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Settings and Adjustments
Configuring the device on a PC
4
■ Option Relay Control Authentication Key
Sound Settings You can select tones for output terminals.
• Door Release: Configure the tone heard 
when relay output is performed to release 
the electrical lock.
• Relay Control (start): Configure the tone 
heard when relay output starts via 
optional relay.
• Relay Control (end): Configure the tone 
heard when relay output stops via optional 
relay.
• None
• Call Pattern 1
• Call Pattern 2
• Call Pattern 3
• Call Pattern 4
• Call Pattern 5
• Call Pattern 6
• Tremolo Sound
• Busy Response Tone
• On Hold
• Operation Sound
• Error
• Pre Tone 1
• Pre Tone 2
• Pre Tone 3
• Communication End 
Pretone
• Call Queue Notification
• Waiting Reply Tone
• Select from the audio 
sources registered in 
“Custom Sound Registry 
(→page 169)”.
Door Release: 
Operation Sound
Relay Control (start): 
None
Relay Control (end): 
None
Important
• Configure the authentication key using 1 to 4 digits if the electrical lock connected to this device will be released by operating 
IX-MV.
• Configure a different authentication key for each output terminal (the same key cannot be configured.)
• Configure a setting value for the authentication key that differs from the authentication key set in "Option Relay Control 
Authentication Key." If the setting value is the same, both functions might operate.
Note
• The "Authentication Key" is displayed as "●●●●●" in the Settings screen.
Entry Description Settings Default values
Option Relay Control 
Authentication Key
If "Option Relay Control (administrator setting)" 
is set to "Enable," and "Speed Dials / Favorites" 
- "TLS" on the station to control is set to 
"Enable," configure the key used to decrypt 
encrypted communication.
If this matches the "Option Relay Control Key" 
of the station performing the operation, the relay 
output can be controlled.
1 - 20 digits -
Note
• A single Option Relay Control Authentication Key can be configured for a station. It will be shared among multiple output 
terminals.
• The "Option Relay Control Authentication Key" is displayed as "●●●●●" in the Settings screen.
Entry Description Settings Default values