Panasonic Dmr Ez48 Operating Instructions Manual

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RQT9056
Troubleshooting Guide
Use the following connection to suit the antenna lead to 
the unit’s RF IN terminal, and the 75  coaxial cable to the 
antenna terminals on your TV or other equipment. Refer to the 
other equipment’s operating instructions for more information.
If you connected this unit and a TV without an audio/video 
cable, interference (lines or patterning) or a very poor picture 
may appear on the TV. If this happens, follow the steps below 
to change the video playback channel (RF output channel) to 
remove the interference.
This unit
from the antenna
(Flat) Twin lead
 300  cable30075  transformer
To this unit’s RF 
IN terminal
Other equipment (television etc.)
75300  transformer
75  coaxial 
cableVHF or UHF
Te l evision
If the Antenna Connector doesn’t Match 
Changing RF Output Channel
  
TRACKING/V-LOCK
CH to select “CH 3” or “CH 4”.
The unit’s display
Each time you press the button:
CH 3 (Default setting)  CH 4  OFF 

For connections with the audio/video cable, set the RF 
output channel to “OFF”.
RF Output Channel
Press the channel up/down buttons
to select a RF Output Channel.
C h .      3
OK
  
  Press and hold 
for more than 
5 seconds.
– The RF output 
channel number 
displays on the 
unit’s display.
  OK to  nish.
 Notes
When you set the RF output channel to “CH 3” or “CH 4”
Video from this unit can be viewed on channels 3 and 4 on 
the TV. Press [VCR/TV] to switch to VCR mode and output 
video from this unit (
						

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The following does not indicate a problem with the unit:
  Regular disc rotating sound.
  Poor reception due to atmospheric conditions.
  Image disturbance during search.
  Periodic interruptions to the reception due to satellite broadcasting breaks.
  Operations not working due to a poor-quality disc. (Try again using a Panasonic disc.)
  The unit freezing due to the activation of one of its safety devices (
						

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RQT9056
Cannot operate the TV or Set Top 
Box with the unit’s remote control.  Change the manufacturer code on the remote control.68
  Select TV or Set Top Box mode on the remote control.68
Cannot operate the DVD. 
  Press [DRIVE SELECT] to select the DVD drive when operating DVDs or 
CDs.
–  Make sure the TV is on the correct channel or input mode.17
Cannot operate the VHS. 
  Press [DRIVE SELECT] to select the VHS drive when operating VHS 
cassettes. 
– Make sure the TV is on the correct channel or input mode.17
The remote control doesn’t work.
  The remote control code is wrong. Change to the correct code.57
  The batteries are depleted. Replace them with new ones.5
  Point the remote control at the remote control sensor on the main unit.5
  Remove obstacles between the remote control and main unit.
  Remove dust from the transmission window and the unit’s sensor.
  Colored glass may obstruct the signal reception/transmission.
  Don’t place the signal sensor in direct sunlight or in areas that may be 
subject to sun exposure.
  It may be necessary to set the code on the remote control again after 
changing the batteries.57
  It may be necessary to set the manufacturer code again after changing the 
batteries.68
The unit is on but cannot be 
operated.  Some operations are prohibited by the disc.
  The unit is warm (“U59” appears on the unit’s display). Wait until “U59” 
disappears.
  One of the unit’s safety devices may have been activated. 
  Reset the unit as follows:
  Press [/I POWER] on the main unit to switch to off. 
If the unit doesn’t switch to off, reset the unit (
						

