IBM 6648, 6578, 6579, 6269, 6059, 6058, 6569, 6568, 6649 manual

POST Error Code	FRU/Action
164POST detected a base memory or extended	1.	Run Setup. Check System Summary menu for
memory size mismatch error or RIMM socket 3 is
		memory size change. (See “Setup Utility
populated with a RIMM memory module
		program” on page 41.)
	2.	Run the Extended Memory Diagnostic tests
166Boot Block Check Sum Error	1.	Run Flash Recovery using Boot Block. See
		“Flash recovery boot block jumper” on
		page 50.
	2.	System Board
167Microprocessor installed that is not supported	1.	Run Setup. Check Stepping level for the
by the current POST/BIOS
		BIOS level needed, then perform the flash
		update.
	2.	Processor
168Alert on LAN error	1.	Run Setup. Check to see that Ethernet and
		Alert on LAN are enabled.
	2.	System Board
	3.	Riser card
17X, 18X	1.	C2 Security
175	1.	Run Configuration. See “Setup Utility
		program” on page 41.
	2.	System Board
176	1.	Covers were removed from the computer
177Corrupted Administrator Password	1.	System Board
178	1.	System Board
183	1.	Enter the administrator password
184No RFID Antenna	1.	Make sure Asset Care and Asset ID are
		enabled in Configuration/Setup
	2.	RFID Antenna
	3.	System Board
	4.	Riser card
185Corrupted boot sequence	1.	Set configuration and reinstall the boot
		sequence
186	1.	System Board
187	1.	Clear Administration password
	2.	System Board

74Hardware Maintenance Manual: IBM NetVista Computer Types 6058, 6059, 6269, 6568, 6569, 6578, 6579, 6648,

6649