IBM QS21 Service Guide - Page 26

System, board, internal, expansion, connectors

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Error LED (JDIM11) Error LED (JDIM10) JDIM11 slot JDIM10 slot 1 1 Temperature fault LED System board LED CPU fail LED NMI error LED LP TEMP S BRD CPU NMI Light box JDIM01 slot JDIM00 slot Error LED (JDIM01) Error LED (JDIM00) Light path diagnostics LED Light path diagnostics switch Figure 3. System-board LEDs Pressing the light path diagnostics switch lights the LED(s) to indicate where an error has occurred. System board internal and expansion card connectors The following illustration shows the location of the connectors for user-installable options. Connector at J200 Connector at J201 Connector at J22 Connector at JFC_18 Figure 4. Locations of the expansion option connectors on the system board 8 BladeCenter QS21 Type 0792: Problem Determination and Service Guide

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Pressing
the
light
path
diagnostics
switch
lights
the
LED(s)
to
indicate
where
an
error
has
occurred.
System
board
internal
and
expansion
card
connectors
The
following
illustration
shows
the
location
of
the
connectors
for
user-installable
options.
Error LED (JDIM11)
Error LED (JDIM10)
Error LED (JDIM01)
Error LED (JDIM
)
00
Light path
diagnostics
switch
Light box
Temperature fault LED
System board LED
NMI error LED
CPU fail LED
Light path
diagnostics
LED
NMI
CPU
S BRD
TEMP
LP
1
JDIM00 slot
JDIM01 slot
JDIM10 slot
JDIM11 slot
Figure
3.
System-board
LEDs
Connector at J200
1
Connector at J201
Connector at J22
Connector at JFC_18
Figure
4.
Locations
of
the
expansion
option
connectors
on
the
system
board
8
BladeCenter
QS21
Type
0792:
Problem
Determination
and
Service
Guide