Radio Shack 43-3801 ユーザーズマニュアル

8

Preparation

1. Plug the system’s modular phone line cord into the wall 

jack.

2. Plug the modular phone line cord (not supplied) from your 

telephone into the modular phone jack on the back of the 
system.

Plug the AC adapter into a standard AC outlet. The MESSAGE 
indicator lights.

• If you did not install a backup battery, the MESSAGE 

indicator lights, and the LOW BATT indicator flashes. The 
system initializes, then you hear 4 tones.

• Do not press any of the system’s buttons while you are 

plugging the adapter into the AC outlet. If you accidentally 
press a button, reset the system by unplugging the adapter 
from the AC outlet and reinserting it.

• The system cannot operate without AC power.

ˆ

To turn on the system, press 

. The MESSAGE 

indicator lights and the system beeps.

43-3801a.fm  Page 8  Monday, February 25, 2002  8:56 AM