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14 Error Display and Troubleshooting
14.1 System Errors
If you detect that the sequence controller AST6 is defective, then send it to DEPRAG.
Under no circumstances should you try to find or remedy an electrical fault.
14.1.1 Screwdriver
Number Meaning Troubleshooting
-- Screwdriver not found Insert a screw before you switch the AST6 on.
001 Temperature too high
Check the screw process and adapt if required. If
necessary please contact DEPRAG Service.
002 Temperature sensor defect
003
Checksum error 1 in EEPROM (repairable
via the main controller)
004 EEPROM not writable (not repairable)
005
Checksum error 2 in EEPROM (not
repairable)
006 Checksum error in RAM
007 Checksum error in FLASH
008
EEPROM error: Maximum amount of
screwing cycles reached
Troubleshooting not possible
Table 17: System errors regarding the screwdriver
14.1.2 Power Unit
Number Meaning Troubleshooting
-- Power unit not found
Switch off the AST6 and then switch it on again. If
the fault remains, please contact the DEPRAG
Service Department.
101 Position indicator index signal not found
102
QEP position indicator signal missing or
wrong
103 Initialization error, spindle free?
Please ensure that the
drive of the EC screwdriver
can be turned freely. Restart the AST6.
104
Loading error of capacitor, power unit
damaged.
105
External watchdog or over current fault in
power unit
Please contact DEPRAG Service.
106 Temperature too high
Check the fitting process and adjust it if necessary.
If required, consult the DEPRAG Service
Department.
107 range error
108 low voltage
117
RAM error or set-up information / adjusting
values in flash not readable.
118 5V supply error
119 3.3V supply error
121 Supply voltage error
122 Driver supply nominal 14 Volt error
127
The directory of the flash file system could
not be read
128
A system file could not be found in the
Flash file system
132
Trial to write onto the write-protected Flash
area
133 The external 24 Volt supply is in overload
134
The 8V supply for the internal as well as
the screwdriver logic is faulty.
135
Power amplifier of the motor control is
defective.
Please contact DEPRAG Service.
Table 18: System errors regarding the power unit
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