Furuno FR-2115 Service Manual

2-28
1,2,
3,4
5.6,
7,8
1 3
6B.P
24 rpm(144 Hz) 48 rpm(250 Hz)
+140 V +32 V +12 V -12 V
J101
J103
T1
DC PWR Board (03P9256)
FR2115-SME-27B
4,5 +5 V
J102
Input Filter C1,C2,C3
Smoothing Circuit
Ship's Mains 24/32 Vdc
Power Switch
+12V Reguletor Q1
Over and low Voltage Protector U1
Switching Regulator Controller U11
Driver
Q11~14
P.F. Sig. Generator Q81,U33
Voltage Detector U51
Voltage Protector Latch Q33
Main-inverter
+32 V
CR52
+24 V
CR51
Chopper Control U92
Chopper CR94,Q97
Comparator Q94
F/V Converter U93
Soft Start Control
Overcurrent Detector U91
Chopper
Chopper Control
Driver
Q71,72
Short-circuit Protector U72
Switching Regulator Controller U71
T71
Sub-inverter
Low/High Voltage Sig.
5 ANT.SPEED
*Menu-Selection Hight Speed : H
J103
7 ANT.ON/OFF
*TX : H ST-BY : L
J103
1,2 3,4
MOTOR(+) MOTOR(-)
J103
J105
10
P. F
J105
VR1 (Main-inverter freq adjustor)
VR51 (+24 V adjustor)
VR71 (Sub-inverter freq adjustor)
CR81~86
VR91 (24 rpm adjustor)
U61,CR61
Overcurrent Detector U81
+24 V
J107
1
H or L

Furuno FR-2115 Specifications

General

Brand	Furuno
Model	FR-2115
Category	Marine Radar
Language	English