Park Air Systems 6525 User Documentation Download Page 10 | Manualshive

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31-3MDR00HB

Page 10

Contents (continued)

Page

Draft

Maintenance

49

Maintenance Policy

50

Unscheduled Maintenance

50

Scheduled Maintenance

50

Cleaning the Equipment

50

Security of External Connections

50

Checking the MDR’s Internal Reference Frequency

51

Initiating an Interruptive BIT Test

52

Removing and Refitting the Cooling Fan

54

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Summary of Contents for 6525

Page 1: ...6525 Multimode Digital Radio User Documentation Draft...

Page 2: ...78 345434 From outside UK 44 1778 345434 Fax From UK 01778 342877 From outside UK 44 1778 342877 www parkairsystems com Errata Any errors found in this handbook are promulgated through the Park Air FT...

Page 3: ...s Cautions A caution is used to indicate possible danger to the equipment Indicates electrical danger to personnel WARNING Indicates a hazardous material WARNING Indicates a non ionizing radiation haz...

Page 4: ...Safety Code 6 for RF and microwave exposed workers For persons not classed as RF and microwave workers and including the general public the limit is 2 W m2 0 2 mW cm2 which increases the minimum safe...

Page 5: ...al This product is covered by the European Directive 2002 96 EC It must not be disposed of in domestic waste Disposal should be made using designated collection facilities appointed by the government...

Page 6: ...e milliwatt mW dc direct current ESD electrostatic sensitive devices Fig figure Hz hertz kg kilogramme kHz kilohertz LCD liquid crystal display m metre mA milliamp MDR multimode digital radio MHz mega...

Page 7: ...36 RoHS 2002 95 EC FCC ID C8L 6525MDR FCC Industry Canada Statement This device has been tested and found to comply with the limits for a Class B digital device pursuant to part 15 of the FCC Rules Th...

Page 8: ...31 3MDR00HB Page 8 Draft Intentionally Blank...

Page 9: ...nnector 19 Headset Microphone Diagnostics Connector 19 Switching On and Setting the Operating Parameters 21 Using the Scroll Select Switch 21 Screen Protocol 21 Switching On 22 Selecting an Operating...

Page 10: ...aintenance Policy 50 Unscheduled Maintenance 50 Scheduled Maintenance 50 Cleaning the Equipment 50 Security of External Connections 50 Checking the MDR s Internal Reference Frequency 51 Initiating an...

Page 11: ...Draft Overview...

Page 12: ...as a subsystem of the Aircraft Communications Addressing and Reporting System ACARS and the VHF Data Link VDL air ground communication systems Fig 1 6525 Multimode Digital Radio MDR Operating Modes O...

Page 13: ...el Software Configuration The part order number is TBD customer specific This number encompasses the hardware part number detailed above fitted with the software detailed below Any two of the four ava...

Page 14: ...Intentionally Blank...

Page 15: ...Draft Specification...

Page 16: ...and Weight The dimensions and weight of the MDR are Width 483 mm 19 inches Depth 450 mm 17 8 inches Height 88 9 mm 3 5 inches Weight 12 5 kg 27 5 pounds Input Supply Requirement ac input supply Betwee...

Page 17: ...Draft Operation...

Page 18: ...om its setting by more than 1 dB but not more than 3 dB The supply volts falls below 21 6 V The RF PA temperature has exceeded 80oC Any other BIT condition results in an alarm When detected the Alarm...

Page 19: ...icrophone Diagnostics Connector A dual purpose connector that allows either a headset microphone or a PC to be connected to the MDR The connector is a 7 pin self locking DIN socket the pin out is show...

Page 20: ...n require the use of this port Table 2 Headset Microphone Diagnostics Connector PC Connections Pin Number Signal Input or Output Description 2 Transmit data Output RS232 115200 baud 8 data bits 1 stop...

Page 21: ...ise to scroll through fields from left to right and from top to bottom The switch is turned anticlockwise to scroll through fields from right to left and from bottom to top The switch is pressed to ma...

Page 22: ...AM Analogue ACARS F r e q 1 1 8 0 0 0 M H z M o d e A M D A C A R S P w r l l l l l l l l l l Main Screen for AM Digital ACARS When switched on the MDR initialises which takes approximately five secon...

Page 23: ...d press the Switch to display the Control screen Turn the Switch until Settings is highlighted Then press the Switch to display the Settings screen Turn the Switch until the current Mode is highlighte...

Page 24: ...t t i n g s E x i t Control Screen F r e q 1 1 8 0 0 0 M H z C a n c e l O K Frequency Screen With the Main screen displayed press the Switch to display the Control screen Turn the Switch until Frequ...

Page 25: ...Turn the Switch until Channel is highlighted Then press the Switch to display the Channel screen Turn the Switch to highlight the channel number and press the Switch Turn the switch to select the requ...

Page 26: ...E x i t Channel Screen With the Main screen displayed press the Switch to display the Control screen Turn the Switch until Channel is highlighted Then press the Switch to display the Channel screen Tu...

Page 27: ...mple MDR set to transmit and receive only those frequencies in the ranges 120 to 125 MHz and 130 to 135 MHz 120 000 125 000 130 000 135 000 F r e q 1 1 8 0 0 0 M H z M o d e V D L M O D E 2 Main Scree...

Page 28: ...creen First Page B E 4 1 3 5 0 0 0 M H z B a c k E x i t Band Edge Screen First Page Using the Switch highlight the band edge values to be altered pressing the switch after each alteration When all va...

