Lenovo C240 Support Question
Lenovo C240 Support Question
Find answers below for this question about Lenovo C240.Need a Lenovo C240 manual? We have 1 online manual for this item!
Question posted by ramirezpa29 on July 16th, 2014
Why I Can Not Turn It On?
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Current Answers
Related Lenovo C240 Manual Pages
Hardware Maintenance Manual - Page 1
Lenovo C240/245 All-In-One PC Hardware Maintenance Manual
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Machine Types: 10113/6268 [C240];10114/6269 [C245]
Hardware Maintenance Manual - Page 3
Lenovo C240/245 All-In-One PC Hardware Maintenance Manual
Machine Types: 10113/6268 [C240];10114/6269 [C245]
Hardware Maintenance Manual - Page 6
iv Lenovo C240/245 All-In-One PC Hardware Maintenance Manual
Hardware Maintenance Manual - Page 7
... antes de seguir las instrucciones.
© Copyright Lenovo 2012
1
Important Safety Information
Be sure to read the Safety Information. It is intended only for Lenovo C240/C245 All-In-One computers listed on the cover. Veuillez lire toutes les consignes de type DANGER et ATTENTION du présent document avant...
Hardware Maintenance Manual - Page 8
2 Lenovo C240/245 All-In-One PC Hardware Maintenance Manual
Hardware Maintenance Manual - Page 10
.... Power supply units - Motor generators
and similar units. (This practice ensures correct grounding of the maintenance information. Use caution; do not become a victim yourself.
4 Lenovo C240/245 All-In-One PC Hardware Maintenance Manual If an electrical accident occurs, you need to decrease electrostatic discharge.
• Find the room emergency power...
Hardware Maintenance Manual - Page 12
...and disconnect cables as those listed below, to connect or disconnect signal cables. • Never turn on a double-insulated or
battery-operated system. Note: The use of English. Attach the ... possible, use coax or connector-outside shells on this product or attached devices.
6 Lenovo C240/245 All-In-One PC Hardware Maintenance Manual Safety notices
The CAUTION and DANGER safety notices ...
Hardware Maintenance Manual - Page 14
... The power control button on the device and the power switch on top of rack-mounted devices.
8 Lenovo C240/245 All-In-One PC Hardware Maintenance Manual To remove all electrical current from the device, ensure that all power... more than 82 kg (180 lbs.) on the power supply do not turn off the electrical current supplied to the device. The device also might have more than one power cord.
Hardware Maintenance Manual - Page 15
... 55°C Humidity: Operating: 35% to 80% Transit: 20% to 90% (40°C) Altitude: 86KPa to all computer models covered by this manual. Type Lenovo C240/C245 This section lists the physical specifications. This section lists the physical specifications for your computer.
Specifications
This section lists the physical specifications for your...
Hardware Maintenance Manual - Page 16
10 Lenovo C240/245 All-In-One PC Hardware Maintenance Manual
Hardware Maintenance Manual - Page 18
12 Lenovo C240/245 All-In-One PC Hardware Maintenance Manual
Hardware Maintenance Manual - Page 22
... the Startup Device Menu does not permanently change the startup sequence.
16 Lenovo C240/245 All-In-One PC Hardware Maintenance Manual
Note: Not all devices connected to enable or ...disable load onboard PXE (Preboot Execution Environment). Turn off your computer does not boot from the menu. Press and hold the F12 key then turn on the computer. 3. Note: If the ...
Hardware Maintenance Manual - Page 26
... boot device.
Make sure you have been removed and the problem continues, replace the system board.
20 Lenovo C240/245 All-In-One PC Hardware Maintenance Manual POST error codes
Each time you turn the computer on the computer to re-test the system. 4. Remove or disconnect the following :
• Checks some...
Hardware Maintenance Manual - Page 34
...right view" and "Rear view" for help with locating the various connectors.
28 Lenovo C240/245 All-In-One PC Hardware Maintenance Manual Refer to the computer. Note: Your keyboard ...to the computer.
Disconnect all power cords from the drives, shut down the operating system, and turn off the computer and all attached devices. This includes power cords, input/output (I /O) cables...
Hardware Maintenance Manual - Page 36
... and then push the cover back into position. b. Refer to the same connector.
30 Lenovo C240/245 All-In-One PC Hardware Maintenance Manual Slide the new optical drive into the drive bay,...view". Disconnect the failing power adapter from the drives, shut down the operating system, and turn off the computer and all attached devices. a.
Secure the optical drive to the chassis using ...
Hardware Maintenance Manual - Page 38
...Refer to let it cool down before removing the rear cover.
Replacing the hard disk drive
Attention: Turn off the computer and wait 3 to 5 minutes to "Left and right view" and "Rear view...(I/O) cables, and any media (disks, CDs, DVDs or memory cards) from electrical outlets.
32 Lenovo C240/245 All-In-One PC Hardware Maintenance Manual Push out the latches on the top edge. To replace ...
Hardware Maintenance Manual - Page 40
... and wait 3 to 5 minutes to let it cool down the operating system, and turn off the CPU. Step 4. Step 5. Attention: Place the heat-sink upside down on...DVDs or memory cards) from electrical outlets.
Step 8.
Use the adhesive tape to "Removing the rear cover".
34 Lenovo C240/245 All-In-One PC Hardware Maintenance Manual
Line up the heat-sink to "Left and right view" and "Rear...
Hardware Maintenance Manual - Page 42
...Connect the antenna cables to "Removing the rear cover".
36 Lenovo C240/245 All-In-One PC Hardware Maintenance Manual Reattach the rear cover and secure it cool...Rear view" for help with the screw.
Remove the rear cover. Step 7. Replacing the speaker system
Note: Turn off the computer and all attached devices. This includes power cords, input/output (I/O) cables, and any media...
Hardware Maintenance Manual - Page 44
Line up the front indicator board to remove it cool down the operating system, and turn off the computer and wait 3 to 5 minutes to let it .
2 1
Step 8....help with the 2 screws.
To install the new front indicator board: a. Replacing the power switch board
Note: Turn off the computer and all attached devices.
Refer to the computer. Step 5. Step 2. Refer to the computer. ...
Hardware Maintenance Manual - Page 48
...the rear cover. Step 3.
Refer to the computer. To install the new camera: a. Replacing the converter board
Note: Turn off the computer and all power cords from the camera. 3
1
2
1
3
Step 7.
Remove the 2 screws...Connect the data cable to "Removing the rear cover".
42 Lenovo C240/245 All-In-One PC Hardware Maintenance Manual Reattach the rear cover and secure it cool ...
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