TO ENTER SERVICE MODE
- Use the user remote receiver K10N-C1. Set the volume to minimum. Press the MUTE button on Remote Control. Keep pressing the MUTE button, press MENU button on TV set until the character D and an adjustment item appears on the screen.
- Every pressing of the RED or GREEN button on remote control transmitter changes the adjustment items in the following BUS DATA table.
- Pressing of the YELLOW or BLUE button on remote control transmitter will change the value of data, in the range from 00 to FF. The variable range depends on the adjusting item.
- To Exit service mode, use the keyboard on remote control transmitter or TV set to turn off the TV once.
SUB BRIGHTNESS ADJUSTMENT
- Receive colour signals.
- Set the contrast to maximum and the brightness to medium.
- Set the chroma to medium. Enter the TV to the SERVICE mode. Select the BRTC item by pressing the item adjustment button on the remote transmitter, and set the data to 30 by pressing the data adjustment button. Operate the TV for 5 min in the mode.
- Adjust the BRTC data until fuzzy picture does not appear on the high bright area of the screen and too dim picture not on the low-bright area.
- Set the contrast and brightness to maximum or minimum, and then test normal picture alternation.
- If the picture does not become dark when the contrast and brightness are set to minimum, or not become bright when set to maximum, then adjust the BRTC data to get normal picture.
WHITE BALANCE ADJUSTMENT
- Turn on the TV and preheat it for over 7 minute.
- Use the remote control to set the contrast to maximum and the brightness to medium. Set the chroma to minimum.
- Enter the TV to the SERVICE mode, and set the following data without changing other items.
RCUT=======4F
GCUT ======8D
BCUT ======60
GDRN ======40
BDRN ======40- Pull out the external antenna and press the MUTE button once on the remote control until a bright horizontal line appears on the screen. Adjust the GCUT data to get 160V±0.5 green gun voltage across the Y board.
- Adjust the RCUT and BCUT data according to the given at Step 4 so that the bright horizontal line turns to yellow, then to white.
HORIZONTAL CENTERING ADJUSTMENT
- Enter the TV to the service mode, and receive Philips test signal. Select the HPOS or HPS item by pressing the item adjustment button on the remote control, and adjust horizontal picture position in the center of screen by pressing the data, adjustment button.
VERTICAL CENTERING ADJUSTMENT
- Enter the TV to the service mode, and receive Philips test signal. Select the VPS0 or VP60 item by pressing the item adjustment button on the remote transmitter, and adjust vertical picture position in the center of screen by pressing the data adjustment button.
