Bosch Junkers MB LAN Notice D'installation page 13

ON/OFF indicator Possible cause
Flashing red LAN cable not
connected.
Router is switched off. ▶ 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 red and BUS and LAN
green connection separated
after commissioning.
Constantly orange LAN connection
established; no access
to Junkers server via
internet.
Flashing green Heat source switched
off.
BUS Initialization lost
Module not connected
to BUS system.
Maximum cable length
for BUS connection
exceeded.
Short circuit or cable
break in the BUS
connection.
Constantly green No faults.
Table 9 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, ...).
MB LAN – 6 720 805 489 (2013/01)
Remedy
▶ Make LAN
connection.
1)
.
▶ Enable DHCP at
1)
router .
▶ Set MAC filter for the
MAC address printed
on the enclosure
( Fig. 13, [1],
page 64).
▶ Check router
1)
configuration .
▶ Replace LAN cable.
▶ Disconnect module
from power supply.
▶ Make BUS and LAN
connections.
▶ Recommission
module.
▶ Disconnect module
from power supply
for 10 seconds and
recommission it.
-or-
▶ Establish internet
1)
connection .
-or-
▶ If internet access for
the router is
periodically blocked,
remove the
1)
timeout .
-or-
▶ Open ports 5222
1)
and 5223 .
▶ Switch ON heat
source.
▶ Resetting personal
settings.
▶ Make BUS
connection.
▶ Make shorter BUS
connection.
▶ Check BUS
connection and
repair if required.
Standard operation.
Troubleshooting
13