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PageGeneral IssuesVIERA Link 
VIERA Link doesn’t work
  Check the HDMI cable connection. Check that “HDMI” is displayed on the 
front display when the power for the main unit is set to “On”.
  Make sure that “VIERA Link” is set to “On”.66
  Check the “HDAVI Control” settings on the connected device.
  If the connection for the equipment connected with an HDMI cable was 
changed, or if there was a power failure or the plug was removed from the 
household AC outlet, “HDAVI Control” may not work. In this case, perform 
the following operations.
1.  When all equipment connected with the HDMI cable is turned on, turn 
the TV (VIERA) on again.
2.  Change the TV (VIERA) settings for the “HDAVI Control” function to 
off, and then set to on again. (For more information, see the VIERA 
operating instructions.)
3.  Switch the VIERA input to HDMI connection with this unit, and after this 
unit’s screen is displayed check that “HDAVI Control” is working.
The contents of the USB memory 
cannot be read.  Check that the USB memory is inserted correctly.15
  The format of the USB memory or of its contents is not compatible with the 
unit. (The contents on the USB memory may be damaged.)73, 76
  The USB memory contains a folder structure and/or file extensions that are 
not compatible with this unit.76
  Turn off and then turn on the unit again.
  USB memories connected using a USB extension cable, a USB multi card 
reader or USB hub may not be recognized by this unit.
  The USB host function of this unit may not work with some USB memory 
devices.
  USB memories with storage capacity of more than 32 GB may not work in 
some instances.
 Some USB memories cannot be used with this unit.73
General IssuesUSB
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TV reception worsens after 
connecting the unit.  This can occur because the signals are being divided between the unit and 
other equipment. It can be solved by using a signal booster, available from 
electronics retailers.
The images from the unit do not 
appear on the TV.
Picture is distorted.  Make sure recorder is connected to an appropriate AV input of the TV.8 to 11
  Make sure the TV’s input setting (e.g., VIDEO 1) is correct.
  Press [VCR/TV] to change to VCR mode.16
  The TV isn’t compatible with progressive signals. Press and hold [] 
and [] on the main unit for about 5 seconds. The setting will change to 
interlace.
 When connecting with component video cables to a television, check if 
there is also an HDMI cable connected to an amplifier. If so, turn off the 
equipment connected with an HDMI cable and set the “HDMI Priority” to 
“Off ” in the Setup menu.65
 To output video from a device connected with an HDMI cable, set “HDMI 
Priority” to “On” in the Setup menu.65
 Picture may not be seen when more than 4 devices are connected with 
HDMI cables.
Reduce the number of connected devices.
Status messages do not appear.
  Select “Automatic” in “Status Messages” in the Setup menu.62
The black or gray background does 
not appear.  Select “On” in “Black Background (Analog)” in the Setup menu.62
The 4:3 aspect ratio picture expands 
left and right.
Screen size is wrong. If you connect an HDMI cable, set “HDMI Output Display Aspect” in the 
Setup menu to “Normal”.65
  Check the settings for “TV Aspect”, “4:3 TV settings for DVD-Video”, or “4:3 
TV settings for DVD-RAM” in the Setup menu.64
There is a lot of after-images when 
playing video.  Set “DNR” in the Video menu to “Off ”.51
When playing DVD-Video using 
progressive output, one part of the 
picture momentarily appears to be 
doubled up.  This problem is caused by the editing method or material used on 
DVD-Video, but should be corrected if you use interlaced output.51
  When you use the HDMI AV OUT terminal for video output, follow the steps 
below:
(1) Connect this unit to the TV with any cable except the HDMI cable.
(2) Set “HDMI Priority” in the Setup menu to “Off ” (
						

