Lenovo ThinkServer RD120 User Guide - Page 36
System-board, switches, jumpers
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System-board switches and jumpers The following illustration shows the switches and jumpers on the system board. Any switches or jumpers on the system board that are not shown in the illustration are reserved. See the section about recovering the basic input/output system (BIOS) code in the Hardware Maintenance Manual on the ThinkServer Documentation DVD for information about using the boot block recovery jumper. 1 Boot block recovery jumper (J42) 2 Switch block (SW2) Table 2 on page 23 describes the function of each switch on the switch block. 22 ThinkServer RD120 Types 6444, 6445, 6446, and 6447: User Guide
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System-board
switches
and
jumpers
The
following
illustration
shows
the
switches
and
jumpers
on
the
system
board.
Any
switches
or
jumpers
on
the
system
board
that
are
not
shown
in
the
illustration
are
reserved.
See
the
section
about
recovering
the
basic
input/output
system
(BIOS)
code
in
the
Hardware
Maintenance
Manual
on
the
ThinkServer
Documentation
DVD
for
information
about
using
the
boot
block
recovery
jumper.
±1²
Boot
block
recovery
jumper
(J42)
±2²
Switch
block
(SW2)
Table
2
on
page
23
describes
the
function
of
each
switch
on
the
switch
block.
22
ThinkServer
RD120
Types
6444,
6445,
6446,
and
6447:
User
Guide