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5
S
URGE SUPPRESSOR REPLACEMENT
Surge suppressor replacement
■
Remove the surge suppressor
1.
Remove power from the sign. Note there may be more than one power source present.
2.
Open the sign. See "Opening a sign" on page 5-1.
3.
Turn the sign breaker to the OFF position. Note there may be more than one breaker in a sign.
4.
No tools are necessary to remove the surge suppressor.
5.
Using one hand firmly grip the top and bottom or the surge suppressor.
6.
Pull straight back to release the surge suppressor.
Install the replacement surge suppressor
1.
Snap the new surge suppressor into place.
2.
Re-install the display board.
3.
Connect power to the sign.
5-18
A
X
LPHA
PRESS
2020 RGB F
A
F
-M
RONT
CCESS
ULL
D
S
O
ATRIX
ISPLAYS
IGN
PERATION AND
M
M
(PN 1523610201
AINTENANCE
ANUAL
Surge
suppressor
. B)
REV
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