Dell POWEREDGE 2950 Hardware Owner's Manual page 29

Table 1-7. System Messages (continued)
Message
DIMMs must be populated in
sequential order beginning
with slot 1. The following
DIMM is electrically
isolated: DIMM x.
DIMMs should be installed
in pairs. Pairs must be
matched in size, speed,
and technology.
Dual-rank DIMM paired with
Single-rank DIMM - The
following DIMM/rank has
been disabled by BIOS:
DIMM x Rank y
Diskette drive n seek
failure
Diskette read failure
Diskette subsystem reset
failed
Drive not ready
Causes
The specified DIMM is inaccessible to
the system due to its location. DIMMs
must be populated in sequential order,
beginning with slot 1.
Mismatched or unmatched DIMMs
installed; faulty or improperly seated
memory module(s). The system will
operate in a degraded mode with
reduced ECC protection. Only
memory installed in channel 0 will be
accessible.
Mismatched DIMMs installed; faulty
memory module(s). The system has
detected a dual-rank DIMM paired
with a single-rank DIMM. The second
rank of the dual-rank DIMM will be
disabled.
Incorrect configuration settings in the
System Setup program.
Faulty or improperly installed diskette
drive.
Loose tape drive interface cable, or
loose power cable.
Faulty or improperly inserted diskette
or tape drive.
Faulty or improperly installed diskette
or tape drive.
Diskette missing from or improperly
inserted in diskette drive.
Corrective Actions
Populate 2, 4, or 8 DIMMs sequentially
beginning with slot 1. See "System
Memory" on page 89.
Ensure that all pairs of memory modules
are of the same type and size and that
they are properly installed. See "System
Memory" on page 89. If the problem
persists, see "Troubleshooting System
Memory" on page 120.
Ensure that all pairs of memory modules
are of the same type and size and that
they are properly installed. See "System
Memory" on page 89. If the problem
persists, see "Troubleshooting System
Memory" on page 120.
Run the System Setup program to
correct the settings. See "Using the
System Setup Program" on page 37.
Replace the diskette. If the problem
persists, see "Troubleshooting a Diskette
Drive" on page 121.
Reseat tape drive interface cable, or
power cable. If the problem persists, see
"Troubleshooting a Diskette Drive" on
page 121.
Replace the diskette. See
"Troubleshooting a Diskette Drive" on
page 121.
Replace the diskette or tape. If the
problem persists, see "Troubleshooting a
Diskette Drive" on page 121.
Replace the diskette. If the problem
persists, see "Troubleshooting a Diskette
Drive" on page 121.
About Your System
29