Replacement Instructions for the Operator Display HP Modular Cooling System

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Replacement Instructions

for the Operator Display

HP Modular Cooling System

About this document

This document describes the procedure for replacing the operator

display of an HP Modular Cooling System (MCS).

Customers who order a replacement operator display are supplied

with a kit that contains the spare operator display. To replace the

original operator display, remove it from the MCS unit and replace it

with the new operator display as described in the following

instructions.

HP Modular Cooling System Spare

Replacement video

Because of the difficulty of removing and replacing spare parts, HP

recommends watching the HP Modular Cooling System Spare

Replacement video. This video provides further explanation and

detail of replacement strategies and techniques that might be helpful

when attempting to remove and replace spare parts. You can access

the video on the HP website (http://www.hp.com/go/mcs

Before you begin

WARNING: To reduce the risk of electric shock or

damage to the equipment, power off the MCS unit by

disconnecting the two AC power cords connected to the

power inlet box at the rear of the MCS unit before

beginning the removal and replacement procedures.

CAUTION: To reduce the risk of the servers overheating,

open all of the rack doors of each rack attached to the

MCS unit while completing the following procedures to

increase air flow within the rack.

The information contained herein is subject to change without notice. The only

warranties for HP products and services are set forth in the express warranty

statements accompanying such products and services. Nothing herein should

be construed as constituting an additional warranty. HP shall not be liable for

technical or editorial errors or omissions contained herein.

Part Number 403353-002

April 2007 (Second Edition)

Summary of content (4 pages)

PAGE 1
Replacement Instructions for the Operator Display HP Modular Cooling System About this document This document describes the procedure for replacing the operator display of an HP Modular Cooling System (MCS). Customers who order a replacement operator display are supplied with a kit that contains the spare operator display. To replace the original operator display, remove it from the MCS unit and replace it with the new operator display as described in the following instructions.
PAGE 2
Powering down the MCS unit 1. Open the front MCS door. 2. Turn off the AC1 and AC2 breakers on the AC transfer switch. 3. Open the rear MCS door. WARNING: To reduce the risk of electric shock or Removing the operator display 1. Power down the MCS unit ("Powering down the MCS unit" on page 2). 2. Open the front MCS door. 3. Using an 8 mm socket or wrench, remove the three nuts and external star washers securing the operator display rear cover to the back of the front MCS door. 4.
PAGE 3
7. Squeeze the four release tabs on the top and bottom of the operator display (1), and push the operator display from the back to the front through the front MCS door (2). Replacing the operator display 1. Hold the four release tabs while pushing the operator display from the front to the back through the front MCS door. 2. Hold the two release tabs while pushing the display button from the front to the back through the front MCS door. 3.
PAGE 4
. Connect the connector between the operator display and display button. Operation checklist 1. If power was disconnected, restore power to the MCS unit. a. Open the rear MCS door. b. Connect the network cable to the RJ-45 connector on the power inlet box. 5. Slide any extra slack in the cable lines up into the operator display rear cover, and secure by inserting the rubber grommet into the designated notch on the operator display rear cover. 6.