MD Helicopters 369D - Page 608

CSP−HMI−3
MD Helicopters, Inc
.
MAINTENANCE MANUAL
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purpose except as specifically authorized in writing by MD Helicopters, Inc.
Copyright © 1999−2016 by MD Helicopters, Inc.
TABLE OF CONTENTS (Cont.)
Para/Figure/Table Title Page
B. Intercom Microphone Audio Level Adjustment 201.............................
C. VHF COMM Transceiver Sidetone Signal Level Adjustment 202.................
D. Intercom Phone Audio Level Adjustment 202..................................
3. Integrated Interphone Communication System Inspection 202.....................
A. Integrated Interphone Communication System Repairs 203.....................
Figure 201. Integrated Interphone Communication System Installation 204......
Figure 202. Adjustable Components - CE 500 HT-3G ICS Control Unit 205......
97-08-00 Public Address and Siren System Installation A........................
Maintenance Practices 201.......................................................
1. Description and Operation 201.................................................
A. Reference Data 201..........................................................
2. Public Address and Siren System Fault Isolation 201.............................
Table 201. Troubleshooting - Public Address and Siren System 201.............
3. Wiring Diagram 202...........................................................
4. Replacement of System Component 202.........................................
A. Amplifier Replacement 202...................................................
Figure 201. Public Address and Siren System (Sheet 1 of 2) 203.................
Figure 202. Public Address and Siren System Wiring Diagram 205..............
B. Loudspeaker Replacement 206...............................................
C. Control Unit and Microphone Replacement 206................................
D. Circuit Breaker Replacement 206.............................................
E. Electrical Wiring Harness Replacement 207...................................
5. Operational Check 207.........................................................
6. Inspection 208................................................................
7. Repair 208....................................................................
Initial Installation 901............................................................
1. Public Address and Siren System Initial Installation 901..........................
A. Preparation for Installation 901..............................................
B. Removal of Helicopter Equipment 901.........................................
C. Modification of Helicopter 901................................................
D. Installation of System Components 901.......................................
E. Amplifier Assembly 902......................................................
F. Loudspeaker Assembly 902..................................................
G. Control Unit and Microphone 903.............................................
Figure 901. Modification and Reinforcement Dimensions (Sheet 1 of 2) 904.......
H. Circuit Breaker 906.........................................................