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 information about replacing RoHS compliant FRUs” on page 21

Strategy for replacing FRUs
Use the following strategy to prevent unnecessary expense for replacing and
servicing FRUs:
Important:
BIOS and device driver fixes are customer-installable. The BIOS and device
drivers are posted on the customer support site http://www.lenovo.com/support
System Disassembly/Reassembly videos that show the FRU removals or
replacements for the Lenovo® authorized service technicians are available in the
following support site: http://www.lenovoservicetraining.com/ion/
Advise customers to contact the Customer Support Center at 800-426-7378 if they
need assistance in obtaining or installing any software fixes, drivers, and BIOS
downloads.
Customers in Canada should call the Customer Support Center at 800-565-3344
for assistance or download information.
Before replacing parts:
Make sure that all software fixes, drivers, and BIOS downloads are installed
before replacing any FRUs listed in this manual.
After a system board is replaced, ensure that the latest BIOS is loaded to the
system board before completing the service action.
To download software fixes, drivers, and BIOS, do as follows:
1. Go to http://www.lenovo.com/support
2. Enter the product number of the computer or press Auto-detect button on the
screen.
3. Select Downloads and drivers.
4. Follow the directions on the screen and install the necessary software.
© Copyright Lenovo 2008, 2009 17