CHAPTER 4
ETSI Configuration
Checking Power at Optical/Tributary Shelf
FNC-7500-0061-200
Issue 1, May 2009
FLASHWAVE 7500 Release 6.1
Equipment Installation
4-72
Fujitsu and Fujitsu Customer Use Only
4 Is the DMM measurement between –40 and –57 V DC?
If YES:
Go to Step 5 [p. 4-72].
If NO:
Report as a trouble item to the installation group and repeat voltage checks after the trouble is
corrected.
5 Connect the negative DMM test lead to the GB ground terminal on the SIA power strip, and
connect the positive DMM test lead to the MAIN B voltage terminal. If required, record the
test results for future reference.
6 Is the DMM measurement between –40 and –57 V DC?
If YES:
Go to Step 7 [p. 4-72].
If NO:
Report as a trouble item to the installation group and repeat voltage checks after trouble is
corrected.
7 Reinstall the plastic cover over the power strip on the shelf SIA.
8 At the front of the Optical/Tributary shelf, locate the front-panel voltage test points (see
Figure 4-49 [p. 4-73]), connect the negative DMM test lead to the G (ground) test point, and
connect the positive DMM test lead to the MAIN A test point.
9 Is the DMM measurement between –40 and –57 V DC?
If YES:
Go to Step 10 [p. 4-72].
If NO:
Report as a trouble item to the installation group and repeat voltage checks after trouble is
corrected.
10 At the front of the Optical/Tributary shelf, locate the front-panel voltage test points (see
Figure 4-49 [p. 4-73]), connect the negative DMM test lead to the G (ground) test point, and
connect the positive DMM test lead to the MAIN B test point.
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