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1.
Fuse Replacement
If the fuse has blown out, find out and eliminate the cause.
Then, replace it with a new fuse. Use a 0.3 A s l o w - b l o w fuse for supply voltage of 100 to 120 V , or a 0.2 A fuse
for supply voltage of 220 to 240 V . Fuse holder is provided on the rear panel of the unit.
2.
Changing Supply Voltage
W A R N I N G :
Prior to opening the case, be sure to disconnect the power cord from the socket.
2 - 1
How to Remove Case
To open the case, turn the unit upside down, and remove four screws from the case base plate. (See F i g . 5.) Then,
lift the base plate to detach it.
2 - 2
How to Change Supply Voltage
The F G - 2 7 2 is available for supply voltage of 100, 120, 220, and 240 V A C , 5 0 / 6 0 Hz.
To change the supply voltage, remove the case (in accordance with item 2 - 1 a b o v e ) , and reconnect the voltage
selector plug on the printed circuit board in the unit to a desired voltage position on the voltage terminal board.
(See F i g . 6.)
14
MAINTENANCE
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