Pg. 5
COMMON SIMPLE FAULTS AND GUIDANCE FOR OPERATION AND REPAIR
FAULT PHENOMENON
Failing to electrify
No sound
External
microphone has
no sound
SIMPLE FAULT ANALYSIS
The power switch is not opened
The electricity quantity of built-in battery is totally consumed
Failing to input sound source
Failing to establish signal line
Main volume is switched to minimum U disk playing has no sound
Faults with extemal signal source
Poor contact or damage of extemal signal line
External microphone is not fully inserted in thejack
The external microphone switch is not opened
The volume knob of microphone is off
SOLUCIÓN DE PROBLEMAS
Open power switch
Use power adaptor to charge the battery
Change signal source
Reconnect signal line
Properly adjust the volume knob
Inspect U disk or audio switch
Change signal source
Readjust or change signal line
Totally insert the microphone to the jack
Open the switch of wireless microphone
Properly adjust the volume knob of
microphone
Open the switch of wireless microphone
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