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50
NS-42L780A12/NS-46L780A12/NS-55L780A12 Insignia 42"/46"/55" LCD HDTV, 1080p
www.insigniaproducts.com
Note: If the problem is not solved by using these troubleshooting
instructions, turn off your TV, then turn it on again.
Specifications
Specifications are subject to change without notice.
Warranty
Dimensions and weight
Screen
One or more channels
do not display.
• Make sure that the channels are not blocked. See
“Setting parental control levels” on page 34.
• Make sure that the channels are not hidden. The
channel may have been deleted from the
channel list. You can tune to the channel by
pressing the number buttons or you can add the
channel back to the channel list. See “Hiding
channels” on page 29.
• If you are using a cable or satellite box, use the
remote that came with that box to change
channels.
• Make sure you have the correct input selected to
view channels from the cable or satellite box.
• If you are using an antenna, the digital channel
signal may be low. To check the digital channel
signal strength, see “Checking the digital signal
strength” on page 31.
Password is lost.
•Enter 9999 to access parental controls, then set
a new password. See “Setting or changing the
password” on page 32.
Some settings cannot be
accessed.
• If a setting is grayed, the setting is not available
in the current video input mode.
TV cabinet creaks.
• When the TV is in use, the temperature rises
naturally and may cause the cabinet to expand
or contract which can cause a creaking noise.
This is not a malfunction.
Control buttons do not
work
• Make sure that the Button Lock option is set to
Off. See “Locking control buttons” on page 32.
• Unplug the power cord, wait a few seconds, then
plug the cord back in and turn on your TV.
TV keeps turning off
• Make sure that the sleep timer is not turned on.
See “Setting the sleep timer” on page 39.
Problem Solution
NS-42L780A12 NS-46L780A12 NS-55L780A12
Parts: 2 years
Labor: 2 years
Parts: 2 years
Labor: 2 years
Parts: 2 years
Labor: 2 years
NS-42L780A12
Without stand:
39.8 × 25.58 × 3.57 in.
(101.10 × 64.98 × 9.06 cm)
36.5 lbs. (16.56 kg)
With stand:
39.8 × 27.48 × 10.11 in.
(101.10 × 69.79 × 25.69 cm)
43.11 lbs. (19.55 kg)
NS-46L780A12
Without stand:
43.44 × 27.56 × 3.70 in.
(110.34 × 70.03 × 9.41 cm)
44.2 lbs. (20.05 kg)
With stand:
43.44 × 29.63 × 10.5 in.
(110.34 × 75.27 × 26.67 cm)
50.8 lbs. (23.05 kg)
NS-55L780A12
Without stand:
51.53 × 32.89 × 4.58 in.
(130.88 × 83.55 × 11.64 cm)
63.93 lbs. (29 kg)
With stand:
51.53 × 34.63 × 11.6 in.
(130.88 × 87.96 × 29.47 cm)
79.37 lbs. (36 kg)
Screen size measured
diagonally
NS-42L780A12: 42 in.
NS-46L780A12: 46 in.
NS-55L780A12: 55 in.
Display type LCD
Panel 60 Hz vs.120 Hz 120Hz
Display resolution 1080p
Panel resolution 1920 (H) × 1080(V)
Aspect ratio 16:9
Contrast ratio (typical)–panel NS-42L780A12: 1500:1
NS-46L780A12: 5000:1
NS-55L780A12: 1450:1
Dynamic contrast ratio
(typical)-list value
NS-42L780A12: 6000:1
NS-46L780A12: 12000:1
NS-55L780A12: 4350:1
Brightness (center typical)
cd/m2-panel
NS-42L780A12: 400
NS-46L780A12: 450
NS-55L780A12: 400
Comb filter 3d y/c digital
Response time NS-42L780A12: 6.5ms
NS-46L780A12: 8ms
NS-55L780A12: 8ms
Horizontal viewing angle
(typical)
178
Vertical viewing angle
(typical)
178
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