Interton IBW1-V User manual

Interton BodyWorn
Technical Manual
Global Technical Operations
http://gto.gnresound.com
Lautrupbjerg 7 • DK-2750 Ballerup • Denmark
E-Mail: [email protected]

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Subject Page
Description ..................................................................................................... 3
Part lists ...................................................................................................... 4-8
Exploded view........................................................................................... 9-11
Unlock housing........................................................................................ 12-13
Amplier layout............................................................................................. 14
Removing PCB assembly ........................................................................... 15
Replacement of microphone ........................................................................ 16
Replacement of telecoil ............................................................................... 17
Test.......................................................................................................... 18-20
Table of Contents

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Interton BW 1 offers these Key Features:
Single channel analogue sound quality•
Linear amplication•
Analogue Volume Wheel with numbers 1-10•
N-L switch to regulate lower frequencies•
Light Grey colour•
Interton BW1 PLUS offers these Key Features:
Single channel analogue sound quality•
Linear amplication•
Analogue Volume Wheel with numbers 1-10•
Trimmers•
- Low-frequency control
- Gain control
Telecoil•
M-T switch to choose Microphone or telecoil programme•
White colour•
Interton BW 2 offers these Key Features:
Linear amplication•
Analogue Volume Wheel with numbers 1-10•
Trimmers•
- Maximum Power Output control
- Low Frequency control
Push Button•
Telecoil•
White or Black colour•
Description
MODEL DATA SHEET
INT BW 1 IBW1-V 17530300
INT BW 1 PLUS IBW1P-V 17530400
INT BW 2 IBW2-V 17141100
INT BW 3 POWER IBW3-PVI 17165100
Interton BW 3 POWER offers these Key Features:
Wide Dynamic Range Compression ( WDRC)•
Noise Reduction•
Analogue Volume Wheel with numbers 1-10•
Trimmers•
- Maximum Power Output control
- Low Frequency control
- High Frequency control
- Binaural Balance control
Push Button•
Telecoil•
Direct Audio Input (DAI)•
White or Black colour•

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Part List - IBW1 & IBW1 PLUS
Description Part No
MIC, 3 TERMINALS 17039900
MIC MOUNTING PLATE (metal) 0326-029
GRILL MICROPHONE 0324-049
SUSPENSION MIC, BANGKOK 16984000
WIRE,ESW,RED 7X50µ, 18MM (IBW1) 15130018
WIRE,ESW,AMBER 7X50µ, 18MM (IBW1) 15130118
WIRE,ESW,GREEN 7X50µ, 18MM (IBW1) 15130218
WIRE,ESW,RED,7X50U,14MM (IBW1 Plus) 15130014
WIRE,ESW,AMBER,7X50U,14MM (IBW1 Plus) 15130114
WIRE,ESW,GREEN,7X50U,14MM (IBW1 Plus) 15130214
PCB ASM,NANO COAT, IBW1 17739800
PCB ASM,NANO COAT, BW1 Plus 17739700
TELECOIL (IBW1 Plus only) 2238-859
SCREW, SELF-CUTTING 1X5MM 0009-049
BATTERY REMOVER 0408-259
HINGE 16983000
BELT CLIP, BANGKOK 16983100
RUBBER GLUE C-296336310 1901-061
CONFORMAL COATING SL 1367 **
EARPHONE COVER, DIA16 17179600
Description Part No
EARPHONE DIA16, WHITE, PACKED 17254700
EARPHONE DIA16, BLACK, PACKED 17296400
JOINT 9140-349
BW EARTIP LD-01MINI 8080-609
BW EARTIP LD-01M 9140-319
BW EARTIP LD-01S 9140-329
MON CABLE,BANGKOK L500 WHITE 17023900
MON CABLE,BANGKOK L900 WHITE 17023901
MON CABLE,BANGKOK L900 BLACK 17023911
BAND 400MM LONG, 8MM WIDE 17106900
KH30-12/SW/SNAPON (BLACK) LP 17159500
KH30-12/WS/SNAPON (WHITE) LP 17159501
KH21-12/BEIGE HP 17349200
KH21-12/WHITE HP 17349201
SOFT HEADBAND “WHITE” HEADSIZE 43-45cm (LP) 17177900
SOFT HEADBAND “TUNDRA” HEADSIZE 49-51cm (LP) 17178001
SOFT HEADBAND “BLACK” HEADSIZE 53-55cm (LP) 17178102
METAL HEADBAND BONECONDUCTOR (HP & LP) 9150-211
TEST FIXTURE 17188100
BATTERY PILL, BANGKOK 17159600
** Conformal coating SL1367 peters coat to be purchased locally. Check e.g. the vendor website http://www.peters.de
Important note:
Please also see Part List page for IBW3 for more details regarding bone conductors/head bands/accessories

