KT&C KVR-0412H - Manual (Page 193)

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12. SERIAL IN (POS)
12.1 Usage of Serial-In Function
 Enables to record/search/display all transactions on monitoring screen by connecting POS/Cash Register.
 User can choose the data whether to record/display on their taste without limitedly designated protocols.
12.2 Connection Method
 Four ATM/POS channels are available as a default.
 Connect the USB slot of DVR by using USB to RS-232 Converter Cable and it is available to connect up to 4 serial-in
devices by using the converter.
 Applicable converters as follows
- FTDI chipset included converter
- Prolific PL2303 / PL2303X / PL2303HX chipset included converter
- Winchiphead chipset included converter
 When using a converter, please connect USB slot of DVR first, then restart in order to the DVR recognizes the USB
converter.
 When using a multi-converter, the port recognizes as Number 1 as its shortest line of converter consequently.
 When using both single and multi-converters, single converter is recognized as Port Number 1.
NOTE
It is available to connect 1 Serial-In application without additional option.
This function is only supports English alphabetical characters.
The maximum extension length for RS-232 cable is 15 meters approximately.
12.3 Connection Diagram
 Users can connect RS-232 port to USB port at front/rear of DVR by using a converter.