Troubleshooting - Bosch INTEGRUS Installation And Operating Manual

INTEGRUS | Installation and Operating Manual | Troubleshooting
6

Troubleshooting

In this chapter a simple fault-finding guide is given.
This is intended to be used to remedy the conse-
quences of incorrect installation. If more serious faults
or problems arise the installer should contact a quali-
fied technician.
Problem
Transmitter display does not light up:
Transmitter indicates "no radiators":
Transmitter indicates "radiator fault":
Transmitter does not synchronise automatically
to the maximum number of channels in DCN:
Emergency contact 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:
Infra red receiver fails to function properly:
The charging indicator LED on the receiver is
blinking:
Receiver discharges very quickly:
Bad coverage:
Bosch Security Systems | 2003-02 | 3122 475 22011en
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.
• Ensure that the number of channels is set to automatic (using menu item 4B).
• Check whether a DCN interface module of version 01.05 or higher is used.
• Check that the emergency contact is connected correctly.
• Check that the auxiliary input mode is set to 'Mono + Emergency' (using
menu item 4H).
• 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.
• If disposable batteries are used, check whether the batteries have sufficient
capacity and whether they are inserted with the correct polarity.
• If a battery pack is used, ensure that the battery pack is fully charged.
• Ensure that the headphone is connected properly.
• Switch the receiver on and check whether the display indicates a channel.
• Ensure that the receiver picks up sufficient IR signal and check whether the
antenna symbol becomes visible.
• Check the receiver by holding it in front of the mini radiator of the transmitter.
• Ensure that the volume control is turned up.
• Set the transmitter in test mode and check whether the test tone is audible on
the receiver.
• If the test tone is not audible, do the same test with other receivers.
If all receivers do not work properly at that spot, check the coverage of the
system (see section 1.6).
• Check that the charging unit is used under the specified working conditions
(see technical data).
• Check that the receiver contains a battery pack which is connected correctly.
• Ensure that the receiver is at room temperature and re-insert the receiver in
the charging unit.
• If the charging indicator starts blinking again, replace the battery pack and
check whether the problem is resolved.
• Replace the battery pack and check whether the problem is resolved.
• Do the tests as described in section 1.6.
en | 44