4-52 
 
3. Select [Activate]. If the entered activation code is correct, a prompt message is 
displayed as shown below. 
 
4. Select [Ok] to restart the anesthesia machine so as to activate the new configuration. 
 
NOTE 
z  Powering off the anesthesia machine before the message [Function activation 
completed! Please restart the anesthesia machine to activate the function.] is 
prompted can damage the BIOS program on the main control board. 
z  After activation success is promted, restart the anesthesia machine to activate both 
the existing and new paid configurations after software upgrade.   
 
4.4.2.3 Commonly-encountered Problems and Recommended Actions 
Failure description  Possible cause  Recommended action 
After activation, restart the 
anesthesia machine. The 
main control board buzzes 
long, resulting in restart 
failure. 
During activation, the 
anesthesia machine is 
powered off or turned off 
before activation success is 
prompted, which damages the 
BIOS program on the main 
control board. 
Return the main control board to 
factory for repair. 
Invalid activation code is 
prompted. 
The activation code is entered 
improperly or the activation 
code itself is wrong. 
1. Check that the activation code 
entered is same to that provided by 
the factory. 
2. If the activation code is entered 
correctly and invalid activation 
code is still prompted, send the 
machine ID, existing configurations 
and the configurations to be added 
to the factory for confirmation.