Lenovo Safety and Warranty Guide V1.0.0
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Handle adapters, memory modules, and other circuit boards by the product manufacturer. The power cords shall be used accordingly. Never wrap a power cord around you. • Always handle ...
Handle adapters, memory modules, and other circuit boards by the product manufacturer. The power cords shall be used accordingly. Never wrap a power cord around you. • Always handle ...
Lenovo H4 Series Hardware Maintenance Manual V2.0
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... RS760)....62 Power management 62 Appendix. Statement 63 ii Replacing hardware 41 Removing the computer cover 41 Removing and replacing the front bezel 42 Replacing a memory module 43 Replacing the hard disk drive 45 Replacing an optical drive 46 Replacing a PCIE adapter 47 Replacing the heatsink assembly 48 Replacing the CPU...
... RS760)....62 Power management 62 Appendix. Statement 63 ii Replacing hardware 41 Removing the computer cover 41 Removing and replacing the front bezel 42 Replacing a memory module 43 Replacing the hard disk drive 45 Replacing an optical drive 46 Replacing a PCIE adapter 47 Replacing the heatsink assembly 48 Replacing the CPU...
Lenovo H4 Series Hardware Maintenance Manual V2.0
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... type model and FRU part number is a European Union legal requirement affecting the global electronics industry. hard disk drive, system board, microprocessor, LCD, and memory) •• eSupport can be used to view the complete list of FRUs for a machine type and model. •• To view the complete... list of FRUs at the following Web site: http://www.lenovo.com/support •• To view the key commodities: 1. For the remaining FRUs (the complete list of FRUs for your browser to have RoHS...
... type model and FRU part number is a European Union legal requirement affecting the global electronics industry. hard disk drive, system board, microprocessor, LCD, and memory) •• eSupport can be used to view the complete list of FRUs for a machine type and model. •• To view the complete... list of FRUs at the following Web site: http://www.lenovo.com/support •• To view the key commodities: 1. For the remaining FRUs (the complete list of FRUs for your browser to have RoHS...
Lenovo H4 Series Hardware Maintenance Manual V2.0
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...on the system. Check all external devices. 2. General Checkout 4Chapter 4. General Checkout Attention The drives in quiet mode (no beep, no memory count and checkpoint code display) when no errors are servicing might cause false errors and unnecessary replacement of the problem: 1. Notes •... The default is found by POST. • To enable beep, memory count, and checkpoint code display when a successful POST occurs, do the following procedure to boot up in the computer you select an ...
...on the system. Check all external devices. 2. General Checkout 4Chapter 4. General Checkout Attention The drives in quiet mode (no beep, no memory count and checkpoint code display) when no errors are servicing might cause false errors and unnecessary replacement of the problem: 1. Notes •... The default is found by POST. • To enable beep, memory count, and checkpoint code display when a successful POST occurs, do the following procedure to boot up in the computer you select an ...
Lenovo H4 Series Hardware Maintenance Manual V2.0
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...all hope, eliminate the possibility 5 beeps of the add-in cards 7 beeps is an Display memory error (system video 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 ...8042 Gate A20 test error (cannot manufacturer's technical support. The following tables describes beep symptoms. Beep Symptom 1 beep Memory refresh timer error FRU/Action Reseat the memory, or replace with known good modules. 2 beeps Parity error in card, replace or reseat the adapter) video ...
...all hope, eliminate the possibility 5 beeps of the add-in cards 7 beeps is an Display memory error (system video 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 ...8042 Gate A20 test error (cannot manufacturer's technical support. The following tables describes beep symptoms. Beep Symptom 1 beep Memory refresh timer error FRU/Action Reseat the memory, or replace with known good modules. 2 beeps Parity error in card, replace or reseat the adapter) video ...
Lenovo H4 Series Hardware Maintenance Manual V2.0
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... by a malfunctioning add-in cards is causing the malfunction. This series of the first error message, the other expansion cards Cache memory test failed are generated error when all other error messages probably will reveal the malfunctioning card. Symptom-to appear. When you turn ...cards except the video adapter. Chapter 7. POST does the following operations. • Checks some basic system-board operations • Checks the memory operation • Starts the video operation • Verifies that check the operation of the add-in card. This will not appear on ...
... by a malfunctioning add-in cards is causing the malfunction. This series of the first error message, the other expansion cards Cache memory test failed are generated error when all other error messages probably will reveal the malfunctioning card. Symptom-to appear. When you turn ...cards except the video adapter. Chapter 7. POST does the following operations. • Checks some basic system-board operations • Checks the memory operation • Starts the video operation • Verifies that check the operation of the add-in card. This will not appear on ...
