User Manual

POWER REQUIREMENTS
Utilizes standard 9V alkaline battery (not included). NOTE: Input jack
activates battery. To conserve energy, unplug when not in use.
Power Consumption: approx. 21mA.
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;
-2.1mm female plug, center negative (-).
Optional factory power supplies are available: Tech 21 Model
#
DC9. Also operable via previous models:
#
DC2 and
#
DC4.
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, and return your warranty registration card.
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 pur-
chaser and is not transferable. This warranty does not include damage resulting
from accident, misuse, abuse, alteration, or incorrect current or voltage. If unit
becomes defective within warranty period, Tech 21 will repair or replace it
free of charge. After expiration, Tech 21 will repair defective unit for a fee.
ALL REPAIRS for residents of U.S. and Canada: Call Tech 21 for Return
Authorization Number. Manufacturer will not accept packages without
prior authorization, pre-paid freight (UPS preferred) and proper insurance.
FOR PERSONAL ASSISTANCE & SERVICE:
Contact Tech 21 weekdays from 9:00 AM to 5:00 PM, EST.
Hand-built in the U.S.A. using high-quality compo-
nents sourced domestically and around the globe.
T: 973-777-6996 F: 973-777-9899
E: info@tech21nyc.com W: tech21nyc.com
©2019 Tech 21 USA, Inc. (Rev 09.19)

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