background image

4

 

 

WARNING

 

CAUTION

 

Indicates a potentially hazardous situation which, if mishandled, could

 

result in death or serious personal injury.

 

Indicates a potentially hazardous situation which, if mishandled, could

 

result in moderate or minor personal injury, and/or property damage.

 

2.  SAFETY PRECAUTIONS

 

•  Before installation or use, be sure to carefully read all the instructions in this section for correct and safe 

operation.

 

•  Be sure to follow all the precautionary instructions in this section, which contain important warnings and/or 

cautions regarding safety.

 

•  After reading, keep this manual handy for future reference.

 

 

Safety Symbol and Message Conventions

 

Safety symbols and messages described below are used in this manual to prevent bodily injury and property 
damage  which  could  result  from  mishandling.  Before  operating  your  product,  read  this  manual  first  and 
understand the safety symbols and messages so you are thoroughly aware of the potential safety hazards.

 

 

 

WARNING

 

the power supply plug from the AC outlet and 
contact your nearest TOA dealer. Make no further

 

  

 

attempt to operate the unit in this condition as this

 

When Installing the Unit

 

 

•  Refer all installation work to the dealer from whom 

the  speaker  was  purchased.  Speaker  installation 
requires  extensive  technical  knowledge  and 
experience.  The  speaker  may  fall  off  if  incorrectly 
installed, resulting in possible personal injury.

 

•  Install the unit only in a location that can structurally 

support  the  weight  of  the  unit  and  the  mounting 
bracket.  Doing  otherwise  may  result  in  the  unit 
falling  down  and  causing  personal  injury  and/or 
property damage.

 

•  Since  the  unit  is  designed  for  indoor  use,  do  not 

install it outdoors. If installed outdoors, the aging of

 

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 connection cable is damaged (exposure of 

the core, disconnection, etc.)

 

·  If it is malfunctioning (no tone sounds.)

 

•  To prevent a fire or electric shock, never open nor 

remove the unit case. Refer all servicing to qualified 
service personnel.

 

 

CAUTION

 

parts causes the unit to fall off, resulting in personal 

  

 

injury.  Also,  when  it  gets  wet  with  rain,  there  is  a

 

danger of electric shock.

 

•  Do not use other methods than specified to mount 

the bracket. Extreme force is applied to the unit and 
the unit could fall off, possibly resulting in personal 
injuries.

 

•  Attach the safety wire to the unit. If not attached, the 

unit could fall off, resulting in personal injury.

 

•  Use  nuts  and  bolts  that  are  appropriate  for  the 

ceiling’s or wall’s structure and composition. Failure 
to do so may cause the speaker to fall, resulting in 
material damage and possible personal injury.

 

•  Tighten  each  nut  and  bolt  securely.  Ensure  that  

the  bracket  has  no  loose  joints  after  installation    
to  prevent  accidents  that  could  result  in  personal 
injury.

 

 

When the Unit is in Use

 

 

•  Should  the  following  irregularity  be  found  during 

use, immediately switch off the  power, disconnect

 

When Installing the Unit

 

 

•  Avoid installing the unit in humid or dusty locations, 

in locations exposed to the direct sunlight, near the 
heaters, or in locations  generating   sooty   smoke 
or  steam  as  doing  otherwise  may  result  in  fire  or 
electric shock.

 

•  Avoid  touching  the  sharp  metal  edge  to  prevent 

injury.

 

 

•  To avoid  electric  shocks,  be  sure  to  switch  off  the 

unit’s power when connecting speakers.

 

When the Unit is in Use

 

 

•  Do  not  operate  the  unit  for  an  extended  period  of 

time with the sound distorting. Doing so may cause 
the connected speakers to heat, resulting in a fire.

 

Содержание IR-820SP

Страница 1: ...S INFRARED WIRELESS SPEAKER IR 820SP Thank you for purchasing TOA s Infrared Wireless Speaker Please carefully follow the instructions in this manual to ensure long trouble free use of your equipment TOA Canada Corporation ...

Страница 2: ...UTIONS 8 7 1 Installation Position 8 7 2 Distance Between the Infrared Wireless Microphone and IR 820SP 8 7 3 Radio Noise 9 7 4 Connection to IR 802T 9 7 5 Sunlight and Fluorescent Lighting 9 8 MOUNTING HARDWARE INSTALLATION 10 9 WIRING 14 10 SPEAKER INSTALLATION 15 11 REMOVING THE IR 820SP FOR MAINTENANCE 17 12 INPUT OVERLOAD PROTECTION FUNCTION 18 13 SAFETY AGENCY COMPLIANCE 18 14 TROUBLESHOOTIN...

Страница 3: ...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 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 ...

Страница 4: ...he aging of 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 connection cable is damaged exposure of the core disconnection etc If it is malfunctioning no tone sounds To prevent a fire or electric shock never open nor remove the unit case Refer all servici...

Страница 5: ...se of the supplied mounting hardware and optional HY TB1 Tile Bar Bridge permits it to be versatilely mounted to match a wide range of applications and installation locations This speaker is combined with an infrared wireless microphone and the IR 802T Infrared Wireless Tuner to make up the infrared wireless microphone system The infrared wireless microphone system eliminates problems with interfe...

Страница 6: ...7 Safety wire accessory Choke bracket Ceiling mounting ø300 ø11 81 Mounting hole Connector cover Ceiling reinforcement ring accessory Trim ring accessory Trim ring accessory Ceiling reinforcement ring accessory 1 2 0 05 ø366 5 ø14 43 9 5 ø0 38 65 2 56 47 3 1 86 1 2 0 05 ø350 ø13 78 ø320 ø12 6 30 1 18 Approx 600 23 62 Max 37 1 46 Max 131 5 16 ...

