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3. Press
‘Up’
or
‘Down’
key until
‘3. Contrast’
is selected, then press
‘Select’
key.
4. Press
‘Up’
key to make the displayed messages dark, and press
‘Down’
key to make the
displayed messages bright. Then press
‘Save’
key to keep new LCD screen contrast, or press
‘Exit’
to leave to previous menu without change.
03:12 09/09 0123456
█ █ █ █ □ □ □ □
Save
Exit
03:12 09/09 0123456
1. Language
2. Ring Type
3. Contrast
4. System Configuraion
Select
Exit
