Wheelock TPA-100 Скачать руководство пользователя страница 7

 
MIC 2 CONTROL:  Adjusts the volume of the MIC 2 paging input. 
 
AUX 1/AUX 2 CONTROLS:  Adjusts the volume of the AUX 1/AUX 2 inputs.  Inputs are typically used for music, 
prerecorded program sources, or tone signaling. 
 
TONE CONTROLS:  Set the individual Bass and Treble controls for optimum tonal balance of the output signal.  The 
amplifier frequency response is flat with the knob indicators pointing straight up (Dot #6). 
 
MUSIC MUTE:  Music is automatically muted when paging.  After completion of the paging message the music will 
gradually return to its original level.  Note that pausing for too long a period while making an announcement will result in 
the gradual return of music, until speaking again. 
 
PEAK INDICATOR:  Flickering of the LED at maximum levels is a proper indication of the amplifier level.  If the LED stays 
on permanently, this should be a sign that an overdrive condition exists. 
 
HORN PROTECT/LO-CUT:  This switch is located on the right hand side of the rear panel.  Turn the switch ON whenever 
HORNS are used in the system.  This will protect the horns from damage from low frequencies. 
 
MAINTENANCE 
 
 

CAUTION: 

THERE ARE NO USER-REPLACEABLE PARTS WITHIN THE UNIT. 
HAVE ALL INTERNAL SERVICING DONE BY A QUALIFIED TECHNICIAN. 

 
 
LIMITED WARRANTY 
 
Refer to Wheelock's Terms and Conditions of sale. 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

P81932 H 

SHEET 7 OF 7 

Содержание TPA-100

Страница 1: ...e from 120 volts 60Hz and have a power consumption of 180 watts TPA 60 and 250 watts TPA 100 The units have an AC circuit breaker on the line input side as well as a thermal breaker for overload protection on the output The AC circuit breaker is manually resettable However in the event it does not reset have the trouble investigated by an authorized service technician or return unit to the factory...

Страница 2: ... line cord has a three prong plug which should be plugged into a three wire grounded electric outlet It is very important to maintain the amplifier ground for safe and trouble free operation If there is no grounded electric outlet connect a wire from the GND terminal of the unit to a water or steam pipe P81932 H SHEET 2 OF 7 TECHNICAL SPECIFICATIONS ...

Страница 3: ...1 AUX 2 SELECTOR SWITCHES POWER ON OFF SWITCH LO CUT SWITCH 11 INDICATORS AMBER NEON POWER ON RED LED PEAK LEVEL 12 PROTECTION AC LINE RESETTABLE CIRCUIT BREAKER THERMAL OVERLOAD PROTECTION ON OUTPUT AND SHORT CIRCUIT PROTECTION ON OUTPUT 13a TREBLE CONTROL 9 dB 12 KHz 13b BASS CONTROL 9 dB 100 Hz 14 LO CUT SWITCH 6 dB 250 Hz 15 AUTOMATIC LIMITER FOR PAGING 3 dB OUTPUT LEVEL MAINTAINED WITHOUT CLI...

Страница 4: ...UTION TO AVOID POSSIBLE INTERFERENCE THE MICROPHONE INPUT CABLE MUST BE A SHIELDED CABLE WITH THE SHIELD CONNECTED TO GND MIC 2 is a dedicated input while for MIC 1 input to be activated the TEL MIC 1 switch must be in the MIC 1 position With the selection mode switch in the MIC 1 position the TEL input is disconnected HI Z INPUTS AUX 1 AUX 2 FIGURE 4 To connect an FM tuner CD player or cassette t...

Страница 5: ...ansformer The tap on the line matching transformer is selected to give the power desired for each speaker It is recommended for long distances to use a wire as heavy as possible in order to minimize a consequent power loss on the distribution line NOTE TO ALLOW FOR FUTURE EXPANSION IT IS RECOMMENDED THAT THE TOTAL SYSTEM WATTAGE SHOULD NOT EXCEED 85 OF THE AMPLIFIER S RATED OUTPUT I E 51 WATTS FOR...

Страница 6: ...R VOLUME CONTROL Sets the total output level of the amplifier without disturbing the individual level settings of the microphone telephone and music inputs P81932 H SHEET 6 OF 7 TEL MIC 1 SELECTOR SWITCH Switch to TEL position when using telephone input paging or switch to MIC 1 position when using MIC 1 input AUX 1 AUX 2 SELECTOR SWITCH Switch to either AUX 1 or AUX 2 position depending upon whic...

Страница 7: ...vel Note that pausing for too long a period while making an announcement will result in the gradual return of music until speaking again PEAK INDICATOR Flickering of the LED at maximum levels is a proper indication of the amplifier level If the LED stays on permanently this should be a sign that an overdrive condition exists HORN PROTECT LO CUT This switch is located on the right hand side of the ...

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