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Chapter 7: Troubleshooting and Support
7.3 Troubleshooting Procedures
Use the following procedures to troubleshoot your system. If you have followed all of the
procedures below and still need assistance, refer to the
or
Returning Merchandise for Service
section(s) in this chapter.
the system before
changing any non-hot-swap hardware components.
General Technique
If you experience unstable operation or get no boot response, try:
1.
With power off, remove all but one DIMM and other added components, such as add-on
cards, from the motherboard. Make sure the motherboard is not shorted to the chassis.
PCB EDGE
PCB EDGE
22110
2280
22110
PCB EDGE
PCB EDGE
PCB EDGE
PCB EDGE
2280
+
PRESS FIT
PCB EDGE
PCB EDGE
PCB EDGE
PCB EDGE
PCB EDGE
PCB EDGE
C
A
C
1
1
CPU
X12STW
-F
REV
:1.00
DESIGNED IN USA
BAR CODE
MAC CODE
IPMI CODE
BIOS LICENSE
+
+
1
C
A
C
SAN MAC
JCOM2
JSEN1/
JIPMB1
SP1
DIMMB2 DIMMB1
JD1
JPWR1
USB8
JBT1
JSATA1
I-SGPIO2
LE6
JPI2C1
BT1
JLAN2 JLAN1
JSTBY1
USB2/3
USB4/5
JF1
FAN2
FAN3
FAN4
FAN5
FAN6
JL1
SR
W5
SR
W7
SRW6
SRW4
M.2-P
JTPM1
JCOM1
JVGA
JSXB1B
JSXB1C
JSXB1A
JSXB2
JUIDB1
I-SATA7
I-SATA6
I-SA
TA5
IPMI_LAN
USB0/1
LEDEC2
LEDEC1
LE2401
LEDM1
LEDPWR
MH4
MH7
MH6
MH5
MH3
MH2
MH1
JPL1
JPTG1
JP1
JPL2
JPME2 JWD1
USB6/7
3.2 Gen1
JPWR2
DIMMA2 DIMMA1
FAN1
I-SA
TA4
USB9/10
PWRLED
2.
Set all jumpers to their default positions.
3. Power up. If the system boots, check for memory errors and add-on card problems.
No Power
• Check that the power LED on the motherboard is ON.
• Make sure that the power connector is connected to your power supply.
• Make sure that no short circuits exist between the motherboard and chassis.
• Disconnect all cables from the motherboard, including those for the keyboard and mouse.
• Remove all add-on cards.
• Install a CPU, a heatsink, connect the internal speaker (if applicable), and the power LED
to the motherboard. Make sure that the heatsink is fully seated.
Figure 7-3. Location of the MB Power LED
