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Cisco ONS 15454 DWDM Installation and Operations Guide, R6.0
August 2005
Chapter 1 Install the Shelf and Common Control Cards
DLP-G36 Measure Voltage
DLP-G36 Measure Voltage
Step 1
Using a voltmeter, verify the office ground and power:
a.
Place the black lead (positive) on the frame ground on the bay. Hold it there while completing Step
b.
Place the red lead (negative) on the fuse power points on the third-party power distribution panel to
verify that they read between –40.5 VDC and –57 VDC (power) and 0 (return ground).
Step 2
Using a voltmeter, verify the shelf ground and power wiring:
a.
Place the black lead (positive) on the RET1 and the red lead on the BAT1 point. Verify a reading
between –40.5 VDC and –57 VDC. If there is no voltage, check the following and correct if
necessary:
•
Battery and ground are reversed to the shelf.
•
Battery is open or missing.
•
Return is open or missing.
Step 3
Repeat
and
for the RET2 and BAT2 of the redundant power supply input.
Step 4
Return to your originating procedure (NTP).
Purpose
Use this task to measure the power to verify correct power and returns.
Tools/Equipment
Voltmeter
Prerequisite Procedures
None
Required/As Needed
Required
Onsite/Remote
Onsite
Security Level
None
Summary of Contents for ONS 15454 DWDM
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