manualshive.com logo in svg

Telex RadioCom BTR-800, Operating Instructions Manual

Share
Download
Telex RadioCom BTR-800 Operating Instructions Manual Download Page 39

Dis play  Con trast

The LCD’s (Liq uid Crys tal Dis play) con trast is set from the
fac tory to a stan dard level.  How ever it is pos si ble for the user
to ad just the con trast if de sired.  The con trast con trol is in ter -
nal to the BTR-800 unit near the front panel. The cover must
be re moved for ac cess to this con trol.  Please see Fig ure 31 for 
the  lo ca tion.

Fig ure  31

LCD Con trast

7-3

V

D

1

1

0

1

FRONT

BACK

R

1

1

0

1

Summary of Contents for RadioCom BTR-800

Page 1: ...Telex Operating Instructions RadioCom BTR 800 TR 800 TR 825 Professional Wireless Intercom System ...

Page 2: ......

Page 3: ... years of develop ment work with many of the features developed from customer feedback We hope that your experience with this product is a pleasant one and hope to provide you with a continuing line of RadioCom products well into the future In order to get the most out of your new wireless intercom system please take a few moments to look through this booklet before using the product for the first...

Page 4: ......

Page 5: ...Internal Transmit Switches 5 6 Intercom Switch 5 6 Intercom Interface 5 6 Dual Listen Functionality 5 8 Auxiliary Input Output 5 9 Internal Auxiliary Input Routing Switch 5 9 Stage Announce Relay Contacts 5 10 Base Station Link 5 11 Beltpack Set Up 5 12 Battery Installation 5 12 Antenna Connection 5 13 Transmit Mode 5 13 Headset Connection 5 13 Pre Walk Thru Checklist 6 1 System Operation 7 1 Freq...

Page 6: ...ces 7 21 Lockout 7 21 1st Use Default 7 21 Factory Default 7 21 TR 825 Beltpack Menu Structure 7 22 Power Up Screens 7 23 Group Channel Screen 7 24 Transmit Screen 7 25 Receive 1 Screen 7 26 Receive 2 Screen 7 27 Audio Output 7 28 ClearScan 7 29 Feature Enable Disable Menus 7 30 Stage Announce Enable Disable 7 30 Wireless Talk Around 7 31 Audio Channel A Options 7 32 Audio Channel B Options 7 33 S...

Page 7: ...ve operating range can be extended The high efficiency beltpacks provide up to 12 hours of uninterrupted operation using standard alkaline batteries System Features Frequency agile base station and beltpacks No external computer device required to select frequencies Backlit base station LCD allows the user to easily moni tor the beltpack s status as well as change base station fre quencies ClearSc...

Page 8: ... A R C O M CHANNEL B AUXILIARY AUDIO INPUT XLR FEMALE ON OFF ON O M IN INTERCOM B OUT 2 WIRE 4 WIRE R J11 STYLE 2 WIRE INTERCOM A OUT INTERCOM A IN INTERCOM B IN RJ11 STYLE 4 WIRE 4 WIRE 2 WIRE MALE FEMALE XLR SELECT LOGIC INTERCOM B AUXILIARY AUDIO OUTPUT XLR MALE OUT TRANSMIT 2 WTA B SELECT 1 OF 5 SELECT 1 OF 5 SELECT 1 OF 5 SELECT SA MIC GAIN XLR HEADSET 1 4 2 3 LOGIC CHANNEL SELECT CHANNEL A T...

Page 9: ...e button changes the connection channel A channel B both 11 Talk Overmod Light LED is green when talk button 13 is active A normal mic gain setting will cause the LED to flash red on the loudest speech levels If the gain is too high the LED will be red at normal speech volumes 12 Microphone Gain Adjusts the headset s microphone gain Adjusts so that the overmod light 11 flashes from green to red on...

Page 10: ...ration via the I C Select Switch 4 Wire An RJ 11 type jack compatible with Ma trix type intercom systems 8 Intercom B Interface to wired intercom system B 2 Wire Male and female 3 pin XLR connectors wired in parallel The connectors are switched to the appropriate intercom configuration via the I C Select Switch 4 Wire An RJ 11 type jack compatible with Ma trix type intercom systems 9 Auxiliary Inp...

