6-10
A
LPHA
PID S
IGN
I
NSTALLATION
AND
M
AINTENANCE
M
ANUAL
(PN 1260600601 R
EV
.
B
)
Maintenance
R
EPLACE
THE
5VDC
POWER
SUPPLY
6
Replace the 5VDC power supply
Tools you will need
•
Phillips screwdriver
1. Turn off power. For instructions, see “Turn off power” on page 6-3.
2. Locate the power supply. There is one 5VDC power supply. It is located in the primary sign.
3. Use your finger or a small screw driver to press the tab to release the power supply from the rail.
4. Pull the power supply toward you and lightly twist it to pop it off of the rail.
5. Disconnect the wires.
Install the replacement power supply.
1. Snap the replacement power supply to the rail.
2. Reconnect the wires.
3. Position the circuit breaker switch to the ON position.
Press to release.
Purple wires
Red wires
Green wire
White wire
Black wire
Summary of Contents for Adaptive Alpha Premier
Page 42: ...THIS PAGE INTENTIONALLY BLANK...
