Yamaha R-N500, Руководство по обслуживанию

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KEY2
KEY1
P1-7. KEY
Panel key is detected.
When the A/D conversion value of the panel key becomes out of the specified range, normal operation will not be
available.
In that case, check the constant of voltage dividing resistor, solder condition, etc. Refer to table.
*
When “P1-7. KEY” menu is selected, keys become inoperable due to detection of the values of all keys.
However, it is possible to advance to the next menu by turning the VOLUME knob.
(Reference voltage: 3.3 V=255)
P 1 - 7
K Y : 2 5 5 / 2 5 5
Display KEY1
000 – 011 ENTER
012 – 032 RETURN
033 – 054 TUNING
055 – 077 TUNING
078 – 098 AM
099 – 120 FM
121 – 143 PRESET
144 – 165 PRESET
Display KEY2
000 – 011 CLEAR
012 – 032 MEMORY
033 – 054 DISPLAY
055 – 077 DIMMER
078 – 098 SPEAKERS A
099 – 120 SPEAKERS B
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R-N500
R-N50
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