Brother P-Touch PT-H100, Service Manual

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3.3.3 Check LCD Indication Mode
Press the [ENTER] key at the state of < Figure 3.3-2 >, and the LCD contrast
adjustment < Figure 3.3-3 > will be displayed.
Figure 3.3-3 Contrast Adjustment
Switch the value to "-4, -3, -2, -1, 0, +1, +2, +3, +4" by pressing the [<] key or [>] key.
(When the indication is dark, select the "-". When the indication is light, select the "+".)
* The contrast is set to "0" by default.
After select the contrast value, press the [ENTER] key to set. Then write each setting
(Head rank, Country, Contrast adjustment) on CPU.
The
[ON/OFF] key is invalid while writing on CPU.
After writing is completed normally, the LCD check 1 < Figure 3.3-4 > will be displayed.
(If writing is failed, "NG" will be displayed.)
Figure 3.3-4 Light All (Guidance, Dot, Cursor)
Display the LCD check 2 < Figure 3.3-5 > by pressing the [ENTER] key.
Figure 3.3-5 Light H Pattern
Display the LCD check 3 < Figure 3.3-6 > by pressing the [ENTER] key.
Figure 3.3-6 Light X Pattern
L C D C O N T 0
HHHHHHHHHHHH
XXXXXXXXXXXX