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Section 6. Maintenance and Troubleshooting
6-4
At the computer:
D. Make sure the Station File is configured correctly.
E. Check the cable(s) between the serial port and the modem. If cables have
not been purchased through Campbell Scientific, check for the following
configuration using an ohm meter:
25-pin serial port:
computer end modem end
22
33
77
20 20
9-pin serial port:
computer end modem end
23
32
420
57
F. Make sure the modem is properly configured and cabled (Section 6.6).
G. If still no response, call Campbell Scientific.
6.2.3 -99999 Displayed in an Input Location
A. Make sure the battery voltage is between 9.6 and 16 VDC.
B. With the TLX106, verify that the sensor is connected to the proper
bulkhead connector.
6.2.4 Unreasonable Results Displayed in an Input Location
A. Inspect the sensor for damage and/or contamination.
B. Make sure the sensor is properly wired to the datalogger.
C. Check the multiplier and offset parameters in the measurement
instruction.