Huawei HW-Li2Ah User Manual Download Page 12

 

Limited Warranty 

Subject to the exclusions contained below, Huawei Technologies Co., Ltd. (Huawei for short) 
warrants its access terminals ("Products") to be free from defects in materials and 
workmanship under normal consumer usage for one year from the date of purchase of the 
product ("Warranty period"). During the warranty period, a Huawei authorized service 
partner shall remedy defects in materials and workmanship free of charge. 

 
Special Notice: 

a. 

The standard AA NiMH rechargeable batteries are not convered by the warranty. 

b. 

The warranty card shall be applicable only after being stamped by the dealer. 

c. 

The warranty card must be preserved in good condition and free of any scratch or 
alteration. 

d. 

To claim such service for defects that are not included in the following exclusion terms, the 
warranty card and the invoice that records the product serial number shall be presented to a 
Huawei authorized service partner. 

 
Exclusions: 

In any of the following cases, the warranty card becomes unenforceable or inapplicable 
without prior notice: 

a. 

The defects are caused by improper handling in transportation and assembly. 

b. 

The defects are caused by the fact that the product is dismantled or altered by anyone that 
is not from a Huawei authorized service partner. 

c. 

The defects are caused by the fact that the product is used in a harsh environment that is not 
suitable for the operation of the product. 

d. 

The defects are caused by any force majeure including but not limited to fire, earthquake, 
lightning and tsunami. 

e. 

The defects are caused by the fact that the product is used or handled improperly, roughly 
or not as instructed in the applicable User Guide. 

f. 

The normal wear and tear, including but not limited to the normal wear and tear of the shell 
and the power module, shall not be covered by the limited warranty. 

g. 

The warranty card is altered or illegible, or the product serial number recorded on the 
warranty card is inconsistent with the actual one imprinted or labeled on the product. 

In any case that is not covered by this limited warranty or should the warranty expire, 
Huawei shall charge for the service(s) claimed for the products if the product is still 
remediable. 
Huawei preserves the right for interpretation of this limited warranty. 

 

Huawei Technologies Co., Ltd. 

Address: Administration Building, Huawei Technologies Co., Ltd., Bantian, Longgang 

District, Shenzhen, P. R. China 

Postal Code: 518129 

Website: 

http://www.huawei.com

 

Summary of Contents for HW-Li2Ah

Page 1: ... the battery away from water sources or damp areas z Install the battery in strict compliance with the requirements of suppliers Do not place any object on the battery It is recommend at least 10 cm around the battery for heat dissipation z Do not place the battery near any inflammable materials such as foams During the installation keep the battery aw sources such as electric heaters and candles ...

Page 2: ...he dedicated battery charger otherwise the battery may be z Stop using the battery and disconnect it from the mains supply before connecting or disconnecting cables z Keep your hands dry when connecting or disconnecting z Do not stamp pull drag or excessively bend the c damaged causing malfunction of the battery Do not use the damaged or deteriorating pow z Do not disassemble the battery without p...

Page 3: ... charger z witches e ONT battery unit works as follows When the mains supply is no supplies power to an ONT When the mains supply fails due to force majeure the battery immediately s from the backup state to the working state and supplies power to th The following figure shows the appearance of the backup battery unit The backup battery unit consists of three components battery including the batte...

Page 4: ... monitoring port DC IN port A DC input port 3 2 2 Charger Connector and Port The charger provides one connector and one port as shown in the following figure Table 3 2 Functions of the charger connector and port Connector Port Function Connector A DC output connector Port An AC input port connected to the AC power cable The figures shown in this document may differ from the actual backup battery u...

Page 5: ... shown in the following figure ALARM DIS CHG Table 3 3 Indications of the LEDs LED Name Color Status Indication Always on The battery is abnormal z The battery is over charged z The battery temperature exceeds the rated operating temperature ALARM Alarm LED Red Off The battery is normal Always on The battery is discharging DIS Discharge LED Green Off The battery is not discharging Always on The ba...

Page 6: ...mm To Step 1 wdriver Ensure that the two Step 2 the two mounting holes at the back of wall mount the battery do as follows Secure two M3 mounting screws into the wall using a scre screws have the same spacing as the two mounting holes Place the battery onto the mounting screws through the battery as shown in the following figure The following figure shows the battery mounted on the wall 6 ...

Page 7: ...ables do as follows Step 1 Place the battery onto a workbench or mount it onto a wall Step 2 Connect the DC output connector of the battery to the power input port of the ONT Step 3 Connect the monitoring cable connector of the battery to the BBU port of the ONT Step 4 Connect the DC output connector of the charger to the DC IN port of the battery Step 5 Connect one end of the AC power cable to th...

Page 8: ...battery unit fails to work and the DIS LED is off after z Check whether the cables are properly connected the mains supply is cut z Check whether the battery is exhausted The battery buzzer generates beeps z ttery expires If yes replace the battery immediately Check whether the ba The OLT fails to monitor the status of the backup battery unit z her the battery monitoring cable is properly z Check ...

Page 9: ...d Discharge Cycles in Normal Us Capacity Current Voltage Height e About 0 25 kg HW Li2Ah 2 Ah HW Li4Ah 4 Ah 0 45 kg V 2 5 A 1VD C x 50 mm at least 300 About 13 8 11 150 mm x 100 mm Other S temperature 0 C to 45 C pecifications z Operating The ideal operating temperature ranges from 20 C to 30 C When the operating e only z fully charged at most three months 2 Ah battery or six months 4 z Operating ...

Page 10: ...s document are the property of their respective holders Notice The purchased products services and features are stipulated by the contract made between Huawei and the customer All or part of the products services and features described in this document may not be within the purchase scope or the usage scope Unless otherwise specified in the contract all statements information and recommendations i...

Page 11: ...tter services please read this warranty card carefully fill in the required information and preserve this card in good condition Your Name Address Postal Code Telephone Product Type Product Serial Number Purchase Date Invoice Number Dealer Name Dealer s Address Telephone Preserve well No reissue Dealer s Seal ...

Page 12: ... b The defects are caused by the fact that the product is dismantled or altered by anyone that is not from a Huawei authorized service partner c The defects are caused by the fact that the product is used in a harsh environment that is not suitable for the operation of the product d The defects are caused by any force majeure including but not limited to fire earthquake lightning and tsunami e The...

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