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No sound.
Low volume.
Distorted sound.
Cannot hear the desired 
audio type.  Check the connections and the “Digital Audio Output” settings. Check the 
input mode on the amplifier if you have connected one.61, 72
  Check if TV is muted.
  Check if amplifier is muted.
  Press [AUDIO] to select the audio.31, 38
  Sound is not output while fast-forwarding during chasing playback and 
simultaneous record and playback.
  Set “V. Surround Sound” in the Audio menu to “Off ” in the following cases:
–  When using discs that do not have surround sound effects, such as 
Karaoke discs
–  When playing analog multilingual broadcast recordings51
 The sound effects will not work when the bitstream signal is output from the 
HDMI AV OUT terminal or the DIGITAL AUDIO OUT terminal.
 Audio may not be output due to how files were created. (DivX)
 Audio may not be heard when more than 4 devices are connected with 
HDMI cables. Reduce the number of connected devices.
 When the DIGITAL AUDIO OUT terminal is used for audio output and the 
unit is connected to the television with an HDMI cable, set “HDMI Audio 
Output” to “Off ” in the Setup menu.66
 Depending on the connected equipment, the sound may be distorted if this 
unit is connected with an HDMI cable.
Cannot switch audio. 
  You cannot change the audio type when a DVD-R, DVD-R DL, DVD-RW 
(DVD-Video format), +R, +R DL, or +RW disc is in the disc tray.
  You cannot change the audio type when playing a recording of an analog 
multilingual broadcast on a DVD-R, DVD-R DL, DVD-RW (DVD-Video 
format), +R, +R DL or +RW disc. You can select “Main” or “Secondary Audio 
Program (SAP)” in “Multi-channel TV Sound (Analog)” in the Setup menu 
before recording.23, 25, 
61
  Only one language channel is recorded from digital multilingual broadcasts, 
so you will be unable to change languages during playback.25
  You have used a digital connection. Set “Dolby Digital” to “PCM” or connect 
using an audio cable (analog connection).61, 72
  There are discs whose audio cannot be changed due to how the disc was 
created.
Playback IssuesSoundPage
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Play fails to start even when 
[ PLAY] is pressed.
Play starts but then stops 
immediately.  Insert the disc correctly with the label facing up.15
  Ensure disc is for the correct DVD-Video region number, and is not 
defective.Cover
  The disc is dirty.75
  You tried to play a blank disc or a disc that is unplayable on the unit.74, 75, 
76
  When recording to DVD-RAM using EP (8H) mode, play may not be 
possible on DVD players that are compatible with DVD-RAM. In this case 
use EP (6H) mode.60
  You cannot play discs during DV Camcorder recording.
  If playing DivX VOD content, refer to the homepage where you purchased 
it. (DivX)36
Audio and video momentarily 
pause.  This occurs between playlist chapters.
  This occurs as scenes change during Quick View.
  [-R]DL] [+R]DL] Images and audio may be interrupted momentarily when 
play reaches the point where the recording passed from the first layer to 
the second.23
DVD-Video is not played. 
  You have set a ratings level to limit DVD-Video play. Change this setting. 59
Alternative soundtrack and subtitles 
cannot be selected.  The languages are not recorded on the disc.
 
 You may have to use the disc’s own menus to select languages and audio 
tracks.30
No subtitles.
  When progressive output is on, TV’s closed captions cannot be displayed.
Go to the Setup menu and turn this unit’s closed captions on.63