Lenovo H4 Series Hardware Maintenance Manual V2.0
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...is jumpered as a slave. 1. Remove or disconnect the following components (if installed) one at a time. a. Any adapters c. Extended video memory e. If all devices and adapters have bootable media. Symptom-to-FRU Index POST Error Message Reboot and Select proper Boot device or Insert Boot ... b. Hard disk drive h. Repeat steps 1 through 3 until you have been removed, and the problem continues, replace the system board. 33 Memory modules d. External Cache f. Power-on the computer to find the failing device or adapter. Make sure you find a suitable boot device. Chapter 7.
...is jumpered as a slave. 1. Remove or disconnect the following components (if installed) one at a time. a. Any adapters c. Extended video memory e. If all devices and adapters have bootable media. Symptom-to-FRU Index POST Error Message Reboot and Select proper Boot device or Insert Boot ... b. Hard disk drive h. Repeat steps 1 through 3 until you have been removed, and the problem continues, replace the system board. 33 Memory modules d. External Cache f. Power-on the computer to find the failing device or adapter. Make sure you find a suitable boot device. Chapter 7.
Lenovo H4 Series Hardware Maintenance Manual V2.0
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Locations Microprocessor fan and heatsink Memory modules PCI Express adapter card PCI Express adapter connectors Power supply System fan Optical drive Hard disk drive Locating connectors on the front of the computer The following illustration shows the location of connectors on the front of the computer. 35 Chapter 8.
Locations Microprocessor fan and heatsink Memory modules PCI Express adapter card PCI Express adapter connectors Power supply System fan Optical drive Hard disk drive Locating connectors on the front of the computer The following illustration shows the location of connectors on the front of the computer. 35 Chapter 8.
Lenovo H4 Series Hardware Maintenance Manual V2.0
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... show the placement of connectors on your computer may not be placed in a vertical position. Hardware Maintenance Manual 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 identical but not all models.
... show the placement of connectors on your computer may not be placed in a vertical position. Hardware Maintenance Manual 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 identical but not all models.
Lenovo H4 Series Hardware Maintenance Manual V2.0
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Locations 1 2 3 45 16 6 15 14 13 7 12 11 10 9 8 Microprocessor and heatsink Microprocessor fan connector Memory connector Memory connector Thermal sensor header connector Power connector SATA IDE connectors (4) Front panel connector Clear CMOS Front USB 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 39 Chapter 8.
Locations 1 2 3 45 16 6 15 14 13 7 12 11 10 9 8 Microprocessor and heatsink Microprocessor fan connector Memory connector Memory connector Thermal sensor header connector Power connector SATA IDE connectors (4) Front panel connector Clear CMOS Front USB 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 39 Chapter 8.
Lenovo H4 Series Hardware Maintenance Manual V2.0
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Hardware Maintenance Manual 16 1 2 34 5 15 6 14 13 12 11 10 9 Microprocessor and heatsink Microprocessor fan connector Memory connector Memory connector Thermal sensor header connector Power connector SATA IDE connectors (4) Front panel connector Front USB connectors (2) Clear CMOS 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 7 8 40
Hardware Maintenance Manual 16 1 2 34 5 15 6 14 13 12 11 10 9 Microprocessor and heatsink Microprocessor fan connector Memory connector Memory connector Thermal sensor header connector Power connector SATA IDE connectors (4) Front panel connector Front USB connectors (2) Clear CMOS 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 7 8 40
Lenovo H4 Series Hardware Maintenance Manual V2.0
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... and all cables attached to the computer. Remove the two screws that secure the computer cover at : http://consumersupport.lenovo.com Note Use only parts provided by Lenovo. Remove any media (disks, CDs, or memory cards) from electrical outlets. 3. Unplug all power cords from the drives, shut down the operating system, and turn...
... and all cables attached to the computer. Remove the two screws that secure the computer cover at : http://consumersupport.lenovo.com Note Use only parts provided by Lenovo. Remove any media (disks, CDs, or memory cards) from electrical outlets. 3. Unplug all power cords from the drives, shut down the operating system, and turn...
Lenovo H4 Series Hardware Maintenance Manual V2.0
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Replacing hardware 2. Replacing a memory module Attention Do not remove the computer cover or attempt any repairs before reading the "Important safety information" in the Safety and Warranty Guide that ... site at the bottom and top of the bezel with your computer or in the chassis, and then snap it into position at : http://consumersupport.lenovo.com 43 To reinstall the bezel, align the plastic tabs on the bottom of the chassis. 4.
Replacing hardware 2. Replacing a memory module Attention Do not remove the computer cover or attempt any repairs before reading the "Important safety information" in the Safety and Warranty Guide that ... site at the bottom and top of the bezel with your computer or in the chassis, and then snap it into position at : http://consumersupport.lenovo.com 43 To reinstall the bezel, align the plastic tabs on the bottom of the chassis. 4.
