Dell Inspiron 3000 - Manual (Page 34)

3-4 Dell Inspiron 3000 Series Service Manual
R
unning the Dell Diagnostics
The Dell Diagnostics contains tests that aid in troubleshooting the computer.
The diagnostics diskette contains the following test groups:
• RAM — Tests the main memory
• System Set — Tests the primary functions of the main board
• Video — Tests the video subsystem
• Keyboard — Tests the keyboard subsystem
Real time clock
error
CMOS battery that
supports data stored in
NVRAM may be dead. Faulty battery. Faulty
main board.
Shadow RAM failed
at offset: nnnn
Shadow RAM failed at
address nnnn. Faulty or improperly
seated memory mod-
ule. Faulty main board.
System battery is
dead—Replace and
run Setup
CMOS battery dead. Faulty CMOS battery
or main board.
System cache
error—cache
disabled
Primary cache failed. Faulty microprocessor.
System CMOS
checksum bad—run
Setup
CMOS has been cor-
rupted or modified,
possibly by an applica-
tion program that
changes data stored in
CMOS. BIOS has been updated.
Verify correct CMOS
settings, save, and exit.
System RAM failed
at offset: nnnn
Memory not operating
correctly. System RAM
failed at address nnnn
in the 64-KB block at
which error was
detected. Faulty or improperly
seated memory mod-
ule. Faulty main board.
System timer
error
Timer circuit on main
board malfunctioning. Faulty main board.
CAUTION: To prevent damage to the original diagnostics diskette,
always use a backup copy of the diagnostics diskette when servicing a
user’s computer. Dell recommends that users make several copies of this
diskette to ensure that one is always available.
Table 3-2. System Error Messages (continued)
Message Definition Probable Causes