Compaq Mega-Post manual Error Code 6A, Error Code 6B, Error Code 6C, Error Code 6E

Appendix A

Chips & Tech (63)Protected mode interrupt.

	Error Code - 64
ACER	(64)Start test real time clock.
AMI	(64)BIOS ROM data area check halfway. BIOS ROM data area check to be
AST	complete.
	(64)Copy BIOS to shadow RAM.
Compaq	(64)Start test of real memory.
Chips & Tech (64)Address line A20.
Phoenix	(64)Jump to User Patch 1.(Beep)=2-3-2-1.Shadow memory test.
	Error Code - 65
AMI	(65)DMA #2 base register test passed. About to program DMA unit 1 and 2. (65)Copy
AST	video BIOS to shadow RAM.
Compaq	(65)Start test of extended memory.
Chips & Tech (65)Memory address lines.
AMI	Error Code - 66
	(66)DMA unit 1 and 2 programming over. About to initialize 8259 interrupt
AST	controller.
	(66)8254 timer channel #2.
Compaq	(66)Save size of real and extended memory.
Chips & Tech (66)Memory Test.
Compaq	(66)Configure advanced cache registers.(Beep)=2-3-2-3. Extended memory test.
	Error Code - 67
AMI	(67)8259 initialization over. About To start keyboard test.
AST	(67)Memory initialize.
Compaq	(67)Update 128K-Option installed CMOS bit.
Chips & Tech (67)Extended memory.
Phoenix	(67)Initialize Multi Processor APIC.
	Error Code - 68
ACER	(68)Test floppy disk.
Compaq	(68)Prepare to return to real mode.
Chips & Tech (68)Timer interrupt.
Phoenix	(68)Enable external and CPU caches.(Beep)=2-3-3-1. Ex- tended address test.
	Error Code - 69
Compaq	(69)Back in real mode-test successful.
Chips & Tech (69)Real Time clock.
Phoenix	(69)Setup System Management Mode(SMM) area.
	Error Code - 6A
Compaq	(6A)Back in real mode-error during test.
Chips & Tech (6A) Keyboard controller.
Phoenix	(6A) Display external cache size.(Beep)=2-3-3-3.Determine memory test.
	Error Code - 6B
Compaq	(6B)Display error messages.
Chips & Tech (6B)Test Math chip.
Phoenix	(6B)Load custom defaults(optional).
	Error Code - 6C
ACER	(6C)Test hard disk drive.
Compaq	(6C)End of memory test.
Chips & Tech (6C)Test serial port(RS232).
Phoenix	(6C)Display shadow message.(Beep)=2-3-4-1.Display error messages.
	Error Code - 6D
Compaq	(6D)Initialize KB OK display string.
Chips & Tech (6D)Test parallel ports.
	Error Code - 6E
Compaq	(6E)Determine size to test. Chips
& Tech (6E)Dual card.
Phoenix	(6E)Display possible high address for UMB recovery. Display non-disposable
	segments.(Beep)=2-3-4-3.Configure ROM/RAM BIOS.
Compaq	Error Code - 6F
	(6F)Start of MEMORY TEST.
Chips & Tech (6F)Test floppy drive controller.
	Error Code - 70
ACER	(70)About to test parallel port.
AMI	(70)start of keyboard test.
Compaq	(70)Display XXXXX KB OK.
Chips & Tech (70)Test hard drive controller.
Phoenix	(70)Display error messages.(Beep)=2-4-1-1.System time test.
	Error Code - 71 (71)Keyboard
AMI	controller BAT test over.
Compaq	(71)Test each RAM segment.
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