Furuno FELCOM 15 Service Manual page 91

Fig.5.5.2 shows the LED on TERM CPU board (16P0209).
S2: ULTRA I/O Reset
S1: CPU Reset
CR3: CPU RUN
Blinks every 1 sec.
Not used.
Always ON
CR4
CR5
CR6
CR7
LED No.
CR3
CR4
CR5
CR6
CR7
CR8
CR9
S3: QZI Reset
Fig.5.5.2 LED on TERM CPU board (16P0209)
Function
Displaying TERM CPU RUN
Not used
Not used
Not used
Not used
Displaying Ethernet
communication check
Blinks every 1 second when
CPU board is worked.
Always ON
Always ON
Always ON
Always ON
On when receiving.
On when transmitting.
5-15
Ethernet
communication check
CR8: RX ON
CR9: TX ON
Table 5.5.2 LED function
Status
5.5 LED