Dell NM176 owner manual Cmos write/read failure, Faulty system board Bios error Reflash the Bios

Table 1-6. System Beep Codes

Code	Cause	Corrective Action
1-1-2	CPU register test failure	See "Troubleshooting the Microprocessor"
		on page 114.
1-1-3	CMOS write/read failure;	Faulty system board. See "Getting Help"
	faulty system board	on page 127.
1-1-4	BIOS error	Reflash the BIOS.
1-2-1	Programmable interval-timer	Faulty system board. See "Getting Help"
	failure; faulty system board	on page 127.
1-2-2	DMA initialization failure	See "Troubleshooting System Memory" on
1-2-3	DMA page register write/read	page 108.
	failure
1-3-1	Main-memory refresh
	verification failure
1-3-2	No memory installed
1-3-3	Chip or data line failure in the
	first 64 KB of main memory
1-3-4	Odd/even logic failure in the
	first 64 KB of main memory
1-4-1	Address line failure in the first
	64 KB of main memory
1-4-2	Parity failure in the first 64 KB
	of main memory
1-4-3	Fail-safe timer test failure
1-4-4	Software NMI port test failure
2-1-1	Bit failure in the first 64 KB of
through	main memory
2-4-4

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