DeCrane Aerospace Audio International MCD-9101-101-x Installation & Operation ManualDocument # 540360, Rev IR, 03/2008 Page 7 of 283.0 Installation3.1 Prior to Installation3.1.1 During the design and layout of the aircraft cabin, carefulconsideration of the location of this and all other audio/visualmodules is necessary. Some of the items to be considered include:• Space• Proximity to other devices (i.e. source equipment)• Available power supply• Length of cable runs• Environmental conditions (temperature, humidity, etc.)• Location of other aircraft systems (i.e. oxygen delivery)• Access for service repair (if applicable)• Convenience for user interface (if applicable)3.1.2 The MCD-9101-101-x shall be installed to conform to the standardsdesignated by the customer, installing agency, and existingconditions as to the unit location and type of installation.3.1.3 Mounting screws are required to secure the unit. Long low-levelaudio runs may introduce noise into the audio signal.3.1.4 All headphone amplifiers and line level amplifiers should be locatedno more than 3 feet away from source equipment.3.1.5 Avoid installing the unit where it will be exposed to excessive heat,moisture, splashing liquids, dusty areas, direct sunlight, orangled/inclined installation.3.1.6 A minimum of 5" clearance is required in front of the CD slot. Whenthe CD is ejected, it will project approximately 2.25".3.1.7 The installing agency shall supply and fabricate all external cablesto the MCD-9101-101-x. The length and routing of external cablesshall be carefully studied and planned before attempting installationof the unit. Allow adequate space for installation of cable andconnectors. Mating connectors are the responsibility of theinstalling agency. Correct pin assignments as outlined in Section3.8 are the responsibility of the installing agency.