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19541P-43 (03-12)

 

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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. 

 

 

 

DO NOT INSTALL ANY DAVID CLARK COMPANY PRODUCT THAT 

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.  

 

 

 

ELECTRICAL HAZARD -

 Disconnect electrical power when making any 

internal adjustments or repairs.  All repairs should be performed by a 

representative or authorized agent of the David Clark Company. 

 

 

 

 

 

STATIC HAZARD -

 Static electricity can damage components.  

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. 

 

 

Summary of Contents for 3800

Page 1: ...19541P 43 03 12 2012 DAVID CLARK COMPANY INCORPORATED USER MANUAL 3800 Gateway U9922 G38 P N 40995G 01 ...

Page 2: ......

Page 3: ...g 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 or repairs All repairs should be performed by a representative or authorized agent of the David Clark Company STATIC HAZARD Static electricity can damage components Therefore be sure to ground yourse...

Page 4: ...ions becomes part of a wireless intercom system The U9922 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 intercom gateway with two way radio interface Up to four belt stations can be connected to one gateway Radio Input Status LED VOLUME LINK Antenna...

Page 5: ... this configuration Antenna The U9922 G38 has two external antenna connections and is supplied with one whip style antenna In most applications a single whip antenna is sufficient However the optional remote antenna kit P N 40688G 93 for mag mount 40688G 96 for permanent install is available should more range be desired In this case we recommend keeping one whip antenna connected directly to the U...

Page 6: ...tion 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 tho...

Page 7: ...com 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 level from the intercom using the Volume knob see Figure 1 Turning this knob will increase or decrease the audio level coming from the wired intercom into the gateway Perform this adjustment to obtain op...

Page 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 concrete walls this range could be reduced If the belt station enters into a fringe reception area a brief sequence of three beeps will be heard in the headset This is to serve as a warning of a poss...

Page 9: ...s the number 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 Table 2 Troubleshooting Problem Solution Gateway will not turn on Review Installation procedure Ensure wiring is correct Cannot link a belt station Review Linking procedure Ensure units are withi...

Page 10: ...put 4 mW 100mW peak U S and Canada Range 300 ft 100m line of sight nominal Operating Temperature 14 F to 113 F 10 C to 45 C Storage Temperature 4 F to 140 F 20 C to 60 C Power Requirements 8 to 32 VDC F FC CC C P Pa ar rt t 1 15 5 S St ta at te em me en nt t RADIO AND TELEVISION INTERFERENCE This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to...

Page 11: ...anada licence exempt RSS standard 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 operation of the device U Un na au ut th ho or ri iz ze ed d C Ch ha an ng ge es s Changes or modifications not expressly approved by David Clark Company Inc could void the us...

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