Faultfinding Guide - Bosch Integrus Operation Manual

Language Distribution System
10.2

Faultfinding guide

In this section a simple fault-finding guide is given. This is intended to be used to remedy the
consequences of incorrect installation. If more serious faults or problems arise the installer
should contact a qualified technician.
Problem
Transmitter display does not light up: –
Transmitter indicates "no radiators":
Transmitter indicates "radiator fault": –
Transmitter indicates "no network":
Transmitter indicates "network
error":
Transmitter does not synchronize
automatically to the maximum
number of channels in DCN:
Emergency contact on the
transmitter does not work:
Red LED flashes and amber LED is on
of one or both IRED panels of a
radiator:
Both red LED and amber LED are on
of one or both IRED panels of a
radiator:
Bosch Security Systems B.V.
Actions
Check that the mains supply to the transmitter
is connected and that the transmitter is
switched on.
– Ensure that connections to all radiators have
been made correctly and that each radiator's
mains supply is connected and switched on.
Ensure that connections to all radiators have
been made correctly and that each radiator's
mains supply is connected and switched on.
– Examine the radiator LEDs.
– Check that the optical network is connected
correctly.
– Check that the control unit of the DCN Next
Generation conference system is switched on or
disable the network mode (menu 4B).
– Enable the network mode (menu 4B) or
disconnect the transmitter from the optical
network.
– Ensure that the number of channels is set to
automatic (using menu item 4B).
– Check that the emergency contact is connected
correctly.
– Check that the audio is connected according to
the selected auxiliary input mode (menu 4I).
– Check, when the network mode of the
transmitter is enabled, that the transmitter can
connect to the optical network.
– IRED panel is in temperature protection mode.
Check that the natural airflow around that
radiator is not obstructed. If not so, replace the
radiator.
– IRED panel malfunctions and the radiator
should be replaced.
Operation manual
Troubleshooting | en 73
2013.11 | V1.4 |