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TS-811, TS-911

TS-812, TS-912

Chairman UniTS

DelegaTe UniTS

inSTrUCTiOn manUal

Thank you for purchasing TOA’s Chairman Unit and Delegate Unit. 

Please carefully follow the instructions in this manual to ensure long, trouble-free use of your equipment.

1. 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.

Indicates a potentially hazardous situation which, if mishandled, 

could result in death or serious personal injury.

Warning

Indicates a potentially hazardous situation which, if mishandled, could 

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

CaUTiOn

Warning

• Do  not  expose  the  unit  to  rain  or  an 

environment where it may be splashed by 

water or other liquids, as doing so may 

result in fire or electric shock. 

• Avoid  installing  or  mounting  the  unit  in 

unstable locations, such as on a rickety 

table or a slanted surface. Doing so may 

result in the unit falling down and causing 

personal injury and/or property damage. 

• Should  the  following  irregularity  be  found 

during use, immediately stop supplying 

the power and contact your nearest TOA 

dealer. Make no further attempt to operate 

the unit in this condition as this 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 it is malfunctioning (no tone sounds.)

• To  prevent  a  fire  or  electric  shock,  never 

open nor remove the unit case as there 

are high voltage components inside the 

unit. Refer all servicing to qualified service 

personnel.

• Do  not  place  cups,  bowls,  or  other 

containers of liquid or metallic objects on 

top of the unit. If they accidentally spill into 

the  unit,  this  may  cause  a  fire  or  electric 

shock. 

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