Operation Check - Casio JD-6500 Service Manual & Parts List

7. OPERATION CHECK

CAUTION : If customer's data are stored in the unit, all data will be corrupted by this operation.
STEP OPERATION
MENU
Then short in the checkpad
1
about two seconds.
EXE
2
2
3
1
4
EXE
5
EXE
6
2
7
EXE
8
EXE
9
EXE
10
EXE
11
DISPLAY
Caution!
This is TEST
To Escape
Press AC KEY
1. Service Trans
2. TEST
AC. Esc
1. RAM, ROM 2. DISP
3. KEY 4. TRANS
5. RESET 6. FCC
7. OPT AC. Esc
8K RAM OK!
ROM OK!
1. RAM, ROM 2. DISP
3. KEY 4. TRANS
5. RESET 6. FCC
7. OPT
All dots display
No display
Checker display
Reverse checker display
Frame display
— 17 —
NOTE
The checkpad is located
right side of the back-up
battery switch as shown
in figure on the next page.
RAM check
ROM check
DISPLAY check
Do
Do
Do
Do