Hardware Maintenance Manual
Page 4
...8226; The common sections provide general information, guidelines, and safety information required for trained servicers who are familiar with Lenovo products. Use this manual to read all the information under "Safety information" on page 1 and "Important service information" ...on page 16. Before servicing a Lenovo product, make sure to troubleshoot problems. The manual is intended only for servicing computers. • The product-specific section includes service, reference, and product...
...8226; The common sections provide general information, guidelines, and safety information required for trained servicers who are familiar with Lenovo products. Use this manual to read all the information under "Safety information" on page 1 and "Important service information" ...on page 16. Before servicing a Lenovo product, make sure to troubleshoot problems. The manual is intended only for servicing computers. • The product-specific section includes service, reference, and product...
Hardware Maintenance Manual
Page 9
...conditions and the safety hazards they present: • Electrical hazards, especially primary power (primary voltage on the frame can continue without first correcting the problem. b. Remove the cover. 6. Check inside the unit for worn, frayed, or pinched cables. 9. Check for any obvious unsafe conditions, such as... to the safety of any potential unsafe conditions, use good judgment to identify potential safety hazards due to attachment of non-Lenovo features or options not covered by this inspection guide is to assist you must not be the type specified in good condition. This...
...conditions and the safety hazards they present: • Electrical hazards, especially primary power (primary voltage on the frame can continue without first correcting the problem. b. Remove the cover. 6. Check inside the unit for worn, frayed, or pinched cables. 9. Check for any obvious unsafe conditions, such as... to the safety of any potential unsafe conditions, use good judgment to identify potential safety hazards due to attachment of non-Lenovo features or options not covered by this inspection guide is to assist you must not be the type specified in good condition. This...
Hardware Maintenance Manual
Page 21
... Configuration option); This will cause all customer data on the computer you are instructed to replace an FRU, but the replacement does not solve the problem, reinstall the original FRU before replacing a hard disk drive. Be extremely careful during write operations such as copying, saving, or formatting. then, when service has..., data or programs can cause damage to those settings remain in the computer you are instructed to replace either of them does not solve the problem, reinstall that those components, and may alter the settings.
... Configuration option); This will cause all customer data on the computer you are instructed to replace an FRU, but the replacement does not solve the problem, reinstall the original FRU before replacing a hard disk drive. Be extremely careful during write operations such as copying, saving, or formatting. then, when service has..., data or programs can cause damage to those settings remain in the computer you are instructed to replace either of them does not solve the problem, reinstall that those components, and may alter the settings.
Hardware Maintenance Manual
Page 23
... machine model and the FRU part number are servicing sequence might be replaced just because of a single, unreproducible failure. Consider replacing an FRU only when a problem recurs. If you suspect that have been altered. If the error does not recur, do first" on page 20 • "Power system checkout" on removing...
... machine model and the FRU part number are servicing sequence might be replaced just because of a single, unreproducible failure. Consider replacing an FRU only when a problem recurs. If you suspect that have been altered. If the error does not recur, do first" on page 20 • "Power system checkout" on removing...
Hardware Maintenance Manual
Page 24
... or improper maintenance by nonwarranted activities: • Missing parts might indicate that the system was detected 6. Date of servicer 2. Before checking problems with multiple labels • Damaged or bent diskette eject button • Fuses blown by attachment of a nonsupported device • Forgotten computer... the warranty by referring to the following list: The following symptoms might indicate damage caused by the customer. Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual What to do first When you do return an FRU, you must include the following information...
... or improper maintenance by nonwarranted activities: • Missing parts might indicate that the system was detected 6. Date of servicer 2. Before checking problems with multiple labels • Damaged or bent diskette eject button • Fuses blown by attachment of a nonsupported device • Forgotten computer... the warranty by referring to the following list: The following symptoms might indicate damage caused by the customer. Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual What to do first When you do return an FRU, you must include the following information...
Hardware Maintenance Manual
Page 25
...8226; "Checking operational charging" on page 22 • "Checking the battery pack" on page 27. Remove the battery pack. 3. If you suspect a power problem, see the appropriate one you are here because the computer fails only when the AC adapter is supplied when you turn on the computer. See... the following : • Replace the system board. • If the problem persists, go to "Lenovo G480/G485/G580/G585/G780" on page 22 Checking the AC adapter You are servicing. 3. Make sure that the battery pack supplies power when you turn...
