User Manual, U9912-BSW(EU)
Contents
1. for as long as the PTT is held down regardless of VOX setting VOX Basics e VOX knob fully clockwise CW Mic is off e VOX knob fully counter clockwise CCW Mic is hot e VOX knob in between full CW and full CCW VOX enabled VOX Adjustment Procedure Ensure that the controller is linked with a belt station LED flashing green Stand in the noisy environment where you will be using the system but do not speak Turn VOX knob fully counter clockwise You will hear a continuous tone While continuing not to speak slowly turn the VOX knob clockwise until the tone stops VOX is now optimally set for your environment Oe RENE ER If you move to another location you may wish to repeat the above procedure Tip e Turning the VOX knob fully clockwise will turn off the microphone e Conversely turning the VOX knob fully counter clockwise will cause the microphone to be hot all the time Communication The user will hear his own voice side tone only when the controller is connected to a belt station and VOX is properly adjusted Side tone provides feedback for the user to know he is connected and is being heard by the remote users as well In general if you can hear your own voice the other users can hear you as well 5 of 9 19541P 69 12 14 Range The range of a belt station and a controller can be up to 500 ft 150m If you are in an environment with metal or concrete walls this range could be reduced If the belt2. approximately two seconds The LED will turn red and then begin flashing orange If there are linked belt stations within range they will automatically connect to the controller in a few seconds after power up To power down the U9911 BSC EU press and hold the POWER button for approximately two seconds The LED will turn red and then turn off The controller is now powered down Headset In order for the U9911 BSC EU to be used a David Clark H9900 series headset must be connected To connect the headset align the connectors as shown then push and turn clockwise see Figure 2 There are separate left and right volume controls on the headset Line up Orange Dots and Twist Figure 2 Headset Connection 4of9 19541P 69 12 14 It is also important to properly wear the headset and correctly position the microphone For optimum noise cancelling performance position the microphone 1 8 to 1 4 3 6 mm from your lips Figure 3 Wearing the Headset VOX adjustment The U9911 BSC EU has an innovative voice activation VOX system VOX is intended to prevent background noise from being unintentionally picked up by the microphone while detecting and allowing voice communications The VOX knob see Figure 1 controls the threshold at which the mic becomes hot When the mic is hot you will hear your own voice and other connected users will hear you as well Pressing the PTT button will automatically make the microphone hot
3. take care to align the battery properly and fully tighten the screw see Figure 4 Battery Insertion Removal Figure 3 Insert Battery with Contacts Down Troubleshooting Table 3 Troubleshooting Problem Solution Controller will not turn on Review Power up Power down procedure Ensure a fresh battery is installed Cannot link a belt station Review Linking procedure Ensure units are within 1 to 3ft 0 3 to 0 9m of each other while linking Try a Full Purge No sidetone No Belt Stations connected VOX set too high Low receive audio Adjust left right volume knobs on headset No audio intermittent audio Check headset connection to belt station 19541P 69 12 14 7 of 9 Replacement Parts e Battery P N 40688G 90 e Protective skin black A99 01SKN P N 40796G 02 Care and Maintenance The U9911 BSC EU is not user serviceable Do not attempt to open the enclosure If this product requires service please contact the David Clark Co Inc Customer Service department e Phone 800 298 6235 e E Mail serviceWWW DavidClark com e By Mail Customer Service David Clark Company 360 Franklin Street Worcester MA 01604 If necessary the U9911 BSC EU may be wiped down with a mild soap and water mixture Although it is designed as a water tight device do not unnecessarily submerse this product in water Avoid storage of this product in direct sunlight or high temper
4. U 40992G 03 or U9912 BSW EU 40992G 04 Wireless Belt Stations becomes part of a wireless intercom system Up to five users are able to communicate with each other when using the U9911 BSC EU Only one controller is required per system Up to four belt stations can be connected to one controller VOX Adjust Headset Connector Power Button Status LED Model U9911 BSC EU Controller Belt Station PIN 41033G 02 Battery Compartment Battery Release Screw Figure 1 Overview of Controller 2 of 9 19541P 69 12 14 Linking Before a belt station and a controller 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 power is on for both U9911 BSC EU and belt station see Power up Power down 2 Ensure units are within 1 to 3 ft 0 3 to 0 9m of each other 3 Simultaneously within 1 2 sec press and release the PTT button on the U9911 BSC EU and the belt station to link with 4 Amber LED s will flash on both devices A momentary red LED indicates a successful close link 5 Upon successful link the U9911 BSC EU will attempt to establish a connection with the belt station 6 Upon successfully establishing connection the LED on the controll
5. WWW DAVIDCLARK COM USER MANUAL Controller Belt Station U9911 BSC EU P N 41033G 02 19541P 69 12 14 2014 DAVID CLARK COMPANY INCORPORATED Cautions and Warnings 19541P 69 12 14 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 NIK amp x 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 1of9 Overview The U9911 BSC EU 41033G 02 Controller Belt Station is a portable wireless communication device that when used in conjunction with one or more U9910 BSW E
