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Troubleshooting
Connector Pin Descriptions
Connector Pin
Descriptions
6-8
Model 42i Trace Level Instruction Manual
The connector pin descriptions in
used along with the board-level connection diagrams to troubleshoot
board-level faults.
"Motherboard Connector Pin
"Measurement Interface Board Connector Pin
"Front Panel Board Connector Pin
"I/O Expansion Board (Optional) Connector Pin
18
"Digital Output Board Connector Pin
"Input Board Connector Pin
"Temperature Control Board Connector Pin
Table 6–3. Motherboard Connector Pin Descriptions
Connector
Reference
Label
Designator
INTF DATA
J1
10-BASE-T
J2
INTF DATA
J1
10-BASE-T
J2
Table 6–3
through
Descriptions" on page
Descriptions" on page
Diagram" on page
Descriptions" on page
Descriptions" on page
Descriptions" on page
Descriptions" on page
Pin
Signal Description
1
Ground
2
+RS485 to Interface Board
3
-RS485 to Interface Board
1
Ethernet Output (+)
2
Ethernet Output (-)
3
Ethernet Input (+)
4
NC
5
NC
6
Ethernet Input (-)
7
NC
8
NC
1
Ground
2
+RS485 to Interface Board
3
-RS485 to Interface Board
1
Ethernet Output (+)
2
Ethernet Output (-)
3
Ethernet Input (+)
4
NC
Table 6–9
can be
6-8
6-13
6-16
6-
6-19
6-20
6-21
Thermo Fisher Scientific
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