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GN Resound Discover V series Technical Manual

Behind-the-ear (bte) hearing instrument
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Technical Manual
Discover V BTE
GN ReSound as
Global Technical Operations
gto.gnresound.com
Lautrupbjerg 9 • DK-2750 Ballerup • Denmark
Phone: + 45 45 75 23 16 • E-mail: Service@gnresound.dk

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Summary of Contents for GN Resound Discover V series

  • Page 1 Technical Manual Discover V BTE GN ReSound as Global Technical Operations gto.gnresound.com Lautrupbjerg 9 • DK-2750 Ballerup • Denmark Phone: + 45 45 75 23 16 • E-mail: Service@gnresound.dk...

  • Page 2: Table Of Contents

    Technical Manual for Discover V BTE Doc. No. 0012680 rev. E Table of contents Subject Page Description ..................... 3 Typical performance data IEC 60118-7/ANSI (2cc coupler) ......4-6 Part lists ...................... 7-8 Diagram......................9 Microphone complete ................... 10 Receiver complete ..................11 Amplifi...

  • Page 3: Description

    Technical Manual for Discover V BTE Doc. No. 0012680 rev. E Description The Discover V BTE is a fully digital Behind-The-Ear (BTE) hearing instrument developed to set a new standard for affordable and fundamental hearing care. The instrument offers a two band signal processing with Advopro Digital, which suppresses dirsturbances caused by the user’s own voice and at the same time maintains amplifi...

  • Page 4: Typical Performance Data Iec 60118-7/Ansi (2Cc Coupler)

    Technical Manual for Discover V BTE Doc. No. 0012680 rev. E Typical performance data - IEC 118-7 Data in accordance with IEC 118-7. All sound pressure levels (dB SPL) refer to 20 μPa. Unless otherwise is stated, data are based on a battery voltage of 1.35 V and impedance of 5 Ohm. Tolerance Unit Reference test gain (60 dB SPL input)
  • Page 5 Technical Manual for Discover V BTE Doc. No. 0012680 rev. E Typical performance data - ANSI Data in accordance with ANSI S3.22-1996. All sound pressure levels (dB SPL) refer to 20 μPa. Unless otherwise is stated, data are based on a battery voltage of 1.35 V and impedance of 5 Ohm. Tolerance Unit Reference test gain (60 dB SPL input)
  • Page 6 Technical Manual for Discover V BTE Doc. No. 0012680 rev. E Typical performance data- IEC 118-7 Maximum Output Full-on and Reference Test Gain Full on Gain 50 Coupler Coupler dB SPL input Reference Test Gain 60 dB SPL 1000 10000 1000 10000 Frequency:...

  • Page 7: Part Lists

    Technical Manual for Discover V BTE Doc. No. 0012680 rev. E Part list Item Part No. Item Part No. Receiver, type EF-7505 15301800 Nut for switch 70911081 Rec. tube/nipple (50 pcs.) 31932254 Support for switch 70921822 Rec. suspension 70911569 Switch board 15340300 Rec.

  • Page 8: Part Lists

    Technical Manual for Discover V BTE Doc. No. 0012680 rev. E Part list HI Complete Discover V Item Part No. Housing part list : Part No. Beige 15209600 Beige color: Brown 15209601 Housing upper/lower part with s/n # 15249400 Grey 15209602 Battery door 15250200...

  • Page 9: Diagram

    Technical Manual for Discover V BTE Doc. No. 0012680 rev. E Diagram Page 9 of 16...

  • Page 10: Microphone Complete

    Technical Manual for Discover V BTE Doc. No. 0012680 rev. E Microphone complete Solder the wires as shown. The wires Mount the mic. into the mic. suspension, p/n 31932216 Mic. complete mounted with wires should slope 45 Brush coating CH-8 (50 pcs.) and suspension, p/n 15248800 - p/n 75925421 - onto the solder points...

  • Page 11: Receiver Complete

    Technical Manual for Discover V BTE Doc. No. 0012680 rev. E Receiver complete Add Loctite 406 on both inner sides of the metal shield before mount- Mount the rec tube, p/n 31932254/50 ing it on the rec. Make sure the lower side of the shield is mounted to pcs.) in an angle of 23 as shown.

  • Page 12: Amplifi Er

    Technical Manual for Discover V BTE Doc. No. 0012680 rev. E Amplifi er The prog. socket is glued with Telecoil is glued to the PCB Loctite 406 p/n 1901-339 to fi x with CH-8 p/n 75925421 it into the inlay/support 2000 and connected on the other DIG-17 p/n 70929931 side of the PCB...
  • Page 13 Technical Manual for Discover V BTE Doc. No. 0012680 rev. E Amplifi er CH-6 Sw board Sw supp Solder the terminals and apply Mount the sw supp on the sw board. When replacing the switch p/n CH-6 p/n 75925308 in the 2 holes Mount the switch and bend the terminals 70927017, cut the two terminals onto the soldering points...

  • Page 14: Amplifi Er

    Technical Manual for Discover V BTE Doc. No. 0012680 rev. E Prepare Amplifi er for mounting into Housing Green solid wire green wire from bat (-) to (-) Bolt sw board “wing” to bat (+) Bolt Insert bolts p/n 75921693 (see Place partition complete into lower Solder the green wire from battery Solder the 3 mic.

  • Page 15: Instrument Complete In Housing

    Technical Manual for Discover V BTE Doc. No. 0012680 rev. E Instrument complete in housing Mic. ring (p/n 70921808/BG, 70921809/BR, 70921810/GR) Cover for prog. socket is mounted without using glue p/n 7092185x Screws for HSG p/n 31929996 (100 pcs.) Page 15 of 16...

  • Page 16: Instrument Complete & Programming Cable

    Technical Manual for Discover V BTE Doc. No. 0012680 rev. E Instrument complete & programming cable Instrument complete & programming cable HI complete HI compl Programming cable CS45 (5 pol) Programming cable CS45 (5 pol) P/n 10020501, red (R) P/n 10020501, red (R) P/n 10020502, blue (L) P/n 10020502, blue (L) Page 16 of 16...

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