QSC DPA4.2 User Manual page 10

Depending on the depth of your rack, the Rear Rack Ear Support kit (FG-000031-00) may be required for rack mounting. Refer to
products/ under Accessories for details.
CAUTION!: Be sure that nothing is blocking the front or rear ventilation openings, and that each side has a minimum of
2 cm clearance.
1. Use the proper fastening hardware (not included) to secure the amplifi er in the rack. The DPA4.3 and DPA4.5 have four front and four rear
mounting tabs. The DPA4.2 has four front mounting tabs.
AC Mains
WARNING!: When the AC Power is on, there is a potential of having
dangerous voltage at the output terminals on the rear of the amplifi er. Use
caution not to touch these contacts. Turn off the AC Mains disconnect switch
prior to making any connections.
The DPA 4.3 and 4.5 amplifi ers have a Universal power supply 100 – 240 VAC, 50 – 60 Hz, with
an IEC locking connector. The DPA 4.2 has a Universal power supply 100 - 132/200-240 VAC, 50
– 60 Hz, with an IEC locking connector.
1. Connect the IEC AC cable between the amplifi er rear AC connector and the AC source.
AC Power
NOTE:
If the amplifi er has no audio for fi fteen minutes, the amplifi er stops switching. The amplifi er returns to the Run mode the instant audio is
present.
When you remove power from the amplifi er, then re-apply the power, the amplifi er returns to its last state.
TD-000434-00-A
10
http://qsc.com/
— Figure 9 —