C-2 Micro-Tech 9101/9201 Reference Manual, Rev J Thermo Fisher Scientific
The table below shows the Comm jumper configurations on the
motherboard.
Motherboard Comm Jumper Configuration
MODE J39 J34 J35 J36 J38 J40 J42 J43
RS-232 1-2 1-2 1-2 1-2 1-2 3-4 1-2 1-2
RS-485
4-wire 2-3 1-2 2-3 2-3 1-2 3-4 1-2 1-2
2-wire 2-3 2-3 2-3 2-3 1-2 3-4 1-2 1-2
multi-drop 2-3
Transmit with hardware
hand shake
2-3 2-3 2-3 2-3 3-4 1-2 1-2
RCV terminated
with 120 ohms
1-2
pull-aside enable 2-3 2-3
Wire to the J37 terminal block on the motherboard for the communication
standard selected—RS-485 or RS-232C.
Comm Jumper
Configurations