Page 11: ...cal Line Impedance 200W Auxiliary Input Adjustable 2 Vrms typical Auxiliary Output Adjustable 2 Vrms typical into 600W Stage Announce Output Internally Adjustable 2 Vrms typical at rated deviation into 600W Stage Announce Relay Dry contact rated at 1 Amp 24V Max Microphone input sensitivity 9mV Local Headset Output 40mW output into 600W 1 Distortion Transmitter Type Two Synthesized Transmitters 71...

Page 12: ...2 4 Blank ...

Page 13: ...D 6 when pressed 4 Audio Channel Select Button Allows user to select ei ther audio channel A or B 5 Bat Overmod Light BAT OM Light will flash once when unit is turned on if the battery is good If the light stays on battery is low If the light does not flash battery is dead A normal microphone gain setting will cause the LED to flash at the beginning of most words at normal speech levels If the gai...

Page 14: ...for RTS units A dynamic or electret headset microphone is automatically detected by the beltpack and a bias voltage supplied if needed Figure 6 Headset Jack Wiring 7 Battery Latch Press down to enable the battery pack to be released While the latch is held down slide the battery pack about 1 8 inch back toward the latch until it stops Then lift out 8 Receive Antenna Screw type wave replaceable an ...

Page 15: ...4 746 MHz Frequency Response 300Hz 8kHz Microphone input sensitivity 7 mV Local Headset Output 40 mW output into 600W 1 distortion Transmitter Type Synthesized 712 channels Transmit Power 50 mW Max auto power reduction Modulation Type FM Deviation 40 kHz RF Frequency Stability 0 005 Modulation Limiter Peak Responding Compressor Radiated Harmonics Spurious Exceeds FCC specifications Receiver Type D...

Page 16: ...3 4 Blank ...

Page 17: ...o loses their sidetone as an indi cation that stage announce is activated The other wireless beltpacks and wired users do not hear the user s audio The button is non latching and activates the nearby red LED 4 Talk Button Press to enable the audio path to either In tercom Channel A or B or A B from the local headset microphone The associated TALK LED 6 will turn red when enabled A quick press and ...

Page 18: ...gure 9 Headset Jack Wiring Single sided 5 pin headsets will only receive A or B depend ing on how headphone is wired These headsets must have the beltpack set for Ab SEP 7 Battery Latch Press down to enable the battery pack to be released While the latch is held down slide the battery pack about 1 8 inch back toward the latch until it stops Then lift out 8 Receive Antenna Screw type wave replaceab...

Page 19: ...sponse 300Hz 8kHz Microphone input sensitivity 7 mV Local Headset Output 40 mW output into 600W 1 distortion Transmitter Type Synthesized 712 channels Transmit Power 50 mW Max auto power reduction Modulation Type FM Deviation 40 kHz RF Frequency Stability 0 005 Modulation Limiter Peak Responding Compressor Radiated Harmonics Spurious Exceeds FCC specifications Receiver Type Two Dual Conversion Sup...

Page 20: ...4 4 Blank ...

Page 21: ...damaged or missing Fill out the registration card and return it to Telex to register the unit 5 1 Quantity Description 1 BTR 800 Base Station 1 Operating Instructions 1 Power Cord 2 Antennas one Transmit and one Receive 1 Warranty Card 1 Screwdriver 1 2 terminal plug for SA Relay 1 Warning Card 4 Rubber feet Quantity Description 1 TR 8XX with Antennas 1 Battery pack 1 Instruction Sheet 1 Screwdriv...

Page 22: ...k of the unit The antennas can be remoted for better signal path A Telex coax assembly with remote antennas may be required See Accessory section fr ordering information NOTE If your base station is to be located in a shielded rack mount enclosure or other poor RF location you must remote the 1 2 wave antennas with coax assemblies See Accessories and Replacement Parts section for remote mounting h...

Page 23: ...l at the Base Station see Figure 17 5 3 700 FEET 100 FEET Te le x WT A A B OFF BA T OM T ALK RadioCom TR 800 TM VOL SA TALK MIC GAIN TALK O M VOLUME SELECT A B ON O M ON OFF IN OUT AUXILIARY INTERCOM B 2 WIRE 4 WIRE SELECT IN OUT 2 WIRE 4 WIRE SELECT IN OUT INTERCOM A PORTABLE STATION CONNECT 1 2 3 4 UP DOWN MENU SET RadioComä BTR 800 ClearScanTM COPY Te le x WT A A B OFF BA T OM T ALK RadioCom TR...

