting screw and then pulling the bezel upward and outward The cover should lift out of place 3 Disconnect all cables from the drives in the drive bay 4 Push in the tabs located on the top and bottom of the drive s front side and slide the drive out of the drive bay 3 5 Installing the 5 25 Inch Drive Installing the 5 25 Inch Drive refer to Figure 3 2 1 Mount the drive slides on the drive The B slide goes on the top of the drive and the A slide goes on the bottom The let ter should be right side up when read while facing the drive from its front Slide the drive into the bay as far as it will go When it is impeded by the tabs located on the top and bottom of the drives front side press down on the tabs and slide the drive further into the bay Verify that the drive is locked into place 3 6 Chapter 4 Hardware This chapter discusses the removal and installation of the chassis access cover fan and fan bracket Note The following instructions on removal and installation of the above hardware are explained from a perspective in which the chas sis is positioned horizontally with the front panel facing the techni cian Thus for purposes of explanation the right side of the chas sis for example in the following sections actually refers to what would be its top bezel when in operation See Figure 2 1 3800 Chassis Position for Hardware Removal and Installation p
9. 2 1 for clarification e Removing the Chassis Access Cover Before Proceeding Turn the power OFF and unplug the power cord e Save all original hardware To remove the chassis access cover 1 Remove the chassis access cover s two mounting screws 2 Slide the cover toward the rear of the chassis approximately one inch and lift the cover up e Replacing the Chassis Access Cover 1 Position the access cover on the chassis and slide it into place 2 Attach the two mounting screws Fan The fan provides forced air to cool the expansion cards 4 1 Removing the Fan Housing Left Tabs Figure 4 1 Fan Housing left verticle s mounting opening Fi Figure 4 2 Fan Bracket 4 2 Chapter 4 Hardware Removing the Fan Housing refer to figure 4 1 and figure 4 2 Before proceeding Turn the power OFF and unplug the power cord Save all original hardware To remove the fan housing Remove the chassis access cover as described on page 4 1 Disconnect the fan power connector Push the fan housing s right tab which is inserted into the fan bracket s mounting slot toward the rear of the chassis Then push the housing as far as possible toward the rear of the chas sis 4 Slide the fan housing toward the right and then push it toward the rear of the chassis making sure that its two left tabs slide out of the fan bracket s left mounting slots 5
10. Lift the fan housing out of the chassis Installing the Fan Housing refer to figure 4 1 and figure 4 2 1 Slide the fan housing s two left tabs into the fan bracket s left mounting slots Push the housing towards the chassis s front bezel Slide its right tab into the the fan bracket s verticle mounting slot and push 1t towards the chassis s front bezel 2 Verify that the fan housing is locked into place 3 Connect the fan power connector Removing the Fan Bracket refer to figure 4 2 Before proceeding Turn the power OFF and unplug the power cord Save all original hardware 4 3 Removing the Speaker To remove the fan bracket 1 2 3 4 Remove the fan housing as described on p 4 3 Remove the fan bracket s mounting screw Tilt the top of the fan bracket toward the back of the chassis and unhook its tabs from the slots in the bottom of the chassis Lift the fan bracket out of the chassis Installing the Fan Bracket refer to figure 4 2 1 2 Tilt the top of the fan bracket toward the rear of the chassis Slide the fan bracket s tabs into the slots in the bottom of the chassis Route the speaker cables through the fan bracket s bottom left c shaped opening Attach the fan bracket s mounting screw e Removing the Speaker Before proceeding Turn the power OFF and unplug the power cord Save all original hardware To remove the speaker 1 2 Remove the chas
