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Revision C • 1/04
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2 Installation
digital
STUDIO MODULE — STUDIO 1 & 2 LOGIC SCHEMATIC AND DESCRIPTION
The two 14-pin Logic connectors (one for
each Studio) control the warning, mute, and dim
functions of the module. The logic connectors
are hidden under the meter panel in normal
operation.
LOGIC Connectors
Logic 5 VDC
Logic 5 VDC
Warning Relay
Warning Relay
Logic Ground
Logic Ground
Logic Ground
Activate Logic Inputs (+)
Talk to Co-Host Tally
Dim Tally
Mute Tally
Tallies Common
Dim Studio (-)
Mute Studio (-)
(wire insertion end view)
7
6
5
4
3
2
1
14
13
12
11
10
9
8
Studio Module, Studio 1 & 2 — Simplified Logic Schematic
9
8
14
5
12
4 Warning Relay
Warning Relay
Dim Studio Tally
Logic Ground
Logic Ground
Logic Ground
Tallies Common
Mute Studio Tally
11
13
10
1
2
3
7
6
Inter
nal Logic
Talk to Co-Host Tally
Logic 5VDC
Logic 5VDC
Mute Studio (-)
Dim Studio (-)
Activate Logic Inputs (+)
Notes:
Opto-Isolated inputs are current limited and work
with +5 to +40 VDC logic.
Opto-Isolated outputs can sink up to 60 volts or
350 mA max. current flow.