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8 Error Codes
If an error condition is detected that prevents the tool from running, a fault code will appear on the LED
display. Any active faults are also displayed on GUI RUN screen. Fault history can be viewed in the
Controller Error Log.
Gen4 Common Hardware Fault Codes
Code
Fault Type
Description
Possible Causes
FH17
1.8vdc MB out of
tolerance
Main board 1.8 bus voltage
exceeds electrical limits
•
Faulty Controller main board or
other Controller electronics
FH18
1.8vdc SOM out of
tolerance
System on Module 1.8 bus
voltage exceeds electrical
limits
•
Faulty Controller main board or
other Controller electronics
FH19
3.3vdc out of
tolerance
Main board 3.3 bus voltage
exceeds electrical limits
•
Faulty Controller main board or
other Controller electronics
FH20
5vdc out of
tolerance
5 Volt bus voltage out of
range
•
Faulty power supply or wiring
•
Faulty Controller main board or
other Controller electronics
FH21
9vdc out of
tolerance
9 Volt bus voltage out of
range
•
Faulty power supply or wiring
•
Faulty Controller main board or
other Controller electronics
•
Faulty tool cable
•
Faulty tool electronics or wiring
FH22
24 volt level low
24 Volt IO power not
detected
•
Faulty power supply or wiring
•
Short or other problem with
external connections to the 24Volt
IO port.
FH23
Controller temp
high
Controller’s internal
temperature exceeds limit
•
Ambient air temperature exceeds
rating of Controller
FH24
+15vdc out of
tolerance
+15 Volt bus voltage out of
range
•
Faulty power supply or wiring
•
Faulty Controller main board or
other Controller electronics
•
Faulty tool cable
•
Faulty tool electronics or wiring
FH25
–15vdc out of
tolerance
–15 Volt bus voltage out of
range
•
Faulty power supply or wiring
•
Faulty Controller main board or
other Controller electronics
•
Faulty tool cable
•
Faulty tool electronics or wiring
FH32
Processor Fault
RTOS processor not
communicating with the
Application processor
•
Faulty mainboard electronics
•
RTOS processor firmware
corrupted or not loaded
•
Faulty SOM board or connector
