Lenovo N 500 Service Manual

Safety notice 8 
DANGER   
Before removing any FRU, power off the computer, unplug all power cords from 
electrical outlets, remove the battery pack, and then disconnect any interconnecting 
cables. 
Avant de retirer une unité remplaçable en clientèle, mettez le système hors tension, 
débranchez tous les cordons d’alimentation des socles de prise de courant, retirez la 
batterie et déconnectez tous les cordons d’interface. 
Die Stromzufuhr muß abgeschaltet, alle Stromkabel aus der Steckdose gezogen, der...

Laser compliance statement 
Some models of Lenovo 3000 computer are equipped from the factory with an 
optical storage device such as a CD-ROM drive or a DVD-ROM drive. Such 
devices are also sold separately as options. If one of these drives is installed, it is 
certified in the U.S. to conform to the requirements of the Department of Health 
and Human Services 21 Code of Federal Regulations (DHHS 21 CFR) Subchapter J 
for Class 1 laser products. Elsewhere, the drive is certified to conform to the...

A CD-ROM drive, a DVD-ROM drive, or any other storage device installed may 
contain an embedded Class 3A or Class 3B laser diode. Note the following: 
DANGER   
Emits visible and invisible laser radiation when open. Do not stare into the beam, do 
not view directly with optical instruments, and avoid direct exposure to the beam. 
Radiação por raio laser ao abrir. Não olhe fixo no feixe de luz, não olhe diretamente 
por meio de instrumentos óticos e evite exposição direta com o feixe de luz....

16 Lenovo 3000 N500 Hardware Maintenance Manual 

Important service information 
This chapter presents following important service information: 
v   
 “Strategy for replacing FRUs” 
– 
 
 “Strategy for replacing a hard disk drive” on page 18 
– 
 
 “Important notice for replacing a system board” on page 18 
– 
 
 “How to use error message” on page 18
v
   
 “Strategy for replacing FRUs for CTO, CMV, and GAV” on page 19 
– 
 
 “Product definition” on page 19 
– 
 
 “FRU identification for CTO, CMV, and GAV products” on page 19
v
   
 “Important...

Use the following strategy to prevent unnecessary expense for replacing and 
servicing FRUs: 
v   
 If you are instructed to replace a FRU but the replacement does not correct the 
problem, reinstall the original FRU before you continue. 
v 
 
 Some computers have both a processor board and a system board. If you are 
instructed to replace either the processor board or the system board, and 
replacing one of them does not correct the problem, reinstall that board, and 
then replace the other one. 
v...

Strategy for replacing FRUs for CTO, CMV, and GAV 
Product definition 
Dynamic Configure To Order (CTO) 
This provides the ability for a customer to configure an IBM® or a Lenovo solution 
from an eSite, and have this configuration sent to fulfillment, where it is built and 
shipped directly to the customer. The machine label, Product Entitlement 
Warehouse (PEW), eSupport, and the HMM will load these products as the 4-digit 
MT and 3-digit model, where model = “CTO” (Example: 1829-CTO). 
Custom Model...

v   
 Business Partners using Eclaim will access PEW when performing Entitlement 
Lookup. Business Partners will enter Loc ID, MT and Serial, and the key 
commodities will be returned in the Eclaim record under SYSTEM DETAILS. 
v 
 
 Authorized IBM Business Partners can access Eclaim at the following We b site: 
https://wca.eclaim.com
Using eSupport 
For Key Commodities (Examples - hard disk drive, system board, 
microprocessor, LCD, and memory) 
v 
 
 eSupport can be used to view the list of key...

Important information about replacing RoHS compliant FRUs 
RoHS, The Restriction of Hazardous Substances in Electrical and Electronic 
Equipment Directive (2002/95/EC) is a European Union legal requirement 
affecting the global electronics industry. RoHS requirements must be 
implemented on Lenovo products placed on the market after June 2006. Products 
on the market before June 2006 are not required to have RoHS compliant parts. 
If the original FRU parts are non compliant, replacement parts can also be...

22 Lenovo 3000 N500 Hardware Maintenance Manual