990DSL
Users Guide
2-12
• Steady red: indicates that the battery is in fast-charging mode. In this
mode, it can take up to three hours for a completely discharged battery
pack to charge.
• Steady green: indicates that the battery is in the final stages of charging.
The first stage, which typically lasts for about 30 minutes, occurs after the
fast-charging mode is the “top off” state. The final stage is the “trickle
charge” state. In this state, the battery is fully charged. The CopperPro can
be left in the trickle charge state for an indefinite period of time, without
harm.
Note
Do not attempt to charge the battery at extremely low temperatures
(see Appendix A).
Discharging Battery
To properly discharge the battery, you can leave the tester on until the battery
drains or you can use the “Deep Discharge” facility. To use the discharge
facility, complete the following:
1. Press > then O to display the
USER OPTIONS menu.
2. Select
Battery Status, then press L.
3. Press K.
4. Follow the on-screen instructions to disconnect the tester from the external
power source. Then, press A(
Okay).
5. Press K.
The tester begins to discharge the battery.
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