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■ Battery check
If your equipment needs a safety test and performance test, contact the service
personnel.
12.3.1 Performing Visual Inspection
Visually inspect the equipment before it is first used every day. If you find any signs of
damage, remove the equipment from use and contact the service personnel.
Verify that the equipment meets the following requirements:
■ Environment and power supply specifications are met.
■ The equipment housing and display screen are free from cracks or other damages.
■ The power cord is not damaged and the insulation is in good condition.
■ Connectors, plugs, and cables are not damaged and kinked.
■ Power cord and cable are securely connected with the equipment.
12.3.2 Performing Power-on Test
The equipment automatically performs a selftest at startup. Check the following items
for the power-on test:
■ The equipment powers on properly.
■ The alarm system works properly.
■ The equipment displays properly.
12.3.3 Checking the Battery
See steps 1 to 6 of 12.4.4 Conditioning the Battery to check battery performance. The
operating time of the battery reflects their performance directly. If the operating time of
a battery is noticeably shorter than that stated in the specifications, the battery may
reach its service life or malfunction. If the battery performance meets the requirement,
fully charge the battery again for use or charge it to 40 – 60% for storage.
12.4 Maintaining the Battery
This equipment is designed to run on rechargeable Lithium-ion battery power when the
external power is not available. The equipment can switch between battery power and
the external power without interrupting working. If both the external power and the
battery power are available, the equipment uses the external power in preference to the
battery power.
12.4.1 Battery Safety Information
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