Siemens LMV51 Series Basic Documentation page 223

Error Diagnostic Device
code code
61 # BU
61 01 BU
61 02 BU
61 10 BU
61 11 BU
61 12 BU
61 13 BU
61 20 BU
61 21 BU
61 22 BU
61 23 BU
70 # BU
70 01 BU
70 02 BU
70 03 BU
70 04 BU
Siemens Building Technologies Basic Documentation LMV5...
HVAC Products 16 Addendum 1: List of fault status messages of LMV5... system
Display
Internal Fault Basic Unit Fault in connection with EEPROM ini-
tialization
Internal Fault Basic Unit Fault during initialization of EEPROM
Internal Fault Basic Unit Number of write attempts exceeded
Internal Fault Basic Unit EEPROM was busy when accessed
Internal Fault Basic Unit Comparison of EEPROM and RAM area
revealed dissimilarity
Internal Fault Basic Unit Page area of EEPROM exceeded during
write process
Internal Fault Basic Unit Access conflict µC1 <> µC2 (aritation)
Internal Fault Basic Unit Fault when calling the "ParAccess()"
function
Internal Fault Basic Unit Written EEPROM block unequal RAM
block
Internal Fault Basic Unit
Internal Fault Basic Unit Matching fault µC1, µC2 when saving the
error page
Internal Fault Basic Unit Fault during restoring of lockout informa-
tion
Internal Fault Basic Unit When reading from EEPROM (initializa-
tion)
Internal Fault Basic Unit When test writing in the initialization
Internal Fault Basic Unit No write access to error page in init.
Internal Fault Basic Unit Rep. counter "Internal fault" has elapsed
Meaning for the LMV5x system
CRC of page is faulty
Troubleshooting
Reset the unit.
! Caution ! If fault occurred during parameterization: Check
the parameters changed last.
If fault cannot be rectified by the reset: Restore AZL... pa-
rameters.
Otherwise, replace defective basic unit
*1)
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CC1P7550en
13.08.2004