Mitsubishi MELSEC-A Series Operating Manual page 52

5. OPERATING PROCEDURES
MELs€GA
All clear of parameters and a sequence programs as well as key words
registered in an ACPU is enabled by the following operation when a key word
input is requested:
(Procedure
1 )
Key word input request is displayed.
(Procedure 2) ACPU STOP operation
Put the ACPU in the STOP state,
(Procedure 3) PC memory
all
clear operation
Input "ALLCLR", and then press the [GO] key.
(Procedure
4)
PC memory all clear processing display
When memory all clear processing by the A8PUE begins, the screen
shown on the left is displayed, and
the
display on the
"*"
line and the
number of whole bytes changes sequentially.
ALL CLEAR
' s
(max. lO/time) are displayed in accordance with the memory capacity to be cleared, and
the
' s
disappear one by one during memory all clear processing.
*
represents 10 YO of the memory capacity.
The memory capacity (number of whole bytes) to be cleared is displayed in units of K bytes
and it decreases by 1 K bytes during memory all clear processing.
(Procedure 5 ) Completion of PC memory all clear processing
When memory all clear processing by the A8PUE has been completed,
a buzzer sounds.
The screen is switched to the one shown on the left. (State before
selecting the A8PUE mode)
( W )
(MOBITOR)
(INSERT) (PARAMBTER)
(Procedure 6 ) The next operation begins
Select the mode in accordance with Section 5.1.4, and start the next
operation.