Test Program（テストプログラム - Yamaha PSR-S650 Service Manual

TEST PROGRAM
* If the test number 52 "Factory Set" is executed, the data already set will be lost.
1 Preparations
1) Use an AC adaptor PA-300C, PA-300B or PA-301.
2) Measuring device: Frequency counter, which can detect thousandth value or more, Level meter (with JIS-C fi lter), Oscilloscope
Note: Use a stereo plug and connect a load resistor of 33 Ω to the [PHONES/OUTPUT] jack for measurement unless
otherwise specifi ed. Input impedance of the measuring device should be 1 MΩ or more.
3) Jig: Foot switch (FC-4 or FC-5), USB cable, USB storage device
4) Controller settings
MASTER VOLUME : MAX
PEDAL
Others
2 Starting up the Test Program
While holding down the keys [C#2], [F2] and [G#2] simultaneously, press the [STANDBY/ON] switch.
C#2 G#2
F2
3 Test procedure
1) When the test program is started, "TEST" will be displayed on the LCD.
2) Press the [+/YES] or [–/NO] 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 [+/YES] or [–/NO] button to select the next test item.
The names of items, for which the test result is OK, are displayed with a preceding "*".
If the result is NG, press the [DEMO] button or the lowest key (white key C1) to return to the item selection display.
4 Test Program List
TEST No LCD display
1 001 Version
002 Memory Chk1 All Checks the ROM, RAM and Flash ROM connected to the CPU bus.
2
3 003 Rom Chk1
4 004 Ram Chk1
5 005 Flash Rom Chk1
6 006 Wave Rom Chk1
: OFF
: Initial setting when the power is turned on
Displays version of the ROM.
In case of OK:
" *** Prog"
" *** Wave"
Make sure that "Memory All OK" is displayed on the LCD.
* If the test result is OK, the tests "003 Rom Chk1", "004 Ram Chk1" , "005 Flash
Rom Chk1" and "006 Wave Rom Chk1" can be skipped.
Checks the ROM connected to the CPU bus.
Make sure that "Rom OK" is displayed on the LCD.
Checks the RAM connected to the CPU bus.
Make sure that "Ram OK" is displayed on the LCD.
Checks the Flash ROM connected to the CPU bus.
Make sure that "Flash Rom OK" is displayed on the LCD.
Checks the Wave ROM connected to the CPU bus.
Make sure that "Wave Rom OK" is displayed on the LCD.
Test descriptions, judging conditions, etc.
In case of NG:
"Err Prog"
"Err Wave"
PSR-S650
(dBu=dBm)
*** : Version
33