NEC NDH-81 owner manual Troubleshooting, Symptom, Cause, Solution

Models: NDH-81

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Troubleshooting

Troubleshooting

Check the following guide for the possible cause of a problem before contacting service.

Symptom

Cause

Solution

 

 

 

 

 

 

 

 

 

No power.

The power cord is disconnected.

Plug the power cord into the wall

 

 

 

outlet securely.

 

 

No picture.

The TV is not set to receive recorder

Select the appropriate video input

 

 

signal output.

mode on the TV so the picture from

 

 

 

the recorder appears on the TV

 

 

 

screen.

 

 

 

The video cable is not connected

Connect the video cable securely.

 

 

securely.

 

 

 

 

 

 

The connected TV power is turned off.

Turn on the TV.

 

 

 

 

 

 

 

Progressive is set to ON, while the TV

Turn off the progressive scan (see page 16).

 

 

cannot receive progressive scan

 

 

 

 

 

 

mode.

 

 

 

 

 

 

 

 

 

 

 

No sound.

The equipment connected with the

Select the correct input mode on the

 

 

audio cable is not set to receive

audio receiver so you can listen to the

 

 

recorder signal output.

sound from the recorder.

 

 

 

 

 

 

 

 

The audio cables are not connected

Connect the audio cable securely.

 

 

securely.

 

 

 

 

 

 

 

 

 

 

 

 

 

The power of the equipment connected

Turn on the equipment connected

 

 

with the audio cable is turned off.

with the audio cable.

 

 

 

 

 

 

 

 

The audio connecting cord is damaged.

Replace it with new one.

 

 

 

 

 

 

 

The playback picture is

The disc is dirty.

Clean the disc.

 

poor.

 

 

 

 

 

 

 

 

 

 

 

 

The recorder does not

No disc is inserted.

Insert a disc. (Check that the disc

 

start playback.

 

indicator in the display window is lit.)

 

 

 

 

 

 

 

 

An unplayable disc is inserted.

Insert a playable disc. (Check the disc

 

 

 

type, color system, and regional code.)

 

 

 

 

 

 

 

The disc is placed upside down.

Place the disc with the playback side

 

 

 

 

 

down.

 

 

 

 

 

 

 

The disc is not placed within the

Place the disc on the disc tray

 

 

guide.

correctly inside the guide.

 

 

 

The disc is dirty.

Clean the disc.

 

 

 

 

 

 

 

The Rating level is set.

Cancel the Rating function or change

 

 

 

the rating level.

 

 

 

 

 

 

The picture from the

The video signal from the external

You cannot connect via this recorder.

 

external input is

component is copy-protected.

Connect the component directly to

 

distorted

 

your TV.

 

 

 

 

 

 

Some channels are

Those channels are not stored in the

Restore channels. See “Program Edit”

 

skipped over when

recorder.

on page 15.

 

using CH (+/-).

 

 

 

 

 

 

The picture or sound of

Aerial or cables are loose.

Tighten connections or replace cable.

 

 

broadcasting channel is

 

(AV1, AV2, DV, etc.)

Reference

A/V input or DV IN to

 

weak or missing.

 

 

 

 

 

 

Camcorder image is not

Camcorder is off.

Turn camcorder on and operate

 

shown.

 

properly.

 

Camcorder image via

The recorder’s source is incorrect.

Use AV/INPUT to select input channel

 

 

recorder is not shown

 

 

 

 

 

 

on TV screen.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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Page 53
Image 53
NEC NDH-81 owner manual Troubleshooting, Symptom, Cause, Solution