~25~
E07 Code in use - The opening code already exists
E08 Existing key - The proximity key has already been saved
E09 No space for key - Proximity key memory is full
E10 No key - Proximity key is not saved
E11 Line in use - The uniphone line is in call mode with a subscriber
E12 Wrong code - Wrong opening code
E13 Invalid administrator code - Invalid passcode or panel serial number has been entered
E14 Short circuit of uniphone line - Voltage of uniphone line below 3V
E15 Codes do not match - When changing the installer passcode, different passcodes have been given in two
steps
E17 Number out of panel range - An attempt to select a subscriber that is outside the selection range set in the
panel
8.3. RS-485 monitor
In the case of expanded intercom systems, a network monitor can be used to facilitate start-up and diagnostics. Such
a device connected at any point of the intercom system to the SERA and SERB lines allows for viewing all commands
with descriptions and create logs.