Power Supply Removal And Replacement; Turn-On - Alcatel-Lucent MDR-8000 User Manual

POWER SUPPLY REMOVAL AND REPLACEMENT

5.13
See Figure 5 - 13 and follow the procedure to remove and replace CE-16BB Power Supply.
This is an out-of-service procedure when on a nonstandby (unprotected) system. On a
hot-standby or frequency diversity system, switch traffic on the channel under test to
protect. Use front panel OVRD controls on AE-37( ) Controller to switch and lock
on-line opposite side XMTR, RCVR, and I/O to opposite side from failed power supply.
REMOVE:
(Remove steps are prefixed
by the letter "R".
Ra Set PA POWER switch to OFF.
Rb Set POWER switch to OFF.
Rc Loosen mounting screws
(if present).
Rd Unlatch top and bottom insertion and
extraction handles and remove power
supply from shelf.
NOTE
Radios have provisioning data stored on
both the controller and A-side power supply.
When provisioning
downloading, the provisioning data is stored
on both modules. If the radio is non-standby
and the A-side power supply fails, the radio
must be reprovisioned after the module is
replaced and the
downloaded and saved. If the radio is
hot-standby, the provisioning data stored on
the controller is automatically copied to the
replacement A-side power supply when
provisioning is saved.
5-32
CAUTION
Possibility of
Interruption
P/O SHELF
is saved through
reprovisioned data
P/O SHELF
Figure 5 - 13 Power Supply Removal/Installation
Service
INSTALL:
(Install steps are prefixed
by the letter "I".
ALARM
Ia
OFF
NORM
ON 1
Ib
POWER
OFF 0
+ 10.5V
Ic
+ 12V
– 5V
Id
– 12V
If PA is not equipped, setting
PA POWER switch to ON will
turn on OFF NORM alarm.
GND
Ie
ON
PA
A mismatch
OFF
revisions on the controller and the
CAUTION:
replacement A-side power supply
TIGHTEN MOUNTING
causes a flashing controller fail
SCREWS BEFORE
APPLYING POWER
alarm when the spare power supply
2 PLACES
MARKED is plugged in.
Verify joining surfaces on
power supply and heatsink
are clean. are clean.
Insert power supply in shelf and
latch top and bottom insertion
and extraction handles.
Tighten Screws (if present).
Torque screws to 19 in. lbs.
Set POWER switch to ON.
NOTE
Set PA POWER switch to ON
(if equipped).
NOTE
between software
MDR-1041
09/08/05