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OF-500 OptiFiber Certifying OTDR
Technical Reference Handbook
Powering the Tester
* W
Read the safety information at the beginning of
Chapter 2 before using the tester.
You can power the tester with the ac adapter included or
with the removable lithium ion battery pack.
I
Press
to turn the tester on.
Charging the Battery
Before you rely on battery power for the first time, charge
the battery for about 2 hours with the tester turned off.
You can also charge the battery when it is detached from
the tester, as shown in Figure 1-1.
A fully-charged battery lasts about 8 hours during typical
use. The battery typically takes about 4 hours to fully
charge when the tester is turned off.
1-8
Warning
Notes
You do not need to fully discharge the battery
before recharging it.
The battery will not charge if its temperature is
outside the range of 32 °F to 113 °F (0 °C to
45 °C).
Checking the Battery Status
Many of the tester's screens show a battery status icon
(
) near the lower-right corner.
To see more information about the battery status press
F
; then select Battery Status. Press
information about the battery status screen.
The battery pack has its own LED power gauge, which
you can activate by pressing the small button near the
LEDs, as shown in Figure 1-1. The LEDs indicate the charge
level as follows:
•
No LEDs lit or 1 flashing: < 10 % charge
•
1 LED lit: 10 % to 33 % charge
•
2 LEDs lit: 33 % to 67 % charge
•
3 LEDs lit: > 67 % charge
H
for detailed
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