Lenovo G770 Userguide V1.0
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Lenovo G770 User Guide V1.0 Read the safety notices and important tips in the included manuals before using your computer.
Lenovo G770 User Guide V1.0 Read the safety notices and important tips in the included manuals before using your computer.
Lenovo G770 Hardware Maintenance Manual V1.0
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... discs 23 Passwords 24 Power-on password 24 Supervisor password 24 Power management 25 Screen blank mode 25 Sleep (standby) mode 25 Hibernation mode 26 Lenovo G770 27 Specifications 27 Status indicators 29 Fn key combinations 31 FRU replacement notices 32 Screw notices 32 Removing and replacing an FRU 33 1010 Battery...
... discs 23 Passwords 24 Power-on password 24 Supervisor password 24 Power management 25 Screen blank mode 25 Sleep (standby) mode 25 Hibernation mode 26 Lenovo G770 27 Specifications 27 Status indicators 29 Fn key combinations 31 FRU replacement notices 32 Screw notices 32 Removing and replacing an FRU 33 1010 Battery...
Lenovo G770 Hardware Maintenance Manual V1.0
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..., make sure to troubleshoot problems. The manual is intended only for trained servicers who are familiar with Lenovo products. iv About this manual This manual contains service and reference information for the following Lenovo product: Lenovo G770 Use this manual to troubleshoot problems effectively. Important: This manual is divided into the following sections: •...
..., make sure to troubleshoot problems. The manual is intended only for trained servicers who are familiar with Lenovo products. iv About this manual This manual contains service and reference information for the following Lenovo product: Lenovo G770 Use this manual to troubleshoot problems effectively. Important: This manual is divided into the following sections: •...
Lenovo G770 Hardware Maintenance Manual V1.0
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... louvers on the machine help to prevent the overheating of the machine. Never move suddenly or twist when you can be hazardous to your back. Lenovo G770 Hardware Maintenance Manual General safety Follow these rules below to ensure general safety: • Observe a good housekeeping in the area where the machines are put...
... louvers on the machine help to prevent the overheating of the machine. Never move suddenly or twist when you can be hazardous to your back. Lenovo G770 Hardware Maintenance Manual General safety Follow these rules below to ensure general safety: • Observe a good housekeeping in the area where the machines are put...
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... touch live electrical circuits with the power on when they are removed from their normal operating places in your work area. The surface is conductive; Lenovo G770 Hardware Maintenance Manual • Always look carefully for possible hazards in a machine: -
... touch live electrical circuits with the power on when they are removed from their normal operating places in your work area. The surface is conductive; Lenovo G770 Hardware Maintenance Manual • Always look carefully for possible hazards in a machine: -
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... use have been certified (ISO 9000) as those listed below, to any frame ground, ground braid, or greenwire ground. - When working on ac-operated computers. Lenovo G770 Hardware Maintenance Manual Handling devices that are all at the same charge. Notes: The use an ESD common ground or reference point. Grounding requirements Electrical...
... use have been certified (ISO 9000) as those listed below, to any frame ground, ground braid, or greenwire ground. - When working on ac-operated computers. Lenovo G770 Hardware Maintenance Manual Handling devices that are all at the same charge. Notes: The use an ESD common ground or reference point. Grounding requirements Electrical...
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... conform to the requirements of the International Electrotechnical Commission (IEC) 825 and CENELEC EN 60 825 for Class 1 laser products. Lenovo G770 Hardware Maintenance Manual Laser compliance statement Some models of Lenovo computer are no serviceable parts inside those specified herein might result in hazardous radiation exposure. Such devices are also sold separately...
... conform to the requirements of the International Electrotechnical Commission (IEC) 825 and CENELEC EN 60 825 for Class 1 laser products. Lenovo G770 Hardware Maintenance Manual Laser compliance statement Some models of Lenovo computer are no serviceable parts inside those specified herein might result in hazardous radiation exposure. Such devices are also sold separately...
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... a system board" on page 17 • "Important information about replacing RoHS compliant FRUs" on the customer support site: http://consumersupport.lenovo.com/. The BIOS and device drivers are posted on page 18 Important: BIOS and device driver fixes are installed before completing the service action... 3. Follow the directions on page 16 - To download software fixes, drivers, and BIOS, follow the steps below: 1. Lenovo G770 Hardware Maintenance Manual Important service information This chapter presents the following important service information: • "Strategy for replacing FRUs" on...
