Charging Failure - Huawei H60-L04 Simplified Maintenance Manual

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H60-L04 Simplified Maintenance Manual

10.4 Charging Failure

Symptom

The phone fails to be charged using the USB cable.

Solution

Charging failures commonly include two types:



There is no charging icon on the screen.



There is the charging icon on the screen.

Without charging icon: Check whether the USB connector is in good condition. If not, replace

the USB cable. If yes, replace the PCBA.

With charging icon: Test whether the BSI's ground impedance is 10 kohms and whether the

voltage between the battery's positive and negative terminals is 0 V. If the voltage is 0 V while

the impedance is much larger or smaller than 10 kohms, the battery is faulty. Replace the

battery and check whether the phone can be properly charged. If the problem persists, replace

the PCBA.

Troubleshooting Process

Figure 10-9 Troubleshooting charging failures

smudged, poorly soldered,

or damaged?

Is the issue addressed

after you replace

Replace the PCBA

Issue 1.0 (2014-09-04)

Charging

failure

Is the USB port

Replace the USB

Replace the PCBA

the battery?

Huawei Proprietary and Confidential

10 Troubleshooting

port FPC

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