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19541P-43 (09-12)

 

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Before a belt station and a gateway can be connected, they must first be 

linked

.  As a security 

measure, the 

close-link

 feature requires devices to be in proximity of about 1 to 3 ft (0.3 to 0.9m) 

in order to successfully link.  This ensures that the units are not inadvertently linked with other 

units on the premises. 

Linking procedure: 

1.

 

Ensure units are within 1 to 3 ft (0.3 to 0.9m) of each other. 

2.

 

Simultaneously (within 1-2 sec) press and release the LINK button on the U9922-G38 and 
the LINK/PTT button on the belt station to link with. 

3.

 

Amber LED’s will flash quickly on both devices.  A momentary red LED indicates a 
successful close-link. 

4.

 

Upon successful link the U9922-G38 will attempt to establish a connection with the belt 
station. 

5.

 

Upon successfully establishing connection the LED on the gateway will flash a green 
pattern corresponding to the number of belt stations connected. 

 

Tip:

   

Once linked, the devices will not need to be linked again unless they are purged (see 

Purging

).   

 

Each belt station is able to be linked to only one gateway at a time.  A gateway can have up to six 

belt stations linked and be connected to four of those six at one time. 

 

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The LINK button has a multi-color LED in the center which serves as a status indication for the 
gateway.  

Table 1

 below lists these states. 

 

Table 1: LED Status Indications 

LED Color 

Blink Rate 

Status 

Red 

Solid 

Initializing/power up 

Red 

Once 

Connection Dropped 

Red 

Once 

Connection Established 

Red 

Any 

Low battery (approx. 1 hr remaining) 

Orange 

Slow 

Idle/Disconnected 

Orange 

Fast 

Linking/Connection in Progress 

Orange 

Solid 

PTT asserted 

Green 

Slow 

Connected (pattern indicates 
number of belt stations connected) 

Содержание U9922-G38

Страница 1: ...19541P 43 09 12 2012 DAVID CLARK COMPANY INCORPORATED USER MANUAL 3800 Gateway U9922 G38 P N 40995G 01...

Страница 2: ......

Страница 3: ...damage If damage is apparent immediately file a claim with the carrier and notify your David Clark product supplier ELECTRICAL HAZARD Disconnect electrical power when making any internal adjustments...

Страница 4: ...22 G38 provides communication for up to four users as well as an interface to an existing David Clark Model 3800 wired intercom system Additionally the U9922 G38 can be used as a stand alone wireless...

Страница 5: ...along with a C99 22MS interface cable for each U9922 G38 gateway to be used and one C98 20PW power cable In this configuration if a two way radio is used it must be connected to the radio input on eac...

Страница 6: ...ion 5 Upon successfully establishing connection the LED on the gateway will flash a green pattern corresponding to the number of belt stations connected Tip Once linked the devices will not need to be...

Страница 7: ...om Level Adjustment Audio levels can vary between intercoms mainly due to the system level setting on the wired intercom To compensate for this the U9922 G38 has the ability to adjust its receive leve...

Страница 8: ...on the wireless intercom a Clockwise to increase level counter clockwise to decrease Range The range of a belt station and a gateway can be up to 300ft 100m If you are in an environment with metal or...

Страница 9: ...mber of belt stations to be kept linked 4 Press and hold LINK button on the gateway for 30 seconds until LED quickly flashes red 5 Release LINK button T Tr ro ou ub bl le es sh ho oo ot ti in ng g Tab...

Страница 10: ...ut 4 mW 100mW peak U S and Canada Range 300 ft 100m line of sight nominal Operating Temperature 14 F to 131 F 10 C to 55 C Storage Temperature 4 F to 140 F 20 C to 60 C Power Requirements 8 to 32 VDC...

Страница 11: ...ard s Operation is subject to the following two conditions 1 this device may not cause interference and 2 this device must accept any interference including interference that may cause undesired opera...

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