Troubleshooting the video subsystem, Troubleshooting the keyboard, Checking the equipment – Dell PowerEdge SC1420 User Manual
Page 29: Troubleshooting external connections
Checking the Equipment
This section provides troubleshooting procedures for external devices attached to the system, such as the monitor, keyboard, or mouse. Before you perform
any of the procedures, see "
Troubleshooting External Connections
Troubleshooting External Connections
Loose or improperly connected cables are the most likely source of problems for the system, monitor, and other peripherals (such as a printer, keyboard,
mouse, or other external device). Ensure that all external cables are securely attached to the external connectors on your system. See
Figure 2
-2
for the back-
panel connectors and
Figure 2
-1
for the front-panel connectors on your system.
Troubleshooting the Video Subsystem
Problem
l
Monitor is not working properly.
l
Video memory is faulty.
l
Video card is faulty.
Action
1.
Check the system and power connections to the monitor.
2.
Turn off the system and attached peripherals, and disconnect the system from the electrical outlet.
3.
Open the system. See "
4.
Ensure that the video card is properly installed. See "
Expansion Cards
" in "Installing System Components."
5.
."
6.
Run the appropriate online diagnostic test. See "
Using Server Administrator Diagnostics
" in "Running System Diagnostics."
If the tests run successfully, the problem is not related to video hardware. See "
Finding Software Solutions
."
If the tests fail, see "
Getting Help
."
Troubleshooting the Keyboard
Problem
l
System message indicates a problem with the keyboard.
l
Keyboard is not functioning properly.
Action
1.
Run the appropriate online diagnostic test. See "
Using Server Administrator Diagnostics
" in "Running System Diagnostics."
2.
Press each key on the keyboard, and examine the keyboard and its cable for signs of damage.
3.
Swap the faulty keyboard with a working keyboard.
If the problem is resolved, replace the faulty keyboard. See "
Getting Help
."
If the problem is not resolved, see "
Getting Help
."