GRAPHTEC FC2250 Service Manual page 7

8.3 Location of the Boards .....................................................................................8-6
8.4 Explanation of the Values of the Main Board .................................................8-7
8.5 Setting the DIP Switches ..................................................................................8-8
8.6 Updating the System Firmware .....................................................................8-10
8.7 Clearing the Non-Volatile RAM ......................................................................8-12
8.8 Inputting the Gain Value .................................................................................8-13
8.9 Adjusting the Home Position .........................................................................8-14
8.10 Adjusting the Pen Height ...............................................................................8-15
8.11 Adjusting the Pen Force ................................................................................8-16
8.12 Adjusting the Distance and the Perpendicularity Accuracy .......................8-19
8.13 Adjusting the Pen Interval .............................................................................8-22
8.14 Adjusting the Registration Mark Sensor Sensitivity ...................................8-24
8.15 Adjusting the Offset of the Registration Mark Sensor ................................8-25
8.16 Selecting the model ........................................................................................8-27
8.17 Testing the Control Panel Keys and Home Sensors ...................................8-28
8.18 About Start Up Mode ......................................................................................8-30
9. TROUBLESHOOTING ....................................................9-1
9.1 Troubleshooting Flowcharts ............................................................................9-1
9.1.1 Checking for Faulty Rotation of the Blade ............................................................................................ 9-1
9.1.2 The Cutting Media Cannot be Satisfactorily Cut .................................................................................. 9-2
9.1.3 Initialization is Abnormal ........................................................................................................................ 9-8
9.1.4 Pen UP/DOWN Operations are Abnormal .............................................................................................. 9-9
9.1.5 The X-axis Backlash is Excessive ........................................................................................................9-11
9.1.6 The Y-axis Backlash is Excessive ........................................................................................................ 9-12
9.1.7 The Y or X position is shifted ............................................................................................................... 9-12
9.2 The Plotter is Turned On But Doesn't Operate ............................................9-13
9.3 Error Messages ...............................................................................................9-14
9.4 Error Messages in GP-GL Command Mode .................................................9-15
9.5 Error Messages in HP-GL Emulation Mode ..................................................9-16
9.6 The Cutting Results are Unsatisfactory .......................................................9-18
FC2250-UM-251-9370 v