Product failure and exclusion
Fault phenomenon
an examination
exclude
Display does not show
Display address code, host settings
Check whether the address is set in the host's "Display Settings" and adjust the code switch
Caller cannot call number
Caller login status
Press "backspace" key, enter the window number to log in again
No caller display
Connection module and connection line
Insert the plugs and replace the disconnected or short-circuited connection module or cable
No machine ticketing
Whether the printer is out of paper
Remove shreds and reload paper
Individual number skips uncalled numbers
Improper use of caller method
Do not call the number again before the station is not completed
Fire Elevator,Fireman Elevator,Fireproof Elevator,Fire Service Elevator
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