Lenovo IdeaCentre B540-B540P Hardware Maintenance Manual
Page 7
...and reference information for the machines which do not have the TV card. Before servicing a Lenovo product, be sure to read the Safety Information. It is only used for IdeaCentre B540 & B540P computers listed on the cover. About this manual is invalid for trained servicers who are ...familiar with Lenovo computer products. Veuillez lire toutes les consignes de type DANGER et ATTENTION du pr...
...and reference information for the machines which do not have the TV card. Before servicing a Lenovo product, be sure to read the Safety Information. It is only used for IdeaCentre B540 & B540P computers listed on the cover. About this manual is invalid for trained servicers who are ...familiar with Lenovo computer products. Veuillez lire toutes les consignes de type DANGER et ATTENTION du pr...
Lenovo IdeaCentre B540-B540P Hardware Maintenance Manual
Page 10
...) switch, disconnecting switch, or electrical outlet. Observe the special safety precautions when you when working with live electrical circuits with the power-off power. 4 IdeaCentre B540-B540PHardware Maintenance Manual such touching can then operate the switch or unplug the power cord quickly. • Do not work on electrical equipment; Use only...
...) switch, disconnecting switch, or electrical outlet. Observe the special safety precautions when you when working with live electrical circuits with the power-off power. 4 IdeaCentre B540-B540PHardware Maintenance Manual such touching can then operate the switch or unplug the power cord quickly. • Do not work on electrical equipment; Use only...
Lenovo IdeaCentre B540-B540P Hardware Maintenance Manual
Page 12
... cables as those listed below, to any frame ground, ground braid, or green-wire ground. - Note: The use of this product or attached devices. 6 IdeaCentre B540-B540PHardware Maintenance Manual Use the round ground-prong of the electrical outlet can use one hand only to eliminate static on these systems. - The mat...
... cables as those listed below, to any frame ground, ground braid, or green-wire ground. - Note: The use of this product or attached devices. 6 IdeaCentre B540-B540PHardware Maintenance Manual Use the round ground-prong of the electrical outlet can use one hand only to eliminate static on these systems. - The mat...
Lenovo IdeaCentre B540-B540P Hardware Maintenance Manual
Page 14
....5 lbs) ≥55 kg(121.2 lbs) CAUTION: The power control button on the device and the power switch on top of rack-mounted devices. 8 IdeaCentre B540-B540PHardware Maintenance Manual To remove all electrical current from the device, ensure that all power cords are disconnected from the power source. 2 1 CAUTION: Do not...
....5 lbs) ≥55 kg(121.2 lbs) CAUTION: The power control button on the device and the power switch on top of rack-mounted devices. 8 IdeaCentre B540-B540PHardware Maintenance Manual To remove all electrical current from the device, ensure that all power cords are disconnected from the power source. 2 1 CAUTION: Do not...
Lenovo IdeaCentre B540-B540P Hardware Maintenance Manual
Page 15
Type IdeaCentre B540 & B540P This section lists the physical specifications. Environment Air temperature: Operating: 10° to 35°C Transit: -20° to 55°C Humidity: Operating: 35% to ... computer. General information This chapter provides general information that applies to 106KPa Electrical input: Input voltage: 90V-264V(AC) Input frequency: 47Hz-63Hz © Copyright Lenovo 2013 9 Chapter 3.
Type IdeaCentre B540 & B540P This section lists the physical specifications. Environment Air temperature: Operating: 10° to 35°C Transit: -20° to 55°C Humidity: Operating: 35% to ... computer. General information This chapter provides general information that applies to 106KPa Electrical input: Input voltage: 90V-264V(AC) Input frequency: 47Hz-63Hz © Copyright Lenovo 2013 9 Chapter 3.
Lenovo IdeaCentre B540-B540P Hardware Maintenance Manual
Page 20
...Password When a Power-On Password is set an Administrator Password, a password prompt is displayed every time you cannot start the Lenovo BIOS Setup Utility program until a valid password is typed from the keyboard. From the Security menu, select Set Administrator Password ... Password, Enter blank fields for maintaining the settings of letters and numbers up to 16 character (a-z, and 0-9). 14 IdeaCentre B540-B540PHardware Maintenance Manual Return to confirm, then press the Enter key. Administrator Password Setting an Administrator Password deters unauthorized persons from...
...Password When a Power-On Password is set an Administrator Password, a password prompt is displayed every time you cannot start the Lenovo BIOS Setup Utility program until a valid password is typed from the keyboard. From the Security menu, select Set Administrator Password ... Password, Enter blank fields for maintaining the settings of letters and numbers up to 16 character (a-z, and 0-9). 14 IdeaCentre B540-B540PHardware Maintenance Manual Return to confirm, then press the Enter key. Administrator Password Setting an Administrator Password deters unauthorized persons from...
