Dell PowerVault 775N (Rackmount NAS Appliance) User Manual
Page 31
faulty system board.
1-2-2
DMA initialization failure.
Ensure that the memory modules are properly
installed. If the problem persists, replace the faulty
memory module(s) (see "
").
1-2-3
DMA page register write/read 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
through
2-4-4
Bit failure in the first 64 KB of main
memory.
3-1-1
Slave DMA-register failure.
Replace the system board (see "
3-1-2
Master DMA-register failure.
3-1-3
Master interrupt-mask register failure.
3-1-4
Slave interrupt-mask register failure.
3-2-2
Interrupt vector loading failure.
3-2-4
Keyboard-controller test failure.
Check the keyboard cable and connector. If the
problem persists, replace the keyboard. If the
problem persists, replace the system board (see
"
3-3-1
CMOS failure.
Replace the system board (see "
3-3-2
System configuration check failure.
3-3-3
Keyboard controller not detected.
3-3-4
Video memory test failure.
3-4-1
Screen initialization failure.
3-4-2
Screen-retrace test failure.
3-4-3
Video ROM search failure.
4-2-1
No timer tick.
4-2-2
Shutdown test failure.
4-2-3
Gate A20 failure.
4-2-4
Unexpected interrupt in protected
mode.
Ensure that the expansion cards are properly
installed. If the problem persists, replace the faulty
expansion card(s) (see "
4-3-1
Improperly installed or faulty memory
modules.
Ensure that the memory modules are properly
installed. If the problem persists, replace the faulty
memory module(s) (see "
").
4-3-2
No memory modules installed in bank
1.
Install memory modules in bank 1 of the same
type and size (see "
").
4-3-3
Faulty system board.
Replace the system board (see "