Power Supply Unit (Psu) - Fru Replacement Process; Psu Removal; Psu Installation - Motorola DIMETRA MTS 2 Installation, Configuration And Basic Service Manual

Power Supply Unit (PSU) - FRU Replacement Process

Power Supply Unit (PSU) - FRU Replacement Process
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See the PSU power up sequence in
For a list of available FRUs, see
Process 11-1 Replacing the Power Supply Unit (PSU)
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2
3

PSU Removal

Procedure 11-1 How to Remove Power Supply Unit
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2
3
4

PSU Installation

Procedure 11-2 How to Reinstall Power Supply Unit
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2
3
11-10
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"Expansion Cabinet Power-Up"
Appendix A, "Field Replaceable Units
Remove the PSU, see Procedure
Install the Power Supply Unit into the cabinet, see
Update the mapping list with the new unit TrackID, see
Make sure the facility power outlet is off to prevent accidental contact
with high energy and injury to personnel.
Switch OFF the Power Supply Unit.
Remove all cables.
Remove two M4x10 Torx 20 screw sand the lock washers which secure the PSU front
panel to the modules cage. Save screws and washers for reuse. The washers are required
in Procedure 11-2, step 2.
Pull out the Power Supply Unit from the module cage.
Place the Power Supply Unit on the slide rails in the module cage and push it to the back.
Secure the Power Supply Unit to the module cage with the two M4x10 Torx 20 screws and
the lock washers.
Connect the power supply cables and optional backup battery cables (AC in, DC in / battery).
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11-1.
Procedure
Chapter 11: Power Supply Unit
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in Chapter 4, "Hardware
(FRUs)".
11-2.
Procedure 11-3.
6802800U74-N September 2009
Installation".