Furuno FAR-2107 Series Service Manual page 199

J505 (For PROGRAM update port,
Factory use)
Trackball J504 (TB)
JP1
Open (Write Program)
Short (Ordinary)
Fig. 2.4.3 Standard Control Unit (RCU-014) with Cover Removed
J502 (REMOTE) for RCU-016
Cable Clamp
U8(CPU)
S36 (DIP SW)
S36
#1
#2
#3
#4
2-38
J501 (PROCESSOR) for PRU-013
J506 (EMRI) for EMRI Trackpilot
J507 (SYSTEM FAIL)
CR10 (Option of CPU,
U8, Blinks every second)
Buzzer Board (03P9362)
PNL Board (03P9343)
Function
SYSTEM FAIL ALARM
(ON: Output from J507)
RELAY STATUS
(ON: Reversed polarity of the above signal)
Not used
Not used
2.4 Control Unit