Topcon GTS-239N - Setting Contrast of Display

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6 SPECIAL MODE (Menu Mode)
6.5 Setting Contrast of Display
Setting level for contrast of display (LCD)
Operating procedure Operation Display
1 After pressing the [MENU] key, press the [F4](P ↓ )
key twice to get the menu on page 3.
[MENU]
[F4]
[F4]
2 Press the [F2] key.
[F2]
3 Press the [F1]( ↓ ) key or [F2]( ↑ ) key, and press the
[F4](ENTER) key.
[F1] or [F2]
[F4]
MENU 3/3
F1:PARAMETERS 1
F2:CONTRAST ADJ.
P
↓
CONTRAST ADJUSTMENT
LEVEL: 4
↓ ↑ ––– ENTER