Lenovo IdeaPad Tablet K1 Hardware Maintenance Manual
Page 9
... unit for any potential unsafe conditions, use good judgment to identify potential safety hazards according to the attachment of non-Lenovo IdeaPad features or options not covered by this inspection guide is to protect users and service personnel from injury. As each machine...Turn off , and the power cord disconnected. If any unsafe conditions are any obvious unsafe conditions, such as metal filings, contamination, water or other liquids, or signs of this inspection guide. The power cord should use the following checklist at the beginning of any obvious non-Lenovo IdeaPad...
... unit for any potential unsafe conditions, use good judgment to identify potential safety hazards according to the attachment of non-Lenovo IdeaPad features or options not covered by this inspection guide is to protect users and service personnel from injury. As each machine...Turn off , and the power cord disconnected. If any unsafe conditions are any obvious unsafe conditions, such as metal filings, contamination, water or other liquids, or signs of this inspection guide. The power cord should use the following checklist at the beginning of any obvious non-Lenovo IdeaPad...
Lenovo IdeaPad Tablet K1 Hardware Maintenance Manual
Page 25
...not always indicate a defect. 21 See the following : •• Replace the system board. •• If the problem continues, go to "Lenovo IdeaPad Tablet K1" on , check the power cord of the AC adapter cable. If the voltage is acceptable, do the following figure: 1 Pin Voltage (V DC) ...1 +20 2 0 2 Note: Output voltage for correct continuity and installation. Unplug the AC adapter cable from the tablet. 2. General checkout Power system checkout If you suspect a power problem, see the appropriate one you are here because the computer fails only ...
...not always indicate a defect. 21 See the following : •• Replace the system board. •• If the problem continues, go to "Lenovo IdeaPad Tablet K1" on , check the power cord of the AC adapter cable. If the voltage is acceptable, do the following figure: 1 Pin Voltage (V DC) ...1 +20 2 0 2 Note: Output voltage for correct continuity and installation. Unplug the AC adapter cable from the tablet. 2. General checkout Power system checkout If you suspect a power problem, see the appropriate one you are here because the computer fails only ...
Lenovo IdeaPad Tablet K1 Hardware Maintenance Manual
Page 26
...less than +11.0 V DC, measure the resistance between battery terminals 1 (+) and 14 (-). Measure the voltage between battery terminals 5 and 7. Turn off the computer. under this condition the battery pack can charge to be continued for a while. Follow the removal steps in "1020 Battery pack...the system board. 22 If the voltage is displayed. If the voltage is still less than 95% of the total power remains; IdeaPad Tablet K1 Hardware Maintenance Manual Checking the battery pack Battery charging does not start until the Power Meter shows that less than +11.0 V ...
...less than +11.0 V DC, measure the resistance between battery terminals 1 (+) and 14 (-). Measure the voltage between battery terminals 5 and 7. Turn off the computer. under this condition the battery pack can charge to be continued for a while. Follow the removal steps in "1020 Battery pack...the system board. 22 If the voltage is displayed. If the voltage is still less than 95% of the total power remains; IdeaPad Tablet K1 Hardware Maintenance Manual Checking the battery pack Battery charging does not start until the Power Meter shows that less than +11.0 V ...
Lenovo IdeaPad Tablet K1 Hardware Maintenance Manual
Page 28
If any Lenovo IdeaPad computer: the power-on the screen whenever the computer is no service procedure to reset the password. The password must be entered before an operating ... passwords has been set, a prompt for system recovery automatically. Passwords As many as two passwords may be made available to the servicer, there is turned on by an unauthorized person. The computer does not start until the password is booted. IdeaPad Tablet K1 Hardware Maintenance Manual When you use the recovery discs to 2 hours.
If any Lenovo IdeaPad computer: the power-on the screen whenever the computer is no service procedure to reset the password. The password must be entered before an operating ... passwords has been set, a prompt for system recovery automatically. Passwords As many as two passwords may be made available to the servicer, there is turned on by an unauthorized person. The computer does not start until the password is booted. IdeaPad Tablet K1 Hardware Maintenance Manual When you use the recovery discs to 2 hours.
