User`s guide

Chapter 15: Wireless
139
In a volleyball tournament, for example, you could display the scores of
two matches on two independent scoreboards, each controlled by a wire
-
less MP-70/50. In this case, as shown below, the radio transmitter on both
controls would be set to SEL.
During the final match, when only one game is in progress, you could dis-
play the same information on both scoreboards. You would do so by set-
ting the radio transmitter to ALL. If you need to configure multiple playing
courts in the same manner, please review
“OPERATING THE MP-70/50 IN RELAY
MODE” ON PAGE 144.
Before synchronizing multiple scoreboards to one ALL control signal, turn
their controls off to disengage the SEL mode communication links. A
scoreboard cannot respond to the ALL signal if it is already locked onto a
SEL signal. An ALL scoreboards lockout jumper (Fair-Play part number
C1452) is available if you have certain scoreboard or scoreboards that you
want to run only with SEL signals. With this jumper installed, the receiver
card will ignore the ALL signal.
When the radio transmitter is set to SEL, you must select a channel as pre-
viously described. Set the MP-70/50 and the receiving devices located in
your scoreboard to the same channel. When the radio transmitter is set to
Note: This lockout jumper is installed as standard
hardware on outdoor scoreboards.