Table 6-3. Motherboard Connector Pin Descriptions - Thermo Scientific 42i Instruction Manual

Troubleshooting
Connector Pin Descriptions
Connector Pin
Descriptions
6-8 Model 42i 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
17
"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
EXPANSION BD J3
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 +5V
2 +24V
3 +24V
4 Ground
5 Ground
6 Ground
7 +RS485 to Expansion Board
Table 6–9 can be
6-8
6-13
6-15
6-
6-18
6-20
6-20
Thermo Fisher Scientific