Telex TR-825, BTR-800 dimensions Troubleshooting, Problem Solution

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Section

9

Troubleshooting

Reread the sections of this manual to make sure you have

If you are unable to solve the problem, contact the dealer from

completed system set-up properly.

whom you purchased the system for assistance.

PROBLEM

SOLUTION

 

 

 

DISTORTION - System’s audio quality seems distorted

Reduce microphone gain

by adjusting microphone gain

at medium to high input levels.

 

control.

 

 

 

 

HISS - System seems to produce a “hiss” which is

Check the gain setting on all beltpacks and the base. They

may be too low or too high. Check to make sure you are

undesirable.

 

 

still well within range of the base station.

 

 

LOW OUTPUT - System produces a low output level.

Check the gain setting on both the beltpacks and the base.

They may be too low.

 

 

 

 

 

 

 

 

FEEDBACK - Moving around

area of use produces

Reduce the gain settings on both the beltpacks and the

“squeal” or “howl” in various

locations using ext.

base. They may be too high.

speakers.

 

 

 

 

DROPOUTS - When moving around the area of use there

Make sure both antennas on the base and beltpack are

connected and follow the location suggestions. Change the

seems to be locations where the

signal “swooshes” or

location of the base unit and antennas or avoid the bad

completely disappears.

 

 

areas with the remote beltpacks.

 

 

 

 

Make sure that all the Telex beltpack(s) are on. If there are

 

 

any unused receivers at the base, turn the audio off from

INTERFERENCE - System picks up signals other than

those receivers by deselecting the appropriate “Portable

Station Connect” button.

 

wireless intercoms.

 

 

 

If problems persist with the beltpack on, you will probably

 

 

 

 

need to change the group. Make sure the base and

 

 

beltpack match after any Group/Channel change.

 

 

 

 

 

Check Transmitter switch on base and beltpack. Check

NO AUDIO from BASE or BELTPACK headsets.

talk LED to make sure

it is on. Make sure beltpack

batteries are OK.

 

 

 

 

 

 

 

 

 

 

 

 

9-1

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Contents JTN Telex Thank you for choosing RadioComTM Table of Contents Tech Tips System Features IntroductionGeneral Description BTR-800 Block Diagram WTA aLocal Headset Wiring BTR-800 Base StationControls and Connections Front Panel BTR-800 Front PanelControls and Connections Rear Panel BTR-800 Rear PanelBTR-800 Specifications OverallBlank TR-800 Beltpack Controls and Connections Top PanelTR-800 Top Panel TR-800 Rear Panel/Connector/Antennas Push-to-Talk/Push-to-Transmit SwitchHeadset Jack Wiring LCD Liquid Crystal DisplayTR-800 Specifications Blank TR-825 Beltpack Telex RAAudio + Audio a Switched Headphone Ground TR-825 Rear Panel/Connector/AntennasTR-825 Specifications Blank Initial Equipment Set-Up UnpackingBTR-800 TR-800, TR-825Antenna Placement Antenna ConnectionAntenna Polarization Distance between AntennasDistance Between base station and beltpack Operating System Near ObstructionsKeeping Site Clear to Antenna Antenna Placement Improving Reception and Increasing RangePower Connection Transmit SwitchesBase Station Set-up LocationInternal Transmit Switches Intercom SwitchInternal Transmit Switches RJ-11 Type/ Four-wire PinoutRTS Distribution Panel TW5W Example Interface to an RTS TW SystemParts to be Removed by User to Enable Dual Listen Dual Listen FunctionalityAudio Board Part Number and Dual Listen Component Locations Internal Auxiliary Input Routing Switch Auxiliary Input Routing SwitchAuxiliary Input/Output Relay Output Schematic Stage Announce / Relay ContactsRelay Contact Jack Adapter Screw Terminal Adapter Internal Stage Announce Level ControlBase Station Link Two Stand Alone Base Stations Connected TogetherBase Station Link Cable Beltpack Set-up Battery Installation Charger and battery pack damageBattery Installation May resultTransmit mode Headset ConnectionTR-800 and TR-825 Rear Panel Push-to-Talk PT Talk Recommended positionBlank Pre-Walk-Thru Checklist Blank System Operation Frequency Plan OverviewSystem Quick Start Factory-Defined GroupsPower Base Station OperationLocal Headset Intercom a and BDisplay Contrast LCD ContrastBTR-800 Menu Structure Main Screen Flowchart Power-Up Screen Operating ScreenBeltpack Activity Code Definitions Group / Channel Select UP / DownSET Last Rx Changed Group / Frequency Select Frequency Edit User-Programmed Groups OnlyClearScanTM ClearScan1st Use Default Factory DefaultSpecial Key Sequences Lockout CopyBeltpack Operation TR-800 and TR-825 Top and Rear PanelBeltpack Feature Enable/Disable Menus TR-800 Menu Structure Beltpack Menu StructureTR-800 Menu Structure Power-Up Screens Power-Up ScreensTR-800 Menu Structure Group / Channel Screen Group / Channel ScreenTR-800 Menu Structure Transmit Screen Transmit ScreenTR-800 Menu Structure Receive 1 Screen Receive 1 ScreenTR-800 Menu Structure Receive 2 Screen Receive 2 ScreenTR-800 Menu Structure ClearScan ClearScanTR-800 Menu Structure Stage Announce Enable/Disable Wireless Talk Around Enable/DisableTR-800 Menu Structure Audio Channel a or B Disable/Enable Talk Button Latch on/Latch offTR-800 Menu Structure Special Key Sequences Lockout 04A Scn TR-825 Menu Structure Beltpack Menu StructureTR-825 Menu Structure Power-Up Screens TR-825 Menu Structure Group / Channel Screen 704.700 TR-825 Menu Structure Transmit ScreenTR-825 Menu Structure Receive 1 Screen TR-825 Menu Structure Receive 2 Screen Ab SEP TR-825 Menu Structure Audio Output04b TR-825 Menu Structure ClearScanTMTR-825 Menu Structure Stage Announce Enable/Disable SA onTR-825 Menu Structure Wireless Talk Around TA bTR-825 Menu Structure Audio Channel a Options Audio Channel a OptionsTR-825 Menu Structure Audio Channel B Options Hold SET and Press B Continue to Hold SET Press B AgainTR-825 Menu Structure Special Key Sequences Lockout System Walk-Thru Blank Troubleshooting Problem SolutionBlank Microphone Gain Adjustment Tech TipsFrequency Interaction Blank Battery Information Battery Life TR-800TR-825 Blank Intercom Systems Specifications CommonBlank Accessories and Replacement Parts Blank Software License End-User License Agreement for Telex SoftwareBlank Certification Information FCC LicensingEU Declaration of Conformity PN 803257-1 Rev. H March Made in U.S.A