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18. Frequently Asked Questions (continued)
If you have any further questions, do not hesitate to contact
the ECOM America Service Department at 770-532-3280
J2KN-Pro cannot be
switched on
J2KN-Pro does not print
Pump flow seems too low
The water is not pumping
out of the water trap bowl
When trying to connect using
DAS software, the analyzer
is not connecting to my PC.
No flow is getting to the
sensors
J2KN-Pro display is blank
when I turn it on but the
analyzer is clearly powered
on
My data logger is not work-
ing correctly with memory
card
- Check the main power cable
- Check the fuse (located inside the power socket)
- Recharge the batteries for a minimum of 8 hours
(Battery could be completely discharged)
Check whether the printer paper is correctly in-
serted. Make sure that the printer is clean (no
chads in the drive). Check if printer ribbon is
locked into place. Replace if necessary.
Check all hose connections for tearing/cracking
and check Peltier cooler for blockage
Check the white peristaltic tubing
Check these 3 items:
1-Adjustments -> Internal -> RF Connect… Make
sure it is in Remote setting
2-Adjustments -> Internal -> Bluetooth… Make
sure Baud rate=9600 and Protocol=Enhanced
3-Adjustments -> Internal -> USB… Make sure
Baud rate=38400 and Protocol=Enhanced
Check all connections and bypass the water trap to
pinpoint if the lead is in the water trap
Display contrast may be set incorrectly – press F2
many times after you turn on the remote unit to
see if screen comes back
Verify that you have a memory card storage of
between 32MB and 2GB
Hint: If you have several J2KN-Pro analyzers, you
can find the source of an error by exchanging the
accessories (probe, hose, temperature sensor, etc.)
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