ELECTRICAL ADJUSTMENTS

"A"

Fig. 2-1

0%

110%

100%

Fig. 2-2

2-6: HORIZONTAL PHASE

1.Receive the center cross signal from the Pattern Generator.

2.Activate the adjustment mode display of Fig. 1-1and press the channel button (05) on the remote control to select "H PHASE".

3.Press the VOL. UP/DOWN button on the remote control until the SHIFT quantity of the OVER SCAN on right and left becomes minimum.

2-7: VERTICAL SIZE

NOTE: Adjust after performing adjustments in section 2-6

1.Receive the crosshatch signal from the Pattern Generator.

2.Activate the adjustment mode display of Fig. 1-1and press the channel button (06) on the remote control to select "V SIZE".

3.Press the VOL. UP/DOWN button on the remote control until the rectangle on the center of the screen becomes square.

4.Receive a broadcast and check if the picture is normal.

2-8: VERTICAL SHIFT

NOTE: Adjust after performing adjustments in section 2-7

1.Receive the crosshatch signal from the Pattern Generator.

2.Activate the adjustment mode display of Fig. 1-1and press the channel button (07) on the remote control to select "V SHIFT".

3.Press the VOL. UP/DOWN button on the remote control until the horizontal line becomes fit to the notch of the shadow mask.

2-9: OSD HORIZONTAL

1.Activate the adjustment mode display of Fig. 1-1.

2.Press the VOL. UP/DOWN button on the remote control until the difference of A and B becomes minimum. (Refer to Fig. 2-3)

TV

00 OSD

15

 

A

B

Fig. 2-3

 

 

2-10: VIF VCO

1.Place the set with Aging Test for more than 10 minutes.

2.Receive an 80dB monoscope pattern.

3.Connect the digital voltmeter between the pin 5 of CP601 and the GND.

4.Activate the adjustment mode display of Fig. 1-1and press the channel button (03) on the remote control to select "VIF VCO".

5.Press the VOL. UP/DOWN button on the remote control until the digital voltmeter is 2.5V.

2-11: SUB CONTRAST NORMAL

1.Activate the adjustment mode display of Fig. 1-1press the channel button (14) on the remote control to select "CONTRAST".

2.Press the VOL. UP/DOWN button on the remote control until the contrast step No. becomes "110".

3.Press the TV/VIDEO button on the remote control to set to the AV mode. Then perform the above adjustments 2~3.

2-12: BRIGHTNESS

1.Activate the adjustment mode display of Fig. 1-1and press the channel button (13) on the remote control to select "BRIGHTNESS".

2.Press the VOL. UP/DOWN button on the remote control until the brightness step No. becomes "96".

3.Press the TV/VIDEO button on the remote control to set to the AV mode. Then perform the above adjustments 1~2.

4.Press the TV/VIDEO button on the remote control to set to the CS mode. Then perform the above adjustments 1~2.