11. User Manual 3800 System Enclosure ved TECHNOLOGIES 109 40055 00 Rev A 008 YOUU 3800 System Enclosure User Manual 095 20057 00 00 Rev A Copyright 1997 by I Bus a Division of Maxwell Laboratories Inc printed and bound in the United States All rights reserved No part of this manual may be reproduced in any form or by any electronic or mechanical means including information storage and retrieval systems without the written permission of I Bus All trademarks are the property of their respective companies Customer Service Mailing Address I Bus Inc a Maxwell Technologies Company P O Box 84239 San Diego CA 92123 Telephone 619 974 8400 800 382 4229 in the U S FAX 619 268 7863 E Mail infor ibus com Visit our site at http www ibus com Table of Contents Chapter 1 Introduction About this 281 1 2 Preparing the System 2 1 3 Features ossee 20228232322 A Sa Se wees 1 6 Chapter 2 Power and Control Systems Power Supply jcc KERE rada ATR 2 1 Changing the AC Input Selection Switch 2 1 Connecl ls RRR RRR RR RRR ide e 2 1 Removing the Power Supply ee 2 3 Installing the Power Supply 7 2 3 Removing the Backplane Motherboard 2 4 Installing the Backplane Motherboard 2 4 0 25 Removing the Power 51160 0 S 2 5 Installing the Power 8160 2 6 Removing the Reset LED Circuit Board
12. all original hardware To remove the power switch Remove the chassis access cover as explained on page 4 1 Remove the 3 5 drive bay as explained on page 3 2 1 2 3 Remove the power supply connectors from the power switch 4 Remove the power switch s mounting screw from the chassis 5 Lift the power switch out of the chassis 2 5 Installing the Power Switch e Installing the Power Switch 1 Make sure the 3 5 drive bay is removed 2 Attach the power switch to the chassis with the mounting screw 3 Attach the power supply connectors to the power switch using the diagram below Top of Chassis Light Colors white Dark Colors black Figure 2 2 Power Switch Connectors Figure 2 3 Reset LED Circuit Board 2 6 Chapter 2 Power and Control Systems e Removing the Reset LED Circuit Board refer to Figure 2 3 Before proceeding Turn the power OFF and unplug the power cord e Save all original hardware To remove Reset LED Circuit Board 1 Remove the chassis access cover as described on page 4 1 2 Remove the 3 5 drive bay as described on page 3 2 3 Remove the power switch as described on page 2 5 There is no need to disconnect the power wiring 4 Cut the cable tie surrounding the Reset LED circuit board s backplane motherboard connectors 5 Remove the mounting screw attached to the Reset LED circuit board
13. city Table 5 5 200W Power Supply Output Load Capacity Chassis Dimensions Dimensions include bezel Tower 16 9 deep x 15 74 high x 8 3 wide 5 2 Appendix 1 Technical Reference ISA Bus Signal Termination Definitions K era et Name Name IOCHECK SD7 RSTDRV SD6 5 VDC SD5 IRQ9 5 VDC DRQ2 12 VDC OWS 12 VDC Bus Signal Termination Definitions Pin Signal Direct Pin Signal Direct Name Name A26 SA5 DACK2 5 VDC OSC GND MEMCS16 IOCS16 IRQ10 IRQ11 DRQ7 5 VDC MASTER page Table A1 1 ISA Bus Signal Termination Definitions continued An 1 indicates the signal is an input to the system board from the bus and an O signifies Appendix 1 Technical Reference an output from the system board to the bus Assign Assign Assign Assign TRST AD16 12V AD17 12V 3 3V TCK C BE2 TMS FRAME GND GND TDI GND TDO IRDY 5V TRDY 5V 3 3V INTA GND 5V DEVSEL INTC STOP INTB GND 45V 3 3V INTD LOCK CLKC SDONE REQ3 PERR 5V 1 0 SBo REQ1 1 En CLKD GND GNT3 SERR GND AD15 GND C BE1 GNT1 3 3V CLKA AD14 RST AD13 SND GND 5V 1 0 AD11 CLKB AD12 GNTO GND GND AD10 REQ2 KEY 5V 1 0 KEY AD30 KEY AD31 KEY 3 3V C BEO AD29 8
14. d remove the backplane or motherboard CAUTION Components on the backplane and motherboard are sensitive to damage from Electrostatic Discharge ESD Handling of this board should ONLY be done by a properly trained technician in an approved ESD work area Remove the chassis access cover as described on page 4 1 Disconnect any cables attached to the backplane motherboard Remove the expansion cards from the backplane motherboard as described on page 3 1 Remove the backplane s motherboard s mounting screws Lift the backplane motherboard out of the chassis Installing the Backplane Motherboard 1 Place the backplane motherboard in the chassis positioning it so that its power connectors are on the side closest to the power supply Align the mounting holes on the backplane mother board with those on the chassis Insert the mounting screws and tighten them Reconnect the power connectors 2 4 Chapter 2 Power and Control Systems 4 Install the expansion card s firmly into the backplane mother board as described on page 3 2 5 Attach all cables and connectors to the expansion cards CAUTION Over tightening the screws may damage the backplane or motherboard Switches The 3800 has one power switch and one reset switch both located on the front control panel in the center of the chassis e Removing the Power Switch Before proceeding Turn the power OFF and unplug the power cord e Save
