Lenovo H4 Series Hardware Maintenance Manual V2.0
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... the hard disk drive 45 Replacing an optical drive 46 Replacing a PCIE adapter 47 Replacing the heatsink assembly 48 Replacing the CPU 50 Replacing the motherboard 53 Replacing the system fan assembly 54 Replacing the power supply 56 Replacing the keyboard 57 Replacing the mouse 58 Replacing the external speaker 59...
... the hard disk drive 45 Replacing an optical drive 46 Replacing a PCIE adapter 47 Replacing the heatsink assembly 48 Replacing the CPU 50 Replacing the motherboard 53 Replacing the system fan assembly 54 Replacing the power supply 56 Replacing the keyboard 57 Replacing the mouse 58 Replacing the external speaker 59...
Lenovo H4 Series Hardware Maintenance Manual V2.0
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... add-in base memory (first 64KB block) 3 beeps Base memory read/write test error 4 beeps Fatal error indicating a serious Motherboard timer not operational problem with known good modules. 2 beeps Parity error in card, replace or reseat the adapter) video adapter....intervals without sound) during POST. Consult your system 8042 Gate A20 test error (cannot manufacturer's technical support. Before declaring the motherboard beyond all other expansion cards 6 beeps are absent, consult your system manufacturer. Hardware Maintenance Manual Beep symptoms Beep symptoms are tones...
... add-in base memory (first 64KB block) 3 beeps Base memory read/write test error 4 beeps Fatal error indicating a serious Motherboard timer not operational problem with known good modules. 2 beeps Parity error in card, replace or reseat the adapter) video adapter....intervals without sound) during POST. Consult your system 8042 Gate A20 test error (cannot manufacturer's technical support. Before declaring the motherboard beyond all other expansion cards 6 beeps are absent, consult your system manufacturer. Hardware Maintenance Manual Beep symptoms Beep symptoms are tones...
Lenovo H4 Series Hardware Maintenance Manual V2.0
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... error messages to -FRU Index Beep Symptom FRU/Action 9 beeps Fatal error indicating a serious AMIBIOS ROM checksum error problem with the system. Before declaring the motherboard beyond all expansion 10 beeps cards except the video adapter. Insert the cards back into the system one of the first error message, the other...
... error messages to -FRU Index Beep Symptom FRU/Action 9 beeps Fatal error indicating a serious AMIBIOS ROM checksum error problem with the system. Before declaring the motherboard beyond all expansion 10 beeps cards except the video adapter. Insert the cards back into the system one of the first error message, the other...
Lenovo H4 Series Hardware Maintenance Manual V2.0
Page 40
It provides basic computer functions and supports a variety of below system boards was preinstalled on the system board The system board (sometimes called the motherboard) is the main circuit board in connector PCI Express x16 graphics adapter connector (Some models are equipped with a graphics card) PCI Express x1 adapter connector (...
It provides basic computer functions and supports a variety of below system boards was preinstalled on the system board The system board (sometimes called the motherboard) is the main circuit board in connector PCI Express x16 graphics adapter connector (Some models are equipped with a graphics card) PCI Express x1 adapter connector (...
Lenovo H4 Series Hardware Maintenance Manual V2.0
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...heatsink assembly back onto the system board. 12. Refer to "Replacing the heatsink assembly". 3. Each drop of the microprocessor. Replacing the motherboard To replace the motherboard: 1. Refer to "Replacing the CPU". 6. Remove the CPU. Refer to the system board. 13. Reconnect the disconnected cables to ... assembly. Refer to "Replacing a PCIE adapter". 5. Refer to "Replacing a memory module". 4. Remove the 6 screws that secure the motherboard to "Removing the computer cover". 2. Remove the computer cover. Remove the memory module. Remove all the cables from the...
...heatsink assembly back onto the system board. 12. Refer to "Replacing the heatsink assembly". 3. Each drop of the microprocessor. Replacing the motherboard To replace the motherboard: 1. Refer to "Replacing the CPU". 6. Remove the CPU. Refer to the system board. 13. Reconnect the disconnected cables to ... assembly. Refer to "Replacing a PCIE adapter". 5. Refer to "Replacing a memory module". 4. Remove the 6 screws that secure the motherboard to "Removing the computer cover". 2. Remove the computer cover. Remove the memory module. Remove all the cables from the...
Lenovo H4 Series Hardware Maintenance Manual V2.0
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...12. Refer to "Identifying parts on the system board". 54 Slide and then lift the motherboard out of the Safety and Warranty Guide or HMM, go to the Support Web site at: http://consumersupport.lenovo.com To replace the system fan assembly: 1. Replacing the system fan assembly Attention Do not ... or in . 10. Hardware Maintenance Manual 8. Locate the system fan assembly. Refer to "Removing the computer cover". 2. Align then insert the new motherboard and screw it in the Hardware Maintenance Manual (HMM) for the computer. To obtain copies of the chassis. 9. Refer to the new...
...12. Refer to "Identifying parts on the system board". 54 Slide and then lift the motherboard out of the Safety and Warranty Guide or HMM, go to the Support Web site at: http://consumersupport.lenovo.com To replace the system fan assembly: 1. Replacing the system fan assembly Attention Do not ... or in . 10. Hardware Maintenance Manual 8. Locate the system fan assembly. Refer to "Removing the computer cover". 2. Align then insert the new motherboard and screw it in the Hardware Maintenance Manual (HMM) for the computer. To obtain copies of the chassis. 9. Refer to the new...
Lenovo H4 Series Hardware Replacement Guide V1.0
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... factory-installed or that are equipped with a WIFI card or TV tuner card) Identifying parts on the system board The system board (sometimes called the motherboard) is the main circuit board in your computer.). Hardware Replacement Guide 31045292_H4_HRG_EN_V1.0.indd 8 2010.9.19 11:11:12 AM The following illustrations show the locations...
... factory-installed or that are equipped with a WIFI card or TV tuner card) Identifying parts on the system board The system board (sometimes called the motherboard) is the main circuit board in your computer.). Hardware Replacement Guide 31045292_H4_HRG_EN_V1.0.indd 8 2010.9.19 11:11:12 AM The following illustrations show the locations...