# Service Bulletin

523-0816034-001000
NAVIGATION TDR-94 ATC/MODE S TRANSPONDER (CPN 622-9352-008/108/308/408) TDR-94D ATC/M ODE S TRANSPONDER (CPN 622-9210-008/108/308/408) CPU I/O Programmed Circuit Card A5 (CPN 653-3674-015/016/017/018/021/022) SERVICE BULLETIN 505
IMPROVE THE GROUND TO AIR TRANSITION PERFORMANCE (CONVERTS -008/308 STATUS TO -309 STATUS) (CONVERTS -10 8/408 STATUS TO -409 STATUS)

TRANSMITTAL INFORMATION SUMMARY S u m m a ry This is the original issue of SB 505 for the TDR-94( ) ATC/Mode S Transponder. Se rv i ce B u l l et i n Rev i s i o n H i sto ry
REVISION DATE OF RELEASE Initial Release September 2, 2008 N OT E : This service bulletin may be installed onl y by Rockwell Collins, Inc. or an authorized Rockwell Collins, Inc. Service Center. N OT E : Implied by reference from this service bulleti n, previously issued service bulletins that are applicable to the old unit (to be converted) are also applicable to the unit created by this servi ce bulletin. Mark out all SBs that are incorporated. The new unit part number is identi fi cation of the installation of this service bulletin. Do not mark out Service Bulletin 505.

Exp ort Control Classi fi cation Notice (ECCN) for this document is 6E991. © Copyright, 2008 Rockwell Collins, Inc., All rights reserved Sep 2/08 TDR-94( )-34-505 Page 1 of 14

# Service Bulletin

Software License and General Conditions of Sale For each software license procured, the Software License for Equipment Speci fi c Software, reproduced below, shall apply. Software License for Equipment Speci fi c Software Software delivered hereunder, either embedded in equipment described herein or speci fi cally designed for use in or with such equipment, is copyrighted by the seller and shall remain the sole and exclusive property of seller. Seller grants the buyer a perpetual, worldwide, non-exclusive license to use the software only in or with the equipment. The buyer shall not copy, modify, or disassemble the software, or permit others to do so. Buyer shall not transfer the license granted hereby or possession of the software except as part of or with the equipment, such transfer being subject to the restri ctions contained herein. Seller may terminate this license upon written notice for violation of any of the terms of the foregoing license. Should the customer have any questions concerning the scope of permi tted use, please contact your Rockwell Customer Service Engineer. Rockwell Collins' General Conditions of Sale 074-8431- 866 (Rev 06/03) are incorporated herein by reference.

Sep 2/08 TDR-94( )-34-505 Page 2

# Service Bulletin

1. P l a n n i n g I n fo r m at i o n A. Effectivity The modi fi catio n procedure described in this service bulletin changes the part number of the equipment type as listed below. COLLINS PART NUMBER UNIT BEFORE CONVERSION AFTER CONVERSION 622-9352-008 622-9352-309 622-9352-108 622-9352-409 622-9352-308 622-9352-309 TDR-94
622-9352-408 622-9352-409 622-9210-008 622-9210-309 622-9210-108 622-9210-409 622-9210-308 622-9210-309 TDR-94D
622-9210-408 622-9210-409 N OT E : Installation of units modi fi ed in accordance with this service bulletin may require a change to the aircraft TC/STC data unless the new equipment part number is already included in the data. B. Concurre nt Requirements Service Bulletin 29 must be installed prior to or at the same time as this service bulletin. C. Reason (1) Condition Modi fi cation Affects Improvin g the operation of Mode S replies during ground to air transition and the lockout timer. (2) Extent Condition Encountered All stat uses listed in section 1.A of this service bulletin. (3) Scope of Modi fi cation This is a permanent change. (4) Expecte d Benefi ts of Modi fi cation Provides proper transition of Mode S capabili ties during ground to air transitions.

