Chapter 3: Reprogramming the Lightbar
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Integrity Lightbar
• TAP II (push-on/push-off): the INTERSECTION flash pattern is turned on and off by pressing a
momentary contact switch, such as a horn button. Momentary 12 Vdc turns on the pattern, a second
momentary 12 Vdc signal turns it off.
• 8-SECOND TIMEOUT activated by +BAT: momentary 12 Vdc turns on the INTERSECTION flash
pattern for eight seconds.
To change from HIGH to TAP II or 8-SECOND TIMEOUT.
1.
Unplug the 24-pin harness from the Serial Interface Module.
2.
On the Serial Interface Module, set Switch 7 and Switch 8 on SW-2 to select a method of operation
(Table 3.3). Each setting is independent of the other.
3.
Plug the 24-pin harness into the Serial Interface Module.
Table 3.3 Switch settings for INTERSECTION operation
Operational Settings
SW-2
SW7
SW8
HIGH (+BAT maintained)
OFF (up)
OFF (up)
TAP II (+BAT, push on/push off )
ON (down) OFF (up)
8-SECOND TIMEOUT (activated by +BAT)
OFF (up)
ON (down)
Front/Rear Enable or Cutoff
The operational setting for FRONT/REAR ENABLE or CUTOFF must be programmed after MODE
and INTERSECTION. The default setting is for CUTOFF in which the FRONT or REAR LEDs turn
off when 12 Vdc (+BAT) is applied to their control wires (Table 3.2 on page 16). In contrast, FRONT/
REAR ENABLE turns on these LED modules when +BAT is applied to their control wires. Both
FRONT and REAR share the same operational setting and are not independent.
To program the lightbar for FRONT/REAR ENABLE or CUTOFF:
1.
Unplug the 24-pin harness from the Serial Interface Module.
2.
On the Serial Interface Module, move Switch 1 on SW-2 to:
a)
the down (on) position for Front/Rear Enable.
b)
the up (off) position for Front/Rear Cutoff.
3.
Plug the 24-pin harness into the Serial Interface Module.
NOTE:
When set to ENABLE, 12 Vdc must be applied to a MODE control wire and the FRONT and/or
REAR ENABLE control wire for the lightbar to operate.
In a typical installation, if you want only the REAR LED modules to flash in MODE 1, set the operation
for ENABLE. Connect the green/white and blue/white control wires to the MODE 2 connection and the
orange/black and blue control wires to the MODE 1 connection.
Summary of Contents for Integrity44
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