17
PSR-F50
■
TEST PROGRAM
* If the test number 60 “Factory Set” is executed, the data already set will be lost.
1 Preparations
1) Use an AC adaptor PA-3C or PA-130A.
2) Measuring device: Frequency counter, which can detect thousandth value or more, Level meter (with JIS-C
fi
lter), Oscilloscope
* Input impedance of the measuring device should be 1 M
Ω
or more.
3) Terminal condition:
Use a stereo plug and connect a load resistor of 33
Ω
to the [PHONES/OUTPUT] jack for measurement unless
otherwise speci
fi
ed.
4) Controller settings
Initial setting when the power is turned on
2
Starting up the test program
Manual
mode
While holding down the keys [C#2], [F2] and [G#2] simultaneously, press the [STANDBY/ON] switch
Auto
mode
While holding down the keys [C#3], [F3] and [G#3] simultaneously, press the [STANDBY/ON] switch.
Executed sequentially from [1] to [7] of auto mode test item.
3
Test procedure
Manual
mode
1) When the test program is started, “
TST
” will be displayed on the 7-segment LED.
2) Press the [Tenkey –] or [] button to select a test program item.
3) Press the [START/STOP] button to execute the test.
If the result is OK or test item is completed,
press the [START/STOP] button again to return to the item selection display.
Press the [Tenkey –] or [] button to select the next test item.
In the acceptable selection screen, each character of the item number will be followed by dot “.” on the 7-segment LED,
so that you can see later if it has already been checked.
If the result is NG,
press the [SONG/STYLE] button or the lowest key (white key C1) to return to the item selection display.
Auto
mode
The operation method follows a manual mode.
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