Service Mode And Adjusting Items And Datas - Haier HS-2190 Service Manual

Hide thumbs Also See for HS-2190:

Table of Contents

B.Service mode and adjusting items and datas

1. Adjustment

(1)

Enter the D-MODE maintenance state with special remote controller

Press the D-MODE ON/OFF button on the factory remote controller 1 to enter the

maintenance state. Character D will appear on the top right corner of the screen and the

following items and data to be adjusted on the top left part:

RCUT

After entering the adjustment state, press button↑ or ↓ to select the item and button →or ←

to adjust the data of that item.

Example:

a. Adjustment of horizontal center, frame center and frame size.

Receive standard test card signal and adjust the brightness, contrast and chrominance to the

middle position. Press button D-MODE ON/OFF to enter the maintenance adjustment state.

Press button ↓ to select the horizontal center (HPOS) to be adjusted. Press button →or ←

until the horizontal center of the picture is in the center of the screen. The horizontal center is

properly adjusted.

Next, adjust the frame center of the picture. Press button ↓ to select the frame center (VP50)

to be adjusted. Press button →or ← until the frame center of the picture is in the center of the

screen. The frame center is properly adjusted.

Finally, adjust the frame size of the picture. Press button ↓ to select the frame size to be

adjusted (HIT). Press button →or ← until the frame size is full on the screen.

When the adjustment completes, press button D-MODE ON/OFF to quit the D-MODE

maintenance adjustment state. The D on the top right corner of the screen disappears. You can

also quit the D-MODE maintenance state with remote control.

b. dark balance adjustment

First, enter D-MODE to check if the preset data of red, green and blue guns are correct. The

RCUT item appears first. Adjust button →or ← until the data of RCUT is 20. Press button ↓

to select the GCUT item and make the data of GCUT 20. Press button ↓ to select the GCUT

item and make the data of BCUT 20. All the preset data of the dark/bright balance of each

gun are adjusted in this way as shown in the following table

Table of Contents