Audio; General - Sony TRINITRON KV-27HS420 Service Manual

Audio

Problem
Good picture,
no sound
Cannot gain enough volume
when using a cable box
Sound seems weak or
insufficient
Cannot raise the volume on
external audio speakers

General

Problem
How to reset TV to
factory settings
How to restore Video settings
to factory settings
How to restore Audio
settings to factory settings
Cannot cycle through the
other video equipment
connected to the TV
Cannot operate Menu
Lost password
TV makes "popping" sound
when turned on
LED on front panel is lit
Digital cable box does not
work
Possible Remedies
❏
Press MUTING so that the word
35).
❏
Make sure the Speaker
❏
Increase the volume of the cable box using the cable box's remote control.
Then press TV FUNCTION
❏
The TV's audio might be set to
to Stereo. In the Audio Menu (see page 48), set the
already set to Stereo,
during weak stereo broadcasts).
❏
Speaker
If the option is set to
order to output the sound to your audio system) use your audio receiver to
adjust the sound (see page 48). Or, to use the TV remote control, set the
Audio Out option to Variable.
❏
To turn on the TV speakers, set the
Possible Remedies
❏
Turn on the TV. While holding down the
control, press the POWER
back on again.) Release the
❏
RESET
Press the button on the remote control while in the Video Menu (see
page 46).
❏
Press the RESET button on the remote control while in the Audio Menu (see
page 48).
❏
Be sure the Video Label
❏
If a menu option appears in gray, this indicates that the TV is in a state in
which the menu option is not available.
❏
In the password screen (see page 54), enter the following master password:
4357. The master password clears your previous password; it cannot be
used to temporarily unblock channels.
❏
This is a normal sound that results from the TV automatically degaussing
each time it is turned on.
❏
This LED (see page 10) blinks when the TV is turned on, then shuts off
when the picture is displayed. If the LED blinks continuously, this may
indicate the TV needs service. When the timer is set, this LED will remain
lit even when the TV is turned off.
❏
If you are connecting a VCR and digital cable box using a splitter, as
described on pages 18-19, you must use a special bi-directional splitter that
is designed to work with your digital cable box. Contact your cable
provider for details.
Muting disappears from the screen (see page
option is set to On in the Audio Menu (see page 49).
and adjust the TV's volume.
Auto SAP or Mono, when it might be better set
switch to Mono (which may reduce background noise
Off Audio Out
and the
Speaker
option to
RESET
button on the TV. (The TV will turn itself off, then
RESET button.
option is not set to Skip
MTS setting to Stereo. If
Fixed
option is set to (in
On
(see page 48).
button on the remote
(see page 59).
65