Compaq Memory Channel Hub manual Installing the Interlock System

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Installation

2.5 Installing the Interlock System

The interlock system helps prevent cabinet instability by allowing only one system at a time to be pulled out of the cabinet.

The interlock system consists of a vertical rod on which are mounted actuator latches for each product installed in the cabinet. These actuator latches engage the interlock actuator bracket on the rear of rackmount systems. When a rackmount system is pulled out of the cabinet, the actuator latches rotate to prevent any other rackmount system that has an interlock actuator bracket from being pulled out of the cabinet.

If additional products are installed into the cabinet, actuator latches for those products should be installed. To install actuator latches, refer to Figure 2-6 and proceed as follows:

1.Remove the screws securing the bottom mounting bracket úto the cabinet.

2.Slide the mounting bracket off the bottom of the vertical rod ô.

3.Slide the actuator latch öfor the new product onto the bottom of the vertical rod.

4.Slide the stabilizer bracket ùfor the new product onto the bottom of the vertical rod.

5.Replace the bottom mounting bracket úand install the screws removed in step 1 but do not tighten them.

6.Position the stabilizer bracket so that the top surface of the stabilizer bracket ùis aligned just below the interlock actuator bracket on the installed system (see bottom expanded view). This may require the loosening and sliding of other latches and stabilizer brackets to accommodate the new configuration.

7.Install and tighten the two 10-32 truss-head screws provided to secure the stabilizer bracket to the rear rail (see bottom expanded view).

8.Position the new actuator latch öto properly engage the interlock actuator bracket, and tighten the two 6-32 set screws to secure the latch (see bottom expanded view).

9.Now tighten the screws to secure the bottom mounting bracket ú.

The expanded view (A) shows the position of the actuator latches when all systems are pushed into the cabinet. The expanded view (B) shows the position of all actuator latches after one system has been pulled out.

2–14DIGITAL 2T-CCMHA-CB Central Office Memory Channel Hub Installation/Service Guide

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Contents Installation/Service Guide December Table of Contents Removal and Replacement TablesIntended Audience How to Use This GuideOverview OrganizationReader’s Comments Related DocumentsConventions Components and Controls Front ComponentsIntroduction Operator Control Panel Operator Control PanelInternal Components Rear ComponentsSpecifications Environmental RequirementsPage General Site PreparationInstallation Unpacking the ShipmentMounting Hardware and Component List Installing the 2T-CCMHA-CB Central Office Memory Channel Hub Determining the Installation AreaInstallation Area Attaching the Right Slide Assembly to the Cabinet Rails Attaching the Slide Assemblies to the Cabinet RailsAttaching the Slide Assemblies to the Cabinet Rails Installation Attaching the Inner Races to the Tray Attaching the Inner Slide RacesAchtung LJ-06502A.AI7 Mounting the Chassis and Tray Assembly on the Slides Mounting the Chassis and Tray Assembly on the Slides Installing the Interlock System Achtung Interlock System Removal and Replacement IntroductionRemoval and Replacement Top Cover Removing and Replacing the Top CoverPower Supply Removing the Power SupplyLJ-06514.AI7