Page 24: ... COPY TALK TALK MIC GAIN MIC GAIN TALK O M TALK O M VOLUME VOLUME SELECT SELECT A A B B ON O M ON O M ON OFF ON OFF IN IN OUT OUT AUXILIARY AUXILIARY INTERCOM B INTERCOM B 2 WIRE 2 WIRE 4 WIRE 4 WIRE SELECT SELECT IN IN OUT OUT 2 WIRE 2 WIRE 4 WIRE 4 WIRE SELECT SELECT IN IN OUT OUT INTERCOM A INTERCOM A PORTABLE STATION CONNECT PORTABLE STATION CONNECT 1 1 2 2 3 3 4 4 UP UP DOWN DOWN MENU MENU SE...

Page 25: ...r levels to high or normal The lower switch turns the transmitters on or off Transmit Power Set the power level to normal if using the beltpacks at close to medium distances 200 feet 161m line of sight from the base station Set the power level to high if using the beltpacks at a distance 200 feet 161m line of sight from the base station On Off Set the transmitter switch to on for normal use In the...

Page 26: ...y affects the two wire intercom systems The functions of the I C XLRs change depending on the intercom selected Please see Section 12 for pinout information of the different two wire intercom systems Intercom Interface Telex Audiocom and Clear Com intercom systems re quire one cable for intercom A and one cable for intercom B in order to interface two channels of intercom to the base station This ...

Page 27: ...E 0 5A S8 120 VAC CAUTION FOR CONTINUED PROTECTION AGAINST FIRE REPLACE ONLY WITH SAME TYPE FUSE CHN 1 CHN 1 HEADSET LINE HEADSET LINE HEADSET LINE HEADSET LINE INTERCOM POWER SUPPLY RTS DISTRIBUTION PANEL TW5W BP 318 BP 350 BP 350 RECEIVE HIGH ON NORM OFF TRANSMIT POWER I C TELEX CLEARCOM RTS BTR 800 FCC ID B5DM514 CANADA 1321231218A BASE STATION LINK RELAY CONTACT INTERCOM A 2 WIRE L O O P T H R...

Page 28: ... the board if facing the front of the unit The locations where the components can be installed are on the upper right hand side of the board See Figure 22 for the locations Board part number 750541 does not have locations to place compo nents however modification documents may be obtained from Telex Communications for those who wish to modify older audio boards for dual listen Figure 22 Audio Boar...

Page 29: ... A modification document is available from Telex Communications for those who wish to modify the base station so that auxiliary input audio is heard only locally base local headset and beltpack s headsets Internal Auxiliary Input Routing Switch This switch controls the routing of the input auxiliary audio This switch has two positions The B position places auxil iary input audio onto intercom B on...

Page 30: ...olts AC DC maximum A Phoenix type connector supplied plugs into the relay contact port on the rear of the base station This connector provides a screw type closure for an easy connection to wires 5 10 U21 VR4 STAGE ANNOUNCE LEVEL CONTROL FRONT BACK 1 2 PHOENIX TYPE CONNECTOR Figure 26 Internal Stage Announce Level Control Figure 25 Relay Contact Jack Adapter Screw Terminal Adapter RECEIVE HIGH ON ...

Page 31: ...E INTERCOM B 2 WIRE L O O P T H R U 4 WIRE AUXILIARY AUDIO INPUT OUTPUT STAGE ANNOUNCE OUTPUT POWER 100 240 VAC 50 60 Hz TRANSMIT MADE IN USA PUSH PUSH PUSH Telex Telex Communications Inc RECEIVE HIGH ON NORM OFF RECEIVE HIGH ON NORM OFF TRANSMIT POWER I C TELEX CLEARCOM RTS BTR 800 FCC ID B5DM514 CANADA 1321231218A BASE STATION LINK RELAY CONTACT INTERCOM A 2 WIRE L O O P T H R U 4 WIRE INTERCOM ...

Page 32: ...n 5 12 1 Open the battery pack by inserting finger nail and lifting 3 Load new batteries following the polarity as shown in battery case 5 Be sure strap goes under batteries 2 Pull battery strap to remove low or dead batteries 4 Start loading at the end of the case where the strap is attached to the case 6 Tuck end of strap under door when placing the battery cover back on the case WARNING Do not ...

Page 33: ...witch has the following two modes Push to Talk PT TALK Recommended position The transmitter is always on No audio is sent unless the talk switch WTA or SA button is pressed Push to Transmit PT TX The transmitter and audio path are off except when the talk switch WTA or SA but ton is pressed Headset Connection Insert the headset plug into the XLR connector See the head set pinout in the TR 800 TR 8...