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Part List - IBW2
Description Part No
MIC, 3 TERMINALS 17039900
MIC MOUNTING PLATE (metal) 0326-029
GRILL MICROPHONE 0324-049
SUSPENSION MIC, BANGKOK 16984000
WIRE,ESW,RED 7X50µ, 14MM 15130014
WIRE,ESW,AMBER 7X50µ, 14MM 15130114
WIRE,ESW,GREEN 7X50µ, 14MM 15130214
PCB ASM W HYBRID, BANGKOK 2,NANO COAT 17196600
TELECOIL 16453100
SCREW, SELF-CUTTING 1X5MM 0009-049
BATTERY REMOVER 0408-259
HINGE 16983000
BELT CLIP, BANGKOK 16983100
RUBBER GLUE C-296336310 1901-061
CONFORMAL COATING SL1367 **
JOINT 9140-349
EARPHONE COVER, DIA16 17179600
EARPHONE DIA16,WHITE,PACKED 17254700
EARPHONE DIA16,BLACK,PACKED 17296400
BW EARTIP LD-01MINI 8080-609
Description Part No
BW EARTIP LD-01M 9140-319
BW EARTIP LD-01S 9140-329
MON CABLE,BANGKOK L500 WHITE 17023900
MON CABLE,BANGKOK L900 WHITE 17023901
MON CABLE,BANGKOK L900 BLACK 17023911
BAND 400MM LONG, 8MM WIDE 17106900
PROGRAM CABLE, BANGKOK 17041700
KH30-12/SW/SNAPON (BLACK) LP 17159500
KH30-12/WS/SNAPON (WHITE) LP 17159501
KH21-12/BEIGE HP 17349200
KH21-12/WHITE HP 17349201
SOFT HEADBAND “WHITE” HEADSIZE 43-45cm LP 17177900
SOFT HEADBAND “TUNDRA” HEADSIZE 49-51cm LP 17178001
SOFT HEADBAND “BLACK” HEADSIZE 53-55cm LP 17178102
METAL HEADBAND (LP & HP) 9150-211
HI-PRO CABLE/RIGHT/CS44 9022 907 69019
HI-PRO CABLE/LEFT/CS44 9022 907 69029
TEST FIXTURE 17188100
BATTERY PILL, BANGKOK 17159600
** Conformal coating SL1367 peters coat to be purchased locally. Check e.g. the vendor website http://www.peters.de
Please also see Part List for IBW3-PVI for more details regarding bone conductors/headband/accessories

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Part List - IBW3
Description Part No
MIC, 3 TERMINALS 17039900
MIC MOUNTING PLATE (metal) 0326-029
GRILL MICROPHONE 0324-049
SUSPENSION MIC, BANGKOK 16984000
WIRE,ESW,RED 7X50µ, 14MM 15130014
WIRE,ESW,AMBER 7X50µ, 14MM 15130114
WIRE,ESW,GREEN 7X50µ, 14MM 15130214
TELECOIL 16453100
PCB ASM W HYBRID, BANGKOK 3,NANO COAT 17196700
LED LIGHT GUIDE, BANGKOK 16988700
SCREW, SELF-CUTTING 1X5MM 0009-049
BATTERY REMOVER 0408-259
HINGE 16983000
BELT CLIP, BANGKOK 16983100
CONFORMAL COATING SL 1367 **
Description Part No
RUBBER GLUE C-296336310 1901-061
EARPHONE COVER, DIA20 17179500
EARPHONE DIA20, WHITE, PACKED 17254600
EARPHONE DIA20, BLACK, PACKED 17296200
BW EARTIP LD-01MINI 8080-609
BW EARTIP LD-01M 9140-319
BW EARTIP LD-01S 9140-329
JOINT 9140-349
BAND 400MM LONG, 8MM WIDE 17106900
MON CABLE,BANGKOK, L500 WHITE 17023900
MON CABLE,BANGKOK, L900 WHITE 17023901
MON CABLE,BANGKOK, L900 BLACK 17023911
BIN CABLE, BANGKOK, L500 WHITE 17024200
BIN CABLE, BANGKOK, L900 WHITE 17024201
BIN CABLE, BANGKOK, L900 BLACK 17024211
** Conformal coating SL1367 peters coat to be purchased locally. Check e.g. the vendor website http://www.peters.de
BAND 400mm
p/n 17106900

