Beltone Change BTE Manuale utente
Beltone
Global Technical Operations
gto.gnresound.com
Lautrupbjerg 9 • DK-2750 Ballerup • Denmark
Technical Manual
Beltone Change BTE & PBTE
Doc 0184310 rev. C
Page 2 of 11
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Table of Contents
Description...........................................................................................................................................3
Exploded View.....................................................................................................................................4
Part List ........................................................................................................................................... 5-6
Part List, Housing Parts.......................................................................................................................7
HI Disassembly....................................................................................................................................8
Replace Microphones & Receiver .......................................................................................................9
Replacing Telecoil, Batt Springs, VC & AI Module.............................................................................10
Test Equipment..................................................................................................................................11
Doc 0184310 rev. C
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Description
Please also see Technical Data sheet /Product Information
Doc 17002400 CHG75 / 75D
Doc 17002500 CHG85 / 85D
Options
• Dual microphones
• Available colours: beige, grey, brown, stone
Fitting System
• SOLUS tting software version 2.6 or higher
• Prog adaptor for standard CS44 programming cable
• Speedlink, HI-Pro or NOAHlink programming interface
Product Featuring
• Rapid6 Curvilinear Compressor
• 6 gain handles
• Improved Adaptive Active Feedback Cancellation (AFC)
• Fixed directionality (for devices with dual microphones)
• Multichannel Maximum Power Output (MPO)
• Speech Pattern Detection (SPD) noise reduction
• Silencer (Expansion)
• Automatic Compression Adaptation
• Up to 3 environmental programs
• Push button
• Analog volume control
• Telecoil
• Direct Audio Input (DAI)
• Satisfaction Journal
• Satisfy
• Delayed activation
• Client notication beeps
• On/Off through battery door
CHG75/85 (single mic) CHG75D/85D (dual mic) CHG75D (dual mic)
OPEN
CHG75 (single mic)
OPEN
Note: OPEN Conguration for CHG 75/75D only
Doc 0184310 rev. C
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Exploded View - Dual mic version shown
Mic suspensions
Microphones
VC
CS44
prog. socket
PB
PCB
Batt.
springs +/-
Receiver module
Electronic housing
CS44 cover
PB cover
Angle chassis
Socket Base
Batt door
Batt door
lock
Ear hook
Doc 0184310 rev. C
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Part List
Description Part No
ADAPTOR (for the ear hook) 15894000
ANGLE CHASSIS 15893800
AUDIO INPUT PCB 15895100
BATT DOOR LOCK 15893900
BATTERY SPRING +/- 15894300
CS44 PROG. SOCKET 3122 150 57033
TELECOIL 15284900
EAR HOOK / TONE TUBE 15894100
BABY EAR HOOK / TONE TUBE 16012900
FRONT MIC SUSPENSION 15894600
BACK MIC SUSPENSION 15894700
FRONT MIC COMPLETE 15937200
BACK MIC COMPLETE 15937500
MIC EM4446 CX 612-007-015-01
CONFORMAL COATING, SL 1367 *
WIRE YEL INSUL 11MM 7STRANDS 620-011-003-02
Description Part No
WIRE GRN INSUL 11MM 7STRANDS 620-011-003-03
WIRE RED INSUL 11MM 7STRANDS 620-011-003-01
MEASUREMENT TOOL 15200800
PB 95 15327000
TUBE ADAPT (OPEN) - for 75/75D only 16051100
COLOUR MARKER, RED 16011100
COLOUR MARKER, BLUE 16011101
TEST FIXTURE 16611100
TEST FRAME 16902800
CS44 PROG. CABLE (L), blue 9022 907 69029
CS44 PROG. CABLE (R), red 9022 907 69019
AUDIO SHOE 16071200
VC 50K LINEAR ±10% PJ77, BEIGE 15751100
VC 50K LINEAR ±10% PJ77, BROWN ** 15751101
AMP COMPL,BEIGE 16319100
AMP COMPL,BROWN ** 16319101
** used for GREY & BROWN HI
* Conformal coating SL1367 peters coat to be purchased locally.
