Psu Installation And Handling - Lightware MX-FR Series User Manual

   
2. Installation
2.4. PSU Installation and Handling
MX-FR80R and MX-FR65R Frames
The PSU of these frames is hot-swappable, thus, you do not have to
switch off the matrix to replace or install a PSU.
Three slots are available for the FNP-850-12RG PSUs. The load depend
on the installed I/O boards, so the best practice for a PSU replacement
is to have two PSUs in use continuously. Thus, the third PSU can be
replaced safely:
Step 1. Unplug the power cord from the AC socket, then from the
desired PSU.
Step 2. Loose the fixing screw of the PSU by hand and/or a flat-head
screwdriver.
MX-FR Series Modular Matrix Frames – User's Manual
Step 3. Pull down the lever ( ), then pull out (
1 2
grabbing the screw/lever.
1
Step 4. To install another PSU: insert the unit in the slot, and push it
until it stops.
Step 5. Push up the lever, tighten the locking screw by hand and fix it
by a flat-head screwdriver.
Step 6. Plug the power cord to the PSU, then to the AC socket.
MX-FR33R Frame
) the PSU unit by
Two types of PSUs exist for MX-FR33R frames. Both can supply the
frame, but the two units are not interchangeable with each other. See
more details in the

AAAENAIONG! The MX-PSU-350 type is hot-swappable, thus, you do
not have to turn off the matrix to replace a PSU. Former type of
PSUs do not support this feature.
The MX-PSU-350 PSU of the MX-FR33R frame can be replaced similarly
as the I/O boards, since the PSUs have the same type of fixing screws:
Step 1. Switch off the desired PSU (
form the AC socket
Step 2. Take out the cord-fixing insert (
the power cord.
2
Step 3. Loose the fixing screws (
Step 4. Insert the new PSU, push it until it stops.
Step 5. Tighten the two screws by hand and fix them by a screwdriver
with PZ1 head.
11
Redundant Power Supplies section.
) and unplug the power cord
1
2 ) from the PSU and pull out
), then pull out the PSU.
3
3
1
2
3