Vivotek IP2112 - Manual (Page 21)

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“Standard×2” and “Double”. “Half×2” consumes the same bandwidth as “Half” but
has the same size with “Standard”. Of course the visual effect is worse than “Standard”.
“Standard×2” compared to “Double” is similar to the case. “Half×2” is especially suits
in the low bandwidth environment like a dial-up network. To fit into the small image area,
timestamp will be skipped in “Half” and “Half×2” modes.
System configuration
There is a button or text link in the left side of the system configuration that only appears
in administrators’ main page.
External digital output control
There may be two remote control buttons for the each digital output on the main page.
If there are external devices attached to the digital output, administrators or permitted
users can click on
to short “Common” and “Normal Open” pins of the digital output
or click on to short “Common” and “Normal Close” pins of the digital output. To
know more about the digital output for external devices, refer to the rear panel
introduction of the Chapter Physical Description.