ITC T-4012, Руководство по эксплуатации

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4.1 MIC input
Fig 4.1
When input , turn on the power, then press the call confirmation button, you can page to each zone
independently or to all the zones. The volume could be adjusted by the volume control on the rear panel.
When the call confirmation button is turned off, the call confirmation indicator will be off and there is no
call signal output from the
.
MIC
MIC
4.2 Power switching
Fig 4.2
When the power switch is turned ON, the power stars and the indicator is on
When the power switch is turned OFF, the power shuts off and the indicator is off .
.
Note:
1.
MIC MIC MIC
MIC
2. MIC
When the is connected, make sure there is power supply to the , and the could be
turned on to work normally; or the could not be paged.
Make sure the connection of the is tightly to avoid any damage by falling off.
Note:
Make sure the unit is in the power-on state to make it used normally. Or if there is any fault on
the units, please contact with the supplier.
5
4. OPERATION
1
ON
OFF
CHIME VOL. MASTER VOL. MIC VOL. CHIME
2 TONE
4 TONE
LINK
24V 2A
POWER
8
ZONE 1 ZONE 2 ZONE 3 ZONE 4 ALL CALL POWER
CHIME TALK
OUTPUT LEVEL
MIC
-18 -15 -12 -9 -6 -3 0 +3 +6 +9 dB
ON
OFF
CHIME VOL. MASTER VOL. MIC VOL. CHIME
2 TONE
4 TONE
LINK
24V 2A
POWER