Atari 7800 ProSystem Owner's Manual page 4

Installing the TV/Game
Switch Box
you to change from television
viewing to video game play and
back by simply sliding a switch.
The switch box is easy to install.
Find the picture that looks the:
most like the back of your TV set —
_and follow those instructions. All
you need is a screwdriver.
If Your Television Has Four
Screws Only:
A.Disconnect the twin-lead wire
from your television and attach it
to the ANTENNA screw terminals
on the TV/GAME Switch Box.
B. Connect the twin-lead wire >
from the TV/GAME Switch Box
to the VHF antenna terminals
on your television set. ~
lf you do not have a flat twin-tead
antenna wire, you may need to
buy an "impedance-matching
transformer" (also called a "balun
coil'). It is also available at a
nominal cost from your local TV
and stereo stores.
By-attaching a TV/GAME Switch
Box to each television in your
home, you can easily move your
ATARI 7800 ProSystem from room to
room: Extra TVIGAME Switch Boxes
may be purchased separately.
lf Your Television Has a U-Shaped
Slider or a Silde Switch:
A.Move the U-shaped slider to
make connection between the _
two screws. Or, push the slide
switch-to_the side-marked "300
ohm" or '*300 Q ."'
B. If you have a round antenna
cable:
mw Disconnect the cable from
your television.
mw Screw the cable into the
impedance-matching _ .
transformer.
'w Attach the impedance-
matching transformer to the
ANTENNA screw terminals
on the TV/GAME Switch Box.
Or if you have a flat twin-
lead antenna wire:
mw Disconnect it from the televi-
sion and attach it to the
ANTENNA screw terminals
on the TV/GAME Switch Box.
C. Connect the short twin-lead
wire from the TV/GAME Switch
Box to the VHF antenna ter-
minals on your television set.
8 &
300 OHM