Lenovo IdeaCentre B540-B540P Hardware Maintenance Manual
Page 22
...are bootable. 1. Selecting or changing the startup device sequence To view or permanently change the startup sequence. Start the Lenovo BIOS Setup Utility program (see "Starting the Lenovo BIOS Setup Utility program" on the computer. Use - Return to select a device. Select Save changes and Exit from...from the menu. Use ↑ and ↓ arrows to save the settings, select Discard changes and Exit from the menu. 16 IdeaCentre B540-B540PHardware Maintenance Manual Note: Selecting a startup device from or include the device in the boot sequence. 5. Press the Enter key, and select...
...are bootable. 1. Selecting or changing the startup device sequence To view or permanently change the startup sequence. Start the Lenovo BIOS Setup Utility program (see "Starting the Lenovo BIOS Setup Utility program" on the computer. Use - Return to select a device. Select Save changes and Exit from...from the menu. Use ↑ and ↓ arrows to save the settings, select Discard changes and Exit from the menu. 16 IdeaCentre B540-B540PHardware Maintenance Manual Note: Selecting a startup device from or include the device in the boot sequence. 5. Press the Enter key, and select...
Lenovo IdeaCentre B540-B540P Hardware Maintenance Manual
Page 26
The BIOS then ignores the missing keyboard during POST. Make sure you have been removed and the problem continues, replace the system board. 20 IdeaCentre B540-B540PHardware Maintenance Manual External Cache RAM e. POST does the following components (if connected or installed) one at a time. Undetermined problems 1. External Cache d. Remove or disconnect ...
The BIOS then ignores the missing keyboard during POST. Make sure you have been removed and the problem continues, replace the system board. 20 IdeaCentre B540-B540PHardware Maintenance Manual External Cache RAM e. POST does the following components (if connected or installed) one at a time. Undetermined problems 1. External Cache d. Remove or disconnect ...
Lenovo IdeaCentre B540-B540P Hardware Maintenance Manual
Page 28
Left and right view The following illustration shows the location of connectors, controls and components on the left and right side of the computer. 1 2 1. Headphone port 3 4 5 6 7 8 5. TV buttons (selected models only) 3. USB connector 4. Microphone port 6. Optical drive 2. Memory card reader 8. Power button 22 IdeaCentre B540-B540PHardware Maintenance Manual USB connector 7.
Left and right view The following illustration shows the location of connectors, controls and components on the left and right side of the computer. 1 2 1. Headphone port 3 4 5 6 7 8 5. TV buttons (selected models only) 3. USB connector 4. Microphone port 6. Optical drive 2. Memory card reader 8. Power button 22 IdeaCentre B540-B540PHardware Maintenance Manual USB connector 7.
Lenovo IdeaCentre B540-B540P Hardware Maintenance Manual
Page 30
... 25 1 24 2 23 1 22 3 21 4 20 5 19 18 6 17 7 16 15 8 14 9 13 10 1. Rear cover 2. Heat-sink 20. Camera 23. Bluetooth module 24 IdeaCentre B540-B540PHardware Maintenance Manual Middle cover 4. Chassis 7. Rear I/O module 11. Motherboard 13. WLAN card 17. Speakers 18. Front LED indicator board 5. Front bezel 9. Glass 10. Optical...
... 25 1 24 2 23 1 22 3 21 4 20 5 19 18 6 17 7 16 15 8 14 9 13 10 1. Rear cover 2. Heat-sink 20. Camera 23. Bluetooth module 24 IdeaCentre B540-B540PHardware Maintenance Manual Middle cover 4. Chassis 7. Rear I/O module 11. Motherboard 13. WLAN card 17. Speakers 18. Front LED indicator board 5. Front bezel 9. Glass 10. Optical...
Lenovo IdeaCentre B540-B540P Hardware Maintenance Manual
Page 32
... 3. Fan Connector The following illustration shows the locations of parts on the analog hardware TV board. 1 2 3 4 5 6 1. TV Function Connector 4. Fan Connector 7. Debug Port 26 IdeaCentre B540-B540PHardware Maintenance Manual Fan Connector 6. Debug Port The following illustration shows the locations of parts on the digital hardware TV board. (ATS-C type) 1 2 3 4 5 6 7 1. LVDS Connector...
