Troubleshooting
37
7 Troubleshooting
Note:
The ‘Causes’, as described below, are placed in a logical order of oc currence; please
follow this sequence in order to solve the problem.
Problem:
The power LED does not come on, when the standby pushbutton is pressed.
Causes:
The power cable has not been plugged in the mains wall outlet.
Solution:
Plug the power cable into the mains outlet.
The (external) mains circuit breaker is tripped.
Solution:
Reset the mains circuit breaker.
The standby pushbutton is not pressed long enough.
Solution:
Press this button for 2 seconds (this is done to prevent accidental switching-
on of the machine). When it switches on, you’ll hear a short beep.
The processor, containing the software, is not installed.
Solution:
Install the software (see Software Installation, Section 4-4).
The processor, containing the software, is installed the wrong way around.
Solution:
Install the software properly (see Software Installation, Section 4-4).
The patchcable, coming from the control system board is not connected with the control panel
PCB. Solution:
Check if the right-hand side cover is assembled correctly (see Plastic
Covers, Section 4-1)
There is no secondary (supply) voltage.
Solution:
Check fuse F3 (see diagrams 8-1 and 8-3). This fuse is accessible throug h
the rear panel. See the Spare Parts List for type and voltage.
If the F3 fuse is OK, check if the Photoelectric transmitter (at the lef t-hand
side of the machine) emits red light: if not, replace the Control System
Board.
There is no primary (supply) voltage.
Solution:
Check fuse F1 and F2 (see diagrams 8-1 and 8-3). To access these fuses,
the rear panel has to be removed (see Section 4-3, Rear Panel). T hese
fuses are located on the Control System Board (see diagram 8-1). See the
Spare Parts List for type and voltage.
The machine is set for 230V whereas the supply voltage is 110V.
Solution:
Check the rating label attached on the rear panel!
Else:
There is an internal Control System Board error. In this case, check the Miscellaneous Control
System Board Error Messages list at the end of this section.