Rear Panel Connectors - Wohler VMQ-4 User Manual

V M Q - 4 U s e r G u i d e
R e a r P a n e l C o n n e ct o r s

Rear Panel Connectors

100-240 VAC
50/60 Hz 1.0 A
SERIAL
NUMBER
MONTH
YEAR
Power
8
© 2 01 0 Wo h le r Te ch n ol og ie s , I n c . A l l r i g h t s r e s e rve d .
• Channel Activity Indicator: Signal activity in any given channel
will cause the LED in the associated button for that channel to glow
amber.
• Power Indication (Green LED): The Power Indicator LED signals
the operating condition of the power supply. The LED glows green
to indicate the VMQ-4 is connected to mains power and an
operation voltage is present.
Figure 1–2
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• Power: Attach a standard IEC-320 power cord between this
connector and mains power (100 - 250VAC, 50/60 Hz). The front
panel power LED will glow green to indicate operating voltages are
present.
• Analog In (1 through 4, Phoenix or XLR): These four inputs are
meant to receive standard analog audio signals and are configured
for balanced (100K ) connections. Either Phoenix (standard) or
XLR (optional) connectors may be specified at the time of ordering
the VMQ-4. Inputs are labeled 1 through 4. XLR connectors are 3-
pin female and Phoenix connectors are standard 3-pin type. Pin-out
information for Phoenix connectors are silk-screened above each
connector. XLR pin-outs are:
• Pin-1 = Common
• Pin-2 = Low
• Pin-3 = High
VMQ-4 Rear Panel
VMQ-4
253881-01
ANALOG IN
1 2 3 4
Analog In (1 through 4)