Lenovo 3797 Computer Hardware User Manual


 
Contents
Chapter 1. About this manual ...................1
Important Safety Information ....................1
Important information about replacing RoHS compliant FRUs ........1
Turkish statement of compliance ...................2
Chapter 2. Safety information ...................3
Guidelines for trained service technicians ...............4
Inspecting for unsafe conditions ..................4
Guidelines for servicing electrical equipment .............4
Safety statements ........................6
Installation guidelines ......................11
System reliability guidelines ...................12
Working inside the server with the power on .............13
Handling static-sensitive devices .................13
Chapter 3. General information ..................15
Introduction ..........................15
Features and technologies ....................15
Specifications .........................18
Software ...........................20
EasyStartup .........................20
EasyManage.........................20
Chapter 4. General Checkout ...................21
Diagnosing a problem ......................21
Undocumented problems .....................24
Chapter 5. Diagnostics .....................25
Diagnosing a problem ......................25
Undocumented problems .....................28
Diagnostic tools ........................28
POST ............................29
Error logs ..........................30
POST error codes.......................32
Checkout procedure .......................39
About the checkout procedure ..................39
Performing the checkout procedure ................40
Checkpoint codes ........................41
Light path diagnostics ......................41
Remind button ........................44
Light path diagnostics LEDs ...................44
EasyLED diagnostics panel ....................46
Power-supply LEDs .......................50
Server power features ......................52
Turning on the server .....................52
Turning off the server .....................53
Diagnostic programs, messages, and error codes ............54
Running the diagnostic programs .................54
Diagnostic text messages ....................55
Viewing the test log ......................55
Diagnostic messages .....................55
Tape alert flags ........................133
Recovering the UEFI code ....................134
© Lenovo 2005, 2009. Portions © IBM Corp. 2007, 2008. iii