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11 VISSONIC ELECTRONICS LIMITED
2.2 Extension Main Unit VIS-EXM
The extension main unit is used to extend the system to connect more delegate/chairman units.
Figure 2.3 Front and side view of VIS-EXM
1.
Loop Through Chains
-Connect with processor unit/last extension unit and next extension unit.
2.
Repeated Chains
-Provide 4 channels for delegate/chairman units.
3
Power indicator
--Indicate status of the power inlet connection.
4.
Power inlet
-- Connect the extension unit with power cable.
