Paradyne CPX-1000 manual Verify Hardware Installation

1000-A2-GN22-00 3. Installing the CPX-1000

Verify

Hardware

Installation

Before attaching cables, take this time to check your work:

Verify that:

Step 1	The 48 VDC A and 48 VDC B terminals of the CPX rear panel are
	wired to the plant battery 48V A and B branches.
Step 2	The RTN A and RTN B rear terminals are wired to the A (+) and B
	(+) terminals of the plant battery source.
Step 3	Circuit breakers or fuses are installed for the CPX according to site
	engineering plans at the plant battery branch circuit panel.
Step 4	Using a digital voltmeter, measure that plant battery is 48 VDC at
	the −48 VDC A and RTN−		A (battery return) terminals on the CPX
	rear panel.		−
Step 5	Measure that plant battery is 48 VDC at the			48 VDC B and
			−	−
	RTN B (battery return) terminals.
Step 6	Each card is fully seated in its slot on the front plane, and each
	card’s mounting screws are tight.
Step 7	Each transition card (in back of the corresponding card)−is firmly
	seated−	in its slot, and each module’s mounting screws are tight.
Step 8	The CPX rack is connected to earth ground.
Step 9	Each CPX shelf is connected to rack (frame) ground.

February 2003 3-23