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v Follow the suggested actions in the order in which they are listed in the Action column until the problem
is solved.
v See Chapter 3, "Parts listing, Type 7940 and 7941 servers," on page 19 to determine which components
are customer replaceable units (CRU) and which components are field replaceable units (FRU).
v If an action step is preceded by "(Trained service technician only)," that step must be performed only by a
trained service technician.
Record type, OEM SEL
DATA byte definition and
Sensor type
description
OEM Memory
For all record types 0xE0,
POST without
Byte 1=0x02 and Byte
Timestamp
2=0x01
Byte 6=Memory channel
number
OEM SMI
For all record types 0xE1
Memory
and Byte 1=0x02,
handler without
Byte 4=Failed memory row
Timestamp
Byte 5=Spare memory row
Resetting passwords
If you forget the power-on password or the administrator password, you can reset
the password after you perform one of the following actions:
v You can change the position of the power-on password override jumper (J52) on
v You can remove the server battery and then reinstall it. This clears the current
The power-on password override jumper (J52) location is shown in the following
illustration.
Byte definition and description
Byte 1=0x02, Byte 2=0x01, Byte 3=0x00 - DIMM Enabled
Byte 1=0x02, Byte 2=0x00, Byte 3=0x00, - Memory sparing event,
start 1
Byte 1=0x02, Byte 2=0x00, Byte 3=0x02, - Memory sparing event,
start 1
the system board to bypass the power-on password check. This enables you to
reset the passwords without clearing all of the current system configuration
values.
system configuration values and resets them to their default values. For
instructions for removing and installing the battery, see "Removing the
system-board battery" on page 43 and "Installing the system-board battery" on
page 44.
117
Chapter 5. Diagnostics
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