Siemens SIMATIC S7-300 Manual page 306

Troubleshooting
Table 11-8 General data errors, machine data errors, traversing program errors, continued
Cl. No.
General data errors
4 (04) 121 (79) Incorrect DB type in the module
Cause
Effect
Elimina-
tion
4 (04) 122 (7A) DB type or DB no. already exists
Cause
Effect
Elimina-
tion
4 (04) 123 (7B) NC program number already exists
Cause
Effect
Elimina-
tion
4 (04) 124 (7C) Parameter "Save" incorrect
Cause
Effect
Elimina-
tion
4 (04) 125 (7D) DB memory filed
Cause
Effect
Elimina-
tion
4 (04) 126 (7E)
Allowable program length exceeded
Cause
Effect
Elimina-
tion
4 (04) 127 (7F) Writing parameters/data is not possible
Cause
Effect
Elimina-
tion
Cl. = Detail event class, No. = Detail event number, CBS = checkback signals, DB = data block
Note: Value (xx) = Hexadecimal notation of the error number
11-26
Error message,
error analysis and elimination
Error response: "Warning" see Table 11-2
An incorrect type of DB has been transmitted into the FM 354
DB does not become effective and is stored non-retentively
Delete DB, correct and retransmit
DB type already exists
DB does not become effective and is stored non-retentively
Delete corresponding DB prior to transmission
NC program number already exists
DB does not become effective and is stored non-retentively
Prior to transmission, delete corresponding DB with the program
number
Coding not 0 or 1
DB does not become effective and is stored non-retentively
Coding not 0 or 1
The available memory is assigned
DB does not become effective and is stored non-retentively
Delete unnecessary programs (DBs) or compress memory by way
of parametering interface
Number of blocks too high
DB does not become effective and is stored non-retentively
Correct program and retransmit
Axis does not come to a stop
Parameters/data do not become effective
Stop axis
Message/
Display
CBS
or
DB DB
CBS
or
DB DB
CBS
or
DB DB
CBS
or
DB DB
CBS
or
DB DB
CBS
or
DB DB
CBS
or
DB DB
FM 354 Servo Drive Positioning Module