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SMART 300

 

Personal Wireless PA System

 

4. Maintenance-free Lead-acid and Lithium batteries 

Cautions when using the battery 

1. 

Lead-acid batteries/lithium batteries have no memory effect. Please charge them up immediately after 
each use, no matter how much power they left. If the battery is not charged for a long time, it may cause 
the battery to be over-discharged and damaged, making it impossible to charge normally. 

2. 

U

sage temperature can’t be lower than -10°C nor higher than 50°C. 

3. 

It’s strictly forbidden to let the battery contact with any liquid. Do not immerse the battery in water or get it 
wet. After the battery is exposed to water, a decomposition reaction may occur, which may cause battery 
self-ignition or even cause an explosion.  

4. 

It is forbidden to use the battery when it has swelled, leaked, or the packaging is damaged. 

5. 

It is forbidden to disassemble the battery in any way or pierce the battery with a sharp object, so as not to 
cause the battery to catch fire or even cause an explosion.  

6. 

The liquid inside the battery is highly corrosive. If it leaks, please do not touch it. If the internal liquid 
splashes on human skin or eyes, please immediately rinse with clean water for at least 15 minutes before 
seeking medical attention.  

7. 

It is forbidden to use wires or other metal objects to short-circuit the positive and negative electrodes of 
the battery.  

Cautions when charging the battery 

1. 

Lead-acid batteries/lithium batteries have no memory effect. Please charge them up immediately after 
each use, no matter how much power they left. If the battery is not charged for a long time, it may cause 
the battery to be over-discharged and damaged, making it impossible to charge normally. 

2. 

Please use the power supply specified by CHIAYO for charging. 

3. 

The CHIAYO amplifier has a protection circuit to prevent overcharging. To ensure safety, the charging 
time should not exceed 12 hours. Please disconnect the power supply when fully charged. 

4. 

Charging temperature can’t be lower than 0°C nor higher than 40°C. 

5. 

When charging, please place it on the hard ground, such as cement, and there should be no flammable 
or combustible materials around. Please pay attention to the charging process to prevent accidents.  

6. 

It will automatically stop charging when fully charged. After the battery is fully charged, it is recommended 
to disconnect the amplifier from the power supply. 

7. 

When the power supply is not disconnected and the amplifier is not in use, if the battery is fully charged 
and then recharged again soon after, it means that the battery is aging and cannot store power. Please 
replace the battery to ensure enough time for operation.  

Cautions when storing the battery 

1. 

Lead-acid batteries/lithium batteries have no memory effect. Please charge them up immediately after 
each use, no matter how much power they left. If the battery is not charged for a long time, it may cause 
the battery to be over-discharged and damaged, making it impossible to charge normally. 

2. 

Lithium batteries will automatically discharge in storage. If they are not charged for a long time, they will 
over discharge that causes a decrease in capacity and damage to the batteries that can no longer be 
charged normally. It should be fully charged at least once every 6 months.  

3. 

Lead-acid batteries will automatically discharge in storage. If they are not charged for a long time, they 
will over discharge that causes a decrease in capacity and damage to the batteries that can no longer be 
charged normally. It should be fully charged at least once every 3 months.  

4. 

Storage temperature can’t be lower than -10°C nor higher than 40°C. 

Disposing the battery 

Be sure to completely discharge the battery before placing it in the designated battery recycling bin. 
Batteries contains dangerous chemicals. When disposing of old batteries, be sure to follow the local battery 
recycling and disposal regulations, and it is strictly forbidden to put them in a trash can.

 

 

 

CHIAYO ELECTRONICS CO., LTD. 

Http://www.chiayo.com.tw

Email: [email protected] 

Office: 30, Lane 27, Section 4, Jen-Ai Road, Taipei 10685, Taiwan 
Tel: 886-2-27415741

Fax: 886-2-27525242 

Factory: 88, Chung-Hsiao Street 2, Chiayi 60080, Taiwan 
Tel: 886-5-2711000

Fax: 886-5-5767611 

12I2354 

Summary of Contents for Smart 300

Page 1: ...CHIAYO ELECTRONICS CO LTD Operation manual SMART 300 Personal Wireless PA System...

Page 2: ...rovided for your safety If the provided plug does not fit into your outlet consult an electrician for replacement of the obsolete outlet Power supply cords should be well routed to prevent from being...

Page 3: ...result in moderate or minor personal injury and or property damage Make sure to observe the following handling precautions so that a fire or personal injury does not result from leakage or explosion o...

Page 4: ...s and Operations 7 2 1 Using the wired microphone MIC IN 7 2 2 Using the wireless receiver 8 2 3 Music audio input AUX IN Smart phone tablet MP3 player 9 2 4 Using the MP3 player recorder 10 2 4 1 Par...

Page 5: ...handheld beltpack transmitter optional Switching power supply plug varies from country to country operation manual 1 2 Optional related products Transmitters For more information about transmitter pl...

Page 6: ...PWR MIC DC IN BATTERY CHARGING INDICATOR AUX USB SD REC IR WR TONE AUX IN AUX OUT MIC IN PWR MIC DC IN BATTERY CHARGING INDICATOR AUX USB SD REC MICROPHONE input 6 3mm AUX IN socket 3 5mm TONE control...

Page 7: ...s IR WR TONE AUX IN AUX OUT MIC IN PWR MIC DC IN BATTERY CHARGING INDICATOR AUX USB SD REC WIRED MIC TABLET PHONE AMPLIFIER Sound control e g volume and equalizer of audio output from SMART 300 is onl...

Page 8: ...POWER and then adjust MIC volume control to desired level 3 LOW HIGH TONE can be adjusted refer to P 12 TONE IR WR TONE AUX IN AUX OUT MIC IN PWR MIC DC IN BATTERY CHARGING INDICATOR AUX USB SD REC IR...

Page 9: ...3 LOW HIGH TONE can be adjusted refer to P 12 TONE IR WR TONE AUX IN AUX OUT MIC IN PWR MIC DC IN BATTERY CHARGING INDICATOR AUX USB SD REC IR WR TONE AUX IN AUX OUT MIC IN PWR MIC DC IN BATTERY CHAR...

Page 10: ...master POWER and then adjust its individual volume control to a desired level 3 LOW HIGH TONE can be adjusted refer to P 12 TONE IR WR TONE AUX IN AUX OUT MIC IN PWR MIC DC IN BATTERY CHARGING INDICA...

Page 11: ...ss I Press I Fast backward Press and hold I Press and hold I Next folder Press I Previous folder Press I Track select button 0 9 input track number then press II USB SD switch Press USB SD Repeat mode...

Page 12: ...USB SD The files will be named as FILE_001 FILE_002 FILE_003 etc The name of a deleted track won t be applied to its next one Recordable until FILE_999 appears with LCD displaying Num Full LCD displa...

Page 13: ...er It is recommended to maintain the position of TONE at just 3 o clock default DIRECTION HI CLOCKWISE LOW COUNTERCLOCKWISE FUNCTION increase the high frequency and reduce the low frequency component...

Page 14: ...ote control and offers more versatile functionality 3 Is it possible to record the sound of Microphone or external devices when using SMART 300 Yes The built in MP3 recorder on SMART 300 has the recor...

Page 15: ...harging to ensure the safety 7 How to charge and maintain the battery of wireless amplifier After plugging the power cable of the wireless amplifier into a standard outlet the charging LED will glow o...

Page 16: ...igher than 40 C 5 When charging please place it on the hard ground such as cement and there should be no flammable or combustible materials around Please pay attention to the charging process to preve...

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