Страница 7: ... 310M Y PQ Infrared Wireless Microphone 6 2 Four microphones system MB 15B BK Half Width Blank Panel IR 200BT 2 Ni MH Battery for Infrared wireless microphones pack of 2 IR 200BC Battery Charger IR 802T CU AQ Infrared Wireless Tuner IR 802T CU 1Q Infrared Wireless Tuner IR 200M Y 4Q Infrared Wireless microphone Student 2 channel 1 Student 3 channel 2 IR 310M Y PQ Infrared Wireless Microphone Teach...

Страница 8: ...frared beam can be blocked by a human body or other objects To avoid this install the IR 820SP in the way that it can be viewed from the infrared wireless microphone Note In the figure at right the microphonedirectly facing the IR 820SP can be used because no obstacle exists between them However when a talker turns his or her back on the NG IR 820SP signal reception from the microphone is interrup...

Страница 9: ...ed generating sources When installing the IR 820SP make the following arrangements so that it is not exposed to infrared sources IR 820SP Fluorescent lighting Over 50 cm Sunlight 1 64 ft Over 2 m 6 56 ft 7 5 1 Avoid sunlight To prevent the IR 820SP from being directly exposed to sunlight block the sunlight using curtains or window shades When mounting the IR 820SP to a ceiling keep it at least 2 m...

Страница 10: ...nt ring mounting screw Tie plate mounting screw Tie plate preinstalled on Bridge rail Bridge rail HY TB1 optional Ceiling frame Ceiling panel Ceiling reinforcement ring accessory Before Installing the IR 820SP Determine the most appropriate method for the ceiling structure Be sure to use an optional HY TB1 Tile Bar Bridge in combination with the supplied ceiling reinforcement ring WARNING Set the ...

Страница 11: ...n each tie plate to the point that they do not fall out of their holes HY TB1 optional Tie plate Bridge rail Tie plate mounting screw Reinforcement ring mounting screws Leave these screws loose For Drop Ceiling Mounting to 2 foot tiles Align the two bridge rails as shown in the figure at right HY TB1 optional Mounting to 600 mm tiles Align the two bridge rails diagonally at an angle of 10 15 600 m...

Страница 12: ...laced on the ceiling panel These tabs must face upward away from the hole Reinforcement ring mounting screw 1 Tie plate Ceiling reinforcement ring 2 Fit closely to the back surface of the ceiling panel Tie plate mounting screw If the ceiling reinforcement ring does not line up accurately with the ceiling mounting hole adjust its position by either loosening the tie plate mounting screws and slidin...

Страница 13: ... falling To attach tie one end of the safety wire around the speaker s safety wire hook and tie its snap ring around solid structure pipe building frame etc Solid structure pipe building frame etc HY TB1 optional Ceiling frame 6 Safety wire accessory Ceiling panel 5 Safety wire accessory 6 Trim ring accessory 5 Safety wire hook IR 820SP ...

Страница 14: ...ables cannot be used The cable length must not exceed 50 m 54 68 yd Be sure to connect the connection cable from the IR 820SP to the TO IR 820SP terminal on the IR 802T s rear panel Never short circuit the connector nor connect it to the LAN terminal of other device as this could cause the unit failure Step 4 Close the connector cover by sliding it then retighten the 2 loosened screws to secure it...

Страница 15: ...d filters Loosen 2 screws securing each infrared filter then detach the filter by sliding it outward Notes Discharge static electricity on your body before starting this step After detaching the infrared filters you will find the infrared receiver circuit parts and wirings inside the unit Never touch them Step 2 Insert the IR 820SP through the mounting hole till it contacts the ceiling panel Infrare...

Страница 16: ... N m or 6 10 kgf cm 3 Step 3 Rotate and tighten the 4 mounting tab axis screws on the unit clockwise to their full stop in order to grip the ceiling panel with the mounting tabs Step 4 Replace the detached 2 infrared filters Replace each infrared filter by sliding it inward then secure the filter with 2 screws Scr ...

Страница 17: ...Infrared receiver circuit parts Intrared filter Screws Step 2 Rotate the 4 mounting tab axis screws counterclockwise The mounting tabs rise as the screws turn allowing the speaker to be removed Counterclockwise Screw cap Mounting tab Mounting tab axis screw Screws Notes When loosening the mounting tab axis screws support the IR 820SP by hand to prevent it from falling Be sure to set the screwdrive...

Страница 18: ...heir Accessories Installed in Air Handling Spaces 1998 NFPA 70 National Electrical Code NEC 2002 Article 300 22 c and NFPA 90A Installation of air conditioning and ventilation systems section 2 3 10 1 a exception 3 14 TROUBLESHOOTING Symptom Cause and Points to Check Remedy The power indicator does not light when the power switch is turned on The connection cable to IR 802T is possibly failed Conf...

Страница 19: ...5 LED Indicator Power green x 1 UL Code UL60065 UL2043 Mounting Hole φ 300 mm 11 81 Usable Cable Category 5 UTP Operating Temperature 10 to 50 ºC 14 to 122 ºF Operating Humidity 90 RH or less no condensation Finish Enclosure Steel plate plating Baffle Fire resistant ABS resin resin material grade UL 94 V 0 white Punched net Steel plate white Filter section Polycarbonate optical cut filter Dimensio...

Страница 20: ...133 07 00125 00 www toacanada com TOA Canada Corporation ...

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