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Megaplex II 9U Chassis Guide MAN-782-CH9 2/21/00.
ii Megaplex II Chassis Guide © Copyright 1999 American Megatrends, Inc All rights reserved All rights reserved. American Megatrends, Inc. 6145F Northbelt Parkway Norcross, GA 30071 This publication contains proprietary information which is protected by copyright.
Preface iii Table of Contents 1 General Information .......................................... 1 General Description of Chassis .............................................. 1 Front of Chassis .........................................................
iv Megaplex II Chassis Guide Preface Limited Warranty The buyer agrees if this product proves to be defective, that American Megatrends is obligated only to repair or replace this product at American Megatrends’ discretion according to the terms and conditions of the warranty registration card that accompanies this product.
Preface v Preface, Continued Disclaimer This manual describes the operation of the American Megatrends Megaplex II 9U chassis. Although efforts have been made to assure the accuracy of the information.
vi Megaplex II Chassis Guide Safety Summary The following text describes the WARNINGS, CAUTIONS, and NOTES used throughout this document. Each description is followed by an example. You should become familiar with these procedures and always observe standard safety practices.
Chapter 1 General Information 1 1 General Information This manual provides general installation and maintenance information, including drive installation and power supply replacement for the Megaplex II 9U chassis. The material is arranged into the following sections.
2 Megaplex II Chassis Guide Front of Chassis Back of Chassis.
Chapter 1 General Information 3 Specifications This chassis is designed to be used in 19” rack configurations. This chassis has been designed to hold the Megaplex II motherboard configured with up to 4 GB of memory.
4 Megaplex II Chassis Guide Specifications, Continued SCSI Drives The 9U chassis supports eight hot plug 3.5” 16-bit single-ended SCA LVD SCSI drives. • These drives are accessible from the front. • Each drive bay can take a full height SCSI LVD drive.
Chapter 1 General Information 5 Specifications, Continued LEDs and Switches There are fan failure LEDs for all four fans. There is an IDE Activity LED , a power-on LED, a reset switch, and a power on switch. There are four CPU Activity LEDs . There is an Alarm Mute LED .
6 Megaplex II Chassis Guide Cooling Fans There are three fans behind the top grill on the front of the Megaplex II chassis. There is one fan on the back of the chassis.
Chapter 1 General Information 7 Connectors on Back of Chassis The back of the chassis has connectors for the keyboard, mouse, serial ports (1 and 2), parallel port, and VGA port.
8 Megaplex II Chassis Guide Drive Bays on Front of Chassis There are eight drive bays on the front of the chassis..
Chapter 2 Installation 9 2 Installation Unpacking and Inspection Unpack the Megaplex II chassis and visually inspect it for damage that might have occurred during shipment. Retain the shipping carton in case reshipment is necessary. Remove the top cover of the chassis and inspect for component damage.
10 Megaplex II Chassis Guide Drive Installation Before installing drives make sure that the chassis is powered down. Step 1 Press both latches on the front cover to access the drive b ays. Step 2 Unscrew the thumbscrew at the top of the mounting bracket where the new drive is to be installed.
Chapter 2 Installation 11 Drive Installation , Continued Step 4 Slide the bracket out, as shown below: Step 5 Mount the disk drive on the front side of the mounting bracket.
12 Megaplex II Chassis Guide Drive Installation , Continued Step 6 Line up the holes in the brackets and the screw holes in the back of the drive. The back of the bracket is shown below. Step 7 Insert the screws through the screw holes and the brackets and tighten all four screws.
Chapter 2 Installation 13 Rack-Mount Installation Before the unit is installed into a rack the following items should be taken into consideration: • The maximum ambient temperature of this unit is 40 ° C. Internal temperatures of the rack assembly should be considered for safe operation.
14 Megaplex II Chassis Guide Rack-Mount Installation, Continued Step 3 Position the outer rails in the rack, adjusting the claw brac kets and marking the intended position of the mounting holes both on the front and rear of the rack. Tighten the screws on the claw brackets.
Chapter 3 Fiel Replaceable Units 15 3 Field Replaceable Units The field replaceable subassemblies within the Megaplex II chassis are described below. The subassemblies in this section are: • the power supply assemblies and • the fan module assemblies.
16 Megaplex II Chassis Guide Replacing a Power Supply The power supply module is hot pluggable. You do not have to shut down the system to replace a power supply. Step 1 Unplug the AC power cord connected to the failed power supply module. Step 2 Loosen the thumbscrews that se cure the power supply module.
Chapter 3 Fiel Replaceable Units 17 Replacing a Fan Module The chassis mounted fan assembly is easily removed and replaced. Should the fan assembly need replacement use the following procedure. The fan assembly is hot pluggable. You do not have to shut down the system to replace a fan.
18 Megaplex II Chassis Guide.
Index 19 Index A AC input , 3 Alarm Mute LED, 5 Alarm Mute switch, 4 Altitude , 5 B Back of Chassis, 2 C Chassis Alarm Indication, 4 Chassis Intrusion, 4 chassis slides, 14 claw brac, 14 claw brackets.
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