Furuno USA Inc 9ZWRTR081A Manuale Utente

2. WIRING 

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 

Cover of PWR board

Fuse

Upper part of processor unit
(SPU assembly omitted)

PWR board