© Vibro-Meter Confidential and subject to Export Control as per Front PageGEnx EMU DDR 18 November 2008Section 2.2 Flexes Slide 1 EXPORT CONTROL THE INFORMATION.

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Presentation transcript:

© Vibro-Meter Confidential and subject to Export Control as per Front PageGEnx EMU DDR 18 November 2008Section 2.2 Flexes Slide 1 EXPORT CONTROL THE INFORMATION AND TECHNICAL DATA CONTAINED IN THIS DOCUMENT ARE CLASSIFIED UNDER CATEGORY 4E001.A ACCORDING TO THE SWISS EXPORT CONTROL REGULATIONS. EACH RECIPIENT IS RESPONSIBLE TO ENSURE THAT USAGE AND/OR TRANSFER OR DELIVERY OF THIS INFORMATION COMPLIES WITH ALL RELEVANT EXPORT CONTROL REGULATIONS. PROPRIETARY INFORMATION THE INFORMATION CONTAINED IN THIS DOCUMENT IS THE PROPERTY OF THE VIBRO-METER GROUP OF COMPANIES AND SHALL BE USED ONLY BY THE RECIPIENTS FOR THE PURPOSE FOR WHICH IT HAS BEEN SUPPLIED AND SHALL NOT BE DISCLOSED TO ANY THIRD PARTY WITHOUT THE WRITTEN CONSENT OF VIBRO-METER

© Vibro-Meter Confidential and subject to Export Control as per Front PageGEnx EMU DDR 18 November 2008Section 2.2 Flexes Slide 2 GEnx 1B Engine Monitoring Unit P0x Delta DDR – Section 2.2 Flexes 18 th November 2008

© Vibro-Meter Confidential and subject to Export Control as per Front PageGEnx EMU DDR 18 November 2008Section 2.2 Flexes Slide 3 GENx EMU Drawing Tree - Flexis EMU SS-HHh BOX/COVER(TOP) XXX XXX FRONT PLATE XXX FRONT BACKPLANE XXX REAR COVER XXX REAR BACKPLANE XXX PSM Power Supply Module XXX DC/ XXX AC/DC XXX VSM Vibration Signal Processing Module XXX Programmable component XXX BOOT XXX CPM Communication and Processing Module XXX CPU1 Programmable Component XXX CPU2 Programmable Component XXX CPU3 Programmable Component XXX CPU1BOOT XXX CPU2BOOT XXX CPU3BOOT XXX FLEX for PSM/Rear Backplane XXX FLEX for PSM/VSM/CPM XXX FLEX for VSM/Front Backplane XXX FLEX for VSM/Rear Backplane XXX FLEX for CPM/Front Backplane XXX FLEX for CPM/Rear Backplane XXX FLEX for CPM/VSM XXX

© Vibro-Meter Confidential and subject to Export Control as per Front PageGEnx EMU DDR 18 November 2008Section 2.2 Flexes Slide 4 Action Items from last mini-review

© Vibro-Meter Confidential and subject to Export Control as per Front PageGEnx EMU DDR 18 November 2008Section 2.2 Flexes Slide 5 Changes since PDR mini-review Resolved Minimum Bend Radius Issues RTV on Hard surfaces Flex re-routing to eliminate tight bend radii Addition of Velcro 3HA5 material to restrain movement of flexes  FASTECH Velcro 3HA5 SUPER GRIP HOOK (2040)  In F.R.T. (Fire Retardant) quality EMU Assembly procedure changed to eliminate « blind assembly » Assembly Jig designed for ease / repeatability of EMU assembly and Flexes

© Vibro-Meter Confidential and subject to Export Control as per Front PageGEnx EMU DDR 18 November 2008Section 2.2 Flexes Slide 6 Characteristics of EMU Flex / Stack Up Flex Part Thickness (μm) COVERLAY25 INT135 KAPTON25 INT235 COVERLAY25 KAPTON25 INT335 COVERLAY25 t =230 R = 18 x 230 = 4140 μm # 4.2 mm R optimum = 20 x 230 μm # 5 mm R defined = 26 x 230 μm # 6 mm

