Panasonic Flat Panel Television TH-42PX70A User Manual

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FAQs, etc.
•
Frequently Asked Questions
•
Technical Information
36
37
Technical Information
Input signal that can be displayed
Note
•
Signals other than above may not be displayed properly.
•
The above signals are reformatted for optimal viewing on your display.
•
Applicable input signal for PC is basically compatible to VESA standard timing.
•
PC signal is magnifi ed or compressed for display, so that it may not be possible to show fi ne detail
with suffi cient clarity.
Signal name COMPONENT HDMI
480i (60 Hz)
∗∗
480p (60 Hz)
∗∗
576i (50 Hz)
∗∗
576p (50 Hz)
∗∗
720p (50 Hz)
∗∗
720p (60 Hz)
∗∗
1,080i (50 Hz)
∗∗
1,080i (60 Hz)
∗∗
1,080p (50 Hz)
∗
1,080p (60 Hz)
∗
Signal name Horizontal frequency (kHz) Vertical frequency (Hz)
640 × 400 @70 Hz 31.47 70.07
640 × 480 @60 Hz 31.47 59.94
640 × 480 @75 Hz 37.50 75.00
800 × 600 @60 Hz 37.88 60.32
800 × 600 @75 Hz 46.88 75.00
800 × 600 @85 Hz 53.67 85.06
852 × 480 @60 Hz 31.44 59.89
1,024 × 768 @60 Hz 48.36 60.00
1,024 × 768 @70 Hz 56.48 70.07
1,024 × 768 @75 Hz 60.02 75.03
1,024 × 768 @85 Hz 68.68 85.00
1,280 × 1,024 @60 Hz 63.98 60.02
1,366 × 768 @60 Hz 48.39 60.04
Macintosh13” (640 × 480) 35.00 66.67
Macintosh16” (832 × 624) 49.73 74.55
Macintosh21” (1,152 × 870) 68.68 75.06
∗
Mark: Applicable input signal
COMPONENT (Y, PB/CB, PR/CR), HDMI
PC (D-sub 15P)
Pin No.
Signal Name
Pin No.
Signal Name
Pin No.
Signal Name
R GND (Ground) NC (not connected)
G GND (Ground) NC (not connected)
B GND (Ground) HD
NC (not connected) NC (not connected) VD
GND (Ground) GND (Ground) NC (not connected)
1
678
3
9
45
10
15 14 13 12 11
2
PC connection
A PC may be connected to this TV so that the PC screen is displayed and sound is heard from the TV.
•
PC signals that can be inputted: Horizontal scanning frequency 31 to 69 kHz; vertical scanning frequency
59 to 86 Hz (more than 1,024 signal lines could result in incorrect display of the image).
•
A PC adapter is not necessary for the DOS/V-compliant D-sub 15-pin connector.
Note
•
Some PC models cannot be connected to this TV.
•
When using PC, set the colour display quality of PC to the highest position.
•
For details of the applicable PC signals, see below.
•
Max. display resolution
•
D-sub 15-pin connector signal
TH-42PX70A TH-50PX70A
4:3 768 × 768 pixels 1,024 × 768 pixels
16:9 1,024 × 768 pixels 1,366 × 768 pixels
Aspect
Model No.
FAQs
Before requesting service or assistance, please follow these simple guides to resolve the problem.
If problem still persists, please contact your local Panasonic dealer for assistance.
White spots or shadow
images (noise)
•
Check the position, direction, and
connection of the aerial.
Neither image nor
sound is produced
•
Is the TV in “AV mode”?
•
Is the mains lead plugged into the socket
outlet?
•
Is the TV turned On?
•
Check Picture Menu (p. 20) and volume.
An error message
appears
•
Follow the message’s instructions.
•
If the problem persists, contact the
authorized Service Centre.
Permanently lit spots on screen
•
Due to production process involved in this technology
this may result in some pixels which are permanently lit
or unlit. This is not a malfunction.
Contrast is reduced
•
Contrast is lowered when the following conditions without
any user operation for a few minutes:
● no signal in DVB or AV mode
● selected invalid channel
● selected radio channel
● displayed menu
Problem Actions
Screen
No sound is produced
•
Is “Sound mute” active? (p. 7)
•
Is the volume set to the minimum?
Sound level is low
or sound is distorted
•
Sound signal reception may be deteriorated.
Chaotic image, noisy
•
Set “P-NR” in the Picture Menu (to remove noise). (p. 20)
•
Check nearby electrical products (car, motorcycle, fl uorescent lamp).
No image can be displayed
•
Is “Colour” or “Contrast” in the Picture Menu set to the minimum?
(p. 20)
Blurry or distorted image
(no sound or low volume)
•
Reset channels. (p. 24)
Unusual image is displayed
•
Turn off the TV with Mains power On / Off switch, then turn it on
again.
HDMI
Sound is unusual
•
Set the sound setting of the connected equipment to “2ch L.PCM”.
•
Check the “HDMI1 Input” setting in the Sound Menu. (p. 20)
•
If digital sound connection has a problem, select analogue sound
connection. (p. 29)
Pictures from external equipment
are unusual when the equipment
is connected via HDMI
•
Is the HDMI cable connected properly? (p. 32)
•
Turn Off the TV and equipment, then turn them On again.
•
Check an input signal from the equipment. (p. 36)
•
Use an equipment compliant with EIA/CEA-861/861B.
Sound

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