Canon iPF780 Series Service Manual page 248

- Press key to exit the CA certificate expiration date display screen and go back to the top of [VALIDITY] menu.
* If the CA certificate is deleted, the screen below will appear.
- Press key to exit the CA certificate expiration date display screen and go back to the top of [VALIDITY] menu.
7) Deleting the CA Certificate [CA-KEY]
For the secure communication between the device (e-RDS) and the UGW, an authentication technology from a certification authority is used. A license has been
issued from the certification authority. For this reason, the devices are shipped with the CA (Certificate Authority) certificate enabled in advance to prove the license
obtained.
The device (e-RDS) uses this CA certificate to communicate with the UGW, thus CA must not be deleted.
Therefore, usually, the setup is not necessary.
* If you delete the CA certificate under a special instruction, perform the following procedure.
(1) In service mode, referring to the "Service Mode Menu Tree", go to [CA-KEY] menu using
(2) Choose between YES/NO using
- Press [OK] key, and "=" will appear and the initializing process will begin.
[NO]: Do not delete the CA certificate. Default value is [NO].
[YES]: Delete the CA certificate.
V A L I D I
N O T I
C A - K E Y
N O
and keys, and press [OK] key to set.
C A - K E Y
= Y E S
T Y
N S T A L L E D
F-7-61
key and
F-7-62
F-7-63
key.
Chapter 7
7-35