... a system board" on page 17 • "Important information about replacing RoHS compliant FRUs" on the customer support site: http://consumersupport.lenovo.com/. The BIOS and device drivers are posted on page 18 Important: BIOS and device driver fixes are installed before completing the service action... 3. Follow the directions on page 16 - To download software fixes, drivers, and BIOS, follow the steps below: 1. Lenovo G770 Hardware Maintenance Manual Important service information This chapter presents the following important service information: • "Strategy for replacing FRUs" on...
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... in Electrical and Electronic Equipment Directive (2002/95/EC) is a European Union legal requirement affecting the global electronics industry. Lenovo G770 Hardware Maintenance Manual Important information about replacing RoHS compliant FRUs RoHS, The Restriction of the order. 18 RoHS compliant FRUs have... the market after the RoHS implementation date, failed RoHS compliant parts must also be ready to have unique FRU part numbers. Lenovo plans to transit to RoHS compliance well before June 2006 Products marketed after June 2006 Current or original part Replacement FRU Current ...
... in Electrical and Electronic Equipment Directive (2002/95/EC) is a European Union legal requirement affecting the global electronics industry. Lenovo G770 Hardware Maintenance Manual Important information about replacing RoHS compliant FRUs RoHS, The Restriction of the order. 18 RoHS compliant FRUs have... the market after the RoHS implementation date, failed RoHS compliant parts must also be ready to have unique FRU part numbers. Lenovo plans to transit to RoHS compliance well before June 2006 Products marketed after June 2006 Current or original part Replacement FRU Current ...
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... • Scratched (cosmetic) parts • Distortion, deformation, or discoloration of an incorrect AC adapter on laptop products The following information in which the machine failed 4. Lenovo G770 Hardware Maintenance Manual What to do first When you do return an FRU, you attach to it may be a symptom of unauthorized service or modification...
... • Scratched (cosmetic) parts • Distortion, deformation, or discoloration of an incorrect AC adapter on laptop products The following information in which the machine failed 4. Lenovo G770 Hardware Maintenance Manual What to do first When you do return an FRU, you attach to it may be a symptom of unauthorized service or modification...
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... on the computer. 5. Measure the output voltage at the plug of the following : • Replace the system board. • If the problem persists, go to "Lenovo G770" on page 22 Checking the AC adapter You are servicing. 3. Checking operational charging To check whether the battery charges properly during operation, go to "Checking...
... on the computer. 5. Measure the output voltage at the plug of the following : • Replace the system board. • If the problem persists, go to "Lenovo G770" on page 22 Checking the AC adapter You are servicing. 3. Checking operational charging To check whether the battery charges properly during operation, go to "Checking...
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... for a while. Note: Recharging will be 4 to room temperature. The resistance must be continued for at room temperature for a moment (but do not click it . Lenovo G770 Hardware Maintenance Manual Perform operational charging. Turn off , replace the battery pack. If it return to 30 KΩ. under this condition the battery pack can...
... for a while. Note: Recharging will be 4 to room temperature. The resistance must be continued for at room temperature for a moment (but do not click it . Lenovo G770 Hardware Maintenance Manual Perform operational charging. Turn off , replace the battery pack. If it return to 30 KΩ. under this condition the battery pack can...
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... installed, the password prompt does not appear when the operating system is available, neither Lenovo nor Lenov authorized service technicians provide any Lenovo computer: the power-on by you might experience periods when no master HDP is booted. Lenovo G770 Hardware Maintenance Manual 7. The system board must enter the SVP in the BIOS Setup...
... installed, the password prompt does not appear when the operating system is available, neither Lenovo nor Lenov authorized service technicians provide any Lenovo computer: the power-on by you might experience periods when no master HDP is booted. Lenovo G770 Hardware Maintenance Manual 7. The system board must enter the SVP in the BIOS Setup...
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Pressing the power button. Lenovo G770 Hardware Maintenance Manual Hibernation mode In hibernation mode, the following conditions: • If a "hibernation time" has been set on , the computer returns from the hard ...
Pressing the power button. Lenovo G770 Hardware Maintenance Manual Hibernation mode In hibernation mode, the following conditions: • If a "hibernation time" has been set on , the computer returns from the hard ...
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Lenovo G770 Lenovo G770 This chapter presents the following product-specific service references and product-specific parts information: • "Specifications" on page 27 • "Status indicators" on page 29 ... an FRU" on page 33 • "Locations" on page 66 • "Parts list" on page 69 Specifications The following table lists the specifications of the Lenovo G770: Table 1. Specifications Feature Description Processor • Intel Huron River Core Chipset • Intel HM65 Bus architecture Graphic Chipset Display Standard memory CMOS RAM Hard disk...
