JVC HR-J781EU, HR-J780EU specifications Power

Page 53

TROUBLESHOOTING

EN 53

Before requesting service for a problem, use this chart and see if you can repair the trouble yourself. Small problems are often easily corrected, and this can save you the trouble of sending your video recorder off for repair.

POWER

 

SYMPTOM

POSSIBLE CAUSE

CORRECTIVE ACTION

1.

No power is supplied to the recorder.

● The mains power cord is disconnected.

Connect the mains power cord.

 

 

 

 

2.

The clock is functioning properly, but

● “#” is displayed on the front display

Press the # button to turn the “#“

 

the recorder cannot be powered.

panel with Auto Timer set to “OFF”.

indicator off.

 

 

 

 

3.

The remote control won’t function.

● The batteries are discharged.

Replace the dead batteries with new ones.

 

 

 

 

TAPE TRANSPORT

 

SYMPTOM

POSSIBLE CAUSE

CORRECTIVE ACTION

1.

During recording, the tape does not

● The recorder is in the Record Pause

Press 4 to resume recording.

 

run. “” lights up and the channel

mode.

 

 

display blinks on the front display

 

 

 

panel.

 

 

 

 

 

 

2.

The tape will not rewind or fast-

● The tape is already fully rewound or

Check the cassette.

 

forward.

fast-forwarded.

 

 

 

 

 

PLAYBACK

 

SYMPTOM

POSSIBLE CAUSE

CORRECTIVE ACTION

1.

The playback picture does not appear

● If you’re using the RF connection,

If you are using the RF connection,

 

while the tape is running.

. . . the TV receiver’s channel selector is

. . . set the TV receiver to the video

 

 

not set to the video channel.

channel.

 

 

. . . the recorder’s video channel has not

. . . perform “Video Channel Set”

 

 

been correctly set.

( pg. 52).

 

 

● If you’re using the AV connection, the

If you are using the AV connection, set the

 

 

TV receiver is not set to the AV mode.

TV to its AV mode.

 

 

 

 

2.

Noise appears during visual search.

● This is normal.

 

 

 

 

 

3.

Noise appears during normal

● The automatic tracking mode is

Try manual tracking. ( pg. 18)

 

playback.

engaged.

 

 

 

 

 

4.

The playback picture is blurred or

● The video heads may be dirty.

Use a dry cleaning cassette TCL-2UX or

 

interrupted while TV broadcasts are

 

consult your JVC dealer.

 

clear or “USE CLEANING CASSETTE”

 

 

 

message appears on the screen.

 

 

 

 

 

 

5.

Breaks are noticeable in Hi-Fi

● The automatic tracking mode is

Try manual tracking. ( pg. 18)

 

soundtrack.

engaged.

 

 

 

 

 

