Cannot Use An Operation Key - Mitsubishi AL2-14MR-A Hardware Manual

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2 Simple Application Controllers
11.7

Cannot Use an Operation Key

Check the movement of the operation keys according to the following procedures when the
series will not accept a key operation. If the steps outlined in instructions (1) - (5) below can be
performed, the keys are operating properly. Please check if the key(s) are used in the program.
1) Place the controller in the Stop mode. Consult a Mitsubishi Distributor when the Stop mode
cannot be entered.
Caution
Perform the forced stop operation only after thoroughly checking that it is safe to do so.
Damage to the machine or controller or a safety issue could arise if the forced ON/OFF is
performed inappropriately.
If proper precautions are not taken, damage to the equipment or machine failure may occur.
Forced Stop Operation
a) Turn the
b) Turn the power ON again while pushing the "OK" and
"ESC" keys at same time.
The screen at right is displayed for 5 seconds.
The option to place the controller in Stop mode will be
available for approximately five seconds. Press the
"OK" key to enter the Stop Mode. If no key is pressed,
the controller will default back into the Run mode.
c) Push the "ESC" key.
The "Top Menu" shown at right is displayed.
2) Scroll through the Top Menu with "
Consult a Mitsubishi distributor when you cannot scroll.
3) Move the cursor to "ClockSet" with "
and push the "OK" key twice.
The "ClockSet" screen at right is displayed.
Consult a Mitsubishi distributor when it is not displayed.
4) Try to change the month/year data using the "
Consult a Mitsubishi distributor when editing is not possible.
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2 series power supply off.
" key or " " key.
" key or " " key,
" key, "
Diagnostics 11
R u n
S t o p
T o p M e n u
R u n
S e t u p T S
P r o g E d i t
C l o c k S e t
mm / d d / y y y y
0 9 / 0 6 / 2 0 0 1
1 3 : 5 5 T h u
" key, "+" key and "-" key.
ENG-58
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