Page 2 - Features; Programmable mute function
2 Features Sleek, low profile design • Frequency agile, microprocessor controlled transmitter • IR link to SLX receiver for automatic frequency • synchronizationProgrammable frequency Group/Channel display • Programmable mute function • Operates on two AA batteries • Compatible with all Shure SLX Wi...
Page 3 - Microphone Placement; microphone toward the talkers and away from loudspeakers and
3 Microphone Placement Place the MX690 within 1.5 m (5 ft.) of a talker. Aim the microphone toward the talkers and away from loudspeakers and noise sources. Use one microphone for every two talkers. Pickup angle with a cardioid cartridge is 130° at –3 dB. Note: To minimize RF interference, maintain ...
Page 5 - Battery; Installation
5 Battery Installation Open the battery compartment 1. as shown.Insert two1.5V “AA” batteries. 2. Make sure the +/– terminals are properly oriented. Note: Alkaline batteries last up to 8 hours. Rechargeable, carbon- zinc and zinc-chloride batteries provide less operating time. Power Meter The batter...
Page 6 - PROGRAM; Note: Use the button on the bottom of the transmitter to power it
6 Press and hold the 1. ON/OFF PROGRAM button for approximately 2 seconds. The LCD illuminates. To turn the transmitter off, press and hold the 2. ON/OFF PROGRAM button again. Note: Use the button on the bottom of the transmitter to power it on without opening the battery compartment. Power On/Off
Page 7 - Mute Button; NOTE: The microphone always powers up in the active state.; PUSH
7 Mute Button The mute button can be configured for toggle or momentary operation. Toggle (as supplied) The PUSH button toggles the microphone between active and muted states. NOTE: The microphone always powers up in the active state. Momentary There are two types of momentary operation: Push-to-Mut...
Page 8 - Mute Indicator; The bi-color LED on the top of the microphone indicates whether; and
8 Mute Indicator The bi-color LED on the top of the microphone indicates whether the microphone is active or muted.The LED can also be set to flash when muted. To toggle between off and flashing, press PUSH and ON/OFF PROGRAM simultaneously. Display Mode Status Indicator Steady (as supplied) Active ...
Page 9 - Locking Settings; Press; SELECT; Note: Locking the transmitter; LOGIC MODE
9 Locking Settings Press ON/OFF PROGRAM and SELECT simultaneously to lock or unlock transmitter settings. When locked, the current settings cannot be manually changed. Note: Locking the transmitter settings does not disable IR frequency synchronization or the High Pass/Low Cut filter. To use with a ...
Page 10 - and hold the receiver; SYNC; button to send group and channel; button until the desired; Automatic Frequency Synchronization
10 Power off all transmitters. 1. Power on all receivers. 2. Begin with the first transmitter. Open the battery cover and 3. power it on.Aim the IR sensor at the first receiver IR port. The transmitter 4. should be no more than 15 cm (6 in.) from the receiver. Press and hold the receiver SYNC button...
Page 11 - Troubleshooting; Remove local sources of RF interference, such as computers; Tips for Optimum Performance
11 Troubleshooting If you encounter difficulty with the SLX Wireless System: Make sure both the transmitter and the receiver are turned on. • Replace the battery if the battery LED is red. • Make sure the Group/Channel settings for each transmitter- • receiver pair are identical.Make sure there is a...
Page 13 - Frequency Bands; Note: This radio apparatus may be capable of operating on some
13 Frequency Bands Band Range Output H5 518–542 MHz 10 mW J3 572–596 MHz 28 mW L4 638–662 MHz 10 mW P4 702–726 MHz 10 mW R13 794–806 MHz 10 mW R5 800–820 MHz 10 mW S6 838–865 MHz 10 mW JB 806–810 MHz 10 mW Q4 740–752 MHz 10 mW G4 470–494 MHz 10 mW G5 494–518 MHz 10 mW Note: This radio apparatus may ...
Page 14 - Master List Frequencies
14 The Master List is an index of all frequencies in a band, including those not assigned to a Group or Channel. The Master List can only be accessed through the receiver, so the transmitter must be synchronized via the IR port. When a Master List frequency is in use, “MASTER LIST” appears on the di...
Page 15 - Transmitter Specifications; reflection, and interference
15 Transmitter Specifications Operating Range 30 m (100 ft.) Note: Actual range depends on RF signal absorption, reflection, and interference Frequency Stability ±10 ppm Maximum Frequency Deviation 45 kHz Oscillator Type Phase-locked loop (PLL) controlled synthesizer Power Requirements 3V (2 AA alka...
Page 16 - Microphone Specifications; Cardioid; Preamplifier Output Clipping Level; Positive sound pressure on diaphragm produces positive
16 Microphone Specifications Type Condenser (electret bias) Frequency Response 50–17000 Hz Polar Pattern ( at 1 kHz) Cardioid Sensitivity ( at 1 kHz , open circuit voltage) –33 dBV/Pa (22 mV) 1 Pascal=94 dB SPL Dynamic Range ( 1 kΩ load at 1 kHz) 96 dB Common Mode Rejection ( 10 Hz to 100 kHz) 45 dB...
Page 18 - Certification
18 Certified to FCC Part 74 (FCC ID: DD4MX690).Certified by IC in Canada under RSS-123 and RSS-102 (IC: 616A-MX690).Meets essential requirements of the European R&TTE Directive 99/5/EC (ETSI EN 300-422 Parts 1 & 2, EN 301 489 Parts 1 & 9) and eligible to carry the CE marking. Changes or ...
Page 19 - EU Declaration of Conformity
19 EU Declaration of Conformity EU DECLARATION OF CONFORMITY We, Shure Incorporated of 5800 Touhy Avenue Niles, Illinois, 60714-4608 U.S.A. Phone: (847) 600-2000 Web: www.Shure.com Declare under our sole responsibility that the following product Model: MX690 Description: Wireless Microphone Transmit...