VTech CM18045 - LCD Contrast; Key Tone

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Telephone settings
Telephone setup
LCD contrast
Use this feature to adjust the screen contrast to one of five levels
to optimize readability in different lighting conditions.
1. When the handset is idle, press MENU/SELECT.
2. Press DIR or CID to scroll to Handset setup, then press
MENU/SELECT or Select.
3. Press MENU/SELECT or Select again to select LCD contrast.
4. Press DIR, CID or -/VOLUME/+ to adjust the screen contrast
level (Level 1 - Level 5).
5. Press MENU/SELECT or Save to save the setting and return to
the previous menu. You hear a confirmation tone. To exit without
making changes, press OFF/CANCEL or Back.
Key tone
The handset is set to beep with each key press. If you turn off the
key tone, there are no beeps when you press keys.
1. When the handset is idle, press MENU/SELECT.
2. Press DIR or CID to scroll to Handset setup, then press
MENU/SELECT or Select.
3. Press DIR or CID to scroll to Key tone, then press
MENU/SELECT or Select.
4. Press DIR or CID to scroll to On or Off.
5. Press MENU/SELECT or Select to save the setting and return to
the previous menu. You hear a confirmation tone. To exit without
making changes, press OFF/CANCEL or Back.