TESTING THE LIQUID CRYSTAL DISPLAY

Testing the Liquid Crystal Display

Procedure

You can test your LCD to make sure all areas are active.

 

1 Press and hold the <LCD> key.

 

2 The active areas of the display are shaded. The shaded

 

area should form a complete rectangle, as shown in

 

Figure A-10. If you detect areas of the display that are

 

inactive, contact your telephone equipment service

 

provider.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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Figure A-10: Display LCD test

 

You can exit the test mode at any time by returning the

 

TEST switch to its original position.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

HCXTD840, Issue 1, July 2001

A-13

Page 184
Image 184
Hitachi HCX5000I manual Testing the Liquid Crystal Display