6. ature environments Specifications Frequency Range 1880 MHz 1900 MHz EU Average RF Power Output 10 mW 250 mW peak EU Range 500 ft 150m line of sight nominal Battery Life 24 hrs continuous use 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 3 7V 100mA nominal Battery Type 3 7V 2000mAh Li Polymer 8 of 9 19541P 69 12 14 Unauthorized Changes Changes or modifications not expressly approved by David Clark Company Inc could void the users authority to operate the equipment Usage Restrictions Due to the DECT frequencies used this product is licensed for operation only in the European Union countries and those countries that have approved the DECT EU Standard SAR Statement Radio wave exposure and Specific Absorption Rate SAR information This product has been designed to comply with applicable safety requirements for exposure to radio waves These requirements are based on scientific guidelines that include safety margins designed to assure the safety of all persons regardless of age and health The radio wave exposure guidelines employ a unit of measurement known as the Specific Absorption Rate or SAR Tests for SAR are conducted using standardized methods with the product transmitting at its highest certified power level in all used frequency bands The product is designed to meet the r
7. elevant guidelines for exposure to radio waves SAR data information for residents in countries that have adopted the SAR limit recommended by the International Commission of Non lonizing Radiation Protection ICNIRP which is 0 08 W kg averaged over the whole body or 2 00 W kg averaged over ten 10 gram of tissue for example European Union Japan Brazil and New Zealand The highest SAR value for this product when tested for use on the body is 0 239W kg averaged over 10g 9 of 9 19541P 69 12 14
8. er this procedure no belt stations will automatically connect to this controller until linked Full Purge procedure 1 Power down controller see Power up Power down Press and hold PTT button Do not release Power up the controller see Power up Power down Release POWER button Release PTT button TR RR Smart Purge A smart purge is a purge in which only unwanted links are removed from the gateway When this procedure is complete only belt stations that are connected to the gateway remain linked All other belt station links will have been removed see the belt station User Manual for the individual belt station purging procedure when remaining link purging may be necessary 60f 9 19541P 69 12 14 Smart Purge procedure 1 Ensure gateway is powered on and functioning h g Disconnect all belt stations to be purged power off the belt stations 3 Verify the number of green LED flashes on the gateway matches 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 Battery Removal amp Charging All David Clark 9900 series wireless belt stations and battery operated controllers use a 3 7V Li Polymer rechargeable battery This battery is removed by loosening the battery release screw See Figure 1 The batteries are charged with the A99 04CRG 4 bay battery charger 41034G 01 When installing a battery
9. er will flash a green pattern corresponding to the number of belt stations connected 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 controller at a time A controller can have up to six belt stations linked and be connected to four of those six at one time Status Indications The power button has a multi color LED in the center which serves as a status indication for the controller 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 Link Connection in Progress Orange Solid PTT asserted Green Slow Connected pattern indicates number of belt stations connected 3 0f 9 19541P 69 12 14 In addition to the LED the belt station controller provides audio feedback for certain conditions as well Table 2 below lists these conditions Table 2 Alerts Connection Established first connection only Connection Lost last connection only Low Battery Connection Deleted see Purging Triple Beep Fringe Signal Area Operation Power up power down To power up the U9911 BSC EU controller belt station press and hold the POWER button for
10. 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 possible disconnection if conditions are not improved When possible the user should attempt to regain line of sight contact with the controller When the belt station travels out of range of the controller a voice alert will indicate that the connection has been lost To reconnect simply move back into range and connection with the controller gateway will automatically be reestablished also noted by a voice alert Low Battery Under typical conditions the battery in the controller will last up to 24 hours or longer A voice alert will indicate to the user that the battery is running low Additionally the Status LED will turn red At this point approximately 1 hour of operation remains Auto Shut Off The U9911 BSC EU will automatically shut off 30 minutes after the last belt station is disconnected Purging In some circumstances it may be desired to purge the U9911 BSC EU of its linked belt stations Typically purging is not necessary unless there are multiple controllers in the same vicinity and you wish to remove a belt station from this controller and link to a different controller A controller can link up to six belt stations where a belt station can be linked to only one controller at a time Full Purge A full purge is a purge method which clears all links in the controller Aft
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