Dynex DX-800U Replacing the battery, Status indicators, Turn off and unplug all connected devices

Dynex-DX-800U UPS.fm Page 4 Tuesday, July 26, 2005 6:07 PM

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Power	Wiring	Audible
On	Fault	Alarm	Condition
P
Off	Off	Long	System Overload–The amount
		beep	of power required by plugged
			in devices exceeds the amount
			of power your UPS can supply.
			Turn off your UPS, unplug at
			least one device, wait 10
			seconds, reset the circuit
			breaker, then turn on your UPS.
Off	On/Off	Long	Battery Overload–The amount
		beep	of power required by devices
			plugged into the
			battery-powered outlets
			exceeds the amount of power
			the battery can supply. Turn the
			UPS off, unplug at least one
			device from battery-powered
			outlets, wait 10 seconds, reset
			the circuit breaker, then turn on
			your UPS.
On/Off	On	None	Electrical Wiring Fault–The AC
			outlet your UPS is plugged into
			has a wiring problem, such as a
			bad ground, a missing ground,
			or reversed wiring. Contact an
			electrician to repair the outlet or
			use a different outlet.

Replacing the battery

Warnings:

•Read and follow the Important Safety Instructions before servicing the battery. Service the battery under the supervision of personnel knowledgeable of batteries and their precautions.

•Use only the specified type of battery. See your dealer for replacement batteries.

•The battery may present a risk of electrical shock. Do not dispose of battery in a fire because it may explode. Follow all local ordinances regarding correct disposal of batteries. Almost any retailer that sells lead-acid batteries collects used batteries for recycling, as required by most state laws.

•Do not open or damage the batteries. The batteries contain electrolytes that are harmful to skin and eyes.

•A battery can present a high risk of short circuit current and electrical shock. Take the following precautions before replacing the battery:

•Remove all watches, rings, or other metal objects.

•Only use tools with insulated handles.

•Do not lay tools or metal parts on top of the battery or any terminals.

•Wear rubber gloves and boots.

•Determine if the battery is inadvertently grounded. If grounded, remove the source of ground. Contact with a grounded battery can result in electrical shock.

To replace the battery:

1Turn off and unplug all connected devices.

2Turn the UPS off and unplug it from the AC power source.

3 Turn the UPS upside down.

Status indicators

4Remove the retaining screw.

5Slide the battery compartment cover completely off of your UPS.

6 Remove the battery from the compartment.

7Disconnect the battery wires from the battery. Note which wire is connected to the positive (+) and negative (–) terminals of the battery.

8Install the replacement battery by connecting the red wire and black wire to the positive (+) and negative (–) terminal of the battery.

9Put the battery back into the compartment.

10Slide back the battery compartment cover and tighten the retaining screw.

11Recharge your UPS for 4 - 8 hours to fully charge the battery.

Warning: Batteries are consider hazardous waste and must be disposed of correctly. Almost any retailer that sells lead-acid batteries collects used batteries for recycling, as required by most state laws.