Changing tap connections, Changing the power fuse, Figure 7 tap connections in the pr-300 – Furuno FM-8700 User Manual
Page 17: Figure 8 ac-dc power supply unit pr-300, rear view

14
Connection of AC/DC Power Supply Unit PR-300 (option)
Changing tap connections
Change the tap connections of the transformer according to input
voltage.
110
100
100V
10%
0
110
100
0
NC
100
0
FAN
100VAC SHIP'S MAINS
110
100
110V
10%
0
110
100
0
NC
100
0
FAN
110VAC SHIP'S MAINS
110
100
200V
10%
0
110
100
0
NC
100
0
FAN
200VAC SHIP'S MAINS
110
100
220V
10%
0
110
100
0
NC
100
0
FAN
200VAC SHIP'S MAINS
Figure 7 Tap connections in the PR-300
Changing the power fuse
Change the power fuse according to input voltage as follows.
Input
Fuse
100/110 VAC
10A
200/220 VAC
5A
FURUNO
PR-300
AC IN
DC IN
DC OUT
ON
OFF
ON
OFF
100V
220V
10A
5A
20A
Fuse for ship's mains
DC power
source switch
Lamp
(red)
Lamp
(green)
AC power
source switch
Figure 8 AC-DC power supply unit PR-300, rear view