Front Panel - Inter-m R150 Plus Operation Manual

Front Panel

Front Panel
1. LEVEL CONTROL
This determines the level of the input signal for each channel. In stereo mode the knobs will determine the signal level
independently for each channel. In the bridge mono mode only the channel 1 level control is used.
2. SIGN L INDIC TOR
This indicates the level of the input signal. This should be illuminated during normal operation.
3. CLIP INDIC TOR
This LED warns of a problem in the system when illuminated. Reduce the LEVEL of the device which supplies
signal to the amplifier or reduce the LEVEL control(s) on the amplifier. This LED should not be illuminated
during normal operation.
4. PROTECTION INDIC TOR
This LED warns of a problem in the system when illuminated. Reduce the volume and look for problems. It is
possible that the amplifier is too hot or the speaker impedance is too low. This LED should not be illuminated
during normal operation.
5. POWER INDIC TOR
This LED indicates the amplifier is switched ON and receiving C POWER when illuminated.
6. POWER SWITCH
The position of this switch determines whether the power is ON or OFF. The power-on status is confirmed by
the power indicator. mplifiers are always the last item in a system to be turned on. It is a good idea to turn
down the level controls before applying C mains power.
7. H NDLE
Handles are provided for moving and installing into equipment enclosures or racks.
1 2 3 4
11 10 9 11 10 9
12 8 12 8
13 7 13 7
15 6 15 6
17 5 17 5
19 4 19 4
22 3 22 3
29 2 SIG CLIP PROT 29 2
54 1 54 1
0 0
5
POWER POWER
P
LUS
R E F E R E N C E A M P L I F I E R N N
ON ON
SIG CLIP PROT POWER
OFF OFF
R150 PLUS/300 PLUS/500 PLUS
REFERENCE MPLIFIER
6 7
5