Suppressing interference

Philips VCR VR 170/07 manual Suppressing interference, Optimising the modulator

Page 53

OPTIMIZE MODULATOR

OPTIMIZE FREQUENCY 583 p

MODULATORON

________________________________

EXITpMENUSTOREpOK

		ENGLISH
Optimising the modulator		ENGLISH
Optimising the modulator

In some reception locations it is possible that a TV channel will be sent on the same or similar
frequency as the video recorder.
Result: As soon as the video recorder is switched on, the reception quality for this or several
other TV channels will decreased.
The following steps will show you how to change the pre-set 'transmission' (modulator)
frequency on the video recorder.

What is a modulator?

This electronic component in the video recorder allows the device to transmit audio and video signals via the aerial cable. These signals can be received TV set just like TV channels.

What is an modulator frequency?

This frequency or channel indicates the frequency or channel on which the audio or video signal is transmitted.

1Switch on the TV set. Select the programme number used for video recorder playback (see TV operating instructions).

2Press STOP/EJECT to eject any cassette that might be in the device.

3	Press the STOP	button on	the remote control. Then press
	STOP/EJECT	until the	pre-set modulator frequency, e.g.
	'M583' appears in the display.

The video recorder will now transmit a test image on UHF channel 35/Frequency 583MHz.

4	Select line 'OPTIMIZE FREQUENCY' using P	or	P	. Enter
	the new modulator frequency with the number buttons		0-9 .

Can the modulator frequency be changed automatically?

Pressingstarts the automatic channel search. When the video recorder finds a 'free' channel (not used be a TV channel), the frequency of this channel will be shown in the display.

5Tune in the TV set to the new modulator frequency (channel 21 - 69) shown in the video recorder display.

6Confirm with OK .

'STORED' will appear briefly on the screen.

Optimising the modulator is now complete.

Suppressing interference	47

Image 53

Contents

VR 170/07 Table of contents Page Remote control Front of the device Additional TV functionsSymbols on your video recorder display Page Dear Philips customer IntroductionPhil Voltage 220-240V/50Hz SpecificationsSupplied accessories Important notes regarding operation Special functions of your new video recorder Important information for customers in Great Britain Preparing the remote control for operation Connecting the video recorderConnecting your video recorder to the TV set What is a scart cable?My TV offers me a selection menu for the scart socket Connecting with a scart cableMy screen is empty Connecting without a scart cableYou can find more details in chapter Initial Installation Connecting additional devicesDo not see a test screen Programme number for video recorder operationSeeks out and stores all available TV channels Installing your video recordingInitial installation Decoder allocation What is a special channel? Line Manual Search using Confirm WithManual TV channel search That you want to use for the TV channel, e.g. P01Dont know the channels for my TV stations Using the satellite receiverFollow TV Cannot switch my TV set to programme numberSorting TV channels automatically Deleting sorting Monitor function AutoinstallAutomatic TV channel search Want to assign to the programme number P01 Sorting and clearing TV channels manuallyWant to assign to this programme number, e.g. P02 Deleting TV channelsMain menu will appear on the screen Setting the time and dateTime/date is displayed incorrectly despite manual setting Navigation in the screen menu Important notes for operationPlaying cassettes PlaybackPlaying back Ntsc cassettes Automatic switch-off of special functionsWhile a cassette is playing, press Reverse or Forward one Displaying current tape positionSearching for a tape position with picture scanning Instant View Still pictureAutomatic search for a tape position index search It automatically switches to pauseAutomatic search for a blank space on the tape Appear in the displayOptimising tracking Eliminating picture interferenceOptimising still picture Cannot reach optimal quality for the still pictureGeneral information Recording without automatic switch-offManual recording Preventing accidental erasing of cassettes Record Press Record on the remote controlLining up recordings assemble cut Record you will add 30 minutes toConfirm with OK To end, press Menu Selecting the recording speed SP or LPDirect Record Search symbol appears in the display a moving symbolHow does Direct Record work? Notv appears in the displaySwitching Direct Record on or off What is VPS/PDC? Programming a recording TimerProgramming a recording with Video Plus+ What do I need to know about VPS/PDC?Selecting onetime/daily/weekly recordings Recorder displayFollowing message appears on the screen Select Prog Following message appears on the screen Pluscode NumberIf you want to cancel the programmed recording, press Problems and solutions for programmed recordingsIf this error message appears after pressing To clear a programmedSwitching on VPS/PDC in the Start input field 9on the remote controlProgramming a recording without Video Plus+ Programme numbers of the E1 and E2 scart socketProblem Problem solving for programmed recordingsProgramming a recording with Turbo Timer Cassette Problem SolutionDelete programmed recording How to check, change or delete a programmed recording TimerChanging the video colour system Other functionsSelect the TV With LeastWill flash in the video recorder display Child lockWith OK Switching the on-screen display OSD off or onWhich settings can I choose? How can I switch on the clock display? Switch off the clock displayHow can I change back to VCR1? Switching the remote control commandMain menu will not disappear and no message appears This will, for example, appear in the display VCR2Continuous playback Automatic switch-off Frequency as the video recorder Suppressing interferenceOptimising the modulator How can I switch the modulator back on? Switching the modulator on / offHotline telephone numbers Before you call an engineerBefore you call an engineer

Philips VCR VR 170/07 manual Suppressing interference, Optimising the modulator