Lenovo H4 Series Hardware Maintenance Manual V2.0
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... into the connector until the retaining clips close. 5. Refer to "Removing the computer cover". Hardware Maintenance Manual To replace a memory module: 1. Remove the computer cover. Locate the memory module connectors. Remove the memory module to be helpful to "Locating components". 3. Note It may be replaced by opening the retaining clips as shown. 4. Refer...
... into the connector until the retaining clips close. 5. Refer to "Removing the computer cover". Hardware Maintenance Manual To replace a memory module: 1. Remove the computer cover. Locate the memory module connectors. Remove the memory module to be helpful to "Locating components". 3. Note It may be replaced by opening the retaining clips as shown. 4. Refer...
Lenovo H4 Series Hardware Maintenance Manual V2.0
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.... Remove the 6 screws that secure the motherboard to the "Completing the installation". Refer to the chassis. 7. Refer to "Replacing a memory module". 4. Remove the heatsink assembly. Refer to "Removing the computer cover". 2. Remove all the cables from the motherboard. 53 Each drop of the microprocessor. Refer ...
.... Remove the 6 screws that secure the motherboard to the "Completing the installation". Refer to the chassis. 7. Refer to "Replacing a memory module". 4. Remove the heatsink assembly. Refer to "Removing the computer cover". 2. Remove all the cables from the motherboard. 53 Each drop of the microprocessor. Refer ...
Lenovo H4 Series Hardware Maintenance Manual V2.0
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... of the computer". Replacing hardware Replacing the keyboard Attention Do not remove the computer cover or attempt any media (disks, CDs, or memory cards) from the drives, shut down the operating system, and turn off the computer and all power cords from the computer and connect... the new keyboard cable to the same connector. 5. Note Your keyboard may be connected to the standard keyboard connector at : http://consumersupport.lenovo.com To replace the keyboard: 1. Remove any repairs before reading the "Important safety information" in the Safety and Warranty Guide that was ...
... of the computer". Replacing hardware Replacing the keyboard Attention Do not remove the computer cover or attempt any media (disks, CDs, or memory cards) from the drives, shut down the operating system, and turn off the computer and all power cords from the computer and connect... the new keyboard cable to the same connector. 5. Note Your keyboard may be connected to the standard keyboard connector at : http://consumersupport.lenovo.com To replace the keyboard: 1. Remove any repairs before reading the "Important safety information" in the Safety and Warranty Guide that was ...
Lenovo H4 Series Hardware Maintenance Manual V2.0
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... the rear of the computer". Hardware Maintenance Manual Replacing the mouse Attention Do not remove the computer cover or attempt any media (disks, CDs, or memory cards) from the drives, shut down the operating system, and turn off the computer and all power cords from the computer. 5. Locate the connector for...
... the rear of the computer". Hardware Maintenance Manual Replacing the mouse Attention Do not remove the computer cover or attempt any media (disks, CDs, or memory cards) from the drives, shut down the operating system, and turn off the computer and all power cords from the computer. 5. Locate the connector for...
Lenovo H4 Series Hardware Maintenance Manual V2.0
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...". Disconnect the defective speaker cable from electrical outlets. 3. Refer to the same connector. 5. Replacing hardware Replacing the external speaker 1. Remove any media (disks, CDs, or memory cards) from the drives, shut down the operating system, and turn off the computer and all power cords from the computer and connect the new...
...". Disconnect the defective speaker cable from electrical outlets. 3. Refer to the same connector. 5. Replacing hardware Replacing the external speaker 1. Remove any media (disks, CDs, or memory cards) from the drives, shut down the operating system, and turn off the computer and all power cords from the computer and connect the new...
Lenovo H4 Series User Guide V1.0
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Blocked air vents can cause thermal problems. Power button Optical Drive (selected models only) Memory card reader (selected models only) USB connector (2) Headphone connector Microphone connector Note: This computer only can be placed in a vertical position. 2 User Guide 1.1 Front view of the chassis Attention: Be sure not to block any air vents on the computer.
Blocked air vents can cause thermal problems. Power button Optical Drive (selected models only) Memory card reader (selected models only) USB connector (2) Headphone connector Microphone connector Note: This computer only can be placed in a vertical position. 2 User Guide 1.1 Front view of the chassis Attention: Be sure not to block any air vents on the computer.
Lenovo H4 Series User Guide V1.0
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TV antenna To connect the signal input cable for CATV (Some connector (F type) models are equipped with Memory Card Reader Connector, it is able to read/write data from SD, SDHC; MS, MS pro; Ethernet Use this connector to attach the computer to ...
TV antenna To connect the signal input cable for CATV (Some connector (F type) models are equipped with Memory Card Reader Connector, it is able to read/write data from SD, SDHC; MS, MS pro; Ethernet Use this connector to attach the computer to ...