Test Program; How To Carry Out Tests - Yamaha PSR-S710 Service Manual

PSR-S710/PSR-S910

TEST PROGRAM

* If the test number 67 "Factory Set" is executed, the Internet setup data will be lost.
1 Measurement Conditions
1-1: Measuring Instruments
· Level meter (with a JIS-C fi lter).
· Frequency counter, which can detect thousandth value or more
· Oscilloscope
* Input impedance of the measuring instrument should be 1 MΩ or more.
* Connect a load resistor of 33 Ω and measure at the [PHONES] jack using stereo plugs unless otherwise specifi ed.
1-2: Jig
Foot controller (FC7), MIDI cable, USB cable, USB storage device (USB fl oppy drive, etc.), LAN cable, Router (BUFFALO INC.
BHR-4RV), Display monitor (PSR-S910 only), Microphone (PSR-S910 only)
* For an inspection that requires a pedal unit, inspect with the pedal unit connected.
2 Starting up the test program
Turn on the power switch while pressing and holding the [C#2], [F2], and [G#2] on the lower keyboard (C#2 major code).
POWER SWITCH button
[DEMO] button

2-1: How to carry out tests

1) "TEST" will appear on the LCD when the test program starts up.
2) Go to item choosing mode with [TEMPO + ]/[TEMPO - ] button or [Data entry] dial.
(If the [Data entry] dial is turned counterclockwise at the head of items (Test 1), the last item (Test 68) will be selected. If the [Data
entry] dial is turned clockwise at the last item (Test 68), the head of items (Test 1) will be selected.
3) Press the [START/STOP] button to execute a test.
● If the test result is OK:
When the test result is OK, an asterisk " ＊ " will be displayed at the head so that you can see later if it has already been checked.
If the result is OK, return to the selection screen with the [START/STOP] button.
● If the test result is NG:
If the result is NG, press the [DEMO] button or lowest key on the keyboard to return to the selection display.
60
[TEMPO +/-] button
[TAB ] button
[START/STOP] button
[Data entry] encoder