SmartShop|Maker Owner’s Manual
53
Error Code Potential Issue(s) Resolution(s)
Negative hardware limit
exceed
1. Machine table exceeds
protection point.
2. Hardware stroke switches are
damaged or broken.
3. Input signal has errors.
1. Use MPG mode to move
machine table in opposite
direction once discovering
that machine table stops on
the switch.
2. If machine table is not on
the switch, check IO
terminal blocks, 24V power
supply terminal blocks,
connecting wire and
components of switch.
3. Check whether IO card is
abnormal.
Program error in PLC axis
Grammar of PLC axis program
error.
Check grammar of PLC axis
program.
System memory too low
The matching program switches to
PLC axis.
Contact machinery
manufacturers.
Miss index in homing
1. Can’t read the index signal.
2. The setting of homing 2
nd
travel
feedrate is too fast.
3. The setting of motor reductions
ration is too big.
4. The distance between index
signal and HomeDog is more
than 5 pitches.
1. Check motor index wire
connecting; observe
diagnostic screen 48(X),
49(Y), 50(Z) to check
whether index signal is read.
If no, please check whether
connecting wire is correct.
2. Reduce setting value of the
homing 2
nd
travel feedrate
(Parameter 841~843).