Location Of Parts On Hv-9017 Board - Furuno FR-1505 MARK-3 Series Service Manual

Location of Parts on HV-9017 Board

J481
Test points and Ratings
TP No.
TP1
TP2 0 V line
TP3 Sub inverter
switching freq.
TP4 Main inverter
Switching freq.
J482 #1 & TX HV
Chassis
JP2
TP4
Signal
34.7 to 35.3 VDC, adjusted by VR1
42.75 to 47.25 kHz
42.75 to 47.25 kHz
6/10 kW: 310 to 350 V
25 kW: 520 to 580 V
TP3 TP2 TP1
Rating
3-16
JP1
J482
CR21, RED
CR23, GRN
VR1
Condition
TP1 and TP2
TP3 and TP2
TP4 and TP2
TX HV also
measurable
at TB2 #1 in display
pedestal