Lucent Technologies -48V CPS4000/CPS4000 PLUS Cabinet Power System
5 - 26 Installation and Testing Issue 13 December 2000
Initial Start-up and Test, continued
LED Test
LED Test
Step Action
1
If installed, press the LED Test pushbutton on the MCU
(ES646, ES646B, ES648A/B/C/BZ).
2
Verify that all LEDs and meter segments are illuminated while
the switch is depressed.
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