DCPS for ICE Replacement

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
DCPS for ICE	1	-	5725996	-

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.

The DCPS for ICE is located beside the ICE. DCPS is an assembly of the power module with the mechanical frame.

Notice

NEVER turn an ICN ON/OFF from the power button on the front. The ICNs have software running on disk drives that can be corrupted if not shut down properly.
Notice

Follow the procedure mentioned below for removing power to ICN chassis. Failure to properly power down an ICN can result in premature ICN failure.
From the Common Service Desktop, turn off the ICN(s). Refer to ICN On/Off Procedure.
Turn off the System power. Refer to System Cabinet PDU Main Breaker LOTO Procedure.
Disconnect the cable connectors which are routed from DCPS to ICE. If necessary, cut the tie wraps.
Notice

DCPS Tray is tightly inserted in the bracket. Need enough pull force to remove it.
Remove the DCPS for ICE from SC.
1. Loosen one screw which are tightening power supply and chassis.
2. Slide out the tray.
Figure 1. DCPS for ICE
Restore power supply by reverse order of removal

Restore the Power. Refer to System Cabinet PDU Main Breaker LOTO Procedure.
Turn the ICNs on per ICN On/Off Procedure
Note:
For the first 3 or 4 minutes, LEDs come on only at the rear of the ICN, next to the power cables. After 3-4 minutes, you will hear the ICN fans come on and then the LED at the front of the ICN starts flashing.

Perform a TPS Reset and then run one head or body scan.