Huawei Airbridge cBTS3612 Maintenance Manual page 71

On-site Maintenance Manual
Airbridge cBTS3612 CDMA Base Station
III.
Installation preparations
Before installing the backplane, take the backplane out from the
anti-static packing box. Check whether there are any damages such
as damaged cables and short-circuit (Do not touch the backplane
surface during the process).
Installation of the backplane
IV.
1) Align the backplane with the plug subrack, and screw it
down tightly.
2) Backplane cables
Connect all the cables correctly according to the order you
noted when disconnecting them.
Backplane switch setting
3)
If there are dip switches and jumpers on the backplane, set
them back to the original status.
Affix the backplane nameplate
4)
V.
Replacement Completed
1) Power on and off the backplane (for the baseband
backplane only)
Power on the baseband subrack, if everything on the backplane
appears OK, switch off the power.
Plugging the boards
2)
Plug all the boards or modules back in - be very careful not to
damage the backplane slot. Restore all the cables on the board or
module.
Chapter 4 Component
4-6
Replacement