Radio Shack CID-2904 - Manual (Page 13)

13 Preparation
ADJUSTING THE DISPLAY’S
CONTRAST
Your CID has eight display contrast set-
tings (0–7).
Follow these steps to adjust the display’s
contrast.
1. Hold down DELETE and REVIEW
9 9 9 9
until CONTRAST X ( X equals the cur-
rent contrast setting) appears.
2. Continue to hold down DELETE and
press REVIEW
8 8 8 8
or
9 9 9 9
to select the
desired contrast setting.
3. Release DELETE . The date and time
appear.
CONNECTING TO THE
PHONE LINE
The CID connects to your phone and
phone line using four modular telephone
line connectors. If your phone line does
not have a modular jack, you can update
the wiring yourself using adapters
available at your local RadioShack store.
Or, you can have the telephone company
update your telephone wiring for you.