Kramer Electronics PT-5R/T - Manual (Page 10)

PT-5T/R - Connecting and Using the PT-5T/R IR Extender/Repeater 7
6. Connect the PT-5T and the PT-5R together, using TP cable, via the RJ-45
connectors on the rear panel of both devices.
7. Connect the power adapter to the 5V DC connector on the rear panel of the
PT-5T or the PT-5R and to the mains electricity.
Note: Only one of the devices needs to be connected to a power adapter.
Figure 4: Connecting the PT-5T/R
4.3 Using the PT-5T/R IR Extender/Repeater
Use the remote control specific to the device to operate any of the devices
connected via infrared to the PT-5T and PT-5R. (Use the
machine’s original
remote control or a universal remote control.) The infrared signal from the remote
control is transmitted:

From the PT-5T to the device under control or

From the PT-5T to the PT-5R via the TP cable, and from there to the device
under control