Furuno NX-700B Service Manual page 65

For 518 kHz
R60: B-Y Duty 50 % ADJ
For 490 kHz: Y301
(3.9064 MHz)
For 518 kHz: Y201
(4.1304 MHz)
For 490 kHz
R75: B-Y Duty 50 % ADJ
TP201 TP301
(518 kHz RSSI) (490 kHz RSSI)
Fig. 3.3.3 RCV board: 08P3227
518 kHz Xta'l FIL
3-9
3.3 Receiver unit: NX-7001
F401
(2 A Fuse)
J101
(RF IN)
490 kHz Xta'l FIL