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Installing the DIGITAL VNswitch 900GV 2-7
How to Install the Module
Task 3: Verify Initial LED Operation
To verify initial LED operation, check the following stages:
If… Then…
This is a new installation Turn on the power to the DIGITAL
MultiSwitch 900.
The module was installed while the
DIGITAL MultiSwitch 900 is
powered up
Seating the module initiates the module’s
power–up sequence.
If the LEDs do not operate as described,
refer to Appendix A, Problem Solving.
For locations of the module’s LEDs, refer
to Figure 2-1.
Stage Description
1 When the module receives power, the module’s Power LED lights and
remains lit.
2 The module runs a self–test.
Note:
The initial self-test takes approximately three minutes to
complete.
3 After the module completes self-test, the Module OK LED lights and
remains lit.
4 The DIGITAL MultiSwitch 900 LCD display shows VNswitch
900GV.