15. es the right to refuse warranty service on units not properly pack aged to protect against ESD damage Be sure the power supply is set at the appropriate voltage CAUTION Components in this chassis are sensitive to damage from Electrostatic Discharge ESD Handling of the components should ONLY be done by a properly trained technician in an approved ESD work area Packaged with your 3800 are a 3800 System Enclosure User Manual a power cord If any of the items have been damaged in shipping notify the transit company and initiate an insurance claim If any items are missing con tact I Bus Refer to the Limited Warranty in the back of this manual for further instructions 1 3 Setting up your 3800 System Enclosure e Setting up your 3800 System Enclosure e Ensure that the power supply is set to the correct input voltage PRIOR to plugging the power cord into a grounded outlet Do not block the air vents or place the unit too close to a wall 1 4 Introduction 5 25 Drive Bay E 2 Chapter 1 Front Bezel IE 23 WN N PZN D yy Access Cover Power Switch 3 5 Drive Bay Figure 1 1 3800 System Enclosure 1 5 Features Features Power The 3800 is equipped with a 200W switching 115 230 VAC power supply Cooling Fans in the chassis and power supply distribute cooling air through out the enclosure Drives
16. h the two mounting screws Removing the 3 5 Inch Floppy Drive Before Proceeding 1 2 Turn the power OFF and unplug the power cord Save all original hardware To remove the 3 5 inch floppy drive 1 2 3 Remove the 3 5 drive bay as described on page 3 2 Remove the four mounting screws attaching the floppy drive to the drive bay Slide the floppy drive out of the drive bay Installing the 3 5 Inch Floppy Drive 1 2 Slide the floppy drive into the front of the drive bay Mount the floppy drive so that it is flush with the front bezel Some adjustment may be required depending on the particular floppy drive used Attach the floppy drive s four mounting screws to the drive bay 3 3 Removing the Hard Drive e Removing the Hard Drive 1 Remove the 3 5 drive bay as described on page 3 2 2 Remove the four mounting screws attaching the hard drive to the drive bay 3 Slide the hard drive out of the drive bay e Installing the Hard Drive 1 Slide the hard drive into the drive bay 2 Attach the hard drive s four mounting screws 3 4 Chapter 3 Peripheral Installation e Removing the 5 25 Inch Drive refer to Figure 3 2 Before Proceeding 1 Turn the power OFF and unplug the power cord 2 Save all original hardware To remove the 5 25 inch drive 1 Remove the chassis access cover as described on page 4 1 2 Remove the chassis s front bezel by taking out
17. he enclo sure are sensitive to damage caused by ESD ESD can be prevented by wearing a wrist strap attached to a ground post on a static mat EMI ElectroMagnetic Interference Noise generated by the switch ing action of the power supply and other system components Conducted EMI is radiation reflected back into the power line A2 1 Appendix 2 Glossary of Terms which is normally controlled with a line filter Radiated EMI is that portion that would radiate into free space but is suppressed by enclosing a power supply s circuitry in a metal case The FCC gov erns conducted and radiated emission levels in the U S expansion card A printed circuit board that plugs into an expansion slot F front control panel The small panel on the front of the computer that contains the power switch reset switch Power ON LED the disk access LED and the keyboard connector H hold down bar Located directly beneath the top cover the hold down bar is mounted over the expansion slots on the backplane Its pur pose is to hold the expansion cards securely in their slots I IDE Integrated Drive Electronics A standard of signalling and communicating with a device K keyboard connector The five pin connector located on the front con trol panel Kilobyte KB 1 024 bytes P parallel port I O connector used to hook up a printer or other parallel interface device The parallel port is usually a 25 pin female DB25 connect