Page 34: ...5 14 Blank ...

Page 35: ...beltpack Checked frequency range of the antennas with the frequency of the beltpack by correctly matching color codes Base station transmit power switches in the correct po sitions Transmit mode switch on beltpack set correctly Set wired intercom type correctly Connected headsets to base stations if needed and all beltpacks Connected the base station to any auxiliary audio in tercom external P A s...

Page 36: ...6 2 Blank ...

Page 37: ...le groups and then edited if desired See the BTR 800 Menu Structure and TR 8XX Menu Structure instructions in this section for details on how to copy and edit frequencies System Quick Start Follow the list below to quickly get a base station and beltpack s operating When completed the user should have a base station and 1 to 4 beltpacks up and running with full oper ational ability The base statio...

Page 38: ...rent mode of the intercom channel If the base station is connected to a 2 wire sys tem such as Audiocom Telex RTS TW or Clear Com set the intercom to 2 wire If it is connected to a four wire system such as RTS Matrix set the intercom to 4 wire It is also possible to have intercom A connected to a 2 wire system and intercom B connected to a 4 wire system or vice versa The selection is retained in n...

Page 39: ...rd level However it is possible for the user to adjust the contrast if desired The contrast control is inter nal to the BTR 800 unit near the front panel The cover must be removed for access to this control Please see Figure 31 for the location Figure 31 LCD Contrast 7 3 V D1101 FRONT BACK R1101 ...

Page 40: ...en Pg 7 9 MENU SB10001 SB10001 Group 25u 4 4 R1 R1 On On Ch A Ch B TA A 2 2 3 3 T1 T1 2 2 Group 25u 4 4 R1 R1 Ch 01 On On Ch 02 Ch 03 Ch 04 2 2 3 3 T1 T1 2 2 Group 25u 4 4 R1 R1 705 150 565 350 554 250 707 850 710 100 715 300 2 2 3 3 T1 T1 2 2 Group 25u Freq Edit 4 4 Ch1 Ch1 705 150 565 350 554 250 707 850 710 100 715 300 2 2 3 3 T1 T1 2 2 Group 03A OK SET Next TM C60001 C60001 01 05 02 06 03 04 0...

Page 41: ...ity is detected on the LCD display buttons after 3 minutes Screen displays current status of the system Beltpack Activity Code Definitions 7 5 Telex RadioCom SB10001 SB10001 TM C60001 C60001 Group 03A T1 T1 4 4 R1 R1 tx On On Off Ch B TA A Operating Screen 2 2 3 3 T1 T1 2 2 no no tx No Beltpack Transmit Carrier Detected Off Receiver is not selected on front panel Ch A Beltpack audio is on Channel ...

Page 42: ...ast receive channel is decided upon hitting SET will set that channel in the unit and start you over at the beginning of the group channel select screen with nothing flashing Hitting MENU will take you to the group frequency se lect screen NOTE Hitting MENU after activity has oc curred within the screen will return to the group channel select screen with nothing flashing Any change that had been d...

Page 43: ...If you had not hit the arrow keys when the frequency was flashing but instead hit SET you would have skipped to the next frequency to edit After the last receive frequency is decided upon hitting SET will save that last frequency and start you over at the beginning of the group frequency select screen with nothing flashing Pressing MENU will take you to the operating screen if this is a factory de...

Page 44: ... to edit After editing the transmit and the receive channel fre quencies pressing SET will save that last frequency and send you over to the beginning of the group frequency select screen with nothing flashing NOTE Once the end of the displayed channel list is reached the last displayed channel location will scroll to allow the user to edit the re maining channels After action has occurred in the ...

Page 45: ...l groups for the ones with the greatest number of re ceiver channels clear of interference ClearScan will display the group that has the most in terference free receive channels These clear channels are displayed on the right half of the screen Press SET to place the base station on this group and return to the oper ating screen The first four receive channels displayed will be the ones set for th...

Page 46: ...he UP or DOWN buttons may be used to select a different user programmable group if desired Pressing SET pastes frequencies chan nels to the group and take the user to the frequency edit screen with T1 flashing 1st Use Default Press MENU while turning on the base station to enter the 1st use default setup screen This places the unit on group 01A with the four receivers set to channels 1 4 of the gr...

