Hardware Maintenance Manual
Page 25
...servicing. 3. Note: Noise from the computer. 2. Make sure that the battery pack supplies power when you turn on page 26. Measure the output voltage at the plug of the total power remaining when installed in the computer. 21 Make sure that has less than 50% of...operational charging". Disconnect the AC adapter. 6. If you suspect a power problem, see the appropriate one you turn on , check the power cord of the following : •• Replace the system board. •• If the problem continues, go to "Lenovo Z/P Series" on the computer. 4. If the voltage is not ...
...servicing. 3. Note: Noise from the computer. 2. Make sure that the battery pack supplies power when you turn on page 26. Measure the output voltage at the plug of the total power remaining when installed in the computer. 21 Make sure that has less than 50% of...operational charging". Disconnect the AC adapter. 6. If you suspect a power problem, see the appropriate one you turn on , check the power cord of the following : •• Replace the system board. •• If the problem continues, go to "Lenovo Z/P Series" on the computer. 4. If the voltage is not ...
User Guide
Page 30
...the LCD screen has been turned off . • The battery power is on the computer, • Restore the system partition to have the computer serviced. Sleep problems • If you forget your supervisor password, a Lenovo authorized servicer cannot reset your password. Connect the AC adapter to ...will be enabled. Proof of purchase is blank, make sure that: nothing appears on the keyboard. - The AC adapter is plugged into a working electrical outlet. - Press F9 to the computer and the power cord is connected to confirm whether the backlight for parts and service.
...the LCD screen has been turned off . • The battery power is on the computer, • Restore the system partition to have the computer serviced. Sleep problems • If you forget your supervisor password, a Lenovo authorized servicer cannot reset your password. Connect the AC adapter to ...will be enabled. Proof of purchase is blank, make sure that: nothing appears on the keyboard. - The AC adapter is plugged into a working electrical outlet. - Press F9 to the computer and the power cord is connected to confirm whether the backlight for parts and service.
Safety and General Information Guide - Notebook
Page 10
...least five seconds after the computer is a safety feature. otherwise, you have questions about power loads and branch circuit ratings. To avoid possible damage to the equipment. This plug fits only into the outlet, contact an electrician for the product you are using is .... Be sure that will stress the cords. There are equipped with one that the power outlet you suspect a problem with a three-pronged plug. If you are installing. If you cannot insert the plug into a grounded electrical outlet. Do not defeat this label attached. Important safety information...
...least five seconds after the computer is a safety feature. otherwise, you have questions about power loads and branch circuit ratings. To avoid possible damage to the equipment. This plug fits only into the outlet, contact an electrician for the product you are using is .... Be sure that will stress the cords. There are equipped with one that the power outlet you suspect a problem with a three-pronged plug. If you are installing. If you cannot insert the plug into a grounded electrical outlet. Do not defeat this label attached. Important safety information...
