Lectrosonics UDR700 Instruction Manual
Encrypted digital uhf wireless system 700 series
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- Operating instructions manual (14 pages) ,
- Quick start manual (2 pages)
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Summary of Contents for Lectrosonics UDR700
- Page 1 INSTRUCTION MANUAL 700 Series Encrypted Digital UHF Wireless System Includes: UDR700 UM700 UT700 Fill in for your records: Serial Number: Purchase Date: Rio Rancho, NM, USA www.lectrosonics.com...
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Page 2: Table Of Contents
Phase 0/180 ....................................12 Digital Audio Output - AES-3id ................................ 12 Antenna Jacks ....................................12 UDR700 Iinformation and Status Display Menus and Functions ......................12 Power Up Sequence ..................................12 Enabling and Disabling the Buttons ..............................12 Menu Interface ....................................13 Main Tuning Menu .................................... - Page 3 RF Problems ....................................... 27 Audio Problems ....................................28 Specifications ....................................... 30 Overall System ....................................30 UDR700 Digital Receiver ................................30 UM700 Digital Transmitter ................................30 UT700 Digital Transmitter ................................30 Replacement Parts and Accessories ..............................32 Service and Repair ....................................33 Returning Units for Repair ..................................
- Page 4 UDR700 / UM700 / UT700 LECTROSONICS, INC.
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Page 5: Introduction
RF Section The RF section of the UDR700 is a traditional dual- In the transmitter, the audio first passes through a DSP- conversion superheterodyne receiver. Once the controlled, dual-envelope analog limiter to prevent antenna power is combined, the RF signal is passed distortion from occurring on high level peaks. -
Page 6: Digital Demodulator
UDR700 / UM700 / UT700 The 244 MHz from the first IF is reduced to the second The main audio output amplifier is set for maximum IF of 10.7 MHz, and is then fed to the Quadrature gain. This output passes through a passive attenuator Detector. -
Page 7: Digital Signal Processing And Modulation
Long Battery Life UT700 Microphone Element The use of highly efficient circuits and switching power The UT700 includes the Lectrosonics VariMic supplies throughout the design allow over 4 hours of element. The VariMic is a cardioid condenser (back operation using a single 9 volt alkaline battery. -
Page 8: Comparing Diversity Reception And Rota-Versity
™ Comparing Diversity Reception and Rota-Versity ™ SmartDiversity The UDR700’s new approach to diversity reception is a vast improvement over traditional designs. Traditional ™ SmartDiversity is a microprocessor controlled tech analog diversity reception designs employed techniques... -
Page 9: The 700 Series Encryption System
Encrypted Digital Wireless System The 700 Series Encryption System To guard against eavesdropping, the encryption in the 700 Level 2 Series digital wireless system makes use of several Security Level 2 offers much greater encryption strength, processes and a unique key setup procedure to provide a at the cost of slightly less intuitive operation. - Page 10 UDR700 / UM700 / UT700 LECTROSONICS, INC.
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Page 11: Udr700 Controls And Functions
Encrypted Digital Wireless System UDR700 Controls and Functions UDR700 Front Panel Information and Status Display SELECT Up/Down Buttons POWER On/Off Switch RF Level Indicator Antenna Phase Combining Indicator MENU Button Audio Monitor Jack SECURITY Jack Transmitter Audio Level ROTA-VERSITY Switch... -
Page 12: Udr700 Rear Panel
AC hum is generated The tuning menu displayed is the last tuning menu by a ground loop. displayed prior to the last time the UDR700 was turned off. Note: Ground loops can occur when the analog Enabling and Disabling the Buttons... -
Page 13: Menu Interface
Information and Status Display after the AES Output Menu power up sequence is complete. This screen shows the frequency (in MHz) that the UDR700 is tuned to, the The AES Output menu allows toggling the DIGITAL AUDIO OUTPUT (AES-3id jack at the receiver’s back... -
Page 14: Um700 Controls And Functions
UDR700 / UM700 / UT700 UM700 Controls and Functions Frequency Select Switches Left Panel LECTROSONICS UM700 Input Jack FREQUENCY Power LED 1.6MHz 100kHz OFF ON Power ON/OFF Switch Audio Level Control Belt Clip AUDIO LEVEL –10 Modulation LEDs –20 ANTENNA... -
Page 15: Adjustable Low Frequency Roll-Off Control
SUPPLIED. The circuitry is tightly packed into this unit. A longer screw will permanently damage the transmitter! Use only Lectrosonics PN:28528 which is a Phillips head, 4 40 x 3/16", FL100 screw. Belt Clip Attachment Screw location Rio Rancho, NM... -
Page 16: Ut700 Controls And Functions
Encryption Key Link The Encryption Key Link is used to connect the trans Power LED mitter to the UDR700 Series receiver to set an encryp The Power LED glows green when the battery is good tion key. and the On/Off switch is set to On. The LED glows red... -
Page 17: Modulation Leds
Information and Status Display on the removing the transmitter battery. front panel of the UDR700 receiver. Note: It is possible to insert the battery backwards and still be able to close the battery door. No physical damage will occur but the transmitter will not operate in this condition. - Page 18 UDR700 / UM700 / UT700 LECTROSONICS, INC.
