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724-746-5500 | blackbox.com
Deluxe Optical Power Meter with Memory
3. Operation
3.1 Battery Indicator
A battery indicator on the screen shows the remaining charge. See Figures 3-1
and 3-2. Table 3-1 describes the LED status.
Figure 3-1. Battery indicator full.
Figure 3-2. Battery indicator empty.
Table 3-1. Battery indicator status.
Status Icon Description
Full Battery at 100% capacity
2 Bars Battery at 50–75% capacity
1 Bar Battery at 25–50% capacity
Empty Battery at 0–25% capacity
The battery icon flashes when the power is
almost depleted. Connect the AC adapter to
the power meter to recharge the battery.
NOTES: To replace the batteries, use a screwdriver to remove the battery plate on
the back of the power meter.
The AC indicator is not displayed when power is supplied by battery.
To eliminate the possibility of acid leakage, remove the battery if you
won’t use the power meter for an extended time.