Inter-M MA-212U - Manual (Page 9)

PUBLIC ADDRESS AMPLIFIER
7 MA-206U/212U/224U
Rear Panel Rear Panel
1. AC POWER INLET
Connect this product to an appropriate AC power source using the supplied Universal AC Power Cord.
2. EXT CHIME TERMINAL
When these two terminals are shorted, the four-tone chime circuitry is activated.
3. EXT MUTE TERMINAL
When these two terminal are shorted, the output signal is blocked and the protection indicator
on the front panel is turned on.
4. VCA (VOLTAGE CONTROLLED AMPLIFIER) TERMINAL
The VCA allows remote adjustment of the post-master volume signals.
When performing the remote volume control, adjust the master volume control in advance noting
that its setting limits the maximum signal level adjustable with the volume control. Be sure to avoid turning
fully down the master volume control.
5. TEL IN TERMINAL
These terminals are provided for connection with a telephone exchange system for paging purposes.
※ NOTE : When the telephone input is active, all other input signal except AMP IN is able to muted.
TEL IN
MUTE TEL IN VOL
13 12
1 2 3 4 5 6 7 8 9
11 10
REMOTE VOLUME
10KΩ