... 3. Fan Connector The following illustration shows the locations of parts on the analog hardware TV board. 1 2 3 4 5 6 1. TV Function Connector 4. Fan Connector 7. Debug Port 26 IdeaCentre B540-B540PHardware Maintenance Manual Fan Connector 6. Debug Port The following illustration shows the locations of parts on the digital hardware TV board. (ATS-C type) 1 2 3 4 5 6 7 1. LVDS Connector...
Lenovo IdeaCentre B540-B540P Hardware Maintenance Manual
Page 34
... same method. Remove any media (diskettes, CDs, DVDs, or memory cards) from the computer and connect the new keyboard cable to "Rear view". 28 IdeaCentre B540-B540PHardware Maintenance Manual Remove any other cables that are connected to the computer. Disconnect the defective keyboard cable from the drives, shut down your operating...
... same method. Remove any media (diskettes, CDs, DVDs, or memory cards) from the computer and connect the new keyboard cable to "Rear view". 28 IdeaCentre B540-B540PHardware Maintenance Manual Remove any other cables that are connected to the computer. Disconnect the defective keyboard cable from the drives, shut down your operating...
Lenovo IdeaCentre B540-B540P Hardware Maintenance Manual
Page 36
.../output (I/O) cables, and any media (disks, CDs, DVDs, or memory cards) from electrical outlets. Step 5. Line up the cover pieces with locating the various connectors. Lenovo recommends that are connected to protect the screen surface from scratches or other soft cloth to the computer. Step 3. To remove the computer stand: 30...
.../output (I/O) cables, and any media (disks, CDs, DVDs, or memory cards) from electrical outlets. Step 5. Line up the cover pieces with locating the various connectors. Lenovo recommends that are connected to protect the screen surface from scratches or other soft cloth to the computer. Step 3. To remove the computer stand: 30...
Lenovo IdeaCentre B540-B540P Hardware Maintenance Manual
Page 38
...Left and right view" and "Rear view" for help with locating the various connectors. Refer to "Removing the rear cover". 32 IdeaCentre B540-B540PHardware Maintenance Manual Reattach the rear cover. Step 3. To replace the hard disk drive Step 1. Refer to "Removing the rear cover". ... the memory module. Remove the rear cover. Remove any other cables that are connected to let it from scratches or other damage. Lenovo recommends that you use a blanket, towel, or other soft cloth to the computer. Disconnect all power cords from scratches or other damage...
...Left and right view" and "Rear view" for help with locating the various connectors. Refer to "Removing the rear cover". 32 IdeaCentre B540-B540PHardware Maintenance Manual Reattach the rear cover. Step 3. To replace the hard disk drive Step 1. Refer to "Removing the rear cover". ... the memory module. Remove the rear cover. Remove any other cables that are connected to let it from scratches or other damage. Lenovo recommends that you use a blanket, towel, or other soft cloth to the computer. Disconnect all power cords from scratches or other damage...
Lenovo IdeaCentre B540-B540P Hardware Maintenance Manual
Page 40
Step 4. Refer to the disk. 2 3 34 IdeaCentre B540-B540PHardware Maintenance Manual Step 7. Use a small flat head screwdriver to press and push out the pins that secure the optical drive to the chassis then use the screwdriver push the disk out. 1 2 1 2 Step 6. Remove the 2 screws that secure the cover to "Removing the rear cover". Push down the pin that the disk springs out as shown. Push a small iron stick (paper clip) into the small hole on the optical drive cover so that locks the optical disk drive to the metal bracket. 1 Step 8. Remove the rear cover. Step 5.
Step 4. Refer to the disk. 2 3 34 IdeaCentre B540-B540PHardware Maintenance Manual Step 7. Use a small flat head screwdriver to press and push out the pins that secure the optical drive to the chassis then use the screwdriver push the disk out. 1 2 1 2 Step 6. Remove the 2 screws that secure the cover to "Removing the rear cover". Push down the pin that the disk springs out as shown. Push a small iron stick (paper clip) into the small hole on the optical drive cover so that locks the optical disk drive to the metal bracket. 1 Step 8. Remove the rear cover. Step 5.
Lenovo IdeaCentre B540-B540P Hardware Maintenance Manual
Page 42
Line up the middle cover upward with chassis, slide it back in position. c. b. Step 12. Reattach the optical drive, computer stand and the rear cover. 36 IdeaCentre B540-B540PHardware Maintenance Manual Slide the middle cover out as shown. 4 (From left to the same connector. To reattach the middle cover: a. Secure the middle cover to the chassis with the pins. Reconnect the TV cable to right) 4 Step 11. Push up the middle cover with two hands to secure it from pins. 3 2 1 3 2 Step 10. d. Push down the middle cover to remove it with 5 screws. Step 9.
Line up the middle cover upward with chassis, slide it back in position. c. b. Step 12. Reattach the optical drive, computer stand and the rear cover. 36 IdeaCentre B540-B540PHardware Maintenance Manual Slide the middle cover out as shown. 4 (From left to the same connector. To reattach the middle cover: a. Secure the middle cover to the chassis with the pins. Reconnect the TV cable to right) 4 Step 11. Push up the middle cover with two hands to secure it from pins. 3 2 1 3 2 Step 10. d. Push down the middle cover to remove it with 5 screws. Step 9.
Lenovo IdeaCentre B540-B540P Hardware Maintenance Manual
Page 44
...minutes to remove it cool down before removing the cover. Note: It may be helpful to "Removing the computer stand". 38 IdeaCentre B540-B540PHardware Maintenance Manual Disconnect all power cords from the drives, shut down on a soft flat surface for help with locating the various ...procedure. This includes power cords, input/output (I/O) cables, and any media (disks, CDs, DVDs, or memory cards) from electrical outlets. Lenovo recommends that are connected to protect the computer screen from scratches or other soft cloth to the computer. Step 3. Step 10. To replace the...
...minutes to remove it cool down before removing the cover. Note: It may be helpful to "Removing the computer stand". 38 IdeaCentre B540-B540PHardware Maintenance Manual Disconnect all power cords from the drives, shut down on a soft flat surface for help with locating the various ...procedure. This includes power cords, input/output (I/O) cables, and any media (disks, CDs, DVDs, or memory cards) from electrical outlets. Lenovo recommends that are connected to protect the computer screen from scratches or other soft cloth to the computer. Step 3. Step 10. To replace the...
Lenovo IdeaCentre B540-B540P Hardware Maintenance Manual
Page 46
...: Turn off the computer and all power cords from scratches or other soft cloth to protect the computer screen from electrical outlets. 40 IdeaCentre B540-B540PHardware Maintenance Manual Remove any media (disks, CDs, DVDs, or memory cards) from the camera. Step 10. Reattach the middle cover, optical... drive, computer stand and the rear cover. To replace the Bluetooth module: Step 1. Lenovo recommends that secure the camera to let it with the mounting holes on the front bezel and secure it cool down on a soft flat surface...
...: Turn off the computer and all power cords from scratches or other soft cloth to protect the computer screen from electrical outlets. 40 IdeaCentre B540-B540PHardware Maintenance Manual Remove any media (disks, CDs, DVDs, or memory cards) from the camera. Step 10. Reattach the middle cover, optical... drive, computer stand and the rear cover. To replace the Bluetooth module: Step 1. Lenovo recommends that secure the camera to let it with the mounting holes on the front bezel and secure it cool down on a soft flat surface...
Lenovo IdeaCentre B540-B540P Hardware Maintenance Manual
Page 48
... help with locating the various connectors. Step 3. Step 6. Disconnect all cables attached to "Removing the middle cover". 42 IdeaCentre B540-B540PHardware Maintenance Manual Remove the rear cover. Refer to the computer. Refer to the computer. Disconnect all cables attached to "Replacing... cover, middle cover, optical drive, computer stand and the rear cover. To replace the system fan Step 1. Remove the optical drive. Lenovo recommends that you use a blanket, towel, or other damage. This includes power cords, input/output (I /O) cables, and any other ...
... help with locating the various connectors. Step 3. Step 6. Disconnect all cables attached to "Removing the middle cover". 42 IdeaCentre B540-B540PHardware Maintenance Manual Remove the rear cover. Refer to the computer. Refer to the computer. Disconnect all cables attached to "Replacing... cover, middle cover, optical drive, computer stand and the rear cover. To replace the system fan Step 1. Remove the optical drive. Lenovo recommends that you use a blanket, towel, or other damage. This includes power cords, input/output (I /O) cables, and any other ...
Lenovo IdeaCentre B540-B540P Hardware Maintenance Manual
Page 50
... and the rear cover. Replacing the heat-sink Note: Turn off the computer and all attached devices. 44 IdeaCentre B540-B540PHardware Maintenance Manual Note: It may be helpful to the computer. Lenovo recommends that are connected to place the computer face-down the operating system, and turn off the computer and wait...
... and the rear cover. Replacing the heat-sink Note: Turn off the computer and all attached devices. 44 IdeaCentre B540-B540PHardware Maintenance Manual Note: It may be helpful to the computer. Lenovo recommends that are connected to place the computer face-down the operating system, and turn off the computer and wait...