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Freeway Range
Pro-Bel
ltd
Diagnostic LEDS
The 8 diagnostic LEOS (Yellow) are employed as defined in the table below.
LED
Function
1
POWER ON
2
RESET
3
CONTROL CARD ACTIVE
4
Flashing at 2Hz - ACTIVE CONTROLLER
Flashing at 4Hz - IDLE CONTROLLER
5
CROSSPOINT SET - FLASHES WHEN SET
6
NO HANDSHAKE FROM A MODULE
7
REF 1 INPUT DETECTED
8
REF 2 INPUT DETECTED
• 4.4 Software controllable processes
This section lists the software controllable processes present on the 2440 control
card
:
•
clock divider to obtain fast baud rates for General Remote ports
(230AK,
115
.2K,
57.6K)
•
selecting trigger method to switch, i.e. 525/625/TTL pulse/crash
•
active/Idle Changeover control
•
setting cross points and audio features such as summation and channel swap
•
reading switcher card handshakes
6540T-00 Nov 97
40
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