Huawei MediaPad 7 Lite S7-931w Maintenance Manual page 38

Figure 9-1
2012-10-08
MediaPad 7 Lite Maintenance Manual
Startup failure due to high
current
Turn off the
power supply and check whether the C1823/C1822 is
short circuited.
No
Check whether
the output voltage of the U9000/U9001/U9002/U9003
is normal.
Yes
Check whether the
output voltage of the U1001/U1000/U1002 is normal.
Yes
Replace the U4.
Huawei Confidential
INTERNAL
Replace the
Yes
U1801.
Check whether
the U9000/
No U9001/U9002/
U9003 is short
circuited.
Check whether
the U1001/
No
U1000/U1002 is
short circuited.
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