Turning Punch-Through On And Off; Using The Sleep Timer - Radio Shack 4 Owner's Manual

15-1917.fm Page 30 Monday, July 19, 1999 12:25 PM
Note: Punch-through does not work if the last two
devices you select have the same (or similar) fea-
tures. For example, if your TV and cable convert-
er both have POWER keys on their remote
controls, you must press the desired device key
before you use the Phone Up 4's

Turning Punch-Through On and Off

If your cable converter or VCR does have a vol-
ume control, you can turn off punch-through to let
the Phone Up 4 control the volume of those devic-
es.
Follow these steps to turn off punch-through.
1. Press the device key (
device you want to use to control the volume.
Then press and hold
blinks twice.
2. Press . The red light blinks twice again.
9 9 3
3. Press . The red light blinks twice to
VOL ^
indicate punch-through is turned off.
To turn on punch-through, press and hold
until the red light blinks twice, then press
The red light blinks twice. The press
light blinks twice to indicate punch-through is on.

USING THE SLEEP TIMER

Pressing turns on the Phone Up 4's built-
SLEEP
in sleep timer or the built-in sleep timer (if one ex-
ists) on the device you are using (TV, cable box,
or satellite).
Note: If the selected device has its own sleep tim-
er, the Phone Up 4's sleep timer is disabled. See
your device's Owner's Manual to operate its sleep
timer.
Need help? Call 1-800-950-7044
30
key.
PWR
or ) for the
CBL VCR
until the red light
SETUP
SETUP
9 9 3
. The red
TV
.