Roland TR-505 Owner's Manual page 5

Memory
Back-up
The TR-505
features
memory
back-up
system
that
retains
the data even
when
switched
off.
A
set of bat-
teries
supports
its
back-up
circuit.
Be
sure
to
keep the batteries securely
connected even
during
AC
operation.
Always
replace
with
a
complete
set
of
new
batteries
once
a
year no
matter
how
rarely
you have used the
unit.
I
Remove
the battery
cover
on
the
bottom
of
the
unit.
Change
the batteries
with the
TR-505
switched
off.
If
the
unit is
not to
be used
for
long periods
of
time,
please
save the data on
a
tape
or cartridge
then switch
it
off
and remove
the batteries,
otherwise
various trou-
bles
may
be caused by battery leakage.
Please observe the following "Battery
Replacement".
Please be sure
that
the
polarities of
the
batteries
are
correct.
When
the
Tempo
Indicator's flashing
is
dimmer
or
the
sound and
action of
the
unit
are unstable,
immedi-
ately replace the batteries.
Initialization
explained
on page
2
is
not
necessary
after replacing
the
batteries.
Battery
Replacement
Please
save
the data
in
memory
on
a cartridge or
tape
to
prevent accidental loss of
memory
during battery
replacement.
Use
six
1.5V (UM-3) batteries.
®
Remove
the
batteries
from
the battery case.
®
Place a
new
set of batteries taking care of the polar-
ities.
'
Replace the
battery cover.
®
Make
sure that the
TR-505
is
turned
off.
POWER
ON