  If connecting with the DVD/VHS COMMON output terminals, closed 
caption cannot be displayed by this unit while playing tape. Make the 
settings and display on a TV that supports Closed Captioning.
  Subtitles are not recorded on the disc.
  Set “Subtitle” in the Disc menu to “On”.50
Angle cannot be changed.
  This function depends on software availability. Angles can only be 
changed during scenes where different angles are recorded.
You have forgotten your ratings 
password.  With the tray open, press and hold [ REC] and [] on the main unit 
simultaneously for about 5 or more seconds.81
Quick View does not work.
  This does not work when audio is other than Dolby Digital.
  This does not work while recording in XP or FR mode.
The resume play function 
does not work.  Memorized positions are canceled when the unit is turned off or when the 
tray is opened.
  This function does not work when playing DivX VOD  content.36
It takes time before play starts.
  This is normal on DivX video. (DivX)
Picture stops.
  Picture may stop if the DivX files are greater than 2 GB. (DivX)
Cannot see the beginning of the
recording played.  (If you connected this unit to an “HDAVI Control” compatible TV with an 
HDMI cable) When [ PLAY] is pressed on this unit’s remote control 
to start play, you may not be able to see the beginning of the recording 
played until the picture is displayed on the TV. Using [] or [], return 
to the beginning of the recording.
Playback IssuesOperation
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Cannot record. 
  You haven’t inserted a disc or the disc you inserted cannot be recorded on. 
Insert a disc the unit can record onto.74
  [RAM] [-RW‹V›] [+RW] The disc is unformatted. Format the disc.53
  The write-protect tab on the cartridge is set to “PROTECT” or the disc is 
protected with the “DVD Management” settings.52
  Some programs have limitations on the number of times they can be 
recorded (CPRM).23, 74, 
91
  The disc is full or nearly full. Delete unneeded recordings or use another 
disc.22, 43, 
53
  You cannot record on finalized DVD-R, DVD-R DL, DVD-RW (DVD-Video 
format), +R, +R DL, or DVD-RW (DVD Video Recording format) discs.
  If you repeatedly insert discs or turn the unit on and off about 50 times or 
more, the recording or editing of DVD-R, DVD-R DL, DVD-RW (DVD-Video 
format), +R, +R DL, and +RW discs may be disabled.
  A DVD-R, DVD-R DL, DVD-RW (DVD-Video format), +R, +R DL, or +RW 
disc recorded on the unit may not be recordable on other Panasonic DVD 
recorders.
  The broadcast you are trying to record is copy-protected.
Recording IssuesDVD Recording/Scheduled Recording/Copying/External Input
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On-screen display indicators for 
video cassette playback do not 
appear.  Select “Automatic” in “Status Messages” in the Setup menu.
–  Press [STATUS] to show the on-screen display indicators for video 
cassette playback.
–  The on-screen indicator for video cassette playback will not be displayed 
when this unit is connected to the TV with the DVD PRIORITY output 
terminals or HDMI AV OUT terminal. 39, 62
The gray background appears 
during playback.  You are playing a blank or poor quality portion of the tape.
  You can damage the unit if you play dirty or damaged tapes and this can 
cause the gray background to appear.
Cannot hear the desired audio type.
  Press [AUDIO] to select the audio.38
There is noise when playing a video 
tape.  Adjust the tracking.38
  The tape is old or damaged.
Cannot play. 
  Tapes recorded under a TV system other than NTSC (PAL, SECAM, etc.) 
cannot be played.
The playback screen  ickers.
  The video head is dirty.3
  The tape is old or damaged.
Playback IssuesVHS
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Recording does not stop even when 
[ STOP] is pressed.  If you start recording immediately after turning on the unit while “Quick 
Start” is set to “On”, you cannot stop recording for a few seconds.58
Scheduled recording does not work 
properly.  The scheduled recording program is incorrect or different scheduled 
recording times overlap. Correct the program.27
  The unit is not on scheduled recording standby. (“” on the unit’s display 
is not on.) Press [ DVD/VHS POWER] to turn the unit off and make sure 
that “” is on.19, 27
  The clock is not correct. Set the clock.57
The scheduled recording program 
remains even after recording 
 nishes.  The scheduled recording program remains if set to daily or weekly.19, 27
Part or all of a recording has been 
lost.  If the power shuts down or the plug is disconnected from the household AC 
outlet while recording or editing, the program may be lost or the disc may 
become unusable. We cannot offer any guarantee regarding lost recordings 
or discs. You will have to format the disc ([RAM] [-RW‹V›] [+RW]) or use a new 
disc.
Cannot copy VHS to DVD.
  The write-protect tab on the cartridge is set to “PROTECT” or the disc is 
protected with the “DVD Management” settings.52
  Some video tapes on the market (including rental videos) are copy-
protected to prevent illegal reproductions. Copy-protected video tapes 
cannot be properly recorded.
  You cannot use the copying function when the FUNCTIONS window, the 
Scheduled Recording List screen, etc. are displayed.
Cannot copy DVD to VHS.
  A video cassette without the accidental erasure prevention tab is inserted. 
Use a v
ideo cassette with an accidental erasure prevention tab.
  Some DVDs on the market (including rental DVD) are copy-protected to 
prevent illegal reproductions. Copy-protected DVDs cannot be properly 
recorded.
  You cannot use the copying function when the FUNCTIONS window, the 
Scheduled Recording List screen, etc. are displayed.
The sound level after editing is not 
equal on DVD and on VHS.  The sound level on DVD and VHS may not match depending on the disc. 
When the sound level in a particular part of the sound source is soft or 
loud, the sound may be recorded loudly or softly on a video tape.
Stripe-shaped black noise is 
recorded.  An external playback device is interfering with the TV because the device is 
too close to the TV. Move the device away from the TV.
Cannot record video or sound from 
the external device.  The external device is not correctly connected.28, 29
  The proper external input channel (IN1, IN2, or DV) is not selected. Press 
[INPUT SELECT] to change.28
The DV Camcorder recording 
function does not work.  If images cannot be recorded or if the recording is aborted, check the 
connections and the DV equipment settings.29
  You cannot start recording until the images from the DV equipment appear 
on the television.
  Recording may not be performed as desired if the time codes on the tape in 
the DV equipment are not successive.
  Depending on the equipment, the DV Camcorder recording may not 
operate properly.

