Troubleshooting - Bosch JUNKERS MB LAN Mode D'emploi

Used appliances
Used appliances contain valuable materials that should be recycled.
The various assemblies can be easily dismantled and synthetic materials
are marked accordingly. Assemblies can therefore be sorted by
composition and passed on for recycling or disposal.
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Troubleshooting

For information on troubleshooting the router or
smartphone, see the relevant manufacturer's
instructions.
The indicator shows the operating condition of the module.
ON/OFF
indicator Possible cause
Constantly Power supply
OFF interrupted.
Power supply unit
cable not connected to
module.
Power supply unit
faulty.
Constantly When commissioning
red or restoring factory
settings: Neither BUS
nor LAN connection
available.
Otherwise: internal
fault
Flashing LAN cable not
red connected.
Router is switched off. B Switch router on
DHCP is disabled.
Manually set MAC filter
prevents IP address
being issued.
No IP address available
for the module.
LAN cable faulty.
Alternating BUS and LAN
red and connection separated
green after commissioning.
Table 4 Fault table
MB LAN – 6 720 802 641 (2012/08)
6 720 647 836-01.1o
Remedy
B Switch ON power supply.
B Make connection.
B Replace power supply unit.
B Disconnect module from
power supply.
B Make BUS and LAN
connections.
B Recommission module.
B Replace module.
B Make LAN connection.
1)
.
1)
B Enable DHCP at router .
B Set MAC filter for the MAC
address printed on the
enclosure ( Fig. 10, [1],
page 33).
1)
B Check router configuration
B Replace LAN cable.
B Disconnect module from
power supply.
B Make BUS and LAN
connections.
B Recommission module.
ON/OFF
indicator Possible cause
Constantly LAN connection
orange established; no access
to Junkers server via
internet.
Flashing Heat source switched
green off.
Module not connected
to BUS system.
Maximum cable length
for BUS connection
exceeded.
Short circuit or cable
break in the BUS
connection.
Constantly No faults.
green
Table 4 Fault table
1) See manufacturer's instructions.
Faults with effects on the App function are also shown on
the App (e.g. no connection with the XMPP server, no
connection with the MB LAN, incorrect password, ...).
.
Troubleshooting
Remedy
B Disconnect module from
power supply for 10 seconds
and recommission it.
-or-
B Establish internet
1)
connection .
-or-
B If internet access for the
router is periodically blocked,
1)
remove the timeout .
-or-
B Open ports 5222 and
1)
5223 .
B Switch ON heat source.
B Make BUS connection.
B Make shorter BUS
connection.
B Check BUS connection and
repair if required.
Standard operation.
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