A Series Active Monitor Speakers
Date printed: 29.02.00 Operation E3/3
[1] IEC mains connector Appliance inlet IEC 320/C14 for connection to a 3-pole AC power outlet
with protective ground.
Supply voltage (selectable): 115 or 230 V
AC
; frequency 50...60 Hz.
For connecting to the mains, please consult the Safety section at the very
beginning of this manual.
Make sure that the voltage selector setting matches your local line voltage!
[2] Mains fuse, voltage selector The voltage selector is contained within the fuse holder; its setting can be
changed only while the power is switched off. To change the setting, first
pull out the black fuse holder cover, then pull out the grey fuse holder. In-
sert it into the fuse holder cover again after having rotated it by 180 de-
grees. Check for correct setting before plugging in the fuse holder cover:
The set voltage value is indicated in the small window in the fuse holder
cover.
The primary fuse must be replaced by a spare fuse of exactly the same type
and value!
[3] POWER Power on/off switch.
[4] LEVEL Potentiometer for matching the input sensitivity to your standard line level.
Note: For the A1, this control is located on the front panel.
[5] ROLL OFF (A3 and A5 only) Continuously adjustable bass cut filter, allows attenuation of the low fre-
quencies in order to compensate for boundary reflections when the unit is
mounted close to one (approx. –3 dB setting, fig. [1]), to two (approx.
–6 dB setting, fig. [2]), or to three room boundaries (approx. –10 dB setting,
fig. [3]).
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