Nortel Meridian 1 Succession 1000M Installation And Configuration Manual page 268

Page 268 of 376
Resetting the main circuit breakers (ac power)
553-3021-210 Standard 1.00
Powering up the system and initial loading
4 Set the main circuit breaker for Column 0 to ON. The main circuit breaker
is located in the rear of the pedestal.
5 Set the power supply switch (or MPDU circuit breaker) in each module to
ON. The green light will turn on after a few seconds.
Note: If the module is equipped with a ringing generator, set the breakers
or switches for both the power supply and the ringing generator to ON.
The green LED on a ringing generator normally takes up to 90 seconds to
light.
6 Repeat step 1 through step 5 for each column in the system. Start with
Column 1 and continue until power is turned on in all the columns. Make
sure the green lights in all the module power supplies are lit before
proceeding to the next column.
7 When the green LED lights in all module power supplies and ringing
generators are lit, proceed to "Resetting the main circuit breakers (ac
power)" on page
Follow Procedure 52 to reset the main circuit breakers (ac power).
Procedure 52
Resetting the main circuit breakers (ac power)
1 Turn the main circuit breakers in the pedestal of each column OFF again.
2 Wait 30 seconds.
3 Set the main circuit breakers for NON-CORE columns ON. Leave the
Core columns OFF.
4 For each non-Core column, verify that:
• The main circuit breaker in the pedestal did not trip OFF.
• The main blower unit in each column is running.
• The ringing generators are lit.
• The red column LEDs in the top cap are lit. These LEDs will remain
red until the system reloads.
October 2003
268.
End of Procedure