GCC Technologies J5 Series Maintenance Manual page 55

11. The machine makes noise when it is on the standby status.
Causation and recovery:
a. The screws of tool carriage cover are loose. (Fasten the screws.)
b. X or Y motor belt is loose. (Adjust the belt tension.)
c. The carriage belt is loose (Adjust the carriage belt tension)
d. The driver board set is damaged. (Change it.)
12. The machine makes abnormal noise from the drum set when it is running.
Causation and recovery:
a. X or Y motor belt is loose. (Adjust the belt tension.)
b. The driver board set is damaged. (Change it.)
c. The gear at the left of drum set is not tightly mounted on the shaft. (Change it.)
d. The screws that fasten the drum to the shaft are loose. (Fasten the screws.)
e. X or Y motor is damaged. (Change it.)
13. The tool carriage does not perform the up/down action.
Causation and recovery:
a. The blade holder is not installed properly. (Re-install it, please refer to user's guide.)
b. The flat cable is broken. (Change it.)
c. The carriage PCB is damaged. (Change it.)
d. VCM is damaged. (Change the Carriage set.)
e. The encoder of the VCM is damaged. (Change the Carriage set.)
f. The driver board set is damaged. (Change it.)
g. The linear bearing shaft of VCM is rusty. (Change the Carriage set.)
h. The two small bearings clamp the linear bearing shaft too tight. (Adjust them).
14. There are some unexpected lines on the final plot.
Causation and recovery
a. The blade holder is not installed properly. (Re-install it; please refer to user's guide.)
b. The media is not flat enough.
c. Maybe there are some bubbles on the surface. (Re-load the media)
d. The fan cannot make enough airflow to suck the media. (Change the fan or driver board)
e. The carriage does not perform the up action. (Please refer to the previous paragraph)
f. The command of output file of cutting software package is not compatible with HPGL or HPGL/2. (Ask
your cutting software package agent for help.)
g. There are some communication errors. (Check the communication protocol.)
15. There appears an unexpected tool force
Causation and recovery:
a. The setting of tool force is wrong. (Reset the tool force.)
b. The blade length out of the blade holder is too short. (Re-load the blade.)
c. The initial force setting is wrong. (Reset the initial force. please contact the manufacturer.)
d. VCM is damaged. (Change the carriage set.)
e. VCM encoder is damaged. (Change the carriage set.)
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Version : 9.0