Service manual

71Printer Applicator System PAM 3600
Service Manual PAM 3600 6 Problem Solution
6.2 Failure of Device Functions
Error Possible Solutions
No movement of material Mechanical check of the gears and belts, replace damaged gears or belts.
Replace CPU PCB.
Replace stepper motor.
1.
2.
3.
No printing (no printed image) Check the printhead cable, re-seat if necessary.
Check printhead cable for damage, replace printhead cable if necessary.
Replace printhead.
Replace CPU PCB.
1.
2.
3.
4.
No display and navigator pad
function
Check whether LED1 (green) on CPU PCB is on.
If LED1 is off --> Power unit or CPU PCB is defective.
If LED1 ashes --> Firmware update has failed; load rmware le via Centronics
interface.
Check cable connection between CPU PCB and PCB Control Panel.
Check voltages 3 V and 5 V at the measuring points on CPU PCB.
If both voltages are off --> Power unit could be defective.
If only one voltage is off --> CPU PCB could be defective.
Replace PCBs Control Panel.
1.
2.
3.
4.
No display function
(navigator pad okay)
Check cable connection between LCD module and PCB 1 Control Panel.
Replace LCD module.
Replace PCB 1 Control Panel.
1.
2.
3.
No navigator pad function
(display okay)
Check cable connection between PCB 1 Control Panel - PCB Control Panel.
Replace PCB Control Panel.
Replace PCB 1 Control Panel.
1.
2.
3.
No I/O functions Check if printer port and computer port are congured identically,
congure ports if necessary.
For Ethernet connection, check whether IP address and SubNet-mask are correct.
Check interface cable, replace bad I/O cable.
If function of the PLC port fails, replace PCB applicator control.
If function fails completely, replace CPU PCB.
1.
2.
3.
4.
5.
No function of applicators Check, if the applicator is activated in the setup.
Check cables between CPU PCB, applicator control PCB, PCB valve connection
and the 9-pin applicator connector. Replace cables if necessary.
Replace applicator control PCB.
Replace CPU PCB.
1.
2.
3.
4.
No function of the warning sen-
sors
Check the sensor function at the LED inside the sensor.
Check the sensor cables. Replace cables if necessary.
Check the reective foils. Replace the foils if necessary.
Check, if the sensor holder are bended. Replace the sensor holders if necessary.
Check the sensors. Replace the sensors if necessary.
Replace applicator control PCB.
1.
2.
3.
4.
5.
6.