Troubleshooting; Specifi Cations - Zenith C27J28C Operating Manual

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Use the following check list for troubleshooting when you have problems with your TV. Consult your local dealer or
service outlet if problems persist. Be sure all connections are properly made when using with other units.
SYMPTOMS
• Make sure the power cord is plugged in.
TV does not
• Try another AC outlet.
operate.
• Power is off, check fuse or circuit breaker.
• Unplug unit for an hour, then plug it back in.
• Station or CABLE experiencing problems,
Poor sound
tune to another station.
or no sound.
• Check sound adjustments (Volume and Mute).
• Check for sources of possible interference.
• Station or CABLE experiencing problems,
tune to another station.
• Make sure channels are set into memory.
Poor picture
• Check antenna or CABLE connections,
or no picture.
adjust antenna.
• Check for sources of possible interference.
• Check picture control adjustments.
• Station or CABLE experiencing problems,
Poor
tune to another station.
reception on
• Make sure channels are set into memory.
some
• Station is weak, adjust antenna to receive
channels.
desired station.
• Check for sources of possible interference.
• Station or CABLE experiencing problems,
tune to another station.
• Make sure channels are set into memory.
Poor color or
• Check picture control adjustments.
no color.
• Check antenna or CABLE connections,
adjust antenna.
• Check for sources of possible interference.
• Station or CABLE experiencing problems,
Picture
tune to another station.
wobbles or
• Make sure channels are set into memory.
drifts.
• CABLE company is scrambling signal.
• Adjust antenna.
Digital
broadcasting
• Check digital signal strength.
screen
problem.
Power supply:
Power Consumption: Operation :
Stand by :
Weight:
Dimensions:
Width:
Height:
Depth:
Inputs:
VIDEO:
AUDIO:
S-VIDEO:
COMPONENT:
Output:
AUDIO:
ACCESSORY
Remote Control
Design and specifi cations are subject to change without notice.
J33A0621B_EN_P33_34.indd 33
J33A0621B_EN_P33_34.indd 33
POSSIBLE SOLUTIONS
AC 120V, 60Hz
110 Watts
3 Watts
71.9 lbs (32.6 kg)
25-9/16 inches (650.0 mm)
22-1/2 inches (571.5 mm)
19-11/16 inches (500.5 mm)
1 V (p-p)/75 ohms
–8 dBm/50k ohms
Y:
1 V (p-p), 75 ohms
C:
0.286 V (p-p), 75 ohms
Y:
1 V (p-p), 75 ohms
P
:
0.7 V (p-p), 75 ohms
R
P
:
0.7 V (p-p), 75 ohms
B
–8 dBm/50k ohms

Troubleshooting

SYMPTOMS
POSSIBLE SOLUTIONS
• Check all CABLE connections.
• Set TV/CABLE menu option to the CABLE
No CATV
mode.
reception.
• Station or CABLE system problems, try
another station.
Horizontal or
• Check antenna connections, adjust or
diagonal bars
re-direct antenna.
on screen.
• Check for sources of possible interference.
• Make sure TV/CABLE menu option is in the
No reception
appropriate mode.
above
• If using antenna, check UHF antenna
channel 13.
connections.
• Batteries are weak, dead or inserted incorrectly.
• Remote is out of range, move closer to TV
(within 15 feet).
No Remote
• Make sure Remote is aimed at sensor.
operation.
• Confi rm there are no obstructions between
the Remote and the TV.
• Make sure the power cord is plugged in.
• No broadcast on station tuned.
TV shuts off.
• Sleep Timer is set.
• Power interrupted.
• TV station experiencing problems or program
tuned is not closed captioned. Try another
Closed -
channel.
Caption is
• Check CABLE connection or VHF/UHF
not activated.
antenna, reposition or rotate antenna.
• Set closed caption decoder in the menu.
Display is not
shown in your
• Select proper language in the menu options.
language.
Specifi cations
Antenna input:
VHF/UHF/CABLE In 75 ohm coaxial
Picture Size:
67.5cm (27" class/26.6" diagonal)
Tuner Type:
Receiving Channels:
VHF
UHF
CABLE TV
Speakers:
2 inches (50.8 mm) × 3-1/2 inches (88.9 mm),
Sound output power:
NTSC Standard
ATSC Standard (8VSB), QAM
2-13
14-69
14-36 (A)-(W)
37-59 (AA)-(WW)
60-85 (AAA)-(ZZZ)
86-94 (86)-(94)
95-99 (A-5)-(A-1)
100-125 (100)-(125)
01 (5A)
8 ohm × 2
1.0 W + 1.0 W
33
2/15/08 2:22:51 PM
2/15/08 2:22:51 PM

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