English 49
4 Troubleshooting Your PC
If Your PC Does Not Start Properly
4
Troubleshooting
Check External Items Be sure the following external items are functioning properly:
• Check that the computer and display are turned on. (The power light
should be illuminated.)
• Check the display’s contrast and brightness settings.
• Make sure that all cables and power cords are firmly plugged in.
• Make sure the power outlet is working.
Check Internal Items If the PC still does not start properly, follow this procedure to check the
internal items:
1 Turn off the display, the computer, and all external devices.
2 Unplug all power cords and cables, noting their positions. Disconnect
the PC from any telecommunications network.
3 Remove the cover.
4 Check the following items:
5 Replace the cover.
6 Reconnect all cables and power cords.
7 Turn on the display and computer.
Action Reference
Check all internal cables. Ensure they are correctly attached and firmly in place.
Check that the processor is
correctly installed.
Refer to “Installing an Upgrade/Overdrive Processor” on page
32.
Check that the processor speed
switches have been set correctly.
Refer to “System Board Switches” on page 65.
Check that the memory modules
are correctly installed.
Refer to “Installing Memory” on page 17.
Check that accessory boards are
firmly seated in their slots.
Refer to “Installing Accessory Boards” on page 36.
Verify that any switches and
jumpers on the accessory boards
are properly set.
Refer to the manuals that came with each board.
Check that the switches on the
system board are properly set.
Refer to “System Board Switches” on page 65.
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