Appendix A

 

blocking/unblocking command. CMOS initia- lization done(if any). CMOS status

 

 

register about to Init for Date and Time. CMOS status register about to Init for Date

 

 

and Time. Refresh on and about to start 64K base memory test. Confirmed refresh

 

 

ON & about to start 64K memory.

 

 

AST

(10)DMA controller test 0 register

 

 

Award

(10)DMA channel 1 Test. Test DMA controller 1 with AA, 55,FF,00 pattern.8237

 

 

DMA,channel 0 test.

 

 

 

Compaq

(10)PPI disabled, Program timers 0 & 1.

 

 

Chips & Tech (10)(Beeps)=19 short, IDT,GDT failure.

lize

8254

Phoenix&Dell (10)Initialize

Power

Management.(Beep)=1-2-1-1.Initia-

 

timers.[Beep]=2-1-1 1st 64K RAM chip or data line failure-bit 0.

 

 

 

 

 

Error Code - 11

 

 

AMI

(11)Pin23,24 of keyboard controller is blocked/unblocked. Going to check to check

 

 

pressing of <INS>key during power-on.CMOS status register initialized. Going to

 

 

disable DMA and Interrupt controllers. Going to disable DMA and interrupt controllers.

AST

Address line test passed. Address line test passed.

 

 

(11)DMA controller test register 1.

 

 

Award

(11)DMA page register test. Test DMA page registers, use I/O ports to test address

 

 

circuits. POST enables user reboot here. Test DMA page registers. FATAL DISPLAY ER-

 

RORS.8237 DMA, channel 1 test.

 

 

Compaq

(11)Init(blast)VDU controllers.

 

 

Chips & Tech (11)Register LDT failure.

 

 

 

Phoenix&Dell (11)Load alternate registers with POST values.(Beep)=1-2- 2. 1st 64K RAM chip or

 

 

data line failure-bit 1.

Error Code - 12

 

 

 

 

 

 

 

AMI

(12)Checking for pressing of <INS>key during power-on done. Going to disable

 

 

DMA and Interrupt controllers.DMA controller#1,#2,interrupt controller#1,#2 disabled. About

 

to disable Video display and Init port-B. About to disable video display and Init port-B.64K

 

base memory test passed. 64K base memory test

 

 

AST

passed.

 

 

 

 

(12)DMA page registers test.

 

 

Award

(12)Call support 800-909-3424. Test 8254 timer 0 channel 0. Test DMA page

 

 

registers.

 

 

 

 

Compaq

(12)Clear screen, turn on video.

 

 

Chips & Tech (12)Task register failure.

 

 

 

Phoenix&Dell (12)Restore CPU control word during warm boot. Jump to User Path

 

 

 

0.(Beep)=1-2-1-3.Test both 8237 DMA controllers. 1st 64K RAM chip or data line

 

 

failure-bit 2.

 

Error Code - 13

 

 

 

 

 

 

 

AMI

(13)DMA controller#1,#2,interrupt controller#1,#2disa- bled. About to disable

 

 

Video display and initialize port-B. Chipset initialize/auto memory detection about

 

 

to begin. Replace first memory SIMM.(13)Chipset initialize/auto memory detection

 

AST

about to begin. Check first SIMM.(13) Interrupt vectors initialized.

 

 

(13)Initialize video.

 

 

 

Award

(13)Test 8254 timer 0 channel 1. Test keyboard controller.

 

 

Compaq

(13)Test timer 0.

 

 

 

Chips & Tech (13)LSL instruction failure.

 

 

 

Phoenix&Dell [Beep]=2-1-4 1st 64K RAM chip or data line failure-bit 3. Initialize PCI Bus

 

 

 

Mastering devices.

Error Code - 14

 

 

ACER

(14)DMA Controller.

 

 

 

 

 

AMI

(14)Chipset initialization/auto memory detection over. To un-compress the POST

 

 

code if compressed BIOS.8254 timer test about to start.8254 timer test about to start.8042

AST

keyboard controller test OK.

 

 

(14)Memory refresh test.

 

 

 

Award

(14)Test 8254 timer 0 counter 2. Test timer counter 2; Test 8254 timer 0 counter 2.

 

Compaq

Test memory refresh.

 

 

 

(14)Disable RTC interrupts.

 

 

Chips & Tech (14)LAR failure.

 

controller.(Beep)=1-2-2-1.Initialize

8237

DMA

Phoenix&Dell (14)Initialize

keyboard

 

controllers.[Beep]=2-2-1 1st 64K RAM chip or data line failure-bit 4.

 

 

 

 

 

Error Code - 15

 

 

AMI

(15)POST code is un-compressed.8254 timer about to start. CH-2 timer test

 

 

 

halfway.8254 CH-2 timer test to be complete.8254 CH-2 timer test to be completed. Interrupt

Award

vectors initialized. CMOS read/write test OK.

 

 

(15)test 8259 interrupt mask bits for channel 1. Test 8259-1 mask bits; Verify 8259 channel 1

 

masked interrupt by alternate turning off and on the interrupt line. Test

 

 

Compaq

1st 64K of system memory.

 

 

(15)Check battery power.

 

 

 

 

 

8

 

 

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Image 8
Compaq Mega-Post manual Dma