Dlp-B18 Turn On And Verify Office Power - Cisco ONS 15327 Procedure Manual

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Chapter 1
Install Hardware

DLP-B18 Turn On and Verify Office Power

Purpose
Tools/Equipment
Prerequisite Procedures
Required/As Needed
Onsite/Remote
Security Level
Step 1
Using a voltmeter, verify the office battery and ground at the following points on the fuse and alarm
panel:
a.
b.
Insert a 10-amp fuse into the fuse position according to site practice.
Step 2
Using a voltmeter, verify the shelf for -48 VDC battery and ground:
Step 3
a.
b.
Return to your originating procedure (NTP).
Step 4
March 2003
This task measures the power to verify correct power and returns.
Voltmeter
DLP-B16 Connect the Office Ground to the ONS 15327, page 1-13
DLP-B17 Connect Office Power to the ONS 15327 Shelf (Screw-Lock
Power Connector), page 1-14
Required
Onsite
None
To verify the power, place the black test lead of the voltmeter to the frame ground. Place the red test
lead on the A-side connection and verify that it is between -42 VDC and -57 VDC. Place the red test
lead on the B-side connection and verify that it is between -42 VDC and -57 VDC.
Note
The voltages -42 VDC and -57 VDC are the minimum and maximum amperages required to
power the chassis.
To verify the ground, place the black test lead of the voltmeter to the frame ground. Place the red
test lead on the A-side return ground and verify that no voltage is present. Place the red test lead on
the B-side return ground and verify that no voltage is present.
To verify the A-side of the shelf, place the black lead of the voltmeter to the frame ground. Place the
red test lead to the BAT1 (A-side battery connection) red cable. Verify it reads between -42 VDC
and -57 VDC. Then place the red test lead of the voltmeter to the RET1 (A-side return ground) black
cable and verify that no voltage is present.
To verify the B-side of the shelf, place the black test lead of the voltmeter to the frame ground. Place
the red test lead to the BAT2 (B-side battery connection) red cable. Verify it reads between -42 VDC
and -57 VDC. Then place the red test lead of the voltmeter to the RET2 (B-side return ground) black
cable and verify that no voltage is present.
NTP-B6 Install the Power and Ground
Cisco ONS 15327 Procedure Guide, R4.0
1-19

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