Operation Manual

Appendix
77
PLM Series Operation Manual Rev 1.3.0
9.2 Maintenance
During normal operation this devices provides trouble-free service. If the LCD or front panel display requires
cleaning, use a soft cloth only; do not use solvent cleaners. The dust lters on both sides of the front panel,
behind the grilles, should occasionally be removed and cleaned to ensure maximum airow through the
device.
Disconnect the unit from mains power prior to removing dust the lter, and ensure the dust lter is
replace prior to turning the unit back on.
Do not use sharp or metal objects to remove the dust lter, and be careful that the implement used to
remove the lter does not enter the device.
In extreme cases it may be necessary to clean the inside of the device. This procedure should only be
carried out by qualied service personnel. This may be necessary if the device has had prolonged operation
in an extreme environment such as one where cracked oil smoke machines are in use. If the device is used
in extreme conditions, it is recommended to have it serviced every three years as a preventative measure.
9.3 Factory Default Settings
9.3.1 Module Defaults
Module Type: 2 x 2 Aux
Mod Input Mute: On
Mod Output Mutes: Off
Gain: 0 dB (unity)
Delay: 0 ms
Polarity: Positive (In phase)
MaxRMS: 20 dB
MaxPeak: 21 dB
Amp Gain: 35 dB
ISVPL: 153 V [PLM 10000Q]
193 V [PLM 14000]
194 V [PLM 20000Q]
Input & Output EQ: Flat