Panasonic VL-V901 Series Installation And Operating Instructions Manual page 72

5. Programming
5.6.3 Extension box DIP switch settings when using multiple control boxes
For systems that support enhanced features version 2 or later (page 92)
Connect a PC to the control box and install the setting information of the PC setup tool to the lobby station.
When multiple control boxes (max. of 4) are connected to an extension box, the following patterns of DIP switch
settings are used depending on which control box is used to connect with a PC.
DIP switch pattern "1" - "4": indicates the 1st to 6th lobby station within the lobby station group
DIP switch pattern "5" - "7": indicates the number of the control box to be connected to the PC
DIP switch
ON
OFF
1 2 3 4 5 6 7 8
ON
OFF
1 2 3 4 5 6 7 8
ON
OFF
1 2 3 4 5 6 7 8
ON
OFF
1 2 3 4 5 6 7 8
*1 Follow the settings in 5.6.2 Extension box DIP switch settings (Page 71) for the "1" - "4" DIP switch patterns of
the 2nd to 6th lobby stations connect to the extension box.
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Example where lobby station 1 is configured from
*1
each control box 1-4
From control box 1 to 1st lobby station
From control box 2 to 1st lobby station
From control box 3 to 1st lobby station
From control box 4 to 1st lobby station