  You can only record audio/video images on a DV tape.
Recording IssuesDVD Recording/Scheduled Recording/Copying/External Input (continued)
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RQT9056
Cannot display the Direct Navigator 
screen. This screen cannot be displayed while recording or copying.
Cannot edit or format a card. 
 Release the card’s protection setting. With some cards, the “Write 
Protection Off ” message sometimes appears on the screen even when 
protection has been set.52
The contents of the card cannot be 
read. The card format is not compatible with the unit. The contents on the card 
may be damaged.73
 Format using FAT 12, FAT 16 or FAT 32 with other equipment or format the 
card with this unit.53
 The card contains a folder structure and/or file extensions that are not 
compatible with this unit.76
 Turn off and then turn on the unit again.
 SD Memory Cards (from 8 MB to 2 GB) or SDHC Memory Card (4 GB, 
8 GB, 16 GB) can be used with this unit.
Copying, deleting, and setting 
protection take a long time. When there are a lot of folders and files, it may sometimes take a few hours.
 When repeating copying or deleting, it may sometimes take a long time. 
Format the disc or card.53
Editing IssuesStill Pictures
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Cannot format. 
  The disc is dirty. Wipe with a damp cloth and then wipe dry.75
  Disc may be defective or of poor quality.
  You tried formatting a disc that is not compatible with the unit.53
  [+RW] Discs created on a computer may not be formatted.
Cannot create chapters.
  The unit writes the chapter division information to the disc when you turn it 
off or remove the disc.
The information is not written if there is an interruption in the power.
  These operations are not possible with still pictures.
Cannot delete chapters.
  When the chapter is too short to delete, use “Combine Chapters” to make 
the chapter longer [RAM].45
The available recording time 
doesn’t increase even after deleting 
recordings on the disc.  Available space on DVD-R, DVD-R DL, +R, or +R DL does not increase 
even after deleting previous recordings.
  Available space on DVD-RW (DVD-Video format) or +RW increases when 
you delete the last recording. 
Editing IssuesDVD & SD
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“”  ashes when I try to start 
recording.  A video cassette is not inserted. Insert a video cassette with an accidental 
erasure prevention tab.15
Cannot record.
  The accidental erasure prevention tab has been removed. Cover the hole 
with adhesive tape.15
Cannot record a TV program. 
  Digital broadcasts cannot be recorded to video tape. 
Recording IssuesVHS Recording
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Troubleshooting Guide
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