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Part List - IBW3
KH30 Snapon bone conductor LP
(ban be used with both soft
& metal headband)
AUDIO IN CABLE
Soft headband
(to be used with LP bone conductor only)
Snapon
button
Cap for
snapon button
LP Bone conductors
inserted soft headband
KH21 bone conductor HP
(no snapon button - can therefore
only be used with metal headband)
Metal headband shown with
KH21 bone conductor HP
(can also be used with LP)
Description Part No
AUDIO IN CABLE, BANGKOK, L500 WHITE 17041600
AUDIO IN CABLE, BANGKOK, L900 WHITE 17041601
COLOR MARK STICKER, RED 17164200
COLOR MARK STICKER, BLUE 17164201
KH30-12/SW/SNAPON (BLACK) LP 17159500
KH30-12/WS/SNAPON (WHITE) LP 17159501
KH21-12/BEIGE HP 17349200
KH21-12/WHITE HP 17349201
Description Part No
SOFT HEADBAND “WHITE” HEADSIZE 43-45cm (LP) 17177900
SOFT HEADBAND “TUNDRA” HEADSIZE 49-51cm (LP) 17178001
SOFT HEADBAND “BLACK” HEADSIZE 53-55cm (LP) 17178102
METAL HEADBAND BONECONDUCTOR (HP & LP) 9150-211
PROGRAM CABLE, BANGKOK 17041700
HI-PRO CABLE/RIGHT/CS44 9022 907 69019
HI-PRO CABLE/LEFT/CS44 9022 907 69029
TEST FIXTURE 17188100
BATTERY PILL, BANGKOK 17159600

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Part List - HSG Parts
HSG FRONT
(shown from both sides) FRAME, PTD SWITCH COVER PB COVER
LHT GREY WHITE BLACK LHT GREY LHT GREY LHT GREY
IBW1-V 16982900 N/A N/A 17533500 16984100** N/A
IBW1P-V N/A 16982902 N/A 17533200 16984100 17309900 N/A
IBW2-V N/A 16982902 16982903 17533300 16984100 16983800
IBW3-PVI N/A 16982902 16982903 17099800* 17533400 16984100 16983800
HSG BACK, PTD
(part shown from both sides)
LHT GREY WHITE BLACK
IBW1-V 17541900 N/A N/A
IBW1P-V N/A 17542402 N/A
IBW2-V N/A 17532902 17532903
IBW3-PVI N/A 17137102* 17533002 17137103* 17533003
17309900
**2 pcs each IBW1. IBW1
Plus has 2 diff covers
16984100
*To be used
*with old springs
PCB with old springs
To be used with old
frame and back HSG
PCB with new springs
To be used with new
frame and back HSG
Note: All back HSG and frames listed are for PCB with new
springs - except the p/n’s marked with *
Old frame New frame
*To be used
*with old springs
*To be used
*with old springs

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Exploded View - IBW1
Earphone
Earphone
Cover
Joint
Eartip
Earphone
cable (MON)
Front HSG
Back HSG
Hinge
Hinge
Screw
Screw
Screw
Switch
Cover
Switch
Cover
Frame
Grill mic
Mount plate
Mic susp
Mic
Batt
remover
Belt clip
PCBA

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Exploded View - IBW2 / IBW1 PLUS
Earphone
Earphone
Cover
Joint
Eartip Earphone
cable (MON)
Front HSG
Back HSG
Hinge
Hinge
Screw
Screw
Screw
Switch
Cover
PB Cover
Frame
Grill mic
Mount plate
Mic susp
Mic
Batt
remover
Belt clip
PCBA Telecoil
Hybrid

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Exploded View - IBW3
Earphone
Earphone
Cover
Joint
Eartip Earphone
cable (BIN)
Front HSG
Back HSG
Hinge
Hinge
Screw
Screw
Screw
Switch
Cover
PB Cover
Frame
Grill mic
Mount plate
Mic susp
Mic
Batt
remover
Belt clip
PCBA Telecoil
Hybrid
Earphone
Eartip
Joint
Earphone
Cover
Colour markers
(red,blue)
LED Light
Guide
LED Light Guide
(mounted into frame)

