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Summary of Contents for Telex AIRMAN 7P
- Page 1 AIRMAN 7P AIRMAN7P‑0210 DOUBLE SIDE HEADSET, 2PJ | AIRMAN7P‑0211 DOUBLE SIDE HEADSET, XLR5 Customer Maintenance Manual...
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Page 3: Table Of Contents
AIRMAN 7P Table of contents | en Table of contents Record of Revisions Purpose of manual Technical support Parts ordering Repairs Safety Precautions Introduction Parts list and exploded view Exploded view Parts list Maintenance Recommended maintenance schedule Basic inspection Microphone troubleshooting 5.3.1... -
Page 4: Record Of Revisions
| Record of Revisions AIRMAN 7P Record of Revisions Revision No. Revision Date Change Description 04/2024 Creation 06/2024 | 01 | F.01U.427.329 Telex Customer Maintenance Manual... -
Page 5: Purpose Of Manual
AIRMAN 7P Purpose of manual | en Purpose of manual This manual contains information for overhaul and servicing of the Airman7P headsets. Technical support A liaison between the customer and factory is provided by the Bosch Product Support Department. Consultation and assistance on technical problems, part information, and availability of local and factory repair facilities is available. -
Page 6: Introduction
The Telex AIRMAN 7P is a lightweight passive noise reduction headset designed specifically for optimizing pilot communications in commercial and business turbine aircraft. Building on the tradition of the Airman 750 and the Airman 7, AIRMAN 7P has improved durability, intelligibility, and comfort. Larger soft pliable ear cushions and headband pads combine with dual-direction ear cup pivots to provide increased passive noise reduction and long flight wearing comfort. - Page 7 AIRMAN 7P Introduction | en Call out Description Ear cushion Headband Boom mic rotator Cable Boom mic Windscreen Telex 06/2024 | 01 | F.01U.427.329 Customer Maintenance Manual...
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Page 8: Parts List And Exploded View
| Parts list and exploded view AIRMAN 7P Parts list and exploded view Exploded view 32, 33 2, 3, 4 Parts list Item Part No. Description Model -210 -211 AIRMAN8P-0909 F.01U.382.338 CARRYING CASE AIRMAN7-0900 F.01U.313.415 WINDSCREEN (2PCS) Airman 850/7/7P/8/8P S-F01U327249 F.01U.327.249... - Page 9 HEADPAD Airman 7P/8P ESP-F01U360393 F.01U.383.827 AIRMAN8P-0910 F.01U.382.339 SANITARY COVER AIRMAN 7P/8P (10PCS) ESP-F01U379003 F.01U.382.830 SPP SANITARY COVER AIRMAN 7P/8P (2 PCS) AIRMAN8P-0903 F.01U.382.337 EAR CUSHION AIRMAN 7P/8P (2PCS) ESP-F01U347235 F.01U.383.825 SPP EAR CUSHION AIRMAN 7P/8P (2PCS) AIRMAN7-0904 F.01U.313.419 CLOTHING CLIP S-F01U342113 F.01U.342.113...
- Page 10 | Parts list and exploded view AIRMAN 7P Item Part No. Description Model -210 -211 AIRMAN 7P/8P (INCLUDING FACEPLATE AND SEAL) S-F01U344918 F.01U.344.918 OVER HEAD CABLE S-F01U344922 F.01U.344.922 BOOM MIC ASSY AIRMAN 7P/8/8P ESP-F01U360396 F.01U.383.835 GLIDER YOKE ASSY, AIRMAN 7P/8P S-F01U344924 F.01U.344.924...
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Page 11: Maintenance
Maintenance | en Maintenance The AIRMAN 7P headset is designed so that the boom microphone sensitivity can be adjusted as required to meet specification requirements. These headset adjustments are made in order to alter performance. All other maintenance requires replacement of parts, fixing open wires, or removing shorted wires. -
Page 12: Basic Inspection
| Maintenance AIRMAN 7P Basic inspection Basic Inspection Physical Inspection Perform Talk Test Talk Test Passed, Did Talk Test Pass? Minimal check What didn´t pass? Mic not working Speaker not working Speaker Speaker Speaker Perform Talk Test Reeinstall in Aircraft... -
Page 13: Microphone Troubleshooting
AIRMAN 7P Maintenance | en Talk Test When performing a talk test, things to be aware of: – Note any unusual or unexpected noises, static, and oscillations. – Note any distorted audio. – Verify sound is heard in both ears. -
Page 14: Microphone/Amplifier Sensitivity Test
| Maintenance AIRMAN 7P 5.3.3 Microphone/amplifier sensitivity test Notice! This headset was designed, tested, and approved to FAA TSO C139a. The TSO requires the headset meet the minimum performance specifications as defined in RTCA DO-214a. This document and specifications listed here reference the test procedures and equipment used as defined in these standards. -
Page 15: Speaker Troubleshooting
AIRMAN 7P Maintenance | en Speaker troubleshooting 5.4.1 Speaker sensitivity and frequency response verification Notice! This headset was designed, tested, and approved to FAA TSO C139a. The TSO requires the headset meet the minimum performance specifications as defined in RTCA DO-214a. This document and specifications listed here reference the test procedures and equipment used as defined in these standards. -
Page 16: Validate Continuity From Plug To Boom-Side Pcba
| Maintenance AIRMAN 7P 5.4.2 Validate continuity from plug to boom-side PCBA To validate continuity from the plug to the boom-side PCBA, do the following: Using an Ohmmeter, place one probe on the tip terminal of the PJ-055 plug or pin 1 of the XLR plug. -
Page 17: Installing And Replacing The Hygienic Covers
AIRMAN 7P Maintenance | en For detailed instructions on replacing the ear cushions, see Ear cushion replacement, page For detailed instructions on replacing the headband pads, see Headband pad holder and headpad replacement, page 20. Installing and replacing the hygienic covers Notice! Two hygienic covers are included with the headset. -
Page 18: Headset Storage
| Maintenance AIRMAN 7P Grasp the microphone windscreen and gently pull away from the microphone. To replace the windscreen, do the following: Slide the new windscreen over the microphone. 5.10 Headset storage To store the headset, do the following: Move the boom mic above the headband. -
Page 19: Disassembly
AIRMAN 7P Disassembly | en Disassembly The following procedure describes the complete disassembly of the AIRMAN 7P headset. Notice! The removal process requires the following steps to be followed in the order described. Assembly is the reversal of the disassembly procedure. Please take care when disassembling to note details that may be required in the reassembly process, such as the locations of disconnected wires. -
Page 20: Headband Pad Holder And Headpad Replacement
| Disassembly AIRMAN 7P Headband pad holder and headpad replacement There are two styles of headband pads, a low profile headpad and a thicker cushioned headpad. The thicker headpad comes installed on the headset. To replace the low profile headpad holder and headpad, do the following: At one end of the headpad holder, carefully pry the holder from the headband cover. - Page 21 AIRMAN 7P Disassembly | en To replace the thicker cushioned headband pad, do the following: Grasp the edge of the headband pad. Gently pull the headband pad away from the headpad holder. Align the new headband pad with the Velcro on headpad holder.
