Diagnostic Program - Casio CTK-2000 Service Manual And Parts List

 Initial Setting
1. Connect the AC adaptor.
2. "Main" volume: MAX
 How to start diagnostic program
1. Press and hold the "0", "1" and "2" buttons.
2. Press the "POWER" button.
3. The massage "TESTMODE" is appears on LCD.
4. Release the "0", "1" and "2" buttons.
 Diagnostic program
1. Button check
 Press "1" button.
 Press the button in the order indicated in the illustration below.
The button number will be displayed on the LCD.
Example) SW00 + (the button number shown in the illustration)
Press "SETTING" button.
If the switch function is OK: You will hear the OK sound signal and the button number will be displayed.
If the switch function is NG or switches were pressed in a wrong order: You will hear the NG sound signal
and the button number will be displayed.
 Press the "3" button the last.
1E
04 06
03 05
 Press "0" to end the LCD Check.

DIAGNOSTIC PROGRAM

1F
1D
1C 08
09
07 02 01 00
– 13 –
TESTMODE
Message on LCD
1:SW
1:SW001F
1:SW OK!
1A 17 18 19
1B 14 15 16
10 11 12
SW OK!
0D 0B 0C
0A 0E
TEST 1-9
0F