Huawei MediaPad 10 fhd Maintenance Manual page 46

MediaPad10 FHD Maintenance Manual
Signal Default
Name Voltage
BUCK3 1.1 V
BUCK4 1.2 V or 1.8 V
BUCK5 1.8 V
LDO0 2.85 V
LDO1 1.8 V
LDO2 1.10 V
LDO3 1.20 V
LDO4 2.50 V
LDO5 1.80 V
LDO6 2.60 V
LDO7 2.60 V
LDO8 3.30 V
LDO9 2.60 V
LDO10 2.85 V
LDO11 2.85 V
LDO12 2.85 V
LDO13 2.85 V
LDO14 2.85 V
LDO15 3.30 V
LDO16 2.85 V
LDO17 2.85 V
LDO18 2.85 V
LDO19 2.85 V
LDO20 2.85 V
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Fault analysis and location
Table 4-2 lists the possible faults of the AP power circuit.
2012-10-09
Programmable Voltage Range
0.7/0.8/0.9/0.95/1.05/1.10/1.15/1.20, best efficiency
point = 300 mA
1.15/1.2/1.25/1.35/1.7/1.8/1.9/2.0, best efficiency
point = 300 mA
1.15/1.2/1.25/1.35/1.6/1.7/1.8/1.9, best efficiency
point = 150 mA
1.5/1.8/2.4/2.5/2.6/2.7/2.85/3.0
1.7/1.8/1.9/2.0
1.05/1.10/1.15/1.20/1.25/1.3/1.35/1.4
1.05/1.10/1.15/1.20/1.25/1.3/1.35/1.4
1.5/1.8/2.4/2.5/2.6/2.7/2.85/3.0
1.5/1.8/2.4/2.5/2.6/2.7/2.85/3.0
1.5/1.8/2.4/2.5/2.6/2.7/2.85/3.0
1.5/1.8/2.4/2.5/2.6/2.7/2.85/3.0
1.5/1.8/2.4/2.6/2.7/2.85/3.0/3.3
1.5/1.8/2.4/2.5/2.6/2.7/2.85/3.0
1.5/1.8/2.4/2.5/2.6/2.7/2.85/3.0
1.5/1.8/2.4/2.5/2.6/2.7/2.85/3.0
1.5/1.8/2.4/2.5/2.6/2.7/2.85/3.0
1.5/1.8/2.4/2.5/2.6/2.7/2.85/3.0
1.5/1.8/2.4/2.5/2.6/2.7/2.85/3.0
1.5/1.8/2.4/2.6/2.7/2.85/3.0/3.3
1.5/1.8/2.4/2.5/2.6/2.7/2.85/3.0
1.5/1.8/2.4/2.5/2.6/2.7/2.85/3.0
1.5/1.8/2.4/2.5/2.6/2.7/2.85/3.0
1.5/1.8/2.4/2.5/2.6/2.7/2.85/3.0
1.5/1.8/2.4/2.5/2.6/2.7/2.85/3.0
Huawei Confidential
INTERNAL
Maximum Default
Current Status
1.1 A ON
1.0 A ON
500 mA ON
300 mA ON
50 mA ON
150 mA ON
350 mA ON
250 mA ON
300 mA ON
300 mA ON
50 mA ON
200 mA ON
200 mA OFF
150 mA OFF
150 mA OFF
500 mA OFF
300 mA OFF
150 mA OFF
300 mA OFF
150 mA OFF
150 mA OFF
300 mA OFF
300 mA OFF
300 mA OFF
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