Page 47: ...om system to which the headset is connected The LED near the channel button indicates the current selec tion See the Audio Channel A B Enable Disable instruc tions in Section 7 to learn how to enable only channel A channel B or both Stage Announce SA When pressed the audio from the beltpack is routed directly to the stage announce connector on the back of the base station The base station s SA rel...

Page 48: ...e pages in which further detail of that menu may be found All beltpack features and special key sequences can only be done from the group channel screen Beltpack Feature Enable Disable Menus Stage Announce SA Enable Disable 7 19 Wireless Talk Around WTA Enable Disable 7 19 Audio Channel A B Enable Disable 7 20 Talk Button Latching Non Latching 7 20 Other Special Key Sequences Lockout 7 21 1st Use ...

Page 49: ... The 1st screen displayed indicates the beltpack s software version number It is displayed for about one second The 2nd screen displayed indicates the beltpack s channel map frequency plan version number It is displayed for about one second The final screen displayed is the group channel screen 7 13 END S10001 c60001 03A 01 GP CH Power Up Screens ...

Page 50: ...t frequency and nothing will be flashing Now press SET twice to enter group edit Use the UP DOWN arrow buttons to change the group number Press SET to place the beltpack on the group selected Once set is pressed the unit returns to the group channel display with nothing flashing Pressing SET once more will start the editing sequence over again Pressing MENU during the group edit will end editing a...

Page 51: ... DOWN arrow buttons to change the fre quency Press SET to place the beltpack on the frequency se lected If set is held down during that time the group channel is displayed so the user is aware of what transmit channel the unit has been placed Once set is re leased the unit returns to the transmit frequency screen with nothing flashing Pressing SET once more will start the editing sequence over aga...

Page 52: ... will start flashing and allow the user to change the frequency in 25kHz steps User Programmable Groups Only Use the UP DOWN arrow buttons to change the frequency User Programmable Groups Only Press SET to place the beltpack on the frequency selected If set is held down during that time the group is displayed so the user is aware of what group the unit has been placed Once set is released the unit...

Page 53: ...ups will start flashing and allow the user to change the frequency in 25kHz steps User Programmable Groups Only Use the UP DOWN arrow buttons to change the frequency User Programmable Groups Only Press SET to place the beltpack on the frequency selected If set is held down during that time the group is displayed so the user is aware of what group the unit has been placed Once set is released the u...

Page 54: ... buttons Press and hold MENU SET for three seconds to en ter ClearScanTM The beltpack will now start searching for the clearest groups The group symbol will flash indicat ing the beltpack is scanning for clear groups ClearScanTM will scan all groups It will then display the 1st group it came to that had the clearest receive channels The UP DOWN buttons may be used to select the next best group and...

Page 55: ...e Disable Press and hold SET then press the WTA button to show the WTA enable disable screen The current setting of the feature is displayed on the LCD While continuing to hold SET press SA again to cycle the display from on off then L on latch on Release the SET button to accept the current displayed setting and return to the Group Channel screen 7 19 END 03A 01 GP CH SA on SA oFF RELEASE SET HOL...

Page 56: ...ent displayed setting and return to the Group Channel screen Talk Button Latch on Latch off Press and hold SET then press the TALK button to show the Talk Button Latch Non Latching screen The current setting of the feature is displayed on the LCD dis play While continuing to hold SET press TALK again to toggle the display from on to off or back Release the SET button to accept the current displaye...

Page 57: ...now be set to different trans mit channels using the UP DOWN buttons Then SET is hit to place the units on those channels If lock out had been activated the beltpack comes up where it was last left regardless of MENU being pressed on power up Factory Default Pressing all four buttons MENU SET UP DOWN at the same time for three seconds places the unit on group 01A with channel 01 flashing just like...

Page 58: ...er Special Key Sequences Lockout 7 34 1st Use Default 7 34 Factory Default 7 34 NOTE Pressing MENU within a screen after action has occurred escapes from that action and places the user at the current screen Any editing that had been done since SET had been pressed is aborted Page Page MENU S30001 c60001 03A 01 Power Up Screen Pg 7 23 Group Channel Screen Pg 7 24 GP CH MENU 704 200 Transmit Screen...

Page 59: ...played indicates the beltpack s software version number It is displayed for about one second The 2nd screen displayed indicates the beltpack s channel map frequency plan version number It is displayed for about one second The operating screen is then displayed The final screen displayed is the group channel screen 7 23 END S30001 c60001 03A 01 GP CH Power Up Screens ...

