Appendix 1 Dtv Channel Table Information; Appendix 2 Trouble Shooting - ViewSonic NextVision HD-12 User Manual

APPENDIX 2
Problem
(1) The receiver front panel power
indicator (red LED) doesn't light up,
and no message on the front panel
display
(2) Has message on the front panel but
no picture on your TV screen
(3) Poor picture quality
(4) No audio service
(5) No video service
(6) Does not have all the channels
available after using "Auto Scan"
when first time installing the
receiver.
(7) Cannot lock signal by using "Manual
Setup"
(8) No Closed Caption
(9) Cannot receive channels after
moving the receiver between cities
(For instance from New York to Los
Angeles)
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TROUBLE SHOOTING
(a) Check the main lead and make sure the power plug is
well plugged into a stable power outlet
(b) Press "Power" button on the front panel to see if the red light
(power indicator) is on.
(a) Press button "Menu" on the remote control or front panel to
call up On Screen Display
(b) Make sure the connector type between set top box and your
TV set matches each other. For instance, if you use RCA or
S-Video connector you may choose the same external video
input RCA or S-Video mode in TV set.
(c) Be sure you have done the channel scan before you watch the
TV program.
(a) Check the antenna and make sure it is aligned to the correct
direction. Use receiver's "Manual Scan" page to check the
signal's RF Level when aligning the antenna.
(b) If you use any kind of amplifier to boost the signal level,
please check whether it works well, and ask help from the
antenna installer.
(c) Refer to solutions in item (2) above
(a) Check the receiver and your TV's volume are properly set and
not in "mute" mode.
(b) Check the audio connectors are correctly and firmly connected
(c) Make sure the receiver switch to the correct Audio mode: AC-3
or PCM (MPEG/Analog Audio).
(d) Scan this channel again by using "Manual Setup" and see if
the audio service will come back.
(e) Check with the local TV stations. Sometimes they are just
testing new services on their TV or Radio channels.
(a) Check the receiver output and your TV's input are properly
set.
(b) Check the Video connectors are correctly and firmly
connected
(c) Scan this channel again by using "Manual Installation" and see
if the video service will come back.
(d) Check with the local TV stations. Sometimes they are just
testing new video services on their channels the video service
may stop every once in a while.
(a) Try "Manual Setup" to scan these missing channels. Once the
receiver picks up the signal, all the transmission parameters
will be stored in receiver's memory automatically.
(a) Check the channel number is correct according to the channel
table and updated channel table information on Appendix 1
(a) Make sure the channel you are watching carries closed caption
information.
(b) Press CC/CS button on the remote control to double check
there's closed caption data output.
(a) Reset the Receiver, then use "Auto Installation" or "Manual
Installation" to scan through all the channels again.
Solution