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Table 10: (SER3) Connector Pinout for J1708 Configuration
Pin
Signal
Type
1
+5V_SW
V
2
RTS
O
(COM3)
3
-IN
B
(COM3)
4
+IN
B
(COM3)
5
CTS
I
(COM3)
6
GND
G
Function
Specifications
Switched
+5V±10%; 500mA max.
5V Power
Note: This signal is
Out Pin
simultaneously connected
to the Power Out pins of
all SER and EXT
connectors. Switching this
signal on/off causes
enabling/disabling of all
connected peripherals.
A total of 700mA can be
supplied by the terminal
to all connected
peripherals.
Request
EIA-RS232 level
To Send
J1708
SAE J1708 level
Bus Pin (-
)
J1708
SAE J1708 level
Bus Pin
(+)
Clear To
EIA-RS232 level
Send
Ground
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