18. ltages nectors Table 2 2 Disk Drive Power Connector Voltages Removing the Power Supply CAUTION Only a qualified technician should remove the power supply Before Proceeding Turn the power OFF and unplug the power cord e Save all original hardware To remove the power supply 1 Remove the chassis access cover as described on page 4 1 2 Disconnect all cables from the drives and cut any cable tie that is holding down the power supply s wiring 3 Remove the 3 5 drive bay as described on page 3 2 4 Disconnect the power supply from the power switch 5 Remove the power supply s four mounting screws 6 Slide the power supply towards the front of the chassis Tilt the back end of the power supply upwards and lift the unit out Installing the Power Supply 1 Make sure the 3 5 drive bay is removed in order to access the power switch 2 Insert the power supply in the rear right hand corner of the chassis 2 3 Installing the Power Supply 2 4 5 6 Slide the back of the power supply under the tabs on the bottom of the chassis Slide the power supply toward the back of the chassis When inserted properly the power supply s INPUT connector will be exposed through the rear chassis wall Attach the power switch to the wiring harness Insert the power supply s four mounting screws Removing the Backplane Motherboard CAUTION Only a qualified technician shoul
19. or A2 2 Appendix 2 Glossary of Terms port Ports are used to connect peripheral devices such as external dri ves and printers to your computer power good Signal used to prevent the computer from starting until the power has stabilized The power good line switches from 0 to 5 volts within one tenth to one half second after the power supply reaches normal voltage levels Whenever low input voltage causes the output voltage to fall below operating levels the power good signal goes back to zero Power ON LED The LED located on the front control panel that indi cates that power is present in the computer power switch Located on the front control panel the power switch turns power ON to the computer power supply Electrical system that converts AC current from the wall outlet into the DC currents required by the computer circuitry In a personal computer 5 5 12 and 12 voltages are generated The 5 volts are used for the electronic circuitry and the 12 volts are required for the drives R Real time clock RTC A periodic interrupt used to derive local time reset switch Computer button or key that reboots the computer All current activities are stopped cold and any data in memory is lost retaining bracket The bracket on the back of the chassis that holds connectors from the board usually a DB9 for serial port a DB25 for parallel port and mini DIN connectors for keyboard and mouse S serial port A
20. p to I Bus ATTENTION RMA REPAIR DEPT RMA H 9174 Sky Park Court San Diego CA 92123 I Bus may issue at its own discretion an advanced replacement AR on a product if it fails within fifteen 15 days from the date of delivery from I Bus Chapter 1 Introduction Welcome to the I Bus family of system enclosures In this manual y Ol sy you will find the information you need to set up and maintain your 3800 System Enclosure The 3800 System Enclosure contains a fan cooled 8 slot ISA passive backplane an 8 slot PCVISA dual bus passive backplane or a Baby AT motherboard It is equipped with a 200W output switching 115 230VAC power supply and is offered in a tower configuration This chapter is divided into three sections e About this manual explains how this manual is laid out and what you can expect to find in it e Preparing the System defines the items included with your system and describes the procedure for unpacking and setting up your 3800 System Enclosure for operation e Features provides a brief overview of the major components of the 3800 accompanied by an illustration showing all of its features 1 1 About this manual This manual contains five chapters that pertain specifically to your 3800 System Enclosure The three appendices contain technical reference material a glossary of terms and illustrations followed by an index Chapter 1 Introduction introduces you to this manual and to
