
Service Adjustments and Calibrations |
AUTOMATIC AND MANUAL MEMORIZATION
1- VERIFICATION OF AUTOMATIC MEMORIZATION.
1.1- Adjust the input pattern signal level to 40 dB
1.2- Press FUNC at the front panel and it will appear an indication of AUTOMATIC SINTONY.
Press VOL(+) at the front panel to begin automatic memorization.
1.3- Verify the following items:
1.4- When memorization process is over, turn off the TV using ON/OFF button.
1.5- Turn on the TV again using ON/OFF button and verify the memorized channels using CH(+) or CH(_).
2- VERIFICATION OF MANUAL MEMORIZATION.
2.1- Press FUNC at front panel until select SKIP channel. 2.2- To add a channel press VOL(+) or VOL(_) until “OFF “
appears.
2.3- To take one channel out press VOL(+) or VOL(_) at the set until ON appears.
2.4- To change channels press the CH(+) or CH(_).
TUNE CHECKING
1- PREPARATION
1.1- Turn on the TV set using On/OFF switch.
2- VERIFICATION
2.1- Turn on signal at the TV set.
2.2- Press any existing channel number using the remote control and verify if channel is selected.
2.3- Verify at bands VHF LOW, VHF HIGH, UHF and CATV.
AUDIO CHECKING
1- CONFIRMING TONE AND VOLUME
1.1- Apply a pattern signal with sound.
1.2- Confirm that high frequency sound is altered when tone level is varied at “Sound menu”.
1.3- Press the VOL(+) or VOL(_) at the remote control and notice a slight variation.
2- CONFIRMATION OF NOISE MUTE AND BLUE SCREEN
2.1- Apply a PHILIPS pattern.
2.2- Turn on
2.3- Eliminate antenna signal or reduce the signal strenght. Confirm if blue screen appears and audio is cut off.
2.4- Turn off
2.5- Turn
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