Autel MaxiTMPS Manual page 6

Contrast Adjustment
1) From System Setup menu, use UP/DOWN scroll button to select
Contrast, and press Y button.
2) Use UP/DOWN scroll button to adjust contrast.
3) Press Y button to save your settings and return to previous menu.
Backlighting
1) Use UP/DOWN scroll button to select LCD Backlighting and
press Y button.
System Setup
► Contrast
LCD Backlighting
Contrast
Contrast （11%）
Use ↑or↓ to change
No
System Setup
Contrast
► LCD Backlighting
5
1/2
Yes
2/2