Assessments - 3, GPA: 4.7 ( )

Fabricante : Sennheiser Arquivo Tamanho: 802.51 kb Arquivo Nome : Língua de Ensino:

Mono/Stereo selection (except HMEC 305, HMEC HMDC 322) In general, you’ll receive a mono sound source so set to “Mono”. When using a stereo intercom “Stereo”. Adjusting the volume Exposure to loud sounds can Set the volume control to a medium value. Make such as warning alarms. Mic Gain Adjustment Adjusting the microphone gain According to JTSO approval C58a, the microphone output voltage has to be factory-preset to 400 mV. If this output voltage is too high or too low for your intercom it can easily be re-adjusted on the microphone. To do so, use a small slotted and turn the ”Mic Gain Adjustment” screw (see illustration on the left) until desired setting. Attaching the cable clip The headphone cable can be fixed by means of the cable through the metal cable clip as shown in the illustration to your clothing and then loop the cable through the doesn‘t disturb you. Folding up the headphones For easy and space-saving transportation, between the headband. Unfold the headphones by grasping the headband. Spare parts The following spare parts are available from your Sennheiser agent: • Wind screen for MKE 45-1 electret microphone • Ear cushions • Headband padding • Cable clip • Carry and storage bag with shoulder strap Replacing the wind screen If the wind screen for the electret microphone shows replace the wind screen. Pull the wind screen from new wind screen and ensure that it fits securely Replacing the ear cushions Replace the ear cushions if they them up and away from the earcups. For best results replace the 135 Replacing the headband padding Replace the headband padding if it is damaged. Pull the Ziploc type fastening strips of the headband padding apart and remove the worn headband padding. Put the new headband padding around the headband. Pull the two edges of the headband padding together so that the fastening strips slightly overlap. Join the fastening strips. Problem Clear communication but no active noise compensation In case of difficulty If problems occur that are not listed in the below table, please contact your Sennheiser agent. Possible cause and what to do The NoiseGard™ electronics are turned off. . Check to see if the ON/OFF switch is set to ON. The XLR-3 plug has been pulled out of the power source. . Check to see if the XLR-3 plug is correctly connected to the If aircraft powered: The aircraft fuse is defective. . Check the aircraft fuse. If battery powered (except HMEC 302, HMEC . Check to see if the green LED on the battery the batteries. Problem Active noise compensation but very low volume communication Possible cause and what to do The volume control is set too low. . Check the volume setting of the headset. The headphone connection has been pulled out (except HMEC 305, HMEC HMEC 306). . Check to see if the headphone jack plug is correctly connected. Active noise compensation but The microphone connection has been pulled out (except HMEC reduced intelligibility HMEC 306). . Check to see if the microphone jack plug is correctly connected. Communications in one ear only You are using a stereo intercom system but the headset (only HMEC 300, HMEC 302, . Set the Mono/Stereo switch to ‘Stereo’. HMEC 306 and HMEC 306) You are receiving a mono source but the headset . Set the Mono/Stereo switch to...

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