Nortel DMS-100 Manual page 471

5-120 Emergency power conservation recovery procedures
Emergency power conservation
Emergency shutdown of one enhanced network plane
At the ENET cabinet
31
32
33
297-8021-545 Standard 14.02 May 2001
WARNING
Static electricity damage
Wear a wrist strap that connects to the wrist-strap grounding
point of the frame supervisory panel (FSP) to handle circuit
cards. The wrist strap protects the cards against static
electricity damage.
WARNING
Possible loss of service
Make sure that you power down the correct side of the ENET
shelf. If you power down an in-service node, calls in
progress can drop or network blockage can occur.
Power down the offline plane shelf as follows:
a At the same time, press down and release the switches on the faceplates
of the power converters in slots 1 and 4.
b At the same time, press down and release the switches on the faceplates
of the power converters in slots 33 and 36.
Repeat step 31 for each of the ENET plane shelves you have not powered
down.
Return to the procedure Emergency power conservation—Shutdown in this
document. Proceed when the step-action procedure directs you to go.
(end)