Casio CSF-4650A Specifications download pdf (Page 14)

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STEP OPERATION DISPLAY NOTE

Memory

Check

2 MEMORY

1 WR 1

2 READ 1

1

RAM WRITE 1

Write the test pattern 1 into RAM

MEMORY

1 WR 1

2 READ 1

After 1 sec.

2

EXECUTING !!

Read the test pattern 1 from RAM

COMPLETE !!

32/64/128/256 KB

After 1 sec.

Memory

Check

OK MEMORY

1 WR 1

2 READ 1

3

RAM WRITE 2

Write the test pattern 2 into RAM

MEMORY

1 WR 1

2 READ 1

After 1 sec.

4

EXECUTING !!

Read the test pattern 2 from RAM

COMPLETE !!

32/64/128/256 KB

After 1 sec.

OK MEMORY

1 WR 1

2 READ 1

5

XXXX

Wiring check for ROM

Memory

Check

OK MEMORY

1 WR 1

2 READ 1

6 CHECK SUM

TY SZ SUM XOR

C5 0 512 29CF XX

OK MEMORY

1 WR 1

2 READ 1

ESC TEST

1 DISP

2 MEMORY

3 KEY

3 WR 2

4 READ 2

5 DUMP

6 CHKSUM

3 WR 2

4 READ 2

5 DUMP

6 CHKSUM

3 WR 2

4 READ 2

5 DUMP

6 CHKSUM

3 WR 2

4 READ 2

5 DUMP

6 CHKSUM

3 WR 2

4 READ 2

5 DUMP

6 CHKSUM

3 WR 2

4 READ 2

5 DUMP

6 CHKSUM

3 WR 2

4 READ 2

5 DUMP

6 CHKSUM

4 BUZZER

5 I/F

6 CONT

7 RESET

1 2 ... 9 10 11 12 13 14 15 16 17 18 19 ... 24 25

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