DNV VacuDAP 2002 - Troubleshooting and Error Codes; Error Codes and Troubleshooting Guide

Operation Manual
VacuDAP 2002
2002BA01e.DOC / 22.07.2004 21 of 22
5 Troubleshooting
5.1 Error codes and troubleshooting
Error code Meaning Hints for troubleshooting
Last digit flashing
• Warning state (TEST
ACT
value
outside tolerance range without
affecting MEASURE function)
• Call TEST function again after stabilization time
ERR: 0
• No signal from measuring chamber
• No supply voltage
• Signal line defective
• Check signal line between measuring chamber and
display unit
• Connect measuring chamber directly (without signal
line) to the display unit; repeat TEST function
ERR: 10
• Chamber voltage failure
• Measuring chamber defective
• Measuring chamber must be repaired
ERR:xxxx
• TEST
ACT
out of tolerance range • Check if the TEST value in the calibration certificate
agrees with parameter
TEST_VAL (see 3.3.9,
Changing of parameters).
• Check if correct chamber type is set
• Repeat TEST function after drying the measuring
chamber (at max. 50°C)
• Measuring chamber must be repaired
ZC-ERROR
•
Reset
was pressed during exposure
• Chamber leakage current too high
• Repeat
Reset
without irradiation
• Repeat RESET function after drying the measuring
chamber (at max. 50°C)
• Measuring chamber must be repaired
OVERFLOW
• Measuring range is exceeded
(DAP > 99 999 999 mGy*cm² )
• Press
Reset
BAD TYPE
• Wrong printer type selected • Check if parameter PRINTER agrees with one of the
values in table 4:
PRINTER parameters (see 3.3.9,
Changing of parameters).
Display
flashing
• Max. DAP power level is exceeded
(see annex: data sheet of ionization
chamber)
• !!! Indicated value is lower than actual value !!!
• Check if correct chamber type is set
• Press
Reset
Table 8: Error codes
5.2 After-sales service and repairs
In the case of malfunctions, only the manufacturer or authorised after-sales service personnel are
entitled to do any diagnostic and, where necessary, repair work on the system. The maintenance
instructions required for the purpose will be made available to them.
If defective systems or components must be returned to the manufacturer, they should be sent in their
original or equal packing and together with a description of the defect.