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Battery may be deeply discharged or dead.
1 Plug charger into unit
2 Confirm that the Charge LED is lit
3 Wait 10 minutes and try turning unit on again.
4 If the unit still does not work, please contact Sierra.
A-2.0 Unit suddenly turns off Battery may not be fully charged.
1 Plug charger into unit.
2 Plug cell into unit.
3 Turn on the Cal=Trak.
4 Enter “Setup Menu – 4” to check battery voltage.
5 Battery voltage should be 6.00 volts or higher.
A-3.0 “B” appears in the upper right corner in the run screen Battery is getting low and should be recharged.
A-4.0 The Charge LED does not light when charger plugged in 1 Is the wall outlet working properly?
2 Are you using the correct charger? Please be sure to be using a Sierra 12V charger
3 Is the charger working properly? If possible, measure the voltage with a voltmeter. The voltage should be greater than 12 volts.
A-5.0 “No Cell” appears on display “No Cell” is displayed when the cell is not connected to the base.
1 If the cell and the base are connected, check the cell connection to the base by removing and reconnecting the cell to the base.
2 If display still reads “No Cell” after it has been established that the base and the cell have a firm connection, please contact Sierra.
If the battery is removed or allowed to discharge your settings may be lost. Reprogram instrument to desired settings. See Section 8.0,
Setting User Preferences.
A-7.0 “Piston Error” appears on display This error message could be caused by any of the following: