Lenovo H420 Lenovo H4 Series Hardware Replacement Guide V1.0
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- Lenovo H420 | Lenovo H4 Series Hardware Replacement Guide V1.0 - Page 1
Machine type: 10059/7723 10060/7724 H4 Series Hardware Replacement Guide Version 1.0 2010.09 31045292 31045292_H4_HRG_FM_EN_V1.0.indd 1 2010.9.19 11:10:38 AM - Lenovo H420 | Lenovo H4 Series Hardware Replacement Guide V1.0 - Page 2
Hardware Replacement Guide 31045292_H4_HRG_EN_V1.0.indd 1 2010.9.19 11:11:04 AM - Lenovo H420 | Lenovo H4 Series Hardware Replacement Guide V1.0 - Page 3
1 Locations 4 Locating components 4 Locating connectors on the front of the computer 5 Locating connectors on the rear of the computer 6 Identifying parts on the system board 8 Chapter 2 Replacing hardware 11 Removing the computer cover 11 Removing and replacing the front bezel 13 Replacing - Lenovo H420 | Lenovo H4 Series Hardware Replacement Guide V1.0 - Page 4
by trained service personnel without the need for step-by-step procedures. Note: Use only parts provided by Lenovo™. The description of the TV card in this manual applies only to machines which have a TV card. It does not apply to machines which do not have a TV card. This guide contains procedures - Lenovo H420 | Lenovo H4 Series Hardware Replacement Guide V1.0 - Page 5
removal and installation information • Publications • Troubleshooting information • Parts information • Links to other useful sources of information To access this information, go to http://consumersupport.lenovo.com. Tools required To disassemble the computer, you need the following tools: • Wrist - Lenovo H420 | Lenovo H4 Series Hardware Replacement Guide V1.0 - Page 6
the new part from its antistatic packaging and install it directly into the computer without setting the part down. When this is not possible, place the antistatic part on the computer cover or other metal surface. 31045292_H4_HRG_EN_V1.0.indd 3 Hardware Replacement Guide 2010.9.19 11:11:05 AM - Lenovo H420 | Lenovo H4 Series Hardware Replacement Guide V1.0 - Page 7
cover, refer to "Removing the computer cover". Locating components The following illustration will help you to locate the various components in your computer. Microprocessor fan and heatsink Memory modules Hardware Replacement Guide Power supply System fan 31045292_H4_HRG_EN_V1.0.indd 4 2010 - Lenovo H420 | Lenovo H4 Series Hardware Replacement Guide V1.0 - Page 8
Power button Optical Drive (selected models only) Memory card reader (selected models only) USB connectors (2) Headphone connector Microphone connector Note: This computer only can be placed in a vertical position. 31045292_H4_HRG_EN_V1.0.indd 5 Hardware Replacement Guide 2010.9.19 11:11:09 AM - Lenovo H420 | Lenovo H4 Series Hardware Replacement Guide V1.0 - Page 9
connectors for some but not all models. The location of the connectors on your computer may not be identical but should be similar to these. Please refer to the HDMI connector (selected models only) USB connectors (4) Hardware Replacement Guide 31045292_H4_HRG_EN_V1.0.indd 6 2010.9.19 11:11:10 AM - Lenovo H420 | Lenovo H4 Series Hardware Replacement Guide V1.0 - Page 10
or TV tuner card) Voltage selection switch (selected models only) Power connector PS/2 keyboard connector PS/2 mouse connector HDMI connector (selected models only) Hardware Replacement Guide 31045292_H4_HRG_EN_V1.0.indd 7 2010.9.19 11:11:12 AM - Lenovo H420 | Lenovo H4 Series Hardware Replacement Guide V1.0 - Page 11
The system board (sometimes called the motherboard) is the main circuit board in your computer. It provides basic computer functions and supports a variety of devices that are was preinstalled on your computer.). Hardware Replacement Guide 31045292_H4_HRG_EN_V1.0.indd 8 2010.9.19 11:11:12 AM - Lenovo H420 | Lenovo H4 Series Hardware Replacement Guide V1.0 - Page 12
connectors (2) Front audio connector PCI apater connector PCI Express X 1 adapter connectors (2) PCI Express X 16 graphics adapter connector System fan connector 12V power connector Hardware Replacement Guide 31045292_H4_HRG_EN_V1.0.indd 9 2010.9.19 11:11:13 AM - Lenovo H420 | Lenovo H4 Series Hardware Replacement Guide V1.0 - Page 13
Front audio connector PCI apater connector PCI Express X 1 adapter connectors (2) PCI Express X 16 graphics adapter connector System fan connector 12V power connector 10 Hardware Replacement Guide 6 7 8 31045292_H4_HRG_EN_V1.0.indd 10 2010.9.19 11:11:14 AM - Lenovo H420 | Lenovo H4 Series Hardware Replacement Guide V1.0 - Page 14
in the Hardware Maintenance Manual (HMM) for the computer. To obtain copies of the Safety and Warranty Guide or HMM, go to the Support Web site at http://consumersupport.lenovo.com Note: Use only parts provided by Lenovo. Removing the computer cover Important Turn off the computer and wait three to - Lenovo H420 | Lenovo H4 Series Hardware Replacement Guide V1.0 - Page 15
5. Slide the computer cover to the rear of the chassis to remove it. Note: For this procedure, it helps to lay the computer on its side. 12 Hardware Replacement Guide 31045292_H4_HRG_EN_V1.0.indd 12 2010.9.19 11:11:18 AM - Lenovo H420 | Lenovo H4 Series Hardware Replacement Guide V1.0 - Page 16
the front bezel: 1. Remove the computer cover. Refer to "Removing the computer cover". Note: For this procedure, it helps to lay the computer on its side. 2. Remove the front Refer to "Completing the installation". Hardware Replacement Guide 13 31045292_H4_HRG_EN_V1.0.indd 13 2010.9.19 11:11:21 AM - Lenovo H420 | Lenovo H4 Series Hardware Replacement Guide V1.0 - Page 17
safety information" in the Safety and Warranty Guide that was included with your computer or in the Hardware Maintenance Manual (HMM) for the computer. To obtain copies of the Safety and Warranty Guide or HMM, go to the Support Web site at http://consumersupport.lenovo.com To replace a memory module - Lenovo H420 | Lenovo H4 Series Hardware Replacement Guide V1.0 - Page 18
information" in the Safety and Warranty Guide that was included with your computer or in the Hardware Maintenance Manual (HMM) for the computer. To obtain copies of the Safety and Warranty Guide or HMM, go to the Support Web site at http://consumersupport.lenovo.com To replace the hard disk drive - Lenovo H420 | Lenovo H4 Series Hardware Replacement Guide V1.0 - Page 19
information" in the Safety and Warranty Guide that was included with your computer or in the Hardware Maintenance Manual (HMM) for the computer. To obtain copies of the Safety and Warranty Guide or HMM, go to the Support Web site at http://consumersupport.lenovo.com To replace an optical drive - Lenovo H420 | Lenovo H4 Series Hardware Replacement Guide V1.0 - Page 20
the drive. 9. Install the front bezel. Refer to "Removing and replacing the front bezel". 10. Refer to "Completing the installation". 31045292_H4_HRG_EN_V1.0.indd 17 Hardware Replacement Guide 17 2010.9.19 11:11:27 AM - Lenovo H420 | Lenovo H4 Series Hardware Replacement Guide V1.0 - Page 21
information" in the Safety and Warranty Guide that was included with your computer or in the Hardware Maintenance Manual (HMM) for the computer. To obtain copies of the Safety and Warranty Guide or HMM, go to the Support Web site at: http://consumersupport.lenovo.com To replace the heatsink assembly - Lenovo H420 | Lenovo H4 Series Hardware Replacement Guide V1.0 - Page 22
assembly onto the heatsink retention bracket. 9. Reconnect the disconnected cables to the system board. 10. Refer to "Completing the installation". 31045292_H4_HRG_EN_V1.0.indd 19 Hardware Replacement Guide 19 2010.9.19 11:11:28 AM - Lenovo H420 | Lenovo H4 Series Hardware Replacement Guide V1.0 - Page 23
information" in the Safety and Warranty Guide that was included with your computer or in the Hardware Maintenance Manual (HMM) for the computer. To obtain copies of the Safety and Warranty Guide or HMM, go to the Support Web site at: http://consumersupport.lenovo.com To replace an adapter: 1. Remove - Lenovo H420 | Lenovo H4 Series Hardware Replacement Guide V1.0 - Page 24
3. Install the new adapter into the same adapter connector. 4. Ensure the adapter is fully seated into the adapter connector. 5. Screw the latch into the chassis. 6. Refer to "Completing the installation". 31045292_H4_HRG_EN_V1.0.indd 21 Hardware Replacement Guide 21 2010.9.19 11:11:31 AM - Lenovo H420 | Lenovo H4 Series Hardware Replacement Guide V1.0 - Page 25
" in the Safety and Warranty Guide that was included with your computer or in the Hardware Maintenance Manual (HMM) for the computer. To obtain copies of the Safety and Warranty Guide or HMM, go to the Support Web site at http://consumersupport.lenovo.com To replace the keyboard: 1. Remove - Lenovo H420 | Lenovo H4 Series Hardware Replacement Guide V1.0 - Page 26
information" in the Safety and Warranty Guide that was included with your computer or in the Hardware Maintenance Manual (HMM) for the computer. To obtain copies of the Safety and Warranty Guide or HMM, go to the Support Web site at http://consumersupport.lenovo.com To replace the mouse: 1. Remove - Lenovo H420 | Lenovo H4 Series Hardware Replacement Guide V1.0 - Page 27
connectors on the rear of the computer". Note: In most areas of the world, Lenovo requires the return of the defective CRU. Information about this will come with the CRU or will come a few days after the CRU arrives. 24 Hardware Replacement Guide 31045292_H4_HRG_EN_V1.0.indd 24 2010.9.19 11 - Lenovo H420 | Lenovo H4 Series Hardware Replacement Guide V1.0 - Page 28
the product according to instructions and requirements described in the manuals included with your computer. Lenovo will not assume responsibility for any loss caused except that caused by the installation or operations carried out by Lenovo professional service staff. Lenovo has made every attempt - Lenovo H420 | Lenovo H4 Series Hardware Replacement Guide V1.0 - Page 29
table above includes the logo and registered trademarks of Lenovo and its partners. Other registered trademarks mentioned in all the manuals included with your computer belong to the specific company respectively. The manual included with your computer is protected by copyright laws and rules. None
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Version 1.0
2010.09
Hardware Replacement Guide
H4 Series
Machine type: 10059/7723
10060/7724
31045292
31045292_H4_HRG_FM_EN_V1.0.indd
1
2010.9.19
11:10:38 AM