Toa BG-220 Скачать руководство пользователя страница 2

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1. IMPORTANT SAFETY INSTRUCTIONS

• Read these instructions.

• Keep these instructions.

• Heed all warnings.

• Follow all instructions.

• Do not use this apparatus near water.

• Clean only with dry cloth.

• Do not block any ventilation openings. Install in accordance with the manufacturer's instructions.

• Do not install near any heat sources such as radiators, heat registers, stoves, or other apparatus (including

amplifiers) that produce heat.

• Do not defeat the safety purpose of the polarized or grounding-type plug. A polarized plug has two blades

with one wider than the other. A grounding type plug has two blades and a third grounding prong. The wide
blade or the third prong are provided for your safety. If the provided plug does not fit into your outlet, consult
an electrician for replacement of the obsolete outlet.

• Protect the power cord from being walked on or pinched particularly at plugs, convenience receptacles, and

the point where they exit from the apparatus.

• Only use attachments/accessories specified by the manufacturer.

• Use only with the cart, stand, tripod, bracket, or table specified by the manufacturer, or sold with the

apparatus. When a cart is used, use caution when moving the cart/apparatus combination to avoid injury
from tip-over.

• Unplug this apparatus during lightning storms or when unused for long periods of time.

• Refer all servicing to qualified service personnel. Servicing is required when the apparatus has been

damaged in any way, such as power-supply cord or plug is damaged, liquid has been spilled or objects have
fallen into the apparatus, the apparatus has been exposed to rain or moisture, does not operate normally, or
has been dropped.

Содержание BG-220

Страница 1: ...tomatic Mute 10 8 MOH OUTPUT ASSIGNMENT 11 9 2 CHANNEL BROADCAST 11 10 OPERATION 12 11 INSTALLATION PRECAUTIONS 12 12 RACK MOUNTING BRACKET ATTACHMENT 12 13 VOLUME SETTING 13 14 VOLUME CONTROL COVER 1...

Страница 2: ...to your outlet consult an electrician for replacement of the obsolete outlet Protect the power cord from being walked on or pinched particularly at plugs convenience receptacles and the point where th...

Страница 3: ...is may cause fire or electric shock If you detect smoke or a strange smell coming from the unit If water or any metallic object gets into the unit If the unit falls or the unit case breaks If the powe...

Страница 4: ...e rack Keep the amplifier over 10 cm 3 94 away from objects that may obstruct air flow to prevent the unit s internal temperature rise When the Unit is in Use Do not place heavy objects on the unit as...

Страница 5: ...3 input mixer amplifiers for background music and general announcement Power output is rated at 20 W for the BG 220 and 35 W for the BG 235 These units are suited for use in bars retail stores and ban...

Страница 6: ...11 Note Bass and treble controls are not active for this output 12 MOH volume control Adjusts the MOH output signal level 11 4 Line 2 input volume control Adjusts gain of the Line 2 input Turn the kn...

Страница 7: ...ecommended to cut the audio signal at the input equipment such as a microphone with talk switch 15 Manual mute terminal Closing between and terminals mutes the input signal set for Mute Receive by the...

Страница 8: ...12 24 Cable end treatment 7 mm 7 mm 20 mm 2 core shielded cable Solid cable and stranded cable Wiring Procedure Step 1 Wiring the supplied removable terminal plug 1 1 Loosen the terminal screws to ins...

Страница 9: ...in the figures below represent total speaker load impedance 70 V LINE Total impedance 245 BG 220 140 BG 235 25 V LINE Total impedance 31 BG 220 18 BG 235 Speaker output terminal COM 4 Speaker output t...

Страница 10: ...0 0 10 OFF ON 0 E Manual mute terminal Mute sensitivity control Function switch Nos 5 6 and 7 MOH ASSIGN 1 MIC LINE 1 2 LINE 2 3 LINE 3 7 AUTO MUTE MIC LINE 1 8 MIC ON LINE OFF 4 5 LINE 2 6 LINE 3 MUT...

Страница 11: ...ch No 1 MIC LINE 1 input Function switch No 2 LINE 2 input Function switch No 3 LINE 3 input 9 2 CHANNEL BROADCAST Input signals set in Section 8 are output to the MOH output 2 channel broadcast can b...

Страница 12: ...the screws that are appropriate for the rack When mounting the unit in an equipment rack the inside of the rack must be sufficiently ventilated To achieve sufficient ventilation also mount the option...

Страница 13: ...e control so that the signal indicator lights intermittently Note that the sound quality is downgraded when the peak indicator remains lit Mounting bracket Joint bracket Machine screw M4 x 10 Amplifie...

Страница 14: ...AMP MIX AMP 25 V LINE 4 COM H C E OT MOH OUT ZONE 2 600 1 MOH ASSIGN MIC LINE 1 2 MOH ASSIGN LINE 2 3 MOH ASSIGN LINE 3 4 5 MUTE RECIEVE LINE 2 6 MUTE RECIEVE LINE 3 7 AUTO MUTE MIC LINE 1 8 MIC ON LI...

Страница 15: ...15 16 DIMENSIONAL DIAGRAM Unit mm in 1800 70 87 210 8 27 6 M4 265 10 43 249 9 8 40 1 57 165 6 5 15 0 59 58 4 2 3 94 3 3 71 88 4 3 48...

Страница 16: ...Output Regulation 1 kHz Under 2 dB no load to full load S N Ratio Microphone Line 1 Over 60 dB Line 2 Over 80 dB Line 3 Over 80 dB Band Pass 20 Hz 20 kHz Tone Controls Centered Tone Control Bass 10 d...

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