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# Service Bulletin

D. Description The CPU I/O Programmed Assembly (CPN 653-3674-0XX) is reprogrammed with new software (CPN 831-6270-111). The applicable nameplate is changed to refl ect the new part number. E. Compliance Highly recommended. F. Approval TDR-94 (CPN 622-9352-309) conforms to FAA TSO C112 (Class 3A2 121-010) TDR-94 (CPN 622-9352-409) conforms to FAA TSO C112 (Class 3A2 121-010), C166a (Class A3 XMT only) TDR-94D (CPN 622-9210-309) conforms to FAA TSO C112 (Class 3A2 121-011) TDR-94D (CPN 622-9210-409) conforms to FAA TSO C112 (Class 3A2 121 011), C166a (Class A3 XMT only) Installatio n of this service bulletin changes the part number of the TDR-94/94D as listed in paragraph 1.A. Installation of units modi fi ed in accordance with this service bulletin may require a change to aircraft TC/STC data unless the new part number is already included in the data. G. Labor Estimated: 4.0 labor hours for installation and testing. H. Weight and B alance Not affected. I. Electrical Load Data Not affecte d. J. Software Accomplishment Summary Software Accomplishment Summary document (CPN 829-8879-111), is written in accordance with RTCA-DO-178( ). K. References TDR-94/TDR -94D (-004 Status and Higher) ATC/Mode S Transponder Component Maintenance Manual with Illustrated Parts List (CPN 523-0778502) (34-50-96). Avionics Standard Shop Practices Instruction Book (CPN 523-0768039).

Sep 2/08 TDR-94( )-34-505 Page 4

# Service Bulletin

All Avionics Service Information Letter 3-93, titled "Non-Procurable Equipment Cleaning Solutions" (C PN 523-0804806). All Avionics SIL 05-2, titled "Clari fi cation And Information On Usage And Ordering Of Collins Namep lates And Modi fi cation Plates" (CPN 523-0806340). All Avionics Service Information Letter 3-03, titled "Disposal of Retired TSO Nameplates" (CPN 523-0806 251). L. Other Publications Affected The next full revision to the referenced component maintenance manual with illustrated parts list will include the information contained in this service bulletin.

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# Service Bulletin

2. M ate r i a l I n fo r m at i o n A. Cost and Availability The charge to install this service bulletin will be labor and material as quoted by the installing se rvice agency. This service bulletin may be installed only by Rockwell Collins, Inc. or an authorized Rockwell Collins, Inc. Service Center. For units in wa rranty, Rockwell Collins will install this service bulletin at no charge for the materials and labor. Units out of warranty must have the service bulletin installation completed prior to September 2, 2010 to qualify for the no charge installation. B. Material Required Use the following materials to modify one TDR-94/TDR-94D.
COLLINS PART NUMBER QTY DESCRIPTION

280-3778-050 AR Chart, Modi fi cation 685-2613-027 AR Plate, identi fi cation (TDR-94D) 685-2613-028 AR Plate, Identi fi cation (TDR-94D) 685-2613-029 AR Plate, Identi fi cation (TDR-94D) 685-2613-030 AR Plate, Identi fi cation (TDR-94D) 685-2622-029 AR Plate, identi fi cation (TDR-94) 685-2622-030 AR Plate, Identi fi cation (TDR-94) 685-2622-031 AR Plate, Identi fi cation (TDR-94) 685-2622-032 AR Plate, Identi fi cation (TDR-94) 280-3847-040 1 Label, Pressure Sensitive Refer to the Rockwell Collins, Inc. Services, Service Catalog (CPN 523-0766075) for current list prices. Prices are subject to change without notice. C. Special Equipment or Tooling Required Boardsite Profi le Data (CPN 613-6608-111) Program Data (CPN 829-8884-111, CPN 832-3615-111, CPN 815-7871-111) Boardsite Interface Adapter (CPN 685-6400-002 or equivalent)

