INS401 User’s Manual
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Doc# 7430-3305-08
Page 7
Main Connector and Pin Description
The main connector carries all the other power and I/O signals to and from the INS401 module.
This connector is also of automotive grade and is manufactured by JAE Electronics. The male
end which is installed in the INS401 housing has part number MX23A18NF1; the female end,
which is attached to the external wiring harness, has part number MX23A18SF1. Figure 3
illustrates the location of the 18 pins in the male part, as seen facing the connector from outside
the module.
Figure 3 Pin Diagram of the Male End
Table 2
shows the functional description of the 18 pins in the main connector.
Table 2. Pin Description of the Main Connector
Pin
Number
Type
Pin Name
Pin Function
1
Reserved
N/A
Reserved
2
Reserved
N/A
Reserved
3
I/O
ETH_TRX_N
Ethernet (negative)
4
I/O
ETH_TRX_P
Ethernet (positive)
5
Reserved
N/A
Reserved
6
Reserved
N/A
Reserved
7
Reserved
N/A
Reserved
8
Reserved
N/A
Reserved
9
Power
VCC_IN
9V ~ 32V DC power input
10
Reserved
N/A
Reserved
11
Reserved
N/A
Reserved
12
Reserved
N/A
Reserved
13
Reserved
N/A
Reserved
14
Power
GND
Negative power supply input
15
Power
GND
Negative power supply input
16
O
PPS
1 Pulse per Second output, synchronized to GNSS
17
Power
GND
Negative power supply input
18
Power
GND
Negative power supply input
