Yamaha YPT-340 Manual de serviço - Página 24
Procurar online ou descarregar pdf Manual de serviço para Instrumento musical Yamaha YPT-340. Yamaha YPT-340 49 páginas. Midi reference
Também para Yamaha YPT-340: Referência (3 páginas)
PSR-E343/PSR-E344/YPT-340
DMLCD Circuit Board Test Method
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The DMLCD Circuit Board is provided with test points for service check purposes.
Check the test points on the DMLCD Circuit Board if the following symptoms appear.
Symptoms and check items
No LCD display with Power SW ON -- > Check items 1 to 7 sequentially
1)
No sound or distorted sound -- > Check items 3, 5, 8 and 9, and OUTPUT check items.
2)
Test Point
Note : Use the standard AC adapter PA-130 or PA-130A for check operation.
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