Page 60: ...move to that frequency and nothing will be flashing Now press SET twice to enter group edit Use the UP DOWN arrow buttons to change the group number Press SET to place the beltpack on the group selected Once set is pressed the unit returns to the group channel display with nothing flashing Pressing SET once more will start the editing sequence over again Pressing MENU during the group edit will en...

Page 61: ...programmable groups will allow the user to change the frequency in 25kHz steps Use the UP DOWN arrow buttons to change the fre quency Press SET to place the beltpack on the frequency se lected If set is held down during that time the group channel is displayed so the user is aware of what transmit channel the unit has been placed Once set is re leased the unit returns to the transmit frequency scr...

Page 62: ...s will start flashing and allow the user to change the frequency in 25kHz steps User Programmable Groups Only Use the UP DOWN arrow buttons to change the frequency User Programmable Groups Only Press SET to place the beltpack on the frequency selected If set is held down during that time the group is displayed so the user is aware of what group the unit has been placed Once set is released the uni...

Page 63: ...ups will start flashing and allow the user to change the frequency in 25kHz steps User Programmable Groups Only Use the UP DOWN arrow buttons to change the frequency User Programmable Groups Only Press SET to place the beltpack on the frequency selected If set is held down during that time the group is displayed so the user is aware of what group the unit has been placed Once set is released the u...

Page 64: ...t is wired Single sided 5 pin headsets must set the au dio output to Ab SEP The audio output option setting does nothing with a 4 pin headset connector Press MENU four times from the group channel screen to arrive at the audio output screen Press SET to change the setting The option will start to flash Use the UP DOWN arrow buttons to change the audio output option Press SET to end editing and acc...

Page 65: ...ld MENU SET for three seconds to en ter ClearScanTM The beltpack will now start searching for the clearest groups The group symbol will flash indicat ing the beltpack is scanning for clear groups ClearScanTM will scan all groups It will then display the 1st group it came to that had the clearest receive channels lowest RSSI levels on the two frequencies The UP DOWN buttons may be used to select th...

Page 66: ...hile continuing to hold SET press SA again to tog gle the display from ON to OFF or back Release the SET button to accept the current displayed setting and return to the Group Channel screen NOTE When SA is enabled and pressed whatever is on A talk B talk or both goes out No audio channels show active when SA is pressed 7 30 END 03A 01 GP CH SA on SA oFF RELEASE SET CONTINUE TO HOLD SET AND PRESS ...

Page 67: ...nnels latching Talk Around Push Button latching Whatever talk button is active becomes wireless talk around While continuing to hold SET press SA once again to display the final menu option Talk Around Off Re lease the SET button on any of the above screens to ac cept the current displayed setting and return to the Group Channel screen 7 31 CONTINUE TO HOLD SET AND PRESS WTA AGAIN END 03A 01 GP CH...

Page 68: ...ss the A button again to move to the next option Channel A Talk Latching On As you continue to hold SET press the A button once more to move to the next option Channel A Off Release the SET button to accept the current displayed setting and return to the Group Channel screen 7 32 A on CONTINUE TO HOLD SET AND PRESS A AGAIN END 03A 01 GP CH HOLD SET AND PRESS A A L on A oFF CONTINUE TO HOLD SET AND...

Page 69: ...ss the B button again to move to the next option Channel B Talk Latching On As you continue to hold SET press the B button once more to move to the next option Channel B Off Release the SET button to accept the current displayed setting and return to the Group Channel screen 7 33 b on CONTINUE TO HOLD SET AND PRESS B AGAIN END 03A 01 GP CH HOLD SET AND PRESS B b oFF CONTINUE TO HOLD SET AND PRESS ...

Page 70: ... Any user programmed frequencies that had been entered previously are re tained The beltpacks must now be set to different trans mit channels using the UP DOWN buttons Then SET is hit to place the units on those channels If lock out had been activated the beltpack comes up where it was last left regardless of MENU being pressed on power up Factory Default Pressing all four buttons MENU SET UP DOWN...

Page 71: ...et to an appro priate level Auxiliary Level IN and OUT are set to an appro priate level if used The system walk thru can detect problem of weak signal strength caused by Poor antenna location Wrong antenna for receiver and or transmitter RF Trouble Spots Operating distance beyond system capability Old or used batteries in the TR 8XX Under normal conditions the base station s display will indicate ...

Page 72: ...8 2 Blank ...

