Lectrosonics M170 Operating Instructions Manual

Belt pack transmitter

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M170
Belt Pack Transmitter
OPERATING INSTRUCTIONS
and trouble-shooting guide
LECTROSONICS, INC.
Rio Rancho, NM

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Summary of Contents for Lectrosonics M170

  • Page 1: Introduction

    M170 Belt Pack Transmitter OPERATING INSTRUCTIONS and trouble-shooting guide LECTROSONICS, INC. Rio Rancho, NM...
  • Page 2: Table Of Contents

    M170 VARIATIONS ........
  • Page 3: General Description

    GENERAL DESCRIPTION The M170 Series transmitter is offered in five versions. The standard model is the M170. The M170-LS, M170-XLR, M170-BGO, and the M170-CTM are modifications of the standard M170. The M170 and M170-LS transmitters use the microphone cord for the antenna. The M170-XLR uses the hand-held microphone for the antenna.
  • Page 4: M170 Variations

    M170 VARIATIONS...
  • Page 5: Controls And Functions

    When the switch is in the on position, the battery will be drained even though the transmitter is not being used. The ON/OFF switch on the M170-CTM is located on the bottom of the unit.
  • Page 6 2 and pin 3 is connected to pin 1 (audio ground). The M170-BGO was designed specifically for use by bingo halls. A carrying strap acts as the antenna and allows the user to wear the unit around their neck. The microphone plugs directly into the top of the unit.
  • Page 7: Battery Instructions

    BATTERY INSTRUCTIONS The battery you use in the M170 Series transmitter should be a 9 Volt alkaline, available almost everywhere. An alkaline battery will provide 12 to 15 hours of operation. Carbon zinc batteries, even if marked "heavy duty" will only provide about 4 hours of operation. Make sure your batteries are marked "alkaline."...
  • Page 8 OPERATING INSTRUCTIONS (cont’d.) 6) A small screwdriver is supplied with the transmitter. The screwdriver is used to adjust the audio gain of the transmitter to match your microphone and your voice. The GAIN ADJUST is located on the side of the transmitter as shown on page 3. The adjustment is made while observing the modulation level lamps on the receiver control panel: a) Speak at the voice level you will be using during actual operation.
  • Page 9: Troubleshooting

    Check labels on transmitter and receiver. 5) Operating range is too great. NO SOUND AND RECEIVER MOD LEVEL LEDs ARE OFF 1) Transmitter audio muted (M170-LS only) NO SOUND BUT RECEIVER MOD LEVEL LEDs ARE ON 1) Receiver audio is muted. Refer to receiver manual.
  • Page 10: 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 11: M170-Bgo

    The M170-BGO automatically shuts off when the switch is released. The M170-BGO transmitter is activated by pushing the button on the side panel. Since you are only "on the air" as long as you hold the button in, several transmitters on the same frequency will not interfere with each other.
  • Page 12: Specifications And Features

    LED indicates battery condition Battery: 9 Volt Alkaline Controls: Power on/off slide switch Recessed audio gain control Mute on/off toggle switch (M170-LS only) Size: 1.1 x 2.3 x 3.3 inches Weight: M170:4 ozs. including battery M170-BGO:4.5 ozs. including battery M170-XLR:6 ozs. including battery M170-CTM:1.625 lbs.
  • Page 13: Limited One Year Warranty

    This warranty gives you specific legal rights. You may have additional legal rights which vary from state to state. LECTROSONICS, INC. 581 LASER ROAD RIO RANCHO, NM 87124 USA May 2, 1994...

This manual is also suitable for:

M170-bgoM170-lsM170-xlrM170-ctm

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