Sep 2/08 TDR-94( )-34-505 Page 6

# Service Bulletin

3. Ac c o m p l i s h m e n t I n st r u ct i o n s A. Modi fi cation Procedure CA U T I O N : THIS EQUIPMEN T CONTAINS ELECTROSTATIC DISCHARGE SENSITIVE (ESDS) COMPONENTS THAT CAN BE DAMAGED BY STATIC VOLTAGES PRESENT IN MOST REPAIR FACILITIES. CA U T I O N : KEEP PROTECTI VE COVERS ON FIBER-OPTIC CONNECTORS WHEN INTERCONNECT CABLES ARE NOT CONNECTED. DUST AND MOISTURE ON THE INTERNAL OPTICAL LENSES OF THE CONNECTORS DEGRADE SYSTEM OPERATION. N OT E : For detailed repair/cleaning instructions, refer to Avionics Standard Shop Practices Instruction Book. (1) Refer to the Disassembly instructions in the Maintenance section of the referenced component maintenance manual with illustrated parts list. Refer to fi gure 1. Disassemble the unit as required to remove the CPU I/O Prog rammed Circuit Card A5 (CPN 653-3674-015/016/017/ 018/021/022). (2) CPU I/O Programmed Circuit Card Assembly A5 (CPN 653-3 674-015/016/017/018/021/022) programming procedure. (a) Install Boardsite Profi le (CPN 613-6608-111) into the Boardsite working directory using the import command from the FILE menu option. Do not copy the fi les within DOS , as this will erase the catalog in the working directory. Specify the drive and directory where the profi le exists (either fl oppy drive or a directory other than the working directory). IMPORT the board profi le CPN 613-6608-011. (b) Install t he Program Data (Page 0: CPN 829-8884-111, Page 1: CPN 832-3615-111, Page 2: 815-7871-111) into the Boardsite working directory using the TRANSLATE command from the COMMUNICATIONS menu option. Follow th e steps below to translate and combine the two Program Data fi les into one Boardsite programming fi le. 1 . Select C OMMUNICATIONS from menu. 2 . Select TRANSLATE from menu. 3 . Select ASCII for conversion from ASCII to Boardsite. 4 . Enter lo cation and data fi le name for Page 0 DOS ASCII FILE SOURCE. 5 . Enter Boardsite name: 831-6270-111. 6 . Enter 200 for offset. 7 . Enter RE TURN for offset hi.

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# Service Bulletin

8 . Enter 200 for begin address. 9 . Enter 2FE00 for block size. 1 0 . Select INTEL MCS-86 HEX OBJ for the I/O format. 1 1 . Enter FF for fi ll byte. 1 2 . Press ALT-B to b egin. 1 3 . After translation of Page 0 is complete, press any key to return to the translate menu. 1 4 . Select ASCII for conversion from ASCII to Boardsite. 1 5 . Enter location and data fi le name of Page 1 DOS ASCII FILE SOURCE. 1 6 . Enter Boardsite name: 831-6270-111. 1 7 . Enter 200 for offset. 1 8 . Enter RETURN for offset hi. 1 9 . Enter 10200 for begin address. 2 0 . Enter FE00 for block size. 2 1 . Select INTEL MCS-86 HEX OBJ for the I/O format. 2 2 . Enter FF for fi ll byte. 2 3 . Press ALT-B to begin. 2 4 . Press "Y" to merge this fi le with the previous fi le. 2 5 . After translation of Page 1 is complete, press any key to return to the translate men u. 2 6 . Select ASCII for conversion from ASCII to Boardsite. 2 7 . Enter location and data fi le name of Page 2 DOS ASCII FILE SOURCE. 2 8 . Enter Boardsi te name: 831-6270-111. 2 9 . Enter 200 for offset. 3 0 . Enter RETURN for offset hi. 3 1 . Enter 20200 fo r begin address. 32 . Enter FE00 for block size. 3 3 . Select INTEL MCS-86 HEX OBJ for the I/O format. 34 . Enter FF for fi l l byte. 3 5 . Press ALT-B to begin. 3 6 . Press “Y” to merge this fi le with the previous fi le. (c) Once the Profi l e and Program Data have been installed in the Boardsite working directory, the CPU I/O Circuit Card A5 may be programmed as follows.

Sep 2/08 TDR-94( )-34-505 Page 8

# Service Bulletin

1 . Install the CPU I/O Circuit Card on the Boardsite Interface Adapter (CPN 685-6400 -002 or equivalent). 2 . Press ESC key. 3 . Select the COPY command. 4 . Select 613-66 08-111 circuit card profi le. 5 . Select the DISK fi le source. 6 . Select 831-6270-111. 7 . Press ALT_B to begin. (d) Ensure that the programming operation completes with no errors as indicated on the screen. The Boardsite will return a checksum of 01CC5FEA and a 32 bit CRC of AD02 2568. (3) Mark a new label (CPN 280-3847-040) with CPN 831-6270-111. (4) Remove existing label from programmed assembly (CPN 831-6270-XXX) and replace it with the la bel marked in the previous step. (5) Refer to fi gure 2. If the mod chart is not already on the CPU I/O Programmed Circuit Card assembly A5 (CPN 653-3674-015/016/ 017/018/021/022), cut the word MOD and seven squ ares from the modi fi cation chart (CPN 280-3778-050). Remove protective backing and apply mod chart approximately as shown. (6) Use permanent ink and mark SB 505. (7) Refer to fi gu re 3. If the mod chart is not already on the Main Chassis Assembly (CPN 653-2254-XXX), cut the word MOD and ten squares from the modi fi cation chart (CPN 280-3778-050). Remove the protective backing and apply mod chart approximately as shown. (8) Use permanent ink and mark SB 505. B. Testing Procedure Test the unit in accordance with the test procedures in the Maintenance section of the reference d component maintenance manual with illustrated parts list. C. Identi fi cation Procedure N OT E : The identi fi cation procedure must be accomplished in order for the service bulletin to be complete.

