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T: 973-777-6996 

E:info@tech21nyc.com 

W:www.tech21nyc.com

© 1989 Tech 21,Inc.

DESIGNED AND MANUF

ACTURED IN THE U.S.A.

OWNER’S MANUAL

POWER REQUIREMENTS

Utilizes standard 9V alkaline battery (not included).To install,simply remove battery door.

(NOTE:The 

Input

activates battery.To conserve energy, unplug when not in use.) 

USE DC POWER SUPPLY ONLY!

Failure to do so may damage the unit and void warranty.

DC Power Supply Specifications:

-9V DC regulated or unregulated,100mA minimum;
-3.5mm male plug,tip positive (+).

Replacement factory po

wer supply is available

, Model #DC1.

WARNINGS:

Attempting to repair unit is not recommended and may void warranty.

Missing or altered serial numbers automatically void warranty. For your own protection,be sure
serial number labels on the unit’s back plate and exterior box are intact.

ONE YEAR LIMITED 

WARRANTY . PROOF OF PURCHASE REQUIRED

.

Manufacturer warrants unit to be free from defects in materials and workmanship for one (1) year
from date of purchase to the original purchaser and is not transferable.This warranty does not include
damage resulting from accident,misuse, abuse, alteration,or incorrect current or voltage. If unit be-
comes defective within warranty period, Tech 21 will elect to repair or replace it free of charge. After
warranty expires, Tech 21 will repair defective unit for a fee.

ALL REPAIRS 

for residents of U.S.Call Tech 21 for 

Return Authorization Number

. Manufacturer

will 

not

accept packages without prior authorization,pre-paid freight (UPSpreferred) and proper insur-

ance. International purchasers should contact the authorized Tech 21 distributor in their particular
country.

FOR PERSONAL ASSISTANCE & SERVICE:

Contact Tech 21,Inc., weekdays from 9:00 AM to 5:00 PM,EST.

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