6 of 271
User Interface Harness 193
X/Y Home Harness 195
Bearing Block Assemblies 197
X-Beam Assembly 199
X-Carriage Assembly 201
X-Drive Cable Removal 203
X-Drive Cable Installation 205
X-Drive Motor Replacement 209
X-Home Optical Switch Assembly Replacement 212
X/Y Home PCB Replacement 214
Y-Drive Belt Replacement 216
Y-Motor Assembly 218
Troubleshooting 220
Grabber Function Test 221
Final Functional Tests 223
Optical Sensors Test 225
Power Supply Test 226
Servo Motor Resistance Test 229
Stepper Motor Resistance Test 230
Servo Motor Resistance Test 231
Troubleshooting Stepper Motors 232