Furuno FR-1505 MARK-3 Series Service Manual page 80

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Unit
Board
No.
CR21 (RED)
TX-HV
Board
CR23
HV-9017
(GRN)
Display
CR21
Unit
(GRN)
GYRO
Board
64P1106
CR22
(GRN)
ßÖ ÞÖ
2))
LED No. Display
Over
current
protector
-12 V
CPU
Monitor
+5 V
ÝÖ
%OLQNLQJ 21
Normal
Remarks
status
ß
Lights when over-
current is detected.
Ý
Þ
Goes off or on if
output is abnormal.
Ý
4-5
Location of LEDs