3-1
Chapter 3: Troubleshooting
Chapter 3
Troubleshooting
3-1 Troubleshooting Procedures
Use the following procedures and chart to troubleshoot your system. If you have
followed all of the procedures below and still need assistance, refer to the ‘Tech-
nical Support Procedures’ and/or ‘Returning Merchandise for Service’ section(s)
in this chapter.
Before Power On
1. Make sure no short circuits exist between the motherboard and chassis.
2. Disconnect all ribbon/wire cables from the motherboard.
3. Remove all add-on cards except the video/graphics card. (Be sure the
video/graphics card is inserted properly.)
4. Install a CPU, the chassis speaker and the power LED to the motherboard.
(Check all the jumper settings as well.)
5. Install a memory module into Bank 0.
6. Check the power supply voltage monitor 115V/230V switch.
Figure 3-1. Troubleshooting Flowchart
Power On
System Power
LED on?
System
Halts?
Speaker
Beeps?
Speaker
Beeps?
Number of
Beeps
Video
Display?
Power
Supply OK?
Speaker
Beeps?
Remove
Memory
Check CPU &
BIOS
Replace
Motherboard
Replace Power
Supply
Check BIOS
Settings &
Add-on Cards
Motherboard
Good
Memory
Problem:
Check Memory
Video Card
Problem
N
N
N
N
N
N
N
Y
Y
Y
Y
Y
6
8
Y
Y
See "Before Power On",
above, before proceedin