Siemens SIMATIC S5 Manual page 288

O: not
F 255. used
F 255. ~ : binary/BCD conversion not pxsible (with BA66)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
continuation on page 25
user data block number not allowed
F 255.3: the specified data block does not exist, it is too short
or the parameter DWNR is greater than 241
if DWNR = 165: DWNR is within the working area of FB165
4:
F 255. the specified interface does not exist
5:
the specified parameter BA is not permitted
F 255.
F 255. G:
F 255. 7': parameter assignment error of RECEIVE-ALL or FETCH
F 254. 0: not used
F 254. 1 : error message from the interface when entering data
F 254. z: error message of the interface when outputting data
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
F 254. 3: not used
used
F 254. q: not
F 254. s: not used
6:
F 254. not used
F 254. 7; not used
Troubleshooting
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RECEIVE ALL
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I
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7-21