Kurzweil K2000 Service Manual page 17

SECTION
2
SETUPl.PUB 12/21/92
2
.
2
FUSES
WARNING: FOR CONTINUED PROTECTION AGAINST THE RISK OF
FIRE, REPLACE FUSES
ONLY WITH THE TYPE AND RATING SPECIFIED.
2
.
2.1
Fuse Replacement:
In
North
Aznerica
and other locations
where the AC supply voltage
is 1
—
-
120V/60HZ, replace the fuse only with
Type
AGC, x Fast-Acting, 250
Volt,
1
Amp fuse
as
per Figure 2.3
below.
Figure 2.3 - American
fuse
2
.
2.2 In Europe and other locations where
the
AC supply voltage
is
220
-
240V/50Hz,
there are two fuses
- wone on Line and
one on Neutral.
Either of these fuses
should be replaced only with
a
Type
GDB, 5mm
x 20mm,
Quick-Acting
(F),
Low-
Breaking Capacity, 250
Volt,
.50
Amp
fuse
as
per Figure
2.4 below.
Fuses
Figure 2.4 - European
fuse
NOTE: When preparing
the unit for use on
European or other
220
-
240V/50HZ AC
lines, the fusing
arrangement must be changed
in
order
to fully protect the
instrioment.
2.2.3
To change from
the
North American
to the European fusing
arrangement
NOTE: Refer to Figure 2.5 below
for details.
1.
Turn the unit off and remove the
AC line cord from
the AC power
connector.
2.
Remove the cover of the
fuse/voltage select compartment
using
a
small screwdriver or
similar
tool.
3.
Loosen the Phillips screw
2
turns
4.
Remove fuse block by sliding
up,
then away from the Phillips
screw, and lifting up from the
pedestal
5.
Invert the fuse block and install the
.50
Amp GDB
fuses in
both the upper
(Hot)
and lower
(Neutral) holders.
6.
Slide the fuse block back onto the Phillips head screw and
pedestal.
7.
Tighten
the Phillips
head
screw.
8.
Replace the cover.
Figure 2.5
-
North American to
European fuse conversion
2