TROUBLESHOOTING
ERROR MESSAGES
5 - 8
FIELD DEVICE
EPROM
CHECKSUM ERROR
AVS
BCN
EQN
TBN
Abnormal power up
occurred.
Remove power from the field device and
reapply.
Program chip on micro-
computer board is bad.
Replace microcomputer board. Refer to
repair/replacement section of the appro-
priate product instruction for procedures.
Configuration has been
lost or corrupted.
Resend the configuration.
FIELD DEVICE
INPUT
OVER RANGE
AVS
BCN
EQN
EQS
Input out of range.
Reduce process input, or configure
proper limits. To verify proper limits use
to view the limits.
PTS
Input greater than cell
specification.
Reduce input pressure.
FIELD DEVICE
INPUT
UNDER RANGE
PTS
Input less than cell
specification.
Increase input pressure.
AVS
EQS
Input value too low.
Increase process input, or configure
proper limits. To verify proper limits use
to view the limits.
FIELD DEVICE
INTERNAL
REFERENCE
FAILURE
AVS
BCN
EQN
EQS
XM/SM/
XE
Reference problem on
circuit board.
Check connections. Replace electronics
assembly. Refer to repair/replacement
section of the appropriate field device
instruction.
PTS
Reference problem on
circuit board.
Replace amplifier assembly. If problem
still exists, replace cell and characteriza-
tion board. Refer to the repair/replace-
ment section of the appropriate PTS
instruction.
FIELD DEVICE
MAIN INPUT
FAILURE
BCN
EQN
TBN
Sensor failure.
Check input board connections. Refer to
repair/replacement section of the appro-
priate product instruction.
Input board failure.
Replace input board. Refer to repair/
replacement section of the appropriate
product instruction.
FIELD DEVICE
MICROCOMPUTER
HAS BAD EEPROM
BCN
EQN
TBN
Microcomputer cannot
retain configuration and
calibration data.
Replace the microcomputer board. Refer
to repair/replacement section of the
appropriate product instruction.
Table 5-2. STT04 Error Messages for ABB FSK Devices
(continued)
Message
Affected
Device
Probable Cause
Corrective Action
GET CONFIG
GET CONFIG