Furuno 2837S - Manual (Page 38)

2. WIRING
2-12
2.5 Power Supply Unit
Wire the unit as shown in the interconnection diagram.
Relay
XK1: Connect output line.
TB1: Connect control line.
K2: Connect
Cable clamp: Clamp the armors of the cable.
input line.
Thermal relay
Power supply unit PSU-007
2.6 Changing AC Power Specification of Processor
Unit
To change AC power specification between 100 VAC and 220 VAC, add or remove jumper
connector P108 on the PWR board 03P9339 and change the fuse on the processor unit
according to ship’s mains as shown in the table below. The figure on the next page shows
the location of the fuse and the jumper connector on the PWR board. Also, adjustment of
the overvoltage detection circuit is required.
Note: To change from 220VAC to 100VAC, locally prepare the jumper connector, referring to
the figure on the next page (VH8P connector housing is fitted at J108).
Power supply Fuse Jumper connector P108
100 VAC 10A Added
220 VAC 5A Removed