Page 5 - Contents; iii
Contents Chapter 1. About this manual . . . . . 1 Important safety information . . . . . . . . . 1 Important information about replacing RoHS compliant FRUs . . . . . . . . . . . . . 2 Chapter 2. Safety information . . . . . 3 General safety . . . . . . . . . . . . . . 3 Electrical safety . . . . . ...
Page 6 - Notices; iv
Appendix. Notices . . . . . . . . . 313 Television output notice . . . . . . . . . . 314 Trademarks . . . . . . . . . . . . . . 314 iv Hardware Maintenance Manual
Page 7 - Important
Chapter 1. About this manual This manual contains service and reference information for ThinkCentre ® computer machine types listed on the front cover. This manual is intended only for trained Service Providers who are familiar with Lenovo ® computer products. Note: Be sure to read and understand th...
Page 9 - General
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...
Page 15 - Do
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...
Page 20 - PERIGO; Para
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...
Page 27 - DANGER; Connexion
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...
Page 28 - pas
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 ...
Page 46 - Specifications; Dimensions
Specifications This section lists the physical specifications for your computer. Dimensions Width: 275 mm (10.83 inches) Height: 80 mm (3.15 inches) Depth: 238 mm (9.37 inches) Weight Note: The weight does not include the power supply or any external cables. Maximum configuration as shipped: 4.18 kg...
Page 47 - Attention
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...
Page 51 - Lenovo
Chapter 5. Diagnostics Note: The diagnostic programs are only available on computers that have an internal hard disk drive and preinstalled software from Lenovo. Diagnostic programs are used to test hardware components of your computer and report operating-system-controlled settings that can cause h...
Page 54 - Enter; Viewing
v Date: Contains the date when the diagnostic test was run. The date is retrieved from CMOS and displayed using the YYYYMMDD format. v ChkDigits: Contains a 2-digit check-digit value to ensure the following: – Diagnostics were run on the specified date. – Diagnostics were run on the specified comput...
Page 59 - Hard; Error
Chapter 7. Symptom-to-FRU index The Symptom-to-FRU index lists error symptoms and possible causes. The most likely cause is listed first. Always begin with the Chapter 4, “General checkout,” on page 41. You can use this index to help you decide which FRUs are needed when servicing a computer. If you...
Page 80 - POST
POST error codes Each time you power-on the system, it performs a series of tests that check the operation of the system and some options. This series of tests is called the Power-On Self-Test , or POST . POST does the following operations. v Checks some basic system-board operations v Checks the me...
Page 91 - ThinkCentre
Replacing the battery Attention Do not open your computer or attempt any repair before reading and understanding the “Important safety information” in the ThinkCentre Safety and Warranty Guide that came with your computer. To obtain a copy of the ThinkCentre Safety and Warranty Guide , go to: http:/...
Page 115 - CRU; Machine; Item
Chapter 9. FRU lists This chapter lists the information on the field replaceable units (FRUs). Attention: Be sure to read and understand all the safety information before replacing any FRUs. Note: In the following tables, a customer replaceable unit (CRU) is identified as either ″ 1 ″ , ″ 2 ″ , or &...
Page 315 - BIOS
Chapter 10. Additional service information This chapter provides additional information that the service representative might find helpful. Security features Security features in this section include the following: v Passwords v Vital Product Data v Secure Managed Client (some models) Hardware contr...