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Outline of 05P0606 circuit
The 05P0606 board –66 and above is modified, so that the remote signal distribution
circuit and the NMEA distribution circuit have an individual grounding.
The * (bold letters) and dotted lines are the circuit before modification.
Rx D-H 1
Tx D-H 2
LINE IN H 3
LINE OUT H 5
NBDP
Tx KEY 7
LINE IN C 4
LINE OUT C 6
S-GND 8
Rx D-H 1
Tx D-H 2
LINE IN H 3
DSC
LINE OUT H 5
Tx KEY 7
LINE IN C 4
LINE OUT C 6
S-GND 8
TB6
NMEA-IN-H 1
NMEA-IN-C 2
TB2
+24V 1
-24V 2
-12V
R3
TB4
CR1
R1
CR2
TB5
CR3
R2
CR4
R20
U4
470
Vcc(+5V)
*(+5V)
0V
CR9
*(GND)
U5
ZS1R52405
*(ZS1R52412)
Fig. 4.2.3 05P0606 circuit
*(+5V)
+5V
+15V
U1
U3
*(GND)
TA7805S
RZC12N25
FL2
FL1
FL3
*(CR10)
+15V
NC
*(CR11)
R4
*(+12V)
Vcc(+5V)
*(+5V)
CR6
CR7
U2
Q1
CR8
0V
*(GND)
*(+12V)
Vcc(+5V)
0V
CR9 : "ON" while power is supplied.
CR6 : "Blink" while NMEA signal outputs.
4-5
4.2 Distributor
TB3
2 Tx D-H
1 Rx D-H
5 LINE OUT H
3 LINE IN H
FS-1562
7 Tx KEY
4 LINE IN C
6 LINE OUT C
8 S-GND
9 15V
10 Rx MUTE
TB1
1 +9V
2 GND
NMEA
47
NMEA-OUT 1
*(10)
150
47
NMEA-OUT 2
*(10)
150
47
NMEA-OUT 3
*(10)
150
47
NMEA-OUT 4
*(10)
150
47
*(10)
NMEA-OUT 5
150
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