© Vibro-Meter Confidential and subject to Export Control as per Front PageGEnx EMU DDR 18 November 2008Section 2.2 Flexes Slide 7 Flex Position Control Features Selective use of Velcro to control position of certain flexes within the unit (4 out of the 7 Flexes)  FASTECH Velcro 3HA5 SUPER GRIP HOOK (2040) Temperaure compliant and resistant to humidity  3M 468MP Acrylic Adhesive Conforms to specification MIL-P , Type 1 Temperature compliant and resistant to humidity / Water Adhesion 7.6N/10mm, High Shear strength Flex Print with re-enforced zone

© Vibro-Meter Confidential and subject to Export Control as per Front PageGEnx EMU DDR 18 November 2008Section 2.2 Flexes Slide 8 Flex (1) VSM/Front Backplane P0X Revised RTV Flex is restrained Here

© Vibro-Meter Confidential and subject to Export Control as per Front PageGEnx EMU DDR 18 November 2008Section 2.2 Flexes Slide 9 Flex (2) – 280 PSM/VSM/CPM P0X

© Vibro-Meter Confidential and subject to Export Control as per Front PageGEnx EMU DDR 18 November 2008Section 2.2 Flexes Slide 10 Flex (3) – 450 CPM/Front Backplane P0X Flex is restrained Here

© Vibro-Meter Confidential and subject to Export Control as per Front PageGEnx EMU DDR 18 November 2008Section 2.2 Flexes Slide 11 Flex (4) – 470 CPM/VSM P0X

© Vibro-Meter Confidential and subject to Export Control as per Front PageGEnx EMU DDR 18 November 2008Section 2.2 Flexes Slide 12 Flex (5) – 460 CPM/Rear Backplane P0X

© Vibro-Meter Confidential and subject to Export Control as per Front PageGEnx EMU DDR 18 November 2008Section 2.2 Flexes Slide 13 Flex (6) – 360 VSM/Rear Backplane P0X Flex is restrained Here RTV Standoff

© Vibro-Meter Confidential and subject to Export Control as per Front PageGEnx EMU DDR 18 November 2008Section 2.2 Flexes Slide 14 Flex (7) – 270 PSM/Rear Backplane P0X Flex is restrained Here

© Vibro-Meter Confidential and subject to Export Control as per Front PageGEnx EMU DDR 18 November 2008Section 2.2 Flexes Slide 15 Flex Issues – P0X Overall Solution Flex chaffing on back of Backplane connector pins  Connector Pins covered with RTV fillet Chaffing on Backplane Components (Cans)  Additional space within unit, Flex re-routing and Flex fixation now alleviates all instances of chaffing Chaffing on VSM / CPM / PSU Board edges  Flex re-routing, Flex controlled fixation and RTV on remaining “exposed” edges alleviates all instances of chaffing Bend Radii Design  Guidelines established

© Vibro-Meter Confidential and subject to Export Control as per Front PageGEnx EMU DDR 18 November 2008Section 2.2 Flexes Slide 16 Flex Print Design and Manufacturing Drawings A Complete Set of Flex Print manufacturing drawings has been supplied for this DDR

© Vibro-Meter Confidential and subject to Export Control as per Front PageGEnx EMU DDR 18 November 2008Section 2.2 Flexes Slide 17 3-D View of Chassis / Flexes

© Vibro-Meter Confidential and subject to Export Control as per Front PageGEnx EMU DDR 18 November 2008Section 2.2 Flexes Slide 18 Manufacturing / Assembly Revised Procedure for EMU Assembly Design of Assembly Jig

© Vibro-Meter Confidential and subject to Export Control as per Front PageGEnx EMU DDR 18 November 2008Section 2.2 Flexes Slide 19 P0x Exploded Assembly Drawing