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Page 52 Page 54
Contents Video Cassette Recorder English Safety Precautions Moisture Condensation Front View Front Display Panel ON-SCREEN Display Operating JVC TVs How To UseSituate the recorder Check the contentsConnect the recorder to TV Connect the recorder to mainsTurn on the recorder Auto Set UpSelect your country Before starting, make sure of the followingSelect the language Perform Auto Set UpOn the front display panel On the on-screen display10 EN Perform Preset DownloadSet the video channel Press rt to select CH - and press OK or eJust Clock Language for the on-screen displayAccess the Country Set screen Access the Main Menu screenLanguage 12 ENSituate the Satellite Controller Installing Satellite ControllerAttach the Satellite Controller Make connections14 EN Setting satellite receivers brand and channelVCR Auto Standby Direct Rec TV Auto Power OnNexTView Link 16 EN Basic PlaybackPause during playback High-Speed SearchActivate Frame-by-frame playback Push the JOG dial PressVariable Speed Search Including Slow Motion 18 ENManual Tracking Instant ReViewSkip Search Index SearchNext Function Memory Repeat Playback20 EN Engage the ITR mode Instant Timer Recording ITRWatching Another Set the recording duration22 EN Reset the counterTape Remaining Time Receiving Stereo And Bilingual ProgrammesRecording PlaybackAccess the Showview Program screen Access the Showview screenBefore performing the Showview Timer Programming 24 ENEngage the recorder’s timer mode Set the VPS/PDC modeSatellite Receiver Users Guide Program Number Set26 EN Express Timer ProgrammingVPS/PDC Recording To Timer-Record Weekly Or Daily SerialsEnter the channel position Press PR +Before performing the 24 Hour Express Timer Programming Enter the programme mode28 EN Set the programme start/stop time and channelCancel or change a programme Check, cancel and change programmesReturn to the timer mode Disengage the timer modeConfirm the overlapping programmes Cancel or change programme settingSelect the programme to modify Overlapping programmes blink on the TV screenEngage the Auto Satellite Programme Recording mode Select the L-2 Select modeProgramme Recording Before performing the following steps32 EN Edit From a CamcorderAnother Video Recorder Set the input mode of recording deckStart the source player Start the recording deck34 EN Audio DubbingLocate the start point Engage the Audio Dubbing modeStart dubbing End Audio DubbingConnecting To a Satellite Receiver Connect the decoder Select the input modeSet the tuner Set L-2 Select to DECODER.  pgMake connections 38 ENGuide Program Number Set Showview System SetupGuide Program Number Enter the Guide Program numberAccess the Mode Set screen Mode SetSelect the mode Select the mode settingThis feature helps you to adjust the playback picture You can set the B.E.S.T. Biconditional Equalised SignalWhen this function is set to ON, the timer is Off, and automatically disengaged when the recorder isFor Example 42 ENAbout Ntsc Playback 44 EN Access the Clock Set screenClock Set Set Just Clock Set the date and timeSet the source channel position for clock data Start the clock operationTuner Set Access the Auto Channel Set screen46 EN Auto Channel SetPress OK twice Perform Auto Channel SetView the Confirmation screen Manual Channel Set 48 ENDelete a Channel When Receiving a Scrambled BroadcastSet Stations B 50 ENSet Stations a Station Name TV Station And ID ListExit the Video Channel Set mode Access the Video Channel Set modeVideo Channel Set 52 ENPower Recording 54 ENOther Problems Playback 56 ENHorizontal resolution Signal-to-noise ratio 45 dBMemory backup time Approx min Scan system58 EN Memo

HR-J781EU, HR-J780EU specifications

The JVC HR-J780EU and HR-J781EU are two impressive VCR models that showcase JVC's commitment to providing high-quality video recording and playback. Released during the height of VHS technology, these models stand out due to their robust features, advanced technologies, and user-friendly characteristics, making them a popular choice among enthusiasts and casual users alike.

One of the standout features of both models is the incorporation of JVC’s innovative Digital Scene Selector technology. This allows for enhanced image processing, resulting in sharper and clearer video quality. The Digital Scene Selector analyzes incoming video signals and optimizes them in real-time, ensuring that every frame is rendered to its fullest potential.

Both the HR-J780EU and HR-J781EU come equipped with a Time Base Corrector (TBC), which significantly improves the stability of the video image. This technology reduces jitter and enhances overall playback quality, making these VCRs excellent for archiving and preserving precious home videos. The TBC is particularly beneficial when playing back older tapes that may have degraded over time.

Another key characteristic of the JVC HR-J780EU and HR-J781EU is their ability to support long-play (LP) recording modes. This feature enables users to store more content on a single tape, doubling the recording capacity without a noticeable dip in quality. For regular viewers and home movie creators, this is an excellent advantage, allowing for longer viewing and recording sessions without the hassle of frequently changing tapes.

Both models are equipped with a comprehensive set of connectivity options, including SCART and composite outputs, making it easy to connect to various TVs and other playback devices. Additionally, the inclusion of an easy-to-navigate on-screen menu enhances user experience, allowing users to quickly access settings and functionalities.

Moreover, the JVC HR-J780EU and HR-J781EU boast built-in auto tracking features, which automatically adjust the tape heads to maintain optimal playback quality. The sleek design, combined with a remote control for convenience, makes these VCRs both aesthetically pleasing and practical.

In summary, the JVC HR-J780EU and HR-J781EU are finely crafted VCR models that showcase advanced recording technologies, user-friendly features, and excellent performance characteristics. For those looking to relive nostalgic moments captured on VHS tapes, these models provide a reliable and high-quality option for both recording and playback.
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