Page 29: ...lows F r e q 1 1 8 0 0 0 M H z M o d e V D L M O D E 2 Main Screen example shown for VDL Mode 2 F r e q u e n c y C h a n n e l S e t t i n g s E x i t Control Screen M o d e A M V O I C E M o d e S e...

Page 30: ...ekey Off PTT Polarity STD active low or INV active high STD Phantom PTT Polarity STD active low or INV active high STD PTT reference voltage 14 0 or 14 V 14 V Audio line input 20 to 10 dBm 13 dBm 1 dB...

Page 31: ...odulation depth 5 to 95 90 1 RF pre attenuator On or Off Off Loudspeaker Headset volume 0 to 100 30 5 MAC TM1 Inter access delay 0 5 to 125 ms 75 5 ms 0 5 ms MAC TM2 Channel busy 1 to 120 s 60 s 1 s M...

Page 32: ...tenuator On or Off Off MAC TM1 Inter access delay 0 5 to 125 ms 4 5 ms 0 5 ms MAC TM2 Channel busy 6 to 120 s 60 s 1 s MAC p Persistance 1 256 to 256 256 13 256 1 256 MAC M1 maximum number of access a...

Page 33: ...ight time out 15 to 120 s On or Off 30 s 15 s Modulation depth 5 to 95 90 1 VOGAD On or Off On Mute On or Off On PTT On key or Off dekey Off Tone keying 2175 2300 Hz or Off Off Microphone type Active...

Page 34: ...0 to 100 30 5 Self receive transmit audio on line output On or Off Off Initiate BIT interruptive test On or Off DHCP On or Off Off IP address 000 000 000 000 to 255 255 255 255 192 168 0 2 IP subnet m...

Page 35: ...ing Software Fills Four software fills are available as detailed in Fig 4 on page 13 Any two fills can be stored in the MDR at any one time All software fills are available on the user s network and c...

Page 36: ...Intentionally Blank...

Page 37: ...Installation...

Page 38: ...ance to 1 7 m Further information on calculating the field strengths and power levels can be found in Health Canada Safety Code 6 Limits of Human Exposure to Radiofrequency Electromagnetic Fields in t...

Page 39: ...Reference 1 Perform an initial inspection of the MDR page 39 3 Fit the MDR into an equipment cabinet page 40 4 Connect the remote signals as required page 41 5 Connect the chassis stud to the cabinet...

Page 40: ...be supported by the front panel doing so can cause damage The MDR can be installed on telescopic slides or on fixed runners within a standard 483 mm 19 inch equipment rack M4 tapped holes each 10 mm...

Page 41: ...via the Facilities interface For AM Analogue ACARS The analogue ACARS waveform connects between an external modem and the line inputs and outputs via the Facilities interface For AM Digital ACARS The...

Page 42: ...0 Ethernet Connector Pin out Pin Signal Name Characteristic Input or Output 1 TD Balanced 100 ohm 10 10 100 Mbps Output 2 TD Output 3 RD Balanced 100 ohm differs from the reference by more than 10 10...

Page 43: ...rogrammable to 14 0 or 14 V all 1 V Phantom PTT inactive when the input differs from the reference by less than 1 V Maximum input level 60 V with respect to reference Input requires at least 1 mA to o...

Page 44: ...HDLC 0 RX A Pair to pin 7 Input 20 HDLC 0 CL A Pair to pin 8 Output 21 HDLC 1 TX A Pair to pin 9 Output 22 HDLC 1 RX A Pair to pin 10 Input 23 HDLC 1 CL A Pair to pin 11 Output 24 Time 0 5 V CMOS Inpu...

Page 45: ...NPN transistor grounding output normally open 200 mA maximum Output 3 Reserved Open collector NPN transistor grounding output configurable to be normally open or normally closed 200 mA maximum Output...

Page 46: ...nna G antenna gain R distance to centre of radiation and 1 4 multiplication factor for average power based on a modulation index of 90 Based on this formula a 2 dBi antenna the predicted safe distance...

Page 47: ...t must be earthed The earth terminal of the ac connector should be used as the safety earth An ac input connector see Fig 8 and Fig 12 is fitted to the equipment s rear panel The cable used to connect...

Page 48: ...oded in accordance with the electrical appliance colour code regulations for the UK That is The core coloured green and yellow must be connected to the terminal in the plug that is marked with the let...

Page 49: ...Draft Maintenance...

Page 50: ...ule maintenance comprises 1 Ensuring the equipment is clean 2 Ensuring that the external connectors are securely fitted to the MDR 3 Checking and resetting if required the MDR s frequency standard see...

Page 51: ...e 1 If the MDR is used in AM Voice mode with a frequency offset reset the offset to 0 kHz 2 Connect a high impedance frequency counter to the front panel Reference connector 3 From the Main screen pre...

Page 52: ...d is fitted to the MDR s Antenna connector In order to test the line input stages an internally generated 1 kHz tone is injected into the line input circuit Any other audio present on the line input w...

Page 53: ...s t i n g P l e a s e W a i t T e s t S t a t u s P A S S O K T e s t S t a t u s F A I L O K 3 During the test which takes approximately two seconds the Testing screen is displayed 4 When the test is...

Page 54: ...remove the four M4 x 12 mm caphead Allen screws that secure the fan to the PA module heatsink 4 Remove the fan from the PA module Refitting To refit the cooling fan proceed as follows 1 Locate the fa...

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