[DB600] General instruction manual
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8 Maintenance and inspection
8-1 Error display
When an error occurs in the system, the error No. shown below will be displayed for approx. two seconds.
Check the error contents and contact the dealer or your nearest CHINO office.
A/D conversion error of PV/RJ
A/D conversion error of feedback/remote signal input
8-2 Warning display
When an inappropriate setting or operation is performed, the warning No. shown below will be displayed
for approx. three seconds. Check the warning contents and try appropriate setting or operation.
Program operation cannot be executed.
Check that the program pattern is set correctly.
Feedback tuning fails or the zero adjustment value of servo exceeds the span
adjustment value.
Check the feedback input line if the connection is done properly for the OPEN
and CLOSE sides.
Key lock is active. Set "Key lock (MODEt)" to "Function OFF".
When a parameter is changed during a writing process via communication, the
key lock becomes active temporarily to restrict the key operation. To change a
parameter by keys, stop the writing process via communication, and change the
screen once using the [▼SEL] or [▲SEL] key.
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