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Unlock Housing (Back Housing)
At the bottom of the front HSG on left hand side, pry open the front HSG Use a screwdriver to unscrew the screw
Flip HI over and slowly peel off the back HSG. Pull up the bottom side of the
back HSG rst and slowly pull it sliding away from the top of the HI
Back
HSG
Bottom side
of BW
Top side of
BW

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Unlock Housing (Front Housing)
Flip the device assembly over and pry open the Front Housing from the PCB frame assembly. Squeeze the two prongs on
the hinge and slide the Front Housing away from the hinge pin. Repeat the same process on the other hinge.
Flip the PCB frame assembly to show the back side of the PCB (where the Back Housing side). Locate the hinges on the side
of the PCB frame assembly (see picture above) and squeeze the two prongs on the hinge to release the hinge from the PCB
frame assembly.

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Amplier Layout
Old layout with fuse (red circle) New layout with mosfet (red circle)
IBW2 & IBW3 IBW2 & IBW3
(IBW3 w/mosfet will not be available until approx Mar 2011)
The connection points for mic & TC
have the same location on all layouts
New layout with new contact springs +/-
IBW1 IBW2 & IBW3
(IBW3 with new springs will not be available until approx Mar 2011)
PCB w/new springs requires new
frame & back HSG. PCB w/old springs
requires old frame & back HSG.
Please see “Part List - HSG Parts”

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Removing PCB Assembly
Using a screwdriver, slowly lift off the switch cover to detach from PCB frame assem-
bly. Remove cover
Locate the two screws on the PCB and
unscrew both screws to release the PCB
assembly from the PCB frame assembly
2 screws
Using a screwdriver, remove
the mic assembly from PCB
frame assembly
VC
Slowly, lift the PCB from the frame
by starting on the bottom side of
the PCB
After lifting the bottom part of the
PCB, slowly pull it away from the
frame until the VC clears off from
the plastic frame

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Microphone Replacement
Remove mic from frame
Remove mic from mic suspen-
sion and unsolder mic connec-
tions on mic
Get a new mic and solder
wires. Apply coat (SL 1367).
Cure for approx 5 mins. Insert
mic into suspension
Place mic in the PCB frame
Mic assembly
To replace mic only
Insert the rubber front part of suspension through the center of the
metal plate
Add Loctite glue on two points of
the grill and mount it onto sus-
pension. Make sure that corners
t (rounded/sharp). Insert mic

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Replacement of Telecoil
Unsolder the two telecoil wires
and remove the glue xing the
coil. Pull it gently out
Place the new TC and solder on PCB.
Apply silicone RTV3140 around the
TC and let it cure for 3 Min
Telecoil
p/n 16453100
Apply Peters coat (SL1367) cover-
ing the entire TC and the soldered
joints on PCB and let it dry for 5
mins
RTV3140
IBW1 Plus TC:
Mount TC from one side of the
amp. Turn amp around and
solder/connect from the other
side
Note:
Only IBW1 Plus,
IBW2 & 3 have TC

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Test Equipment
CS44 programming cable Earphone Monaural cable for IBW1
p/n 17023901
Prog. cable for IBW2 & 3
p/n 17041700
Simulated Battery
p/n 17159600
Fixture
p/n 17188100
2cc coupler insert

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Test
Attach the CS44 prog.cable to
the USB terminal of the ear-
phone prog cable
Insert the USB terminal of the
earphone prog cable to the USB
port of the HI and turn on the HI
Insert the simulated battery into
the HI and place the HI in the test
chamber
Slide the coupler with the adap-
tor in the xture and tighten the
bolt screw to keep it in place
(turn clockwise)
Bolt
screw
Prepare the other end of the programming cable plugs. There are two plugs, one with a “PG” mark
and the other with no mark. Connect the “ no mark” plug to the earphone when starting test
Note:
The prog cable and USB earphone prog cable are needed for testing IBW2 & 3 only. For test of IBW1, an earphone cable is
needed instead

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Test
Swing the clamp of xture up and attach the earphone to the coupler. Swing the
clamp down and tighten the bolt to minimized leakage from earphone
Place the coupler and test xture out-
side the test chamber as shown
Earphone
Bolt
screw
The test SW will prompt you to change earphone to “PG” and later back to “No PG”. Unplug
the current plug on the earphone and connect required plug to earphone on xture and click
OK. There is no need to open the sound chamber to make the exchange of the cable plugs