Heath Zenith 121AC Manuale Utente

 A  pushbutton with a diode already installed is provided for the front door

connection.

 A convenient slot in the base has been provided to insert the manual

for future reference.

 Turn the volume control clockwise to increase the volume or counter-

clockwise to decrease the volume.

 This button has a dual purpose. 1) To return to the first tune in a Group when

using the Tune Selection Button to cycle through the tune selections. 2) To reset the chime
in case of power failure or surge.

 A notched cover pin is located on two sides of the chime base. These pins are

for selected covers which hang on the base.

 There are 63 tunes (divided into 9 groups of 7) available for the front door

and 2 tunes available for the rear door. The 

Tune Selection Guide can be found on page 28.

• A diode connected to the front door pushbutton is required for this chime to operate. The enclosed

pushbutton has a diode factory installed to be used for the front door connection.
Note: An additional diode is enclosed for use with other pushbuttons. See page 5 for installation
instructions.

• This chime must have a front door pushbutton with diode connected to operate properly. 

IMPOR-

TANT: The chime will operate with a front door connection only. The chime will not operate properly
with just a rear door pushbutton installed.

Illustrations may vary from

actual chime unit.

© 2003 DESA Specialty Products™

598-1142-01