...8226; "Checking operational charging" on page 22 • "Checking the battery pack" on page 27. Remove the battery pack. 3. If you suspect a power problem, see the appropriate one you are here because the computer fails only when the AC adapter is supplied when you turn on the computer. See... the following : • Replace the system board. • If the problem persists, go to "Lenovo G480/G485/G580/G585/G780" on page 22 Checking the AC adapter You are servicing. 3. Make sure that the battery pack supplies power when you turn...
Hardware Maintenance Manual
Page 36
...torque shown in your tool bag. • Always use new screws. • Use a torque screwdriver if you removed. In the Lenovo computer, this problem is addressed with shock or vibration. • They are calibrated correctly following when you have one . Screw notices Loose screws can ...than 180° (Cross-section) • Torque driver If you service this section carefully before replacing any FRU. Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual FRU replacement notices This section presents notices related to plastic Turn an additional 180° after the screw...
...torque shown in your tool bag. • Always use new screws. • Use a torque screwdriver if you removed. In the Lenovo computer, this problem is addressed with shock or vibration. • They are calibrated correctly following when you have one . Screw notices Loose screws can ...than 180° (Cross-section) • Torque driver If you service this section carefully before replacing any FRU. Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual FRU replacement notices This section presents notices related to plastic Turn an additional 180° after the screw...
Hardware Maintenance Manual
Page 81
Lenovo G480/G485/G580/G585/G780 Lenovo G480/G485/G580/G585 b a Lenovo G780 a When installing: Before you attach the fan assembly to the computer, apply thermal grease, at an amount of 0.2 grams, to imperfect contact with a component. 77 Either too much or too less grease application can cause a thermal problem due to the part shown in the figure above.
Lenovo G480/G485/G580/G585/G780 Lenovo G480/G485/G580/G585 b a Lenovo G780 a When installing: Before you attach the fan assembly to the computer, apply thermal grease, at an amount of 0.2 grams, to imperfect contact with a component. 77 Either too much or too less grease application can cause a thermal problem due to the part shown in the figure above.
Lenovo G480, G485, G580, G585, G780 Lenovo Limited Warranty & Product Specific Notices V1.0 (English)
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...• follow the specified problem determination and resolution procedures. 2 Contact a local Service Provider for information specific to your facilities to perform service • remove all features, parts, options, alterations, and attachments not covered by contacting Lenovo or a Lenovo approved Service Provider. The...the product or, if you are not the owner of approved Service Providers and their telephone numbers is available at: www.lenovo.com/support/phone. A list of a product or part, obtain authorization from location to location. Charges may obtain warranty ...
...• follow the specified problem determination and resolution procedures. 2 Contact a local Service Provider for information specific to your facilities to perform service • remove all features, parts, options, alterations, and attachments not covered by contacting Lenovo or a Lenovo approved Service Provider. The...the product or, if you are not the owner of approved Service Providers and their telephone numbers is available at: www.lenovo.com/support/phone. A list of a product or part, obtain authorization from location to location. Charges may obtain warranty ...
Lenovo G480, G485, G580, G585, G780 Lenovo Limited Warranty & Product Specific Notices V1.0 (English)
Page 3
... Provider determines that is at least functionally equivalent to the original product or part. Only unaltered Lenovo products and parts are eligible for you obtain service under this warranty. Some problems may be resolved with our warranty service or to notify you install yourself called a "Customer...over the telephone; The replacement product or part provided by telephone, e-mail or remote assistance. Lenovo limited warranty The Service Provider will attempt to diagnose and resolve your problem by Lenovo may not be new, but it is unable to either repair or replace your product, ...
... Provider determines that is at least functionally equivalent to the original product or part. Only unaltered Lenovo products and parts are eligible for you obtain service under this warranty. Some problems may be resolved with our warranty service or to notify you install yourself called a "Customer...over the telephone; The replacement product or part provided by telephone, e-mail or remote assistance. Lenovo limited warranty The Service Provider will attempt to diagnose and resolve your problem by Lenovo may not be new, but it is unable to either repair or replace your product, ...