21. rants this product to be free of defects in material and workmanship for an initial period of two 2 years from date of delivery to the original purchaser from I Bus During this period I Bus will at its option repair or replace this product at no additional charge to the purchaser except as set forth in this warranty agreement I Bus will at its option repair or replace this product at no additional charge to the purchaser if the defect is related to the I Bus manufactured product such as power supply backplanes other chassis components or CPUs I Bus is not liable for any defects in material or workmanship of any peripherals products or parts which I Bus does not design or manufacture However I Bus will honor the original manufacturer s warranty for these products I Bus will analyze the defective component and the customer will be charged in the following instances No problem found 75 U S dollars e Damage parts and labor at 75 per hour with a 100 minimum charge U S dollars Receipt of damaged goods voids the I Bus warranty Repair parts and replacement products will be furnished on an exchange basis and will be either new or reconditioned All replacement parts and products shall become the property of I Bus if such parts or products are provided under this warranty agreement In the event a defect is not related to the I Bus manufactured product I Bus shall repair or replace the defective parts at pur chaser s
22. rive Bay Access Cover 3800 System Enclosure A3 2 5 30 2 35 1 45 2 65 3 10 T i 1 x 4 E b 45 Ji 2 J33 Ja 5 06 77 T JQ J10 J11 J12 J13 J14 E J14 6 10 J15 J16 J17 J8 T u e J20 Power Good Connector 504 321 Power On LED Connector eo J22 Hard Drive Access LED 3 45 Connector 4 4 00 3 20 PCI ISA 11 Slot Passive Backplane 6 20 Expansion card slots J1 J12 Power LED Connector J13 P8 0 0 0 0 J12 Jii 0 J 7 J6 J5 J4 J3 J2 Jt Backplane Power Connector J14 P9 Backplane Power Connector J15 P7 Backplane Power Connector J16 P10 Backplane Power Connector J17 Fan LED Connector J19 y18 Hard Dive LED Power Good Connector Connector ISA 12 Slot Passive Backplane POWER SUPPLY P To CPU Motherboard To Drives BACKPLANE OR MOTHERBOARD Q E nja lt T up u u 53 a m a Lo sa GG Y a TI Y FAN CT CONTROL PANEL 3800 System Interconnect Diagram A3 4 This chassis has been tested and is compliant with Low Voltage Directive 73123 EEC If equipment other than I Bus manufacture is installed in the chassis retesting may be required to assure compli ance 060 41003 00 Rev A This device complies with Part 15
23. roceeding Turn the power OFF and unplug the power cord e Save all original hardware To remove an expansion card 1 Remove the chassis access cover as described on page 4 1 2 Disconnect any cables and connectors from the expansion card 3 Take out the mounting screw 4 Pull up on the expansion card and lift it out of the back plane motherboard 3 1 Installing an Expansion Card e Installing an Expansion Card 1 Place the expansion card into its slot in the backplane moth erboard and push it down to set in place 2 Attach the mounting screw to the chassis Figure 3 1 3 5 and 5 25 Inch Drive Bays e Removing the 3 5 Inch Drive Bay refer to figure 3 1 Before Proceeding Turn the power OFF and unplug the power cord e Save all original hardware 3 2 Chapter 3 Peripheral Installation To remove the 3 5 inch drive bay 1 2 3 4 Remove the chassis access cover as described on p 4 1 Disconnect all cables from all drives in the drive bay Remove the drive bay s two mounting screws one on the 5 25 drive bay one on the mounting bracket Slide the drive bay toward the back of the chassis and lift it out Installing the 3 5 Inch Drive Bay refer to figure 3 1 1 Ze Slide the drive bay into place inside the chassis making sure to fit its two tabs into place inside the slots on the housing bracket of the 5 25 drive bay Attac
24. s installed in an I Bus chassis or 2 the chassis enclosed in this package or accompanying this manual contains an I Bus enclosure
25. s left mounting post 6 Pull the Reset LED circuit board off of the right mounting post by pulling it towards the back of the chassis Installing the Reset LED Circuit Board 1 Make sure the 3 5 drive bay and the power switch are removed 2 Place the Reset LED circuit board into position in the chassis by sliding its right mounting hole onto the chassis s right mounting post 3 Attach the mounting screw to the left mounting post 4 Secure the Reset LED circuit board and fan power connectors using cable tie 2 7 Chapter 3 Peripheral Installation This chapter describes the installation and removal of the expan sion cards drive bays and drives in your 3800 system enclosure Note The following instructions on removal and installation of the above peripherals are explained from a perspective in which the chassis is positioned horizontally with the front panel facing the technician Thus for purposes of explanation the right side of the chassis for example in the following sections actually refers to what would be its top bezel when in operation See Figure 2 1 3800 Chassis Position for Hardware Removal and Installation p 2 1 for clarification CAUTION Electrostatic Discharge ESD may damage memory chips programmed devices and other electrical components ESD can be prevented by wearing a wrist strap attached to a ground post on a static mat e Removing an Expansion Card Before P
