Dell Inspiron 7000 Dell Inspiron 7000 Service Manual - Page 30

The CMOS battery - bios battery

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1-2 1-2-2-3 1-3-1-1 1-3-1-3 1-3-4-1 1-3-4-3 1-4-1-1 2-1-2-3 2-2-3-1 Memory module not being properly identified or used Faulty memory module or faulty main board ROM BIOS checksum failure Faulty main board DRAM refresh failure Faulty main board Keyboard controller test failure Faulty keyboard or faulty main board RAM failure on address line Faulty memory module or nnnn faulty main board RAM failure on data bits Faulty memory module or nnnn of high byte on memory faulty main board bus RAM failure on data bits Faulty memory module or nnnn of low byte on memory faulty main board bus Check ROM copyright notice Faulty main board failure Interrupt mask register failure Faulty main board Table 3-2 lists (in alphabetical order) system error messages that may appear on the display during the boot routine or during normal computer operation. The CMOS battery does not have enough charge to power the computer. Connector loose or diskette faulty. Extended memory not configured properly or failed at memory address nnnn. CMOS battery completely discharged. Faulty CMOS battery or main board. Faulty or incorrectly inserted diskette in drive. Faulty diskette drive. Faulty main board. Faulty or loose external cable. Faulty or improperly seated memory module. Faulty main board. 3-2

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3-2
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Table 3-2 lists (in alphabetical order) system error messages that may appear
on the display during the boot routine or during normal computer operation.
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1-2
Memory module not being
properly identified or used
Faulty memory module or
faulty main board
1-2-2-3
ROM BIOS checksum failure
Faulty main board
1-3-1-1
DRAM refresh failure
Faulty main board
1-3-1-3
Keyboard controller test
failure
Faulty keyboard or faulty main
board
1-3-4-1
RAM failure on address line
nnnn
Faulty memory module or
faulty main board
1-3-4-3
RAM failure on data bits
nnnn
of high byte on memory
bus
Faulty memory module or
faulty main board
1-4-1-1
RAM failure on data bits
nnnn
of low byte on memory
bus
Faulty memory module or
faulty main board
2-1-2-3
Check ROM copyright notice
failure
Faulty main board
2-2-3-1
Interrupt mask register failure
Faulty main board
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0HVVDJH
’HILQLWLRQ
3UREDEOH²&DXVHV
&026±EDWWHU\±LV±
GHDG²5HSODFH±DQG±
UXQ±6HWXS
The CMOS battery
does not have enough
charge to power the
computer.
CMOS battery com-
pletely discharged.
Faulty CMOS battery or
main board.
’LVNHWWH±GULYH±$±
HUURU
Connector loose or dis-
kette faulty.
Faulty or incorrectly
inserted diskette in
drive. Faulty diskette
drive. Faulty main
board. Faulty or loose
external cable.
([WHQGHG±5$0±
IDLOHG±DW±RII²
VHW³±
QQQQ
Extended memory not
configured properly or
failed at memory
address
nnnn
.
Faulty or improperly
seated memory mod-
ule. Faulty main board.