Zenith SENTRY 2 Z19A02 Operating Manual & Warranty page 20

BEFORE CALLING FOR SERVICE
Before you call for service, determine the symptoms and make a few simple checks shown
below.
Symptoms
Picture, Sound
Snowy F_l_ro Noisy Sound
Ir_aenme8 I_
Nom'gd Pk:_m No Sound
No Video Noisy Sound
No Piclum No Sound
Check
-- Antenna location and/or connection.
-- Antenna direction and/or location.
Antenna lead-in wire.
-- Electrical appliances, lights, cars and trucks.
-- Computers, portable telephones.
-- Diathermy and other medical equipment.
-- Volume control settings.
-- Mute control.
-- Try another channel.
-- TV or Cable tuning mode set to proper setting?
-- Antenna input correct?
-- AC Power Cord plugged into AC outlet?
-- Brightness and audio controls set properly?
-- Try another channel.
Normal Sound
-- Color control settings.
Try another channel
-- CC (Closed Captions) in Text mode.
-- Select Caption OFF setting to eliminate black box.
Black I_,x Normal Sound
Menu opdolas Cannot be changed or selected. Reset the TV disconnecting the AC power cord
from the power outlet, wait a few nfinutes, then
plug the TV back into the outlet. You will have to
reset the clock to the current time.
3197-O
7--2