Location Of Parts On Arp - Furuno FR-1505 MARK-3 Series Service Manual

Location of Parts on ARP

TP1
CR1 (HDG)
CR2 (BRG)
CR3 (VID)
CR7 (TRG)
CR10 (GYRO)
CR11 (LOG)
CR12 (QV)
R120
R121
TP7
TP8
Test points and Ratings
TP Signal
TP1 -9V
TP2 +12V
TP3 GND
TP4 BP
TP5 QV Output
TP6 Video input
TP7 AD CON Output
TP8 GND
TP9 GND
TP10 OFF SET(-)
TP11 OFF SET(+)
TP12 +5V
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18P9004
CR4 (CPU)
TP9 TP11 TP10 S1
-9 Vdc
12.1 to 13.5 Vdc
Approx. 10 to 12 V
Approx. 4 Vpp
Approx. 4 Vpp
Approx. 5 Vpp
0.09 to 0.13 VDC, adjusted by R121
4.8 to 5.2 Vdc
Ò
Board
CR5 (DSP)
Rating
3-10
TP3
JP3
ROM (U56)
ROM (U62)
ROM (U64)
Condition
TX