Maintenance - Kenwood FC-757 Instruction Manual

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7.

MAINTENANCE

C A U T I O N
Be sure to disconnect the power cable f r o m the
socket, before conducting the following
1.
Fuse replacement
When the fuse is broken, check w h a t caused it
and remove the fuse.
If the power supply voltage is 100V to 120V,
use a slow-blow fuse w i t h the rating
0.25A/250V for
replacement.
If the power supply voltage is 220V to 240V, use
a slow blow fuse w i t h the rating of 0.125A/250V
f o r
replacement.
The broken fuse should be replaced w i t h a new in
the following manner.
• Remove the fuse hold on the real panel w i t h a
minus driver.
• Replace the broken fuse w i t h a proper fuse.
2.
Change in power supply voltage
If a different-level
be applied to the product,
operation.
- voltage selector (labeled a s L I N E V O L T A G E
©
its
Bear in mind t h a t voltage change results requires
a new f u s e r a t i n g .
Case 1 : V o l t a g e change f r o m 100V/120V to
of
Case 2 : V o l t a g e change f r o m 220V/240V to
power supply voltage needs to
use power supply
according to the voltage select information
left.
220V/240V
Fuse rating : 0.25A/250V to 0.125A/250V
100V/120V
Fuse rating : 0.125A/250V to 0.25A/250V
S E L E C T )
on
39

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