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# Service Bulletin

N OT E : Refer to All Avionics SIL 05-2, titled "Clari fi cation And Information On Usage And Ordering Of Collins Nameplates And Modi fi cation Plates" for information on ordering identi fi cation plates. (1) If identi fi cation plate on unit being modi fi ed is a laser etched two piece bar-coded plate, order n ew bar-coded identi fi cation plate based on the new unit part number as listed below and proceed to step 3.C.(3). Otherwise, proceed to step 3.C.(2).

OLD UNIT CPN NEW UNIT CPN ID PLATE CPN

622-9210-008 622-9210-308 622-9210-309 685-2613-027
622-9210-108 622-9210-408 622-9210-409 685-2613-028
622-9352-008 622-9352-308 622-9352-309 685-2622-029
622-9352-108 622-9352-408 622-9352-409 685-2622-030
(2) If ident i fi cation plate on the unit being modi fi ed is a stamped one piece plate, order new stamped identi fi cation plate based on the new unit part number as listed below. Proceed to step 3.C.(4).

OLD UNI T CPN NEW UNI T CPN ID PLAT E CPN

622-92 10-008 622-92 10-308 622-92 10-309 685-26 13-030
622-9 210-108 622-9 210-408 622-9 210-409 685-2 613-029
622-9 352-008 622- 9352-308 622-9 352-309 685-2 622-032
622- 9352-108 622- 9352-408 622- 9352-409 685- 2622-031
(3) Mark weight from existing identi fi cation plate onto new identi fi cation plate CPN 685-2613-XXX or 685-2622-XXX. Proceed to step 3.C.(5).

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# Service Bulletin

(4) Mark new identi fi cation plate CPN 685-2613-XXX or 685-2622-XXX with weight, serial number, and an y previously marked service bulletins from existing identi fi cation plate. (5) Mark new identi fi cation plate, CPN 685-2613-XXX or 685-2622-XXX, with new unit part number following 622 9352- or 622-9210-, as listed below. The new unit part number is iden ti fi cation of the installation of this service bulletin. Do not mark out Service Bulletin 505.

OLD COLLINS PART NUMBER NEW COLLINS PART NUMBER 008 308 309
108 408 409
(6) Remove existing identi fi cation plate from the unit and replace it with the new identi fi cation plate marked in step 3.C.(5). N OT E : Refer to A ll Avionics Service Information Letter 3-03, titled "Disposal of Retired TSO Nameplates" for disposal of old unit identi fi cation plates. (7) Due to the change of the part number of this unit, the customer must be noti fi ed of the change by including the following statement, with the appropriate part numbers on the repair work sheet. "This unit was received with a part number of of CPN 622-9352-008/108/308/408 for TDR-94 o r CPN 622-9210-008/308/108/408 for TDR-94D and has been modi fi ed to a unit with a part number of CPN 622-9352-309/409 for TDR-94 or CPN 622-9210-309/409 for TDR-94D (refer to Service Bulletin 505). Installation of units modi fi ed in accordance with Service Bulletin 505 may require a change to the aircraft TC/STC data unless the new part number is already included in the data." N OT E : Installation of SB 505 is indicated by the Top Level CPN on the nameplate. SB 505 i s NOT marked on the product modi fi cation plate.

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# Service Bulletin

Main Chassis Assembly (CPN 653-2254-0XX), CPU I/O Programmed Circuit Card Assembly A5 Location Figure 1
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# Service Bulletin

CPU I/O Programmed Assembly A5 (CPN 653-3674-015/016/017/018/021/022), Mod Chart Location Figure 2
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# Service Bulletin

Main Chassis Assembly (CPN 653-2254-0XX), Mod Chart Location Figure 3
Sep 2/08 TDR-94( )-34-505 Page 14