© Vibro-Meter Confidential and subject to Export Control as per Front PageGEnx EMU DDR 18 November 2008Section 2.2 Flexes Slide 20 Revised Procedure for EMU Assembly EMU and Flex Assembly Process totally reviewed Design of Jig to enable repeatable and non-Blind Assembly process Alignment and fixation of flex prints in an « open chassis »

© Vibro-Meter Confidential and subject to Export Control as per Front PageGEnx EMU DDR 18 November 2008Section 2.2 Flexes Slide 21 - PSU board, previously screwed to the cover is put on the jig, locked in place EMU127 & Flex Assembly operation

© Vibro-Meter Confidential and subject to Export Control as per Front PageGEnx EMU DDR 18 November 2008Section 2.2 Flexes Slide 22 - The 2 boards, VSM and CMP are slid into the jig, locked in placed with 2 soft screws for each board at the back of the jig EMU127 & Flex Assembly operation

© Vibro-Meter Confidential and subject to Export Control as per Front PageGEnx EMU DDR 18 November 2008Section 2.2 Flexes Slide 23 - Front flexes are screwed to the 3 boards (PSU, VSM, backplane) and visually checked for alignment. On existing EMU this is a blind process. EMU127 & Flex Assembly operation

© Vibro-Meter Confidential and subject to Export Control as per Front PageGEnx EMU DDR 18 November 2008Section 2.2 Flexes Slide 24 - Additional part of the jig is put to added the frontplate to restrain the backplate assembly (Flex strain relief and repeatability of assembly process) - Jig is turned 180° flexes are connected to the frontplate. EMU127 & Flex Assembly operation

© Vibro-Meter Confidential and subject to Export Control as per Front PageGEnx EMU DDR 18 November 2008Section 2.2 Flexes Slide 25 - Cover is slid on until approx 2/3 - The 2 side parts of the jig are unlocked and removed EMU127 & Flex Assembly operation

© Vibro-Meter Confidential and subject to Export Control as per Front PageGEnx EMU DDR 18 November 2008Section 2.2 Flexes Slide 26 - Cover is in place EMU127 & Flex Assembly operation

© Vibro-Meter Confidential and subject to Export Control as per Front PageGEnx EMU DDR 18 November 2008Section 2.2 Flexes Slide 27 - Boards are locked with calmarks EMU127 & Flex Assembly operation

© Vibro-Meter Confidential and subject to Export Control as per Front PageGEnx EMU DDR 18 November 2008Section 2.2 Flexes Slide 28 - Frontplate is secured EMU127 & Flex Assembly operation

© Vibro-Meter Confidential and subject to Export Control as per Front PageGEnx EMU DDR 18 November 2008Section 2.2 Flexes Slide 29 - The unit is turned, feet on the jig, backside in the front of the jig - Flexes are secured EMU127 & Flex Assembly operation

© Vibro-Meter Confidential and subject to Export Control as per Front PageGEnx EMU DDR 18 November 2008Section 2.2 Flexes Slide 30 - Additionnal part of the jig is added to maintain the frontplate in the right place - Jig is turned 180°, flexes are connected to the frontplate EMU127 & Flex Assembly operation

© Vibro-Meter Confidential and subject to Export Control as per Front PageGEnx EMU DDR 18 November 2008Section 2.2 Flexes Slide 31 - Backplane and cover are completely secured EMU127 & Flex Assembly operation

© Vibro-Meter Confidential and subject to Export Control as per Front PageGEnx EMU DDR 18 November 2008Section 2.2 Flexes Slide 32 Flex Verification Vibration and Temperature DAT testing  Was scheduled week of 17-Nov-2008 but delayed due to Flex print Supply problems (Fire at Supplier)  Re-scheduled for Early Jan 2009 Certification plan as per 25-Point Certification Matrix to be performed at Component Level for – 2B certification (Currently scheduled Feb to May 2009)