Location Of Parts On Dc Power Board - Furuno FR-1505 MARK-3 Series Service Manual

Location of Parts on DC Power Board

C37
VR3
JP10
Test points and Ratings
TP No.
J3 # 1(+) & +115 V
# 3(-)
J4 +32 V
# 1(+) &
#5,6(-)
J4 # 2,3(+) +12 V
& # 5,6(-)
J4 # 4,10(+) +5 V
& # 5,6(-)
J4 # 7(+) &
-12 V
# 5,6(-)
C10 left lead & Inverter
R11 right lead.
Freq., U2
(Top view)
J2 #1,2(+) & MOTOR(+)
#3,4(-) and(-)
K1
Signal
114.5 to 115.5 VDC, adjusted by VR3
30.0 to 35.0 VDC
12.2 to 12.4 VDC, adjusted by VR2
4.75 to 5.25 VDC
-11.4 to –13.0 VDC
21.4 to 23.6 kHz, adjusted by VR1
23.2 to 25.3 VDC
Ñ
03P9223D
JP19 JP20
Rating
3-14
Ò
Condition
TX
CR4
CR2
VR1
VR2
JP7
JP8
JP9
C10