26. sis access cover as described on p 4 1 Remove the fan housing and the fan bracket as described on p 4 3 Disconnect the speaker connector from the backplane moth erboard Pull the speaker toward the rear of the chassis and out from under its mounting tabs Some force may be necessary 4 4 Chapter 4 Hardware Installing the Speaker 1 Make sure the fan and the fan bracket are removed 2 Place the speaker over the straight mounting tab 2 Slide the speaker under the three remaining i e bent mounting tabs 3 Attach the speaker connector to the backplane motherboard 4 5 Chapter 5 Specifications Environmental Specifications Environmental Temperature Humidity Shock Operating 0 to 50 C 5 to 95 40 C non condensing 3 5G E 10ms duration Non operating 40 to 65 C 5 to 95 40 C non condensing 10G E 10ms duration Vibration 25G O 5 100Hz 3 5G Q 5 100Hz Table 5 1 Environmental Specifications AC Input Specifications V in Range 115V 90 115 132 V in Range 120V 180 Table 5 2 AC Input Specifications 115VAC 47 Hz to 63 Hz 230VAC 47 Hz to 53 Hz Table 5 3 Input Frequency Range 5 1 Voltage Regulation Tolerances Voltage Regulation Tolerances Load Ripple Output Regulation 5V 5 50mv Table 5 4 200W Power Supply Voltage Regulation Tolerances Output Load Capa
27. two channel port one channel used for In transmis sions and one for Out transmissions A2 3 Appendix 2 Glossary of Terms SCSI Small Computer System Interface A high speed general pur pose interface to storage devices A2 4 Appendix 3 Illustrations This appendix provides illustrations of the 3800 system enclosure configuratios the 8 slot ISA backplane the 8 slot PCI ISAbackplane and the system interconnect diagram Configurations The 3800 system enclosure is available in a tower configuration 8 Slot ISA Passive Backplane A fold out illustration of the 8 slot backplane shows all the connectors J1 through J8 are the expansion card slots J11 through J14 are the backplane power connectors 8 slot PCI ISA Dual Bus Passive Backplane A fold out illustration of the 8 slot dual bus passive backplane shows all the connectors 11 12 13 and J5 are ISA connectors J4 J10 is for the CPU board J8 and J9 are PCI expansion slots And 16 17 is a shared ISA and PCI slot only one of which can be used at a time 3800 System Enclosure Interconnect Diagram A fold out illustration shows the interconnection of the components of the 3800 system enclosure including pin out descriptions of the connec tors A3 1 Appendix 3 Illustrations EMI Filler Panels 5 25 Drive Bay 4 R Rear Panel TR E Front Bezel Power Switch Bracket 3 5 D
28. your 3800 It contains an illustration of the system and a brief description of its features Chapter2 Power and Control Systems discusses the chassis acccess cover power supply backplane moth erboard and power and reset switches and includes instructions on removing and installing each e Chapter3 Peripheral Installation describes the removal and installation of expansion cards drive bays and drives e Chapter 4 Hardware describes the removal and installation of the fan fan bracket and speaker Chapter5 Specifications provides the environmental specifications and technical data of your system It also provides voltage regulation tolerances and output load capacities of the power supplies Appendix 1 Technical Reference provides the bus termination definitions for the backplanes and motherboards Appendix 2 Glossary of Terms contains definitions of terms used in this manual as well as terms that refer to items discussed 1 2 Chapter 1 Introduction Appendix 3 Illustrations contains an illustration of the 3800 It also contains illustrations of the 8 slot ISA backplane the 8 slot PCVISA backplane and the sys tem interconnect diagram Index provides easy access to page numbers of items discussed in this manual Preparing the System Unpacking your 3800 System Enclosure Unpack your system at a static free workstation while observing proper Electrostatic Discharge ESD practices I Bus reserv

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