Furuno GP-33 - Manual (Page 73)

9. INSTALLATION
9-5
9.4 Wiring
When no CAN bus equipment is connected
When connecting no CAN bus equipment, use the red and black-colored cores of
M12-05BM+05BF-060 cable to connect to the 12-24 VDC switch board. (For other
cores, cut them and tape individually.)
Ground
Antenna Unit
GPA-017
Receiver Unit
GP-33
w/10 m cable
M12-05BM+05BF-060 cable, 6 m
Navigator, PC,
External Alarm, etc.
FRU-10BFFM-02M cable
(for NMEA 0183)
(Red: +, Black: -)
to switchboard
(12-24VDC)