Siemens LMV 5 Series, Technical Instructions, Page: 231 / 374

7-3: Complete Error Code List
Error
Code Diag.
Code
Device Display Meaning for the LMV5x System Corrective Action
01 01 ROM error
Any # RAM error
01 RAM error in register bank 0 (LMV51...)
02 RAM error in IDATA area (LMV51...)
03 RAM error in XDATA area (LMV51...)
04 RAM error of variables used
05 RAM error variable consistency
06 RAM error reading back test pattern
07 Error RAM test code run
Any #
Error in connection with data comparison (internal
communication) between µC1 and µC2
01
Timeout during program run synchronization prior to data
transmission
02 Timeout during data transmission
03 CRC error during data transmission
05 Timeout during program run synchronization with initialization
10 Error counter "Flame intensity outside tolerance" has elapsed
Check flame detector signal. If ok, and fault re-occurs,
replace LMV5
11 Error counter "Target phase unequal" has elapsed
12 Error counter "Reset-lockout input unequal" has elapsed
40 Fuel train unequal
41 Relay control word unequal
42 ROM-CRC signature unequal
43 Phase unequal
44 (Key + main loop counter) unequal
04 - Unsuccessful synchronization of the 2 µCs
Fault with Base Unit (LMV5)
02
If fault occurs continously, replace LMV5.
03
LMV5
Internal Fault
Basic Unit
If fault occurs sporadically, reduce electrical noise.
If fault occurs continously, replace LMV5.
Section 7 Page 23 SCC Inc.
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