PS for PHPS Lite 2

Prerequisites

Table 1. Personnel requirements
Required persons	Preliminary requirements	Procedure	Finalization
1	Not Applicable	30 minutes	15 minutes

Table 2. Tools and test equipment
Item	Quantity	Effectivity	Part number	Manufacturer
Standard Tool	1	-	-	-

Table 3. Replacement parts
Item	Quantity	Effectivity	Part number	Manufacturer
PS for PHPS Lite 2 (Refer to Illustrated Parts)	1	-	-	-

Table 4. Safety

Warning

ELECTROCUTION HAZARD!

DANGEROUS AND OR FATAL VOLTAGES ARE PRESENT IN THE ENERGIZED CABINET.

Follow loto steps as given in first section of this document to disable and verify safe voltage levels.

Table 5. Required conditions
Condition	Reference	Effectivity
System Power must be turned OFF. Refer to System Cabinet PDU Main Breaker LOTO Procedure.	-	-

Location of each Power Supply is as following illustration

Remove Front Cover. Refer to SC Cover Removal.

Note:
PS connectors are designed to be uniquely connected to the other end to avoid the mis-connection except Receiver and Exciter cable connectors.
Disconnect the connectors which are routed from PS for PHPS Lite 2. If necessary, cut the tie wraps.
Loosen 2 screws tightening power supply and chassis.
Notice

PS Tray is tightly inserted in the bracket. Need enough pull force to remove it.
Remove the PS for PHPS Lite 2 tray from System Cabinet.

Figure 2. PHPS Lite 2 power supply
Restore new PS for PHPS Lite 2 tray by the reverse order of removal.
Restore the system cabinet by the reverse order of the removal.