Characters Are Distorted Or Incorrect; Incorrect Or No Beep Code - NEC ES1200 User Manual

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Characters are Distorted or Incorrect

Incorrect Or No Beep Code

Problem Solving
Check the following:
Are the brightness and contrast controls properly
adjusted on the video display? Refer to the
documentation supplied with your video display.
Are the video display signal and power cables
properly installed?
If the problem persists, the video display may be
faulty or it may be the incorrect type. Contact your
service representative for assistance.
Check the following:
Is the speaker enabled?
Is the speaker cable connected to the system board?
If the system operates normally, but there was no beep,
the speaker may be defective, contact your service
representative for assistance.
Record the beep code emitted by POST and refer to the
Error Messages section, for information about beep
pattern error messages.