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Page 22: Remove The Mic Prefilter
| Disassembly AIRMAN 7P Firmly press the new headband pad into place. Remove the mic prefilter To remove the prefilter, do the following: Carefully pry the prefilter from the mic. Remove the yoke assembly from the headband assembly To remove the yoke assembly from the headband assembly, do the following: Use a fingernail to lift the bottom edge of the black plastic spacer. -
Page 23: Boom Side Disassembly
AIRMAN 7P Disassembly | en Slide the yoke assembly off of the headband. Boom side disassembly To remove the speaker assembly and sleeve, do the following: At the same time, push the two retaining cams located in the speaker assembly out of the way. -
Page 24: Non-Boom Side Disassembly
| Disassembly AIRMAN 7P Using a T-5 screwdriver, remove two screws (as shown). Remove the PCBA. Using a soldering iron, carefully disconnect the wires from the speaker and overhead cord and boom mic assembly, as needed. Notice! Take care to avoid touching the plastic housing with the soldering iron. - Page 25 AIRMAN 7P Disassembly | en Pushing the two retaining cams simultaneously on the speaker assembly, rotate the speaker faceplate approximately 15° clockwise. Notice! To avoid pulling the wires from the board, do not pull the speaker assembly more than 12mm from the ear shell.
- Page 26 | Disassembly AIRMAN 7P Remove the PCBA. Using a soldering iron, carefully disconnect the wires from the speaker and overhead cord, as needed. 06/2024 | 01 | F.01U.427.329 Telex Customer Maintenance Manual...
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Page 27: Assembly
AIRMAN 7P Assembly | en Assembly Boom side assembly To assemble the boom side assembly, do the following: Solder the overhead cord to the PCBA. Shield Solder the cable assembly to the PCBA. Thread the boom mic wires through the center hole. - Page 28 | Assembly AIRMAN 7P Green Shield Solder the main cord to the PCBA AIRMAN7P-0210 AIRMAN7P-0211 Yellow Black Blue Drain wire + blue White No Connection Route the speaker wires through the housing and solder to the PCBA. White Route the overhead cord and the headset cord through the corresponding grooves provided on the boom.
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Page 29: Non-Boom Side Assembly
AIRMAN 7P Assembly | en Notice! Take care to verify the orientation of the yoke, because it does not rotate 360°. Notice! The side with the deep grooves goes toward the speaker. Place the housing on the boom mic assembly. - Page 30 | Assembly AIRMAN 7P Shield Using the two shorter screws, attach the PCBA to the cover. 1 Alignment posts for PCBA screw 2 Path for overhead cord Notice! Align the red wire with the polarity dot on the speaker (as shown) White Route the speaker wires through the housing and solder to the PCBA.
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Page 31: Attach The Prefilter
AIRMAN 7P Assembly | en Place the cover on the housing. Using a T-5 screwdriver, replace the three screws (as shown) to attach the yoke and housing to the PCBA. Position the overhead cord in the retaining clip and align the knob of the faceplate toward the bottom. -
Page 32: Reinstall The Headband Cover
| Assembly AIRMAN 7P Place the glider stop in the appropriate hole on the glider. Swivel the spacer in line with the glider. Click the bottom edge of the black plastic spacer into the retaining hole. Reinstall the headband cover To reinstall the headband cover, do the following: Take care to verify the overhead cord lays between the guides. -
Page 33: Wiring Diagrams And Connectors
Wiring diagrams and connectors | en Wiring diagrams and connectors AIRMAN 7P Series headsets are available with multiple connector styles depending on the application of use. All models utilize custom cables developed specifically for cockpit use. All connection points implement strain and bend relief features to provide long-term durability. - Page 34 | Wiring diagrams and connectors AIRMAN 7P F01U398270, AIRMAN 7+ 2PJ, HEADSET WIRING DIAGRAM F01U398271, AIRMAN 7+ XLR, HEADSET WIRING DIAGRAM 06/2024 | 01 | F.01U.427.329 Telex Customer Maintenance Manual...
- Page 36 Bosch Security Systems, LLC 130 Perinton Parkway Fairport, NY 14450 www.telex.com © Bosch Security Systems, LLC, 2024 EU importer: Bosch Sicherheitssysteme GmbH Robert-Bosch-Platz 1 70839 Gerlingen Germany © Bosch Sicherheitssysteme GmbH, 2024 202406032121...
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