Lenovo G770 Lenovo G770 This chapter presents the following product-specific service references and product-specific parts information: • "Specifications" on page 27 • "Status indicators" on page 29 ... an FRU" on page 33 • "Locations" on page 66 • "Parts list" on page 69 Specifications The following table lists the specifications of the Lenovo G770: Table 1. Specifications Feature Description Processor • Intel Huron River Core Chipset • Intel HM65 Bus architecture Graphic Chipset Display Standard memory CMOS RAM Hard disk...
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Lenovo G770 Hardware Maintenance Manual Table 1. Specifications (continued) Feature I/O port Audio Video Ethernet (on the system board) PCI Express Mini Card slot WLAN WWAN Bluetooth Keyboard Touch ... • 1 slot for WLAN card (half size) • Intel WiMAX/Wifi 6250AGN • Intel WiMAX/Wifi 6150AGN • design ready • BT2.1 EDR • 6 rows Lenovo Chiclet Keyboard • Two clicks with Rubber-Dome • 2.0M pixies • 48WH, 6 cell cylindrical Li-ion Battery • 20V 65/90W • Windows 7, Free...
Lenovo G770 Hardware Maintenance Manual Table 1. Specifications (continued) Feature I/O port Audio Video Ethernet (on the system board) PCI Express Mini Card slot WLAN WWAN Bluetooth Keyboard Touch ... • 1 slot for WLAN card (half size) • Intel WiMAX/Wifi 6250AGN • Intel WiMAX/Wifi 6150AGN • design ready • BT2.1 EDR • 6 rows Lenovo Chiclet Keyboard • Two clicks with Rubber-Dome • 2.0M pixies • 48WH, 6 cell cylindrical Li-ion Battery • 20V 65/90W • Windows 7, Free...
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Lenovo G770 Status indicators The system status indicators below show the computer status: a b G770 c d ef 29
Lenovo G770 Status indicators The system status indicators below show the computer status: a b G770 c d ef 29
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...) The battery is on battery power with the remaining power between 5% and 20% of its capacity. e Wireless status White: The wireless LAN radio is enabled. Lenovo G770 Hardware Maintenance Manual Table 2. Status indicators Indicator Meaning a Caps lock White: Caps Lock mode is turned on . Amber: The computer is on and connected to...
...) The battery is on battery power with the remaining power between 5% and 20% of its capacity. e Wireless status White: The wireless LAN radio is enabled. Lenovo G770 Hardware Maintenance Manual Table 2. Status indicators Indicator Meaning a Caps lock White: Caps Lock mode is turned on . Amber: The computer is on and connected to...
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... select this notebook or an external display. Fn + F6: Fn + F9: Enable/Disable the touchpad. Enable/Disable the scroll lock. Increase/Decrease sound volume. 31 Lenovo G770 Fn key combinations The following table shows the function of each combination of Windows Media Player. Activate the system request. Increase/Decrease display brightness. Enter...
... select this notebook or an external display. Fn + F6: Fn + F9: Enable/Disable the touchpad. Enable/Disable the scroll lock. Increase/Decrease sound volume. 31 Lenovo G770 Fn key combinations The following table shows the function of each combination of Windows Media Player. Activate the system request. Increase/Decrease display brightness. Enter...
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...that you removed. Use a new one . Never use the correct screws. Screw notices Loose screws can cause a reliability problem. In the Lenovo computer, this problem is addressed with special nylon-coated screws that all screws firmly to the torque shown in your tool bag. • Always...Cross-section) • Logic card to removing and replacing parts. Read this machine: • Keep the screw kit in the table. Lenovo G770 Hardware Maintenance Manual FRU replacement notices This section presents notices related to plastic Turn an additional 180° after the screw head touches the ...
...that you removed. Use a new one . Never use the correct screws. Screw notices Loose screws can cause a reliability problem. In the Lenovo computer, this problem is addressed with special nylon-coated screws that all screws firmly to the torque shown in your tool bag. • Always...Cross-section) • Logic card to removing and replacing parts. Read this machine: • Keep the screw kit in the table. Lenovo G770 Hardware Maintenance Manual FRU replacement notices This section presents notices related to plastic Turn an additional 180° after the screw head touches the ...