Characters Are Distorted Or Incorrect; Floppy Disk Drive Activity Led Does Not Light; Hard Disk Drive Activity Led Does Not Light - NEC HX4500 User Manual

Characters are Distorted or Incorrect

Check the following.
T
Are the brightness and contrast controls properly adjusted on the video
display? Refer to the documentation supplied with your video display.
T
Are the video display signal and power cables properly installed?
T
If the problem persists, the video display may be faulty or it may be the
incorrect type. Contact your service representative for assistance.

Floppy Disk Drive Activity LED Does Not Light

Check the following.
T
Are the floppy disk drive power and signal cables properly installed?
T
Are all relevant switches and jumpers on the floppy disk drive set
correctly?
T
Is the floppy disk drive properly configured in Setup?
If you are using the onboard floppy disk controller, use BIOS Setup to make
sure that Onboard Floppy is set to Enabled. Conversely, to use an optional
fixed/floppy disk controller, make sure that Onboard Floppy is set to Disabled.
For information about running Setup, see Chapter 3, Configuring Your System."
If the problem persists, there may be a problem with the floppy disk drive,
system I/O board, or drive signal cable. Contact your service representative for
assistance.

Hard Disk Drive Activity LED Does Not Light

If you have installed one or more hard disk drives in your system, check the
following.
T
Is the optional disk controller board fully seated in the system I/O board
connector?
T
Is the disk drive seated properly?
T
Are the jumpers on the system I/O board set correctly?
T
Is the hard disk activity LED cable connector plugged into the optional
controller board, if present?
If you received error messages, refer to the Error Message section for
information about error messages.
If the problem persists, there may be a problem with the hard disk drive, the
optional controller board, system I/O board, drive signal cable, or LED
connector. Contact your service representative for assistance.
Problem Solving 5-9