Technical Manual ReSound TrimFlex ITC GN ReSound as Global Technical Operations gto.gnresound.com Lautrupbjerg 7 DK-2750 Ballerup Denmark E-Mail: Service@gnresound.dk
Table of Contents Description...3 Part List...4 Faceplates blank...5 Faceplates assembly...6 Microphone & receiver assembly...7 PB Installation...8 Trimmer Installation...9 VC Replacement...10 Wiring diagram...11-14 Hybrid...15 Options... 16-17 Final device...18 Final Testing & Programming Cable...19 Page 2 of 19
Description The new TrimFlex ITC combines advanced technological features with some of the best gain and output offered. It is 100% digital circuit but can be adjusted in an easy, fast and flexible way by controlling the trimmers no computer or software needed! The TrimFlex ITC comes with a whole range of strong upgraded technological features, extra trimmers and programs to suite the end user s needs. - Adaptive Feedback Manager to reduce feedback without reducing gain - Adaptive Noise Reduction system to control noisy environments - 4 channels with Wide Dynamic Range Compression - Wide band AGCO maximizing comfort in loud noise - Push button with choice of 2 comfort programs - Available in Single Mic only - Can add up to 2 choice trimmers and a Telecoil Page 3 of 19
Part List Item Part No 312 Battery Boot Clear BB312CL-NH VC Right Gray Dot VC35M100KR1 VC Left Gray Dot VC35M100KL6 Hybrid CT5790 EM4446 Mic Sub-Assembly MCEM4446R-2 FEH27318-IO6 Rec Sub-Assembly REFH7318R-2 Push Button Switch PBSWP Tubing, Plastic,.02 IDx.o25 OD 26100668388 Sleeve Wire 11834-001 WIRE,ESW,RED,7X50U,15MM 15130015 WIRE,ESW,AMBER,7X50U,15MM 15130115 WIRE,ESW,GREEN,7X50U,15MM 15130215 WIRE,SPOOL 15MM BLU SPOOL-BLU-15MM WIRE,SPOOL 15MM GLD SPOOL-GLD-15MM SOLID WIRE,GREEN, 10MM SPOOL-GRN-10MM WIRE,SPOOL 15MM GRN SPOOL-GRN-15MM WIRE,SPOOL 20MM GRN SPOOL-GRN-20MM SOLIDWIRE,RED, 10MM SPOOL-RED-10MM WIRE,SPOOL 15MM RED SPOOL-RED-15MM vc knob VCK35MP 312 Battery Door (Left) BD312PL-3PIN 312 Battery Door (Right) BD312PR-3PIN CONFORMAL COATING,SL1367 * Option Low-Cut trimmer Hi-Cut trimmer MPO trimmer TK trimmer Tele-Coil * For conformal coating SL1367, check e.g. vendor website: www.peters.de to purchase locally Part No CP200KG CP200KY CP200KBLA CP200KBL TEL-Y10 Please find p/n s and pics showing test equipment on the last page Page 4 of 19
Faceplates Blank LEFT SIDE 312 SINGLE MIC W/ VC RIGHT SIDE 312 SINGLE MIC W/ VC Blank FP, ITC Left Part No Right Part No FP, 312, D,VCH,3PIN FP312PL-3PIN FP312PR-3PIN Page 5 of 19
Faceplate Assembly - Single Mic LEFT SIDE NO TRIMMER RIGHT SIDE NO TRIMMER LOW-CUT & MPO, LEFT LOW-CUT & MPO, RIGHT LOW-CUT & MPO, LEFT, HP LOW-CUT & MPO, RIGHT, HP Page 6 of 19
Microphone & Receiver Assembly Standard mic assembly Standard rec assembly 9768 + Mic comes with wires attached Receiver comes with wires attached Add sleeve onto the 3 wires p/n 11834001 Wires soldered on rec NOTE : Coating material must be added after soldering Page 7 of 19
PB Installation Mark and drill a pilot hole using a smaller drill bit on a manual grinder Remove excess debris Use a drill bit and carefully drill onto the pilot hole. Drill all the way through Remove excess debris Insert PB on faceplate hole and glue round the push-button using Loctite 416 or similar Let it air dry for 5 mins Page 8 of 19
Trimmer Installation Mark target hole Drill target hole Remove debris and insert trimmer NOTE : Do the same process for additional trimmers. Let the glue cure first then operate the trimmer to ensure that it is not frozen Use e.g this kind of drill bit for trimmer hole - Ø 1.9 mm. Other drill shapes with correct diameter can be used too Make trimmer flush even on the external side of faceplate Use Loctite 416 or similar and glue around the trimmer (internal side). Let it cure Page 9 of 19
VC Replacement VC Knob colour Beige Part No VCK35MP VC Left Right Part No VCK35M100KL6 VCK35M100KR1 Apply loctite 416 glue or similar around the base of the Volume Control once inserted at the faceplate Let air dry for 5 minutes. Then solder wire connection on the pads NOTE : Coating material must be added after soldering Page 10 of 19
Wiring Diagram - Single Mic Left Page 11 of 19
Wiring Diagram - Single Mic Left with Two Trimmers Trimmer 1 Trimmer 2 17 4 7 17 5 7 Page 12 of 19
Wiring Diagram - Single Mic Right Page 13 of 19
Wiring Diagram - Single Mic Right with Two Trimmers Trimmer 1 Trimmer 2 17 4 7 17 5 7 Page 14 of 19
Hybrid Battery contact (+) Prog contact Trimmer1 Trimmer2 VC and Trimmers Mic(-) Mic(+) Mic(0) Rec(+) Rec(-) PB PB VC Page 15 of 19
Options - Trimmers FOR ITC ONLY TWO TRIMMER OPTION LOW-CUT HI-CUT MPO TK Hierarchy / Priority 1. Low-Cut 2. Hi-Cut 3. MPO 4. TK TRIMMER 1 TRIMMER 2 Note: If a trimmer is opted to be added / removed, the device must be reconfigured using the TrimFlex Plus Configuration Software that can be downloaded from the GTO website.you can also re-configure power level change, telecoil and pushbutton configurations Page 16 of 19
Options PB SWITCH TELECOIL ON MEMORY Page 17 of 19
Final Device Size 13 and 312 Size 10 Page 18 of 19
Final Test & Programming Cable Both prog cable sets shown can be used Flex strip Flex strip Flex adapt CS63 prog cable CS44 prog cable Battery pill 312 must be used during test p/n 17449300 2cc coupler p/n 30-4838800 to be ordered with GTO Dept/HQ Ballerup DK Connect the flex to the prog cable by using the flex end marked with an arrow Prog cable CS63 p/n 50931702 Flex strip 10 pcs. p/n 50931703 Prog cable CS44 to be used with flex adapt: P/n 9022 907 69029, Blue (L) P/n 9022 907 69019, Red (R) P/n 9022 907 69579, Flex adapt for CS44 prog cable (incl a flex strip) Either of the shown 2cc coupler inserts must be used for HI test. Both inserts can be ordered with GTO in HQ. More info to be found on GTO website under DSA6000 Documentation The device is to be configured with TrimFlex Plus Configuration Software for power level change option, trimmer options, telecoil and pushbutton configurations. The Configuration Software can be downloaded from the GTO website http://gto.gnresound.com Page 19 of 19