Kramer Electronics RC-54DL - Manual (Page 7)

RC-54DL – Overview 5
3.2
10B
The RC-54DL KNET™ Auxiliary Control Panel Rear Side
Figure 2: RC-54DL Rear Panel
# Feature Function
1 RESET TO DEFAULT
Button
Disconnect the power and then connect it while pressing
the RESET TO DEFAULT button (using a small
screwdriver). The unit will power up and load its memory
with the factory default KNET ID auxiliary setting (ID=2).
This operation should be carried out by authorized Kramer
technical personnel or by a qualified system integrator, and
requires removal of the device from the wall by unscrewing the
four wall mount screws
2 PROGRAM (USB)
Connector
Connect to a computer for firmware upgrade or setting the
K-NET ID number
3 Power Supply 2-pin
Terminal Block Connector
Connect to power supply (when power is not supplied over
the K-NET)
Connect GND to GND, +12V to +12V
4 K-NET TERM Switch Slide to the left (in the direction of the arrow) for K-NET
termination, slide to the right up to leave bus unterminated.
The last physical device on a K-NET bus must be terminated
5 K-NET1 Connector Connect the GND pin to the Ground connection; pin B (-)
and pin A (+) are for RS-485, and the +12V pin is for
powering the unit
The ground connection is sometimes connected to the shield of
the RS-485 cable
6 K-NET2 Connector Connect the GND pin to the Ground connection; pin B (-)
and pin A (+) are for RS-485, and the +12V pin is for
powering the unit
The ground connection is sometimes connected to the shield of
the RS-485 cable
7 Ring Tongue Terminal
Grounding Screw
Connect to grounding wire (optional), (see Section 5 )