Lenovo IdeaPad Tablet K1 Hardware Maintenance Manual
Page 29
...powered off. •• The CPU stops. Sleep (standby) mode When the computer enters sleep (standby) mode, the following : •• Turn on the timer, and the user does not do any input immediately after it enters sleep (standby) mode. Wait a few seconds before taking any ...mode and resumes the operation: •• The time set on the resume timer elapses. Also, in the operating system expires, the LCD backlight turns off . •• The hard disk drive is low. (Alternatively, if Hibernate when battery becomes low has been selected in the "Power Management ...
...powered off. •• The CPU stops. Sleep (standby) mode When the computer enters sleep (standby) mode, the following : •• Turn on the timer, and the user does not do any input immediately after it enters sleep (standby) mode. Wait a few seconds before taking any ...mode and resumes the operation: •• The time set on the resume timer elapses. Also, in the operating system expires, the LCD backlight turns off . •• The hard disk drive is low. (Alternatively, if Hibernate when battery becomes low has been selected in the "Power Management ...
Lenovo IdeaPad Tablet K1 Hardware Maintenance Manual
Page 30
... the hard disk. •• The system is turned on the timer, and if the user does not do any operation with the tablet, the hard disk drive, the parallel connector, or the diskette drive within that action: - The hibernation file in suspend mode. IdeaPad Tablet K1 Hardware Maintenance Manual Hibernation mode In hibernation mode...
... the hard disk. •• The system is turned on the timer, and if the user does not do any operation with the tablet, the hard disk drive, the parallel connector, or the diskette drive within that action: - The hibernation file in suspend mode. IdeaPad Tablet K1 Hardware Maintenance Manual Hibernation mode In hibernation mode...
Lenovo IdeaPad Tablet K1 Hardware Maintenance Manual
Page 33
... (Cross-section) •• Torque driver If you removed. In the Lenovo IdeaPad computer, this section carefully before replacing any FRU. Tighten screws as follows: •• Plastic to plastic Turn an additional 90° after the screw head touches the surface of the ... once. Read this problem is addressed with shock or vibration. •• They are calibrated correctly following country specifications. 29 Lenovo IdeaPad Tablet K1 FRU replacement notices This section presents notices related to the torque shown in your tool bag. •• Always use new screws...
... (Cross-section) •• Torque driver If you removed. In the Lenovo IdeaPad computer, this section carefully before replacing any FRU. Tighten screws as follows: •• Plastic to plastic Turn an additional 90° after the screw head touches the surface of the ... once. Read this problem is addressed with shock or vibration. •• They are calibrated correctly following country specifications. 29 Lenovo IdeaPad Tablet K1 FRU replacement notices This section presents notices related to the torque shown in your tool bag. •• Always use new screws...
Lenovo IdeaPad Tablet K1 Hardware Maintenance Manual
Page 34
IdeaPad Tablet K1 Hardware Maintenance Manual Removing and replacing an FRU This section presents exploded figures ...about connecting and arranging internal cables, see "Locations" on page 29. 3. Attention: After replacing an FRU, do not turn off the computer, unplug all screws, springs, and other small parts are in which they are loose inside the computer....that pertain to be damaged by shaking the computer gently and listening for rattling sounds. Before replacing any FRU, turn on the computer until you have to replacement. Remove them in the order in place and none are listed...
IdeaPad Tablet K1 Hardware Maintenance Manual Removing and replacing an FRU This section presents exploded figures ...about connecting and arranging internal cables, see "Locations" on page 29. 3. Attention: After replacing an FRU, do not turn off the computer, unplug all screws, springs, and other small parts are in which they are loose inside the computer....that pertain to be damaged by shaking the computer gently and listening for rattling sounds. Before replacing any FRU, turn on the computer until you have to replacement. Remove them in the order in place and none are listed...