![background image](http://html1.mh-extra.com/html/omron/e39-p31/e39-p31_datasheet_740995013.webp)
A-467
E3C-LDA Series
E3C-L
DA Series
Key Lock
All key operations can be disabled to help prevent key operating errors.
Only the operation keys are disabled. The switches and selectors will still function.
Initializing Settings
This procedure can be used to return all the settings to the original default values.
Switch to RUN mode.
Switch to RUN mode.
RUN
SET
RUN
SET
+
+
LOC
ON
LOC
OFF
Hold down the MODE key and
press the UP key for at least 3 se-
conds. Press the UP key right af-
ter pressing the MODE key.
The sub-display will flash
twice and key input will be
disabled.
If a key is pressed while key operations are locked,
“LOC” will flash twice on the display to indicate that key
operations have been disabled.
Hold down the MODE key
and press the UP key for at
least 3 seconds. Press the
UP key right after pressing
the MODE key.
The sub-display will
flash twice and key
input will be enabled.
Setting Method Clearing Method
RUN
SET
Initialization has been completed.
Settings not
initialized.
NO?
YES?
Settings
initialized.
Switch to SET mode.
Press the UP or DOWN key for at least 3 seconds.
+
INIT
Press the MODE key at the
“NO?” or “YES?” display.
INIT
GOOD
Setting Method