Mitsubishi alpha 2 User Manual

α 2 Simple Application Controllers
Diagnostics 15
ENG-96
5) Push the “ESC” key.
The screen at right is displayed and the operation of (4)
is invalidated.
Consult a Mitsubishi Distributor when the correct screen
is not displayed.
15.8 Incorrect LCD display
Check the following items.
1) The character is displayed in reverse and the entire screen is black.
Consult a Mitsubishi Distributor when the above error occurs. The
α2 controller display has
been damaged.
2) An Unexpected Display Configuration is Shown
When the display does not appear as expected, please check the following points in the
program.
a) Adjust the position where each display function begins. Two separate displays might
have an overlapping display area that causes the undesired result.
b) The character fails to display
- Check if the input pin to the Display Function Block is On.
- Check whether there is a conflict with another display.
15.9 Memory Cassette Is Not Working Correctly
Check the following items when the memory cassette is not recognized or the cassette transfer
functions are not functional.
Notes on use
• Use the memory cassette, the telecommunication cable, or the connector cover while
power is supplied to the
α2 series controller.
Improper equipment installation can cause damage to the controller or an electric shock.
1) The memory cassette must be installed correctly, refer to section 6.1 for the proper
installation procedure.
2) The message “ProtectSW Error” is displayed.
The data protection (ProtectSW) is set.
Refer to the
α2 Programing Manual for the procedure to unlock this setting.
3) The message “Password Error” is displayed.
The password is set. Try again after disabling the password.
Refer to the
α2 Programing Manual for the procedure to dibble the password.
The “ProgClear” option can delete the password, program, and all Top Menu settings. The
controller will return to the factory default settings.
Refer to
α2 Programing Manual for the procedure to use the “ProgClear” operation.
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GMT Z o n e

Mitsubishi alpha 2 Specifications

General

Brand	Mitsubishi
Model	alpha 2
Category	Controller
Language	English