HP Officejet LH 6000 User Manual download pdf (Page 104)

Chapter 6 Replacing Parts

CAUTION The power supplies will continue to provide standby current to the NetServer until

the power is disconnected.

4. For both rack-mounted and pedestal models, gain access to the system board assembly.

NOTE In the rack-mounted version, this assembly is under the right side lower cover, in the

pedestal version, it is under the top right cover.

WARNING Always disconnect the power cords before removing the covers, to avoid exposure

to high energy levels that may cause burns when parts are short-circuited by metal

objects such as tools or jewelry. Disconnect any telephone cables to avoid exposure

to shock hazard from telephone ringing voltages.

5. Access the system board assembly.

Processor

board

System

board

Cover

Captive

fastener

System Board Assembly showing System and Processor Boards

The processor board is mounted on the system board.

Processor Board

To access the processor board for replacement of the part, it is necessary to disassemble the entire system

board assembly.

1. Remove the Processor fans

2. Remove the Processor cage covers – Undo the thumbscrew and lift the cover away from the

cage

3. Remove the Processor and Terminator assemblies. Note positions of processors and

terminators for reinstallation.

4. Remove the fan guides, upper and lower – remove two screws on each guide

5. Remove the Processor cage support – remove two screws and slide the support upward

releasing the four tabs from the slots on the cages

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HP Officejet LH 6000 User Manual Page 104