L 60 Charger - Sennheiser Digital 9000 Instruction Manual

If a problem occurs ...
112 | Digital 9000

L 60 charger

Problem Possible cause
1
The LED does Charger is not
not light up connected to the
mains
Cascaded L 60
chargers are not
correctly connected
to one another
More than four
chargers are
cascaded
Unstable voltage of
the mains unit
Mains unit or mains
cable is defective
No contact with the
accupack
Contacts of the
accupack or contacts
of the charging
compartments are
dirty
Accupack is
defective (overaged
or defective
rechargeable
battery cells)
1
The LED flashes Wrong accupack/
red individual
rechargeable
batteries/batteries
(primary cells) have
been inserted
Accupack
temperature is too
low or too high/
air humidity too
high
Accupack is
defective (overaged
or defective
rechargeable
battery cells)
If a problem occurs that is not listed in the above table or if the problem
cannot be solved with the proposed solutions, please contact your local
Sennheiser partner for assistance.
Possible solution
Check if the L 60 is
connected to the NT 3-1
mains unit and if the mains
unit is connected to the
mains (see page 102).
Check if a maximum of four
L 60 are correctly connected
to one another (see page
46).
Replace the defective mains
unit or mains cable with a
new one.
Insert the accupack correctly
into the charging
compartment (see page
102).
Clean the charging contacts
of the accupack and of the
charging compartments
(see page 107).
Replace the defective
accupack with a new one.
Only charge BA 60 or BA 61
accupacks with the L 60
charger.
Always recharge the
accupack within the
operating temperature range
and the air humidity range
stated in the specifications
(see page 122).
Replace the defective
accupack with a new one.