Speco Technologies PL-120SA - Manual (Page 4)

4
FRONT PANEL
1)
MIC L Volume control. Adjusts audio level of MIC L.
2) MIC R Volume control. Adjusts audio level of MIC R.
3) AUX-1 L Volume control. Adjusts audio level of AUX-1 L.
4) AUX-1 R Volume control. Adjusts audio level of AUX-1 R.
5) AUX-2 L Volume control. Adjusts audio level of AUX-2 L.
6) AUX-2 R Volume control. Adjusts audio level of AUX-2 R.
7)
Bass Control. Low frequency tone control.
8) Treble Control. High frequency tone control.
9) Balance control. Controls R CH and L CH volume levels balance.
10) Master Volume control. Controls all volume levels simultaneously.
11) Power on/off switch with LED indicator. Illuminates when power is on.
12) Output level indicator. Indicates power output. Do not overload amp.
REAR PANEL
1) AC accessory outlet (Unswitched). Unswitched AC Auxiliary outlet for a 120VAC
50/60Hz power source.
2) AC fuse holder.
3) MOH output terminals. Provided two MOH outputs 600 Ohm, 1 Volt and 8 Ohm, 1 Watt.
4) MOH output level control. Controls volume of MOH output. (Music on hold)
5) Manual muting terminals. Provides contact closure muting of the AUX-1~2 input during
paging.
6) TEL / PAGING balanced input terminals. Accepts a balanced telephone paging signal.
7) TEL / PAGING output select switch ( L , L+R, R ). Select output signal mode of
TEL/PAGING.
8) TEL / PAGING input level control. Controls audio level of telephone input.
9) MIC VOX on/off switch. MIC inputs include VOX muting switch during paging.
10) MIC output select switch ( L , L+R, R ). Select output signal mode of MIC.
11) MIC balanced input terminals. Accepts a balanced low impedance microphone signal.
12) AUX-2 output select switch ( L , STEREO, R ). Select output signal mode of AUX-2.
13) AUX-2 input RCA jacks. Accepts a high impedance input stereo audio signal.
14) AUX-1 input RCA jacks. Accepts a high impedance input stereo audio signal.
15) AUX-1 output select switch ( L , STEREO, R ). Select output signal mode of AUX-1.
16) AUX output RCA jacks. Provides connection for a booster amplifier . The booster input
impedance should be more than 600 ohms.
17) Speaker outputs. Speaker lines must be connected to “COM” and one (and only one) of
the remaining screw terminals.
18) AC power cord. AC power cord with three pin plug for a 120VAC 50/60 Hz, power source.
Do not use without the ground pin.