Casio DT-940 Service Manual page 29

4.7 DIAGNOSTIC PROGRAM
Program No.1
Program Name: RAM
NO. Display/Read indicator
< R A M
1 6 M b i t / 6 4 M b i t
9 0 2 0 E 0 0 h
1
9 1 F F F 8 0 h
W r i t i n g . . .
< R A M
1 6 M b i t / 6 4 M b i t
9 0 2 0 E 0 0 h
2
9 1 F F F 8 0 h
R e a d i n g . . .
< R A M
1 6 M b i t / 6 4 M b i t
9 2 0 0 0 0 0 h
3
9 3F F F F F h
W r i t i n g . . .
< R A M
1 6 M b i t / 6 4 M b i t
9 2 0 0 0 0 0 h
9 3F F F F F h
R e a d i n g . . .
4
Read indicator: Green
Operation
Press [1] and [ENT] keys in order
>
with Main Menu displays.
>
>
>
― 27 ―
Remarks/Result
The program confirms if RAM is
normally accessible by writing
increment data on RAM and read
it.
Reads and verifies the data.
Reads and verifies the data.
If no error occurs, display returns
to the menu screen.