Set Brightness; Set Contrast; Set Language - Zte ZTEC339 User Manual

lighting duration.
1. Select Menu→ Settings→ Display→Backlight.
2. Select an option in pop-up window:
－10 Sec: Keep backlighting for 10 seconds after last pressing.
－30 Sec: Keep backlighting for 30 seconds after last pressing.
3. Press OK key/Left select key to confirm.
Note: In conversation, backlighting consumes the power quickly
and shortens continues conversation and standby time.

8.2.3 Set Brightness

1. Select Menu→ Settings→ Display→ Brightness.
2. Press Left/Right key to adjust brightness, and press OK
key/Left select key to confirm.

8.2.4 Set Contrast

1. Select Menu→ Settings→ Display→ Contrast.
2. Press Left/Right key to adjust contrast, and press OK key/Left
select key to confirm.

8.2.5 Set Language

1. Select Menu→ Settings→ Display→Language.
2. Select Spanish, Portuguese or English, and press OK
key/Left select key to confirm.
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