Beijing RichAuto S&T Co., Ltd.
75
5)
Switch this terminal with another normal terminal to check interface board abnormal or
driver abnormal.
3.
Screen is not bright after power up, but connect the handle to computer with USB cable the
screen displays normally
1)
The DC24V voltage of the handle is not available. Check if the DC24V power supply voltage
output is normal or not. If normal, please check if the cable from the power supply to the
interface board is virtual connection.
2)
The 50-pin cable is broken or 50 pin connecting plug hasn’t connected well.
4.
Screen is not bright neither after power up nor connect to computer by USB cable
1)
This phenomenon may due to the handle shocked by external force or fall on the ground,
causing the crystal processor broken. Return back to repair.
2)
Users connect high voltage power supply to the interface board and cause the handle and
interface board broken. Return back to repair.
5.
The screen display“Spindle on”
，
actually the spindle off; the screen display“Spindle off”
，
actually the spindle on
1)
Line fault. Spindle on signal and COM port is short circuit. Check circuit line.
2)
The output level definition reversed. Go to the “voltage setup” and modify the output level
definition (modify the left first arrow direction in the second row).
6.
The handle screen doesn’t light up and shows nothing after power on
1) The power supply voltage is too large or the + and – short circuit burned the chip. Return to us
for repairing.
2) The power supply damaged, change a new one.
3) 50-pin cable is broken, replace it.
4) 50-pin socket broken, send back to us for repairing.
7.
System always alarm after the alarm signal has been connected
Change the input level on X5 (normally open, wiring in parallel; normally closed, wiring in series).
8.
Press “spindle on” button, but spindle does not start
1)
Check wiring, if normal, check if the inverter has alarm, if the inverter is normal and its
setting is correct, and then check if the spindle motor damaged or not.
2)
Check if 50-pin cable is loose. Confirm the settings of inverter refer to its manual to debug
