David Clark U9921-GUV User Manual

USER MANUAL

Universal Gateway

U9921-GUV

(P/N: 40994G-01)

19541P-42 (03-12) 

2012 DAVID CLARK COMPANY INCORPORATED



DO NOT INSTALL ANY DAVID CLARK COMPANY PRODUCT THAT

ELECTRICAL HAZARD

- Disconnect electrical power when making any

STATIC HAZARD

- Static electricity can damage components.

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READ AND SAVE THESE INSTRUCTIONS. Follow the instructions in this installation
manual. These instructions must be followed to avoid damage to this product and
associated equipment. Product operation and reliability depends on proper usage.

APPEARS DAMAGED. Upon unpacking your David Clark product,
inspect the contents for shipping damage. If damage is apparent,
immediately file a claim with the carrier and notify your David Clark
product supplier.

internal adjustments or repairs. All repairs should be performed by a
representative or authorized agent of the David Clark Company.

Therefore, be sure to ground yourself before opening or installing
components.

LI-POLYMER - This product is used with Li-Polymer batteries. Do not
incinerate, disassemble, short circuit, or expose the battery to high
temperatures. Battery must be disposed of properly in accordance
with local regulations.

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The U9921-GUV (40994G-01) Universal Gateway is a fixed-mounted wireless communication
device that, when used in conjunction with one or more U9910-BSW (40992G-01) or U9912­BSW (40992G-02) Wireless Belt Stations, becomes part of a wireless intercom system. The
U9921-GUV provides communication for up to four users as well as an interface to an existing
wired intercom system. Up to four belt stations can be connected to one gateway.

Antenna
Connection

Threaded
Post

Interface
Connector

LINK

R

VOL

Status LED

Bracket

Nut

Panel

Gasket

Figure 1: Overview of Gateway

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