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19602P-99 (07-18)

 

4 of 20

 

 

 

 

 

INTRODUCTION 

 

The Series 9100 Digital Intercom System was designed as a simple, versatile and user-friendly 
crew communication solution, and built to withstand the harshest environments in a multitude of 
real-world applications. The key to optimal, long-term performance of the system, however, lies 
with the user and their understanding and adherence to the proper use and care of the system 
as provided.  

This Component Maintenance Manual is intended to provide the knowledge and guidance 
necessary to properly use and maintain the Series 9100 system components, and is written in 
the context of 

marine installations

, as this represents the majority of likely applications, as well 

as the most susceptible to the widest array - and harshest - of environmental exposure. 

The majority of usage information on the system itself is found in detail within the Series 9100 
Operation/Installation Manual (doc. #19549P-31), to which this CMM is supplemental. The 
exception is where knowledge pertaining to the proper use and care of Headsets in general are 
concerned. To this end, this CMM begins with comprehensive information related to the 
Headset, being the most personal and immediately necessary component for each user, and 
also the most susceptible to misuse, abuse and exposure to the elements.  

From there, the CMM covers the necessary maintenance information for the other system 
components that are subject to at least partial exposure to environmental stresses and neglect 
from lack of cleaning, from Headset Stations to Wireless Gateways and Belt Stations. 

Also included is a brief section of the least exposed components of the system, namely the 
Master Station, its installed add-in cards and system cabling. Related information is largely 
redundant to other system components, and much less immediate given the protected nature of 
these components upon the majority of installs, and just about universal where it pertains to 
marine installations. The manual concludes with considerations related to Headset and Belt 
Station storage, including notes on battery management. 

This CMM is not intended to replace otherwise related best practices in use and care of like 
components subject to harsh environments. It is meant solely as a baseline of practices relating 
a combination of tested methods and common sense. The regularity of these steps should be 
determined based on use and exposure, and a reasonable schedule be established and 
adhered to, so as to not let any environmental residue build up to the point of difficulty of 
removal. 

Please consult DCCI (Customer Service phone #: 508-751-5800, email: 

[email protected]

) before using alternative materials, solvents, or otherwise questionable 

practices in the maintenance of Series 9100 system components.  

Summary of Contents for 9100 SERIES

Page 1: ...19602P 99 07 18 2018 DAVID CLARK COMPANY INCORPORATED COMPONENT MAINTENANCE MANUAL SERIES 9100 DIGITAL INTERCOM SYSTEM...

Page 2: ......

Page 3: ...on Inhibitors 11 Protection of Electrical Contacts 11 Use of Cloth Covers Ear Seals Head Pad 12 SYSTEM MODULES Cleaning of Headset Stations and Wireless Gateways 13 Headset Connector 13 Module Surface...

Page 4: ...tall 9 7 Overhead Gasket Temp Position 9 8 Microphone Removal Windscreen Kit Install 10 9 OTH Head Pad with Comfort Cover Installed 12 10 Comfort Cover Installed on Ear Seal 12 11 Headset Station 13 1...

Page 5: ...s apparent immediately file a claim with the carrier and notify your David Clark product supplier ELECTRICAL HAZARD Disconnect electrical power when making any internal adjustments or repairs All repa...

Page 6: ...sure to the elements From there the CMM covers the necessary maintenance information for the other system components that are subject to at least partial exposure to environmental stresses and neglect...

Page 7: ...the instructions below for proper fit Over The Head Styles H9130 H9180 H9190 For models worn over the head first open the headband adjustment all the way and fit the headset over your ears Push the he...

Page 8: ...2500G 02 on the frame of your glasses is an inexpensive and effective method of restoring a significant degree of such lost attenuation by reclosing these gaps Behind The Head Styles H9140 H9141 H9140...

Page 9: ...the microphone must not only pick up the user s speech but also cancel background noise To achieve this the microphone should be positioned zero to 1 8 away from the user s lips at the corner of the...

Page 10: ...hing red dots are also present on both connector mates as a visual guide aligning these dots will also help locate the keyway Push into the keyway until an audible click confirms a locked mating of bo...

Page 11: ...eal Stretching and Partial Install Behind The Head Styles H9140 H9141 H9140 HT 1 Remove old ear seals by pulling off of each ear cup 2 Stretch gaskets from overhead support assembly over each ear cup...

Page 12: ...thumb and forefinger and pull out assertively from the boom bracket Do not use pliers as this can cause damage to the microphone see Figure 8 4 To insert a new microphone align the notched sides of t...

Page 13: ...kill germs Application of Corrosion Inhibitors The use of appropriate corrosion inhibitors will keep hardware and connectors from seizing due to salt and debris build up and proper application on a r...

Page 14: ...able with mild soap and water and work to keep the user comfortably protected from hot spots and help to reduce perspiration Particularly when used in marine environments users should ensure these cov...

Page 15: ...ap immediately see Figure 11 Even properly protected the connector will be subject to water exposure eventually putting the individual conductors at risk of tarnish or premature corrosion A common and...

Page 16: ...ate the surface before wiping clear Master Station Where Master Stations in the vast majority of marine applications are installed in environmentally protected areas and system aspects such as cable c...

Page 17: ...connector A slight application of dielectric grease may be carefully applied to the connector pins if needed Disconnection Connection Maintenance of IP Protected Network Cables Network cables with ins...

Page 18: ...lt Station will similarly ensure the reliability and longevity of the unit To thoroughly clean a wireless belt station first remove the rubber exterior skin from the enclosure The skin can be washed d...

Page 19: ...lt Stations are powered by Lithium Ion rechargeable batteries P N 40688G 90 A relatively new battery within its warranty term 1 year from purchase 2 years from date code on the battery label should no...

Page 20: ...imited to extremes of heat or cold operation or storage conditions exposure to water or corrosive environments or chemicals state of charge prior to storage and or age of battery prior to use Prior to...

Page 21: ...Station off of the deck or users seat also keeping these units dry and out of the way Figure 16 Headset Restraint as used with Headset and Wireless Belt Station David Clark also offers a Headset Carry...

Page 22: ...or inadvertent setting during programming of the system itself Prior to sending any units in to David Clark for service inspection please refer to the Troubleshooting steps in the main Installation Op...

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