Chapter 8 Maintaining the Batteries
Replacing the batteries
SmartClass E1 Tester User’s Guide 105
NOTE: If the AC adapter is connected to the unit and to an AC power
supply, and the Battery LED is red, the charger has detected a fault condi-
tion, or the battery has less than ten minutes of power remaining. For
details on correcting this condition, see “Resolving problems” on
page 108.
3 Let the SmartClass charge for 2 to 4 hours depending on the voltage level.
The Batt LED is amber when the unit is charging the battery.
Charging the batteries is complete when the Batt LED is green.
Replacing the batteries
The battery compartment is located on the back of the unit, as shown in
Figure 11.
The following procedure describes how to replace the batteries.
To replace the batteries
1 Turn the power off.
2 Disconnect the AC adapter.
WARNING: ELECTRICAL SHOCK
Electrical shock may result in serious injury or death. Be sure the AC
Adapter is connected to the correct voltage mains. Do not use outdoors or in
wet locations. Use only the AC Adapter supplied with the test set.
Figure 11 Back of SmartClass
Battery compartment
Screw
CAUTION: INSTRUMENT DAMAGE
Failure to turn the power off before removing the batteries from the E1
Tester could damage internal components and/or corrupt the software.
Always power down the unit before removing the batteries.
To Next Page
Loading...
