Lenovo 8178 - Manuals
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Manual Lenovo 8178
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Contents Chapter 1. About this manual . . . . . 1 Important Safety Information . . . . . . . . . 1 Strategy for replacing FRUs for CTO, CMV, and GAV products . . . . . . . . . . . . . . . . 2 Product definition . . . . . . . . . . . 2 FRU Identification for CTO, CMV, and GAV products . . . . . . . ....
Locating components . . . . . . . . . . . 123 Identifying parts on the system board . . . . . 124 Removing and replacing memory . . . . . . 125 Removing and replacing a PCI adapter . . . . . 125 Removing and replacing the battery . . . . . . 127 Removing and replacing the power supply . . . 127 Remo...
Chapter 1. About this manual This manual contains service and reference information for ThinkCentre ® computers listed on the cover. It is intended only for trained servicers who are familiar with Lenovo computer products. Before servicing a Lenovo product, be sure to read the Safety Information. Se...
Chapter 2. Safety information This chapter contains the safety information that you need to be familiar with before servicing a computer. General safety Follow these rules to ensure general safety: v Observe good housekeeping in the area of the machines during and after maintenance. v When lifting a...
CAUTION: When replacing the lithium battery, use only Part Number 33F8354 or an equivalent type battery recommended by the manufacturer. If your system has a module containing a lithium battery, replace it only with the same module type made by the same manufacturer. The battery contains lithium and...
PERIGO A corrente elétrica proveniente de cabos de alimentação, de telefone e de comunicações é perigosa. Para evitar risco de choque elétrico: v Não conecte nem desconecte nenhum cabo ou execute instalação, manutenção ou reconfiguração deste produto durante uma tempestade com raios. v Conecte todos...
DANGER Le courant électrique provenant de l’alimentation, du téléphone et des câbles de transmission peut présenter un danger. Pour éviter tout risque de choc électrique : v Ne manipulez aucun câble et n’effectuez aucune opération d’installation, d’entretien ou de reconfiguration de ce produit au co...
ATTENTION: Remplacer la pile au lithium usagée par une pile de référence identique exclusivement, (référence 33F8354), ou suivre les instructions du fabricant qui en définit les équivalences. Si votre système est doté d’un module contenant une pile au lithium, vous devez le remplacer uniquement par ...
Chapter 4. General Checkout Attention The drives in the computer you are servicing might have been rearranged or the drive startup sequence changed. Be extremely careful during write operations such as copying, saving, or formatting. Data or programs can be overwritten if you select an incorrect dri...
Chapter 5. Diagnostics using PC-Doctor for DOS Diagnostics are provided by the PC-Doctor program for DOS. These include a full range of diagnostic utilities to determine the operating condition of the computer ’s hardware components. You can the run diagnostics from the Rescue and Recovery ™ workspa...
The Full Erase Hard Drive provides a DOS utility that performs the following: v Performs all the steps in Quick Erase. v Provides a DOS utility that writes random data to all sectors of the hard drive. v Provides an estimate of time to completion along with a visual representation of completion stat...
No-beep symptoms Symptom/Error FRU/Action No beep during POST but computer works correctly. System board No beep during POST. 1. See “Undetermined problems” on page 90. 2. System Board 3. Memory Module 4. Any Adapter or Device 5. Riser Card 6. Power Cord 7. Power Supply 84 Hardware Maintenance Manua...
Message/Symptom FRU/Action Some or all keys on the keyboard do not work 1. Keyboard 2. Keyboard Cable 3. System Board Undetermined problems Check the power supply voltages (see “Power Supply Errors” on page 59). If the voltages are correct, return here and continue with the following steps. 1. Power...
Chapter 8. Replacing FRUs (Types 8126, 8174, 8175, and 8176) Important Before you replace any FRU, read Chapter 2, “Safety information,” on page 5. These precautions and guidelines will help you work safely. FRU replacements are to be done by trained service technicians only. This chapter does not c...
Microprocessor 0.01 mL ofthermal grease 14. Place the fan and heat sink into position on the microprocessor. 15. When tightening the screws that clamp the heat sink, do not overtighten. Tighten the clamp screws evenly by tightening one side some and then the other until they are both snug. 16. Recon...
Chapter 11. FRU lists Note: A CRU (Customer Replaceable Unit) is identified by a single asterisk (*) or two asterisks (**) in the CRU ID column. An N in the CRU ID Column means that the part is not a CRU. A single asterisk (*) means that the part is a Tier 1 CRU; two asterisks (**) mean that the par...
1. Click Start from the desktop, then Programs . 2. Select SystemView Agent 3. Select the Serial Number Information icon 4. Click the plus sign to expand. 5. Select the component you want to view or edit. 6. Double click on the component you want to change. 7. Enter new data in the Value field, then...
5. On the Flash BIOS Update page, scroll down to locate the .txt file for the flash from the operating system version. Click the .txt file. 6. Print these instructions. This is very important because these instructions are not on the screen after the download begins. 7. From the browser, click Back ...
Appendix. Notices Lenovo may not offer the products, services, or features discussed in this document in all countries. Consult your local Lenovo representative for information on the products and services currently available in your area. Any reference to a Lenovo product, program, or service is no...
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