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Replacing the batteries
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
page
108.
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.
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.
The battery compartment is located on the back of the unit, as shown in
Figure
11.
Figure 11 Back of SmartClass
The following procedure describes how to replace the batteries.
To replace the batteries
1 Turn the power off.
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.
2 Disconnect the AC adapter.
SmartClass E1 Tester User's Guide
Chapter 8 Maintaining the Batteries
"Resolving problems" on
Battery compartment
Screw
Replacing the batteries
105
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