Mitsubishi Electric Q26UD(E)HCPU User Manual page 358

Error
Error and cause
code
[CAN'T ACTIVATE]
The specified license key is incorrect.
■Collateral information
• Common information: -
2999
• Individual information: -
■Diagnostic timing
• When instruction executed
*1 The operating status of the CPU module after an error has occurred can be set in parameter. (LED indication changes
according to the status.)
*2 The operating status of each intelligent function module after an error has occurred can be set in parameter (stop or
continue).
*3 Built-in Ethernet port QCPU and Built-in Ethernet port LCPU
356
Corrective action
Check the license key and specify correct
one.
LED status, Corresponding
CPU status
RUN:Off
ERR.:Flashing
LCPU
CPU Status:Stop
CPU