**Check e.g. the vendor website http://www.peters.de Audio shoe 16071200
(ts 3 pin euro plug)
Tube adaptor
(open) Measurement tool 15200800
for both left and right side
Amp compl
Doc 0184310 rev. C
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Part List - Thin Tubes & Domes (for 75/75D only)
THIN TUBE BLISTER PACKS
(5 tubes & 3 cleaning wires) Part No
THIN TUBE 2,0A,R,BLSTR 18628600
THIN TUBE 2,0B,R,BLSTR 18628700
THIN TUBE 2,1A,R,BLSTR 18628800
THIN TUBE 2,1B,R,BLSTR 18628900
THIN TUBE 2,2A,R,BLSTR 18629000
THIN TUBE 2,2B,R,BLSTR 18629100
THIN TUBE 2,3A,R,BLSTR 18629200
THIN TUBE 2,3B,R,BLSTR 18629300
THIN TUBE 2,-1B,R,BLSTR 18629400
THIN TUBE 2,0A,L,BLSTR 18629500
THIN TUBE 2,0B,L,BLSTR 18629600
THIN TUBE 2,1A,L,BLSTR 18629700
THIN TUBE 2,1B,L,BLSTR 18629800
THIN TUBE 2,2A,L,BLSTR 18629900
THIN TUBE 2,2B,L,BLSTR 18630000
THIN TUBE 2,3A,L,BLSTR 18630100
THIN TUBE 2,3B,L,BLSTR 18630200
THIN TUBE 2,-1B,L,BLSTR 18630300
THIN TUBE DOMES
Description Bag
(10 pcs)
DOME,THNTUB/REC,SZ5,SM 18500800
DOME,THNTUB/REC,SZ7,MDM 18500900
DOME,THNTUB/REC,SZ10,LGE 18501000
DOME,THNTB/REC,TULIP,STD 18501100
DOME,THNTUB/REC,PWR,SM 18265100
DOME,THNTUB/REC,PWR,MDM 18265200
DOME,THNTUB/REC,PWR,LGE 18265300
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Part List - HSG Parts
HI COLOUR HSG Electronic
CHG75D & 85D
HSG Electronic
CHG75 & 85 PB Cover Battery Door CS44 Socket
Cover
VC Cover
optional
BEIGE 15897800 15893000 15893300 20882800 15897900 16013000
BROWN 15897801 15893001 15893301 20882801 15897901 16013001
GREY 15897802 15893002 15893302 20882802 15897902 16013002
HI COLOUR REC MODULE
CHG75
REC MODULE
CHG75D
REC MODULE
CHG85
REC MODULE
CHG85D
BEIGE 17041200 17041300 17041400 17041500
BROWN 17041201 17041301 17041401 17041501
GREY 17041202 17041302 17041402 17041502
VC cover optional
(child protection cover)
Rec module consist of:
Receiver Housing
Receiver Shield
Receiver Compl mounted
Doc 0184310 rev. C
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HI Disassembly
Pull out the ear hook from HSG Open batt door about halfway.
Hold and grip the door tight on
both sides and lift it off from HI
Release HSG by pushing the
small plastic part as shown
Squeeze
to grip
Lift off
batt door
Slowly separate the housing
When separating HSG the batt door
lock may come off. Be careful not to
loose this plastic part
De-solder the rec rec wires. Carefully separate the housing parts
Doc 0184310 rev. C
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Replacing Microphones & Receiver
All wire lengths on
both mics are 11 mm
Note:
Apply coating on solder pads after soldering
Front mic compl
Rear mic compl
Front mic
Back mic
Remove mics and amp from the electronic housing part
De-solder the rec connections and replace
with a new rec module
Rec
pads
Doc 0184310 rev. C
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Connection Points Telecoil, Batt Springs, VC & AI Module
Note:
Apply coating material on solder pads after soldering
Remove defective telecoil and place
the new coil onto white frame. Use
rubber glue to keep in place
Telecoil
solder pads
Batt springs (+) & (-) are similar Unscrew VC nut. Remove solder
from VC terminals to replace VC
Telecoil Batt Springs Volume Control
To remove AI module desolder the 4 terminals
AI Module
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