Hardware Maintenance Manual
Page 3
... to do first 20 Power system checkout 21 Checking the AC adapter 21 Checking operational charging 21 Checking the battery pack 22 Related service information 23 Passwords 23 Power management 23 Turning Screen Backlight On/Off 23 Lenovo IdeaPad Tablet A1-07 24 Specifications 24 FRU replacement notices 26 Screw notices 26...
... to do first 20 Power system checkout 21 Checking the AC adapter 21 Checking operational charging 21 Checking the battery pack 22 Related service information 23 Passwords 23 Power management 23 Turning Screen Backlight On/Off 23 Lenovo IdeaPad Tablet A1-07 24 Specifications 24 FRU replacement notices 26 Screw notices 26...
Hardware Maintenance Manual
Page 10
... and the person handling the part are all at the same charge. The mat is required for operator safety and correct system function. A1-07 HMM_EN.book Page 6 Wednesday, September 28, 2011 5:06 PM Lenovo IdeaPad Tablet A1-07 Hardware Maintenance Manual Handling devices that are ...sensitive to electrostatic discharge Any computer part containing transistors or integrated circuits (ICs) should be verified by equalizing the charge so that the machine, the part, the work...
... and the person handling the part are all at the same charge. The mat is required for operator safety and correct system function. A1-07 HMM_EN.book Page 6 Wednesday, September 28, 2011 5:06 PM Lenovo IdeaPad Tablet A1-07 Hardware Maintenance Manual Handling devices that are ...sensitive to electrostatic discharge Any computer part containing transistors or integrated circuits (ICs) should be verified by equalizing the charge so that the machine, the part, the work...
Hardware Maintenance Manual
Page 25
... remaining when installed in the computer. 21 See the following : • Replace the system board. • If the problem continues, go to "Lenovo IdeaPad Tablet A1-07" on , check the power cord of the AC adapter for the AC adapter pin No. 2 may differ from the one ..., do the following figure: Pin Voltage (V DC) 1 +20 2 0 2 1 Note: Output voltage for correct continuity and installation. • If the computer does not charge during operation, use a discharged battery pack or a battery pack that power is not correct, replace the AC adapter. 4. Make sure that has less than 50...
... remaining when installed in the computer. 21 See the following : • Replace the system board. • If the problem continues, go to "Lenovo IdeaPad Tablet A1-07" on , check the power cord of the AC adapter for the AC adapter pin No. 2 may differ from the one ..., do the following figure: Pin Voltage (V DC) 1 +20 2 0 2 1 Note: Output voltage for correct continuity and installation. • If the computer does not charge during operation, use a discharged battery pack or a battery pack that power is not correct, replace the AC adapter. 4. Make sure that has less than 50...
Hardware Maintenance Manual
Page 26
...it ), and the percentage of its capacity. If the voltage is displayed. Then reinstall the battery pack. under this condition the battery pack can charge to be able to 100% of battery power remaining is more than +11.0 V DC after recharging, replace the battery. 4. If the ... total power remains; Reinstall the battery pack. A1-07 HMM_EN.book Page 22 Wednesday, September 28, 2011 5:06 PM Lenovo IdeaPad Tablet A1-07 Hardware Maintenance Manual Perform operational charging. See the following figure: Terminal Voltage (V DC) 3 4 5 6(-) 7(-) 2(+) 1(+) 1 +0 to 30 KΩ.
...it ), and the percentage of its capacity. If the voltage is displayed. Then reinstall the battery pack. under this condition the battery pack can charge to be able to 100% of battery power remaining is more than +11.0 V DC after recharging, replace the battery. 4. If the ... total power remains; Reinstall the battery pack. A1-07 HMM_EN.book Page 22 Wednesday, September 28, 2011 5:06 PM Lenovo IdeaPad Tablet A1-07 Hardware Maintenance Manual Perform operational charging. See the following figure: Terminal Voltage (V DC) 3 4 5 6(-) 7(-) 2(+) 1(+) 1 +0 to 30 KΩ.