Kramer RC-53DLC [11/20] Figure 4 defines the rc 53dlc rear panel for the european version

RC-53DLC - Overview

Figure 4 defines the RC-53DLC rear panel for the European version.

Figure 4: RC-53DLC European Version– Rear Panel

Feature

Function

Program USB Connector

Connect to a computer for firmware upgrade

When the unit is connected via K-NET to a Master

Room Controller, you can upgrade the firmware via

the USB or ETH ports of the Master Room Controller

Grounding Screw

Connect to grounding wire (see Section 3.2)

RS-232 Terminal Block

For factory use only

K-NET Terminal Block

Connect the GND to the Ground connection,

connect B (-) and A (+) to RS-485, and connect

+12V to +12V on the companion unit

The ground connection is sometimes connected to the

shield of the RS-485 cable (in most applications, it is

not connected)

K-NET Terminal Block

PROG Switch

For technical support use only (should be set to the

right in the direction of the arrow for normal

operation)

K-NET TERM Switch

Slide downwards (in the direction of the arrow) for

K-NET termination, slide upwards to leave bus

unterminated. The last physical device on a K-NET

bus must be terminated

You can reach the KNET termination switch by

inserting a small screwdriver into the gap between the

rear panel PCB and the metal rear panel cover.