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Page 19: System Installation And Operating Instructions
Antenna Input BNC Connectors on the rear panel and plug the other end into a suitable electrical outlet. 4) Preset the UDR700 controls as follows: Audio Monitor Level Control (front panel) to minimum (CCW) PHASE Switch (rear panel) to “0”... - Page 20 POWER UP SEQUENCE. (See 700 Series Encryption System.) Information and Status Display Menus and Func 10) Turn the UDR700 Off, then press and hold the tions. SELECT Down button while turning the UDR700 back on. The display will show the current security Warning: Do not turn on the associated level.
- Page 21 AUDIO LEVEL control, so check this adjustment as each new person uses the 16) Press the SELECT Up button on the UDR700 to system. If several different people will be using the send the encryption key to the transmitter. Depend...
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Page 22: Changing The Security Level
10 seconds, the transmitter must be turned off, then on again to resynchronize 4) Press the SELECT Up button on the UDR700 to with the receiver. In Security Level 3, if you send the encryption key to the transmitter. Depend... -
Page 23: Protecting The Encryption Key
Encrypted Digital Wireless System Protecting the Encryption Key The encryption key is never displayed, and once a key transfer session is complete, the existing key can never again be transferred out the receiver’s security port. However, the key is stored inside the transmitter and the receiver, so you should treat the equipment as you would a key, storing it in a safe place for as long as the key is important. -
Page 24: Preamp Level Control
UDR700 / UM700 / UT700 Preamp Level Control 5-Pin Input Jack Wiring (UM700) The VariMic™ head includes an attenuator to provide The wiring diagrams shown in Wiring Hookups For Different Sources represent the basic wiring configura an additional 15 dB of headroom when needed. The attenuator should only be used when the normal Audio tions necessary for the most common types of micro... -
Page 25: Rf Bypassing (Um700)
TA5F encryption key cable. The configuration of these cables connector housing. is listed below. The 330 pF capacitors are available from Lectrosonics. SLEEVE SLEEVE 2 WIRE MIC 3 WIRE MIC 3.5 mm Plug... - Page 26 UDR700 / UM700 / UT700 LECTROSONICS, INC.
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Page 27: Troubleshooting
Encrypted Digital Wireless System Troubleshooting This manual applies only to UDR700 version 3.0/3.0 and higher. Power Problems UDR700 Display not lit or dimly lit Power cord between main power supply and UDR700 disconnected or defective. External power supply disconnected, defective or inadequate. -
Page 28: Audio Problems
UDR700 / UM700 / UT700 Audio Problems No audio output, audio leds blinking in sequence, LED display occasionally flashes "POWER TX OFF+ON" or "NEW KEY REQUIRED". System is operating in security level 2 ("POWER TX OFF+ON") or 3 ("NEW KEY REQUIRED") and is not synchronized. Either the receiver did not pick up the start of the transmission or the transmitter was out of reception range for more than ten seconds. - Page 29 M150 microphone which should work. Note: The microphone plug wiring is different for the UM700 transmitter than for other Lectrosonics models. The M150 microphone supplied with the UM700 transmitter will not work with Lectrosonics 185/187 Series VHF belt-pack transmitters. Rio Rancho, NM...
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Page 30: Specifications
UDR700 / UM700 / UT700 Specifications Overall System Controls: 2 position “ON-OFF” slide switch. Front panel knob adjusts audio gain. Latency: 2.5 ms Recessed control on side panel adjusts low Operating principle: Proprietary digital modulation with encryption frequency rolloff. Rotary switches on side panel adjust transmitter frequency. - Page 31 Encrypted Digital Wireless System Rio Rancho, NM...
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Page 32: Replacement Parts And Accessories
Replacement AC power cord (US NEMA Type Plug) M150-7005P Replacement lavaliere microphone for UM700 transmitter RMP200-1 Rack mount kit for single UDR700 receiver RMP200-2 Rack mount kit for two UDR700 receivers UM700 Key Cable Encryption Key setup cable for UM700 Transmitter... -
Page 33: Service And Repair
There are no adjustments inside that will make a malfunctioning unit start working. LECTROSONICS’ Service Department is equipped and staffed to quickly repair your equipment. In warranty repairs are made at no charge in accordance with the terms of the warranty. Out-of-warranty repairs are charged at a modest flat rate plus parts and shipping. -
Page 34: Microphone Cord Termination
UDR700 / UM700 / UT700 Microphone Cord Termination TA5F Connector Assembly VIEW FROM SOLDER SIDE OF PINS 0.15" Heatshrink Tubing 0.3" Mic Cord Stripping Instructions Be sure the shield wire touches the metal crimp tab. This helps prevent any AM component of the transmitter signal from entering the mic and causing a "whine."... - Page 35 Encrypted Digital Wireless System Rio Rancho, NM...
- Page 36 This warranty does not apply to used or demonstrator equipment. Should any defect develop, Lectrosonics, Inc. will, at our option, repair or replace any defective parts without charge for either parts or labor. If Lectrosonics, Inc. cannot correct the defect in your equipment, it will be replaced at no charge with a similar new item.
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