MagnaTran 7.1 User’s Manual
Troubleshooting
MN-003-1600-00
Home Z Axis Related Issues
Brooks Automation
Revision 2.2
10-19
Z Home Axis Related
Issues
Command Failed Error
While Homing the Z Axis
Verify connection of the cable
between the Z Home Sensor PCB
and the Z Driver PCB
Was Issue Resolved?
Verify that the red light
(designated U2) of the Z Home
Sensor PCB illuminates when
the sensor (designated U1) is
blocked.
Did the Light Illuminate?
The Z Home Sensor PCB has failed
Verify that the Z Home Flag trips
the Z Home Flag Sensor when
the robot is homed
Did the Sensor Trip?
Reset the Z Home Flag, Limit
Switches, and Hard Stops
The Personality PCB has failed
The Z Driver PCB has failed
Was There Any
Movement in the Z Axis
When the Command Was
Issued?
Verify connection of the Z Motor,
the Z Brake, and the Z Encoder with
the Z Driver PCB
Was Issue Resolved?
Was Issue Resolved?
Verify the connection of the power
cable between the Z Driver PCB and
theTheta Driver PCB
Verify that the LED's (designated
DS1, DS2, and DS3) on the Z Driver
PCB are lit after homing in Z Axis
Are the LED's Lit?
Was Issue Resolved?
Was Issue Resolved?
CALL BROOKS
TECHNICAL
SUPPORT
DONE
Was Issue Resolved?
DONE
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
Figure 10-8: Z Home Axis Troubleshooting