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Front Panel Controls and Indicators
The MSW 4V rs and MSW 4SV rs have identical front panels, shown in figure 6.
Figure 6.
Input Selection
a
b
Auto Switch Mode Controls and Indicators
When auto switch is activated, the switcher automatically detects and selects the highest
numbered input with video sync present.
c
d
e
f
4.
Use the supplied tie-wrap to strap the power cord to the extended tail of the
connector.
5.
Before connecting the power cord, verify the polarity by plugging it into the
power supply with no load and checking the output with a voltmeter.
WARNING
The two power cord wires must be kept separate while the
power supply is plugged in. Remove power before wiring.
Alternately, an Extron PS 124 Universal 12 VDC power supply (part number
60-1022-01) can power up to eight MSWs or other Extron 12 VDC devices using
only one AC power connector.
6
1
MODE
NORMAL
AUTO
AUTO
1
2
SWITCH
5
4
3
MSW 4V rs and MSW 4SV rs Front Panel
Input 1 through 4 LEDs — The Input LEDs light to identify the selected input.
Input 1 through 4 buttons — Each Input button selects the associated input for
output.
e
The Input 1 (
), Input 2 (
switch mode on and off. See the following section.
Auto (switch) button — The Auto button is used with the Mode button (
select auto switch mode. Auto is a secondary function of the Input 3 button.
Normal button — The Normal button is used with the Mode button (
normal mode. Normal is a secondary function of the Input 2 button.
Mode button — The Mode button is used with the Normal button (
c
button (
) to select the switching mode. Mode is a secondary function of the Input 1
button. See
"Mode
selection" on the next page.
Auto Switch LED — When lit, the Auto Switch LED indicates that the switcher is
in auto switch mode. In this mode, the MSW automatically switches to the highest
numbered input with active sync pulses. When this LED is unlit, the switcher is in
normal (manual) mode.
3
4
A/V SWITCHER
2
d
c
), and Input 3 (
) buttons are also used to toggle auto
MSW 4V rs and MSW 4SV rs • Panel Features
e
) to
e
) to select
d
) or Auto
7
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