Cloud Electronics VTX4400 - Manual (Page 6)

VTX Series User Manual v1.0 6
Front Panel Description
1 POWER LEDs - (one per channel) – illuminate after
power-up sequence to confirm normal power supply
operation
2 SIGNAL LEDs – (one per channel) – illuminate when
the input signal level exceeds -26dBu
3 PEAK LEDs – (one per channel) - illuminate if
amplifier clipping is detected
4 PROTECT LEDs – (one per channel) – illuminate if
the internal heatsink temperature exceeds 90 °C
5 AC Power switch
6 Air intake grilles
Rear Panel Description
1 Input connectors (one per channel)
2 Input level controls (one per channel)
3 High Pass Filter controls (one per channel)
4 Input routing switches
5 Bridged mode switches
6 Remote volume control connectors (one per
channel)
7 Output connector
8 Bay for optional WM-1 surveillance card*
(cover plate fitted when no card present)
9 AC mains connector
10
Resettable mains circuit breaker
11 Earth safety tag
12
Air exhaust grilles
1 2 5
4 3 6 6
fig.2: VTX Front Panel (NOTE: VTX4120 shown – other models are identical)
CHANNEL 2 CHANNEL 1 CHANNEL 3 CHANNEL 4
CH3 CH4 CH2
SPEAKER OUTPUTS
0V C H 1
0V C H2 0V C H3 0V C H4
ON OFF ON OFF
ON OFF
BRIDGE
1-2
ON OFF
BRIDGE
3-4
4 OHMS - MIN
BRIDGE
3-4
BRIDGE
1-2
POWER ~ 40-60Hz
10%
1
4 4 4
7 2
3 6
8
10 11 12 12
5 5
9
fig.3: VTX Rear Panel (NOTE: rear panel is identical for all models)
*The optional WM-1 surveillance card allows remote monitoring of the amplifier’s performance and settings from any computer via
a standard web browser. Full instructions regarding the installation, configuration and use of the WM-1 are contained in the WM-1
Installation and User Guide, supplied separately with the card.