St60 Multi Pcb Details; Input/Output Signals - Raytheon ST60 Service Manual

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20 ST60 Instruments Service Manual 83142-1

ST60 Multi PCB details

Input/Output signals

(refer to Figure 4. ST60 Multi circuit diagram)
Rear case
Signal
connection
A (Red)
BATT+_2
B (Screen)
BATT-_2
C (Yellow)
STALK_2
D (Red)
BATT+
E (Screen)
BATT-
F (Yellow)
STALK
G (Blue)
NMEA_OUT-
H (Red)
NMEA_OUT+
J (Blue)
NMEA_IN-
K (Red)
NMEA_IN+
Rear case connections to ST60 Multi instrument
Part 1. ST60 Instruments – Chapter 3. Multi
Description
Nominal 12V DC supply
OV
Intermittent streams of (nominal) 12V pulses
Nominal 12V DC supply
OV
Intermittent streams of (nominal) 12V pulses
Open-drain pull-down
Approximately 11.2v, current limited to 80mA
Isolated opto input, 550 ohms
Isolated opto input, 550 ohms
D4482-1

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