8.3. Troubleshooting
Error code
What has happened
Possible cause
Where to find the cause
11
After the product selection the
capsule did not fall into the brew
unit within a timeout of 1 sec.
(only after the 5th attempt)
The alarm can be reset by
switching the machine o
ff
The capsule is deformed and/or
not up to standard
Replace the capsule with a new
one and/or up to standard
The release unit is broken or
malfunctioning
The mechanism of the release
unit is broken or blocked
Release unit overheating
The Triac on the power board is
broken
CPU board is broken
The wiring is interrupted
12
Zero Crossing miss
The alarm can be reset by
switching the machine off
Unsuitable net frequency
(Neither 50Hz, nor 60Hz)
Check the electric net
Unspecified voltage
(Too low)
Check the electric net
The power board is broken
Power board
The CPU board is broken
CPU board
13
Problem with capacitive
keyboard
Capacitive keyboard
The fault is on one of the two
capacitive keyboards
Wires that connect the keybo-
ards to the CPU board
This chapter indicates the troubleshooting procedures to follow when a fault is signalled by the machine.
30
Manual code 10083445 / Rel. 0.00 / April 2010
Maintenance manual for technical assistance LB 2300-2301-2302-2311-2312