Page 73: ...ions using ext speakers Reduce the gain settings on both the beltpacks and the base They may be too high DROPOUTS When moving around the area of use there seems to be locations where the signal swooshes or completely disappears Make sure both antennas on the base and beltpack are connected and follow the location suggestions Change the location of the base unit and antennas or avoid the bad areas ...

Page 74: ...9 2 Blank ...

Page 75: ...t Figure 34 displays the same gain setting as in Figure 33 but brought into a high noise environment The user s voice now lights the OM indicator all the time he or she speaks due to the higher noise plus the user speaking louder The result on the system is distortion on louder speech The microphone gain must be reduced The same applies to a user with a powerful voice If someone sets the system mi...

Page 76: ...10 2 Blank ...

Page 77: ... Batteries These batteries can save you money in the long run as they can be recharged Typical battery life is about 70 80 of the length of time alkaline bat teries last Battery Life TR 800 Alkaline 12 14 Hours Nickel Metal Hydride 9 11 Hours TR 825 Alkaline 9 11 Hours Nickel Metal Hydride 7 9 Hours WARNING Do not place an alkaline TR 8XX battery pack in any battery charger Severe charger and batt...

Page 78: ...11 2 Blank ...

Page 79: ...POWER AUDIO 2 MALE AudioCom Telex Input Impedance 300W Output Level 1 0 Vrms nominal Bridging Impedance 10kW Call Signaling Send 20kHz 100 Hz 05 mVrms Receive 20kHz 800 Hz 100 mVrms Power Voltage 24 0 VDC nominal 2 COMMON 1 3 AUDIO PLUS POWER AUDIO PLUS POWER MALE Clear Com Input Impedance 200W Output Level 1 0 Vrms nominal Bridging Impedance 10kW Call Signaling Send 12 3 VDC Receive 4 VDC Minimum...

Page 80: ...12 2 Blank ...

Page 81: ...les with TNC Connectors 1 2 Wave Ground Plane Independent Antenna Base Station s 1 2 Wave Antennas Telex T el x e ALP 450 THIS END TOWARD TRANSMITTER BC 700NM4 Four Slot Smart Charger with Four Nickel Metal Hydride Battery Packs BC 700NM Single Slot Smart Charger with Nickel Metal Hydride Battery Pack Part No Color Dot Frequency C6 A2 B4 E88 879220 2 Black 485 0 553 9 MHz Rx Rx 879220 3 Yellow 554...

Page 82: ...13 2 Blank ...

Page 83: ...e unit as follows Check the unit to see that all parts and screws are in place Then wrap it in heavy paper or put it in a plas tic bag If the original carton is not available place the unit in a strong carton that is at least six inches big ger in all three dimensions than the unit Fill the carton equally around the unit with resilient packing material shredded paper foam etc Seal it with gummed p...

Page 84: ...14 2 Blank ...

Page 85: ...ch it was in stalled 2 Restrictions a You may not market distribute or transfer copies of the Software to others or electronically transfer or duplicate the software YOU MAY NOT REVERSE ENGINEER DECOMPILE DISASSEMBLE MODIFY ADAPT TRANSLATE RENT LEASE OR LOAN THE SOFTWARE OR CREATE DERIVATIVE WORKS BASED ON THE SOFTWARE OR ANY ACCOMPANYING WRITTEN MATERIALS b The Software and the accompanying writt...

Page 86: ...15 2 Blank ...

Page 87: ...ergy which is below the OSHA Occupational Safety and Health Act limits 3 To comply with current FCC RF Exposure limits the antenna must be installed at or exceeding the minimum safe distance show here and in accordance with the requirements of the antenna manufacturer or supplier 4 Antenna substitution Do Not substitute any antenna for the one supplied by or recommended by the manufacturer or radi...

Page 88: ...16 2 Blank ...

Page 89: ... 3 Repairs and replacement parts are covered under this limited warranty only for the unexpired term of the original lim ited warranty 4 Products purchased from unauthorized dealers are not warranted 5 You must fill out and return the product warranty card to register the purchase date of serialized items A copy of the bill of sale showing the date of purchase must accompany all warranty work THIS...

Page 90: ...17 2 Blank ...

Page 91: ...TELEX COMMUNICATIONS INC 12000 Portland Ave South Burnsville MN 55337 PN 803257 1 Rev E MAY 2003 Made in U S A ...

Reviews:

No comments

Brands by name

Popular brands

Load more brands