DOCUMENT 1218
REV. B
Instruction Manual
AGS-LED
312 LED Series
300mm and 400mm
25
10.7
Replacing Electronics Enclosure Components
10.7.1
Power Supply Replacement Procedure
a.
Remove the electronics enclosure cover by unfastening the M4 screws, see
Figure 42,
pg. 67
. Note, do not remove the screws from the electronics enclosure cover. The
screws are captive within the lid and removing them may cause damage to the
enclosure.
b.
Detach all wires that are connected to the power supply.
c.
Unfasten and remove the three M4 socket head cap screws fastened to the power
supply, see
Figure 42, pg. 67
. Remove the safety guard and/or wire P clip, if present
and mounted to the power supply being worked, as well.
d.
Remove the damaged power supply, see
Figure 42, pg. 67
.
e.
Place the new power supply into position, see
Figure 43, pg. 68.
f.
Refasten the previously removed M4 socket head cap screws along with any wire clips
or safety guards that were previously removed, see
Figure 43, pg. 68
. Note, if sign
being worked contains the optional On/Off switch, the safety guard MUST be fastened
back into the enclosure, and in the correct position. Re-torque screws, to the appropriate
torque value, see
Table 18 pg. 91.
WARNING:
WARNING
If the signs electronics enclosure contains the optional On/Off switch,
the safety guard must be put back in the enclosure and in its original
position after installing a new power supply. Failure to do so may
result in injury or death.
g.
Re-connect all previously detached wires. Be sure to loop the LED power cable(s)
through the P-clip(s) before re-wiring. This operation is required for appropriate strain
relief during a frangible event. See
Figures 45 - 51, pgs. 72-78,
for electronics
enclosure wiring diagrams.