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www.thinuna.com                                                         Page 8                                                              Version A            

Common Faults And Solutions

No.

01

02

03

04

Fault

No power

Power on but
unwork

Distortion

Protected 
activation 

A: power supply 
     poor contact

A: Audio Input error

A: excessive audio 
     output

A: shorted

 

speaker 

     cable or excessive
     power 

B: other problems

D: incorrect speaker
     cable

C: total speaker power 
     is not correct

B: wrong speaker load

B: wrong input level

Check the correct audio signal.

Set the correct output volume level

Turn the power off, check the speaker cable
and make the correct connection.
Turn the power on.

Check other problems which may cause 
protected. If still has problem, please contact
Thinuna directly or the authorized distributor 
for your specific country or region.

Use a correct speaker cable. 

Connect the speaker correctly, and the total 
power of speakers can’t exceed the rated 
power of these amplifier.  And need to excess
power for long distance transmission. 

Connect the speakers correctly

Connect the right audio input, don’t connect 
microphone signal into this amplifier.

B: fuse has failed

Replace with the same specifications fuse.

Use a good power supply outlet or sequence
power supplier.

Cause

Solutions

VTA-240

F

/360F/480F/600F II    6 Zones MP3

/

Tuner

/

BT

 Mixer Amplifier

Summary of Contents for VTA-240F II

Page 1: ...Amplifier With Volume Control VTA 240F II VTA 360F II VTA 480F II VTA 600F II www thinuna com Version A 2012 06 16 12 00 FRIDAY FM CH01 86 1 MHZ M1 001 SONG001 MP3 MP3 FM BT MP3 FM BT MIC3 MIC2 VTA 60...

Page 2: ...ronment 2 Important Safety Instructions 2 Features 3 Accessories 3 Operation 3 Front Panel 4 Rear Panel 5 Quick Installation Guide 6 Specifications 7 Common Faults And Solutions 8 Service 9 Contents V...

Page 3: ...nings Service Instructions Worded Caution These servicing instructions are for use by qualified service personnel only To reduce the risk of electric shock do not perform any servicing other than that...

Page 4: ...t dust moisture and vibration 1 Read these instructions 2 Keep these instructions 3 Heed all warnings 4 Follow all instructions 5 Do not use this apparatus near water 6 Clean only with dry cloth 7 Do...

Page 5: ...r MP3 player random repeat one repeat all in a file and repeat all 5 EQ sound effector for MP3 player and FM tuner audio output LCD display can display name of music playing time and remain time With...

Page 6: ...d to turn down the amplifier s output volume Do not operate the unit with the CLIP RED LED continuously on illuminated 16 OUTPUT LEVEL LED 17 LCD DISPLAYER 128 64 LCD can display name of music playing...

Page 7: ...TERMINAL Connect GND to the of 8ohms speaker Rear Panel www thinuna com Page 5 Version A 10 ZONE 1 100V SPEAKER OUTPUT TERMINAL Connect to the of zone 1 100V speaker 11 ZONE 2 100V SPEAKER OUTPUT TER...

Page 8: ...ng e Using button on the front or using button on the IR remote can select the repeat mode random R repeat one 1 repeat all in a file F and repeat all A f Select the suitable EQ sound effects for MP3...

Page 9: ...e total power of zone 1 6 can not exceed the rated power Protection AC fuse overheating overvoltage overcurrent short DC and muting during power on protections EQ for Master Output Treble 12dB at 10kH...

Page 10: ...rrect connection Turn the power on Check other problems which may cause protected If still has problem please contact Thinuna directly or the authorized distributor for your specific country or region...

Page 11: ...equirements throughout the world Product supplied through local sources are compatible with local AC power requirements Options No optional items are available for this product Warranty Warranty terms...

Page 12: ...rt to ensure the accuracy of information on this manual The documents graphics and other information included in this manual may include technical inaccuracies typographical or other errors Specificat...

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