The Aviation DataBase: Service Information: Avtech Tyee
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Process Specifications
NameRevisionLangSubjectDate
en Cold Start Kit Installation10/09/2014
Service Bulletins
NameRevisionLangSubjectDate
1 en ATSCALL Decoder Unit07/21/1993
1 en ATSCAL Decoder Unit03/22/2002
2 en Selcal Decoder Unit07/22/1996
en Selcal Decoder Unit08/14/1992
en Selcal Decoder Unit01/11/1994
en Selcal Decoder Unit08/12/1996
en Selcal Decoder Unit01/13/1998
en Selcal Decoder Unit10/09/1998
en DTMF Tone Encoder Unit05/01/1992
en DTMF Tone Encoder Unit11/15/1995
en Inverter 400Hz-60Hz, P/N 767-102/18/1972
1 en Potable Water Supply - Install New Sandpipe02/23/1990
en Indicating - Annunciator - Nomenclature Change11/02/2012
1 en Indicating - Annunciator - Replace LEDs and Legends12/23/2010
en Indicating - Annunciator - Replace LEDs and Legends01/30/2014
en Fire Protection: Fire Handle Switch Indicator - Replace Resistor (R1)03/30/2015
en Equipment/Furnishings - Converter-Installation of New ICs01/26/1973
en Indicator - Potable Water Gauging - Reduces Actuator Button Sticking01/10/1983
1 en Communications - Audio Control Panel - Increase Mic Bias04/28/2005
en Audio Control Panels - 1250-1 and 1251-1 - Covers Units with Mod C10/31/1979
en Audio Selector Panel - Incorporation of Stereo Mute Capability and Change of P/N to 1350-1 (6608213-5) or 1531-1 (6608213-6)07/11/1983
en Audio Control Panels P/Ns 1250-1 and 1251-1 (Mod D)02/28/1981
en Windshield Temperature Controller - P/N 1357-104/30/1980
en Windshield Temperature Controller - P/N 1357-109/30/1980
A en Windshield Temperature Controller - P/N 1357-1 - Incorporation of Modification Level C08/15/1983
en Audio Control Units 1430-1, 1440-1, 1630-1, 1640-1, 1650-1, 1660-111/15/1982
A en Audio Control Units 1430-1, 1440-1, 1630-1, 1640-1, 1650-1, 1660-104/15/1985
en Electrical Power - Dual Battery Temperature Monitor - Change PCB Assemblies04/26/1993
en Ground Crew Interphone Unit12/26/1984
en Electrical Power - Battery Temperature Monitor - Replace PCB Assembly04/26/1993
en Instrument Panel Floodlighting System07/21/1983
en Instrument Panel Floodlighting System04/01/1984
1 en Add Two Resistors and Two Diodes to 1546-60 PCB03/12/1991
en Add Two Resistors and Two Diodes to 1546-60 PCB12/03/1990
en Lights - Floodlight Control Unit - Replace 1546-60-x PCB Components11/08/1993
1 en Lights - Floodlight Control Unit - Replace Q1, Q2, R30 and R3105/20/2013
en Instrument Panel Floodlighting System04/01/1984
1 en Lights - Captain/First Officer Lighting Fixture - Replace Socket11/14/2006
en Battery Current Monitor03/10/1983
en Audio Electronics Panel - Reduction of Headphone, CVR and Interphone Output and Change P/N to 1568-1-205/08/1987
en Remote Electronics Unit - P/N 1568-1-1 - Modification05/30/1989
2 en Audio Control Units - Modification to Reduce Audio Noise in Intercom System09/26/1990
en Communication - AEU - Replace 1508-30-4 and 1508-100-1 PCBs10/09/1991
2 en Communication - AEU - Replace 1508-90-1 PCB Components10/08/1992
1 en Communication - AEU - Replace 1508-30-5 PCBs02/15/1996
en Audio Electronics Unit02/14/1983
en Windshield Temperature Controller01/04/1984
en Windshield Temperature Controller01/04/1984
en Audio Units P/N 1630-1, 1640-1, 1650-1, 1660-110/23/1978
en Electronic Timer07/20/1983
en Electronic Timer02/11/1985
en Ice & Rain Protection - WTC - Replace Q13, Q501, R15 & Add CR10109/29/2000
en Dimmer, 5-Channel02/11/1985
en Overvoltage Detector - Modifies from P/N 1645-1 to P/N 1645-1-202/21/1986
en Lights - Controller - Replace/Add PCB Components08/17/1993
en Lights - Lighting Fixture - Replace Socket11/07/1996
en Ice and Rain Protection - Heater Control Unit - Replace Three Resistors01/31/2006
en Ice and Rain Protection - WHC - Replace Components on 1658-40 PCB12/03/1998
en Ice and Rain Protection - WTC - Replace R367 on 1659-30 PCB09/17/1999
en Ice and Rain Protection - WTC - Replacement Part Advisory02/02/2000
en Upgrade 1659-1-1 to 1659-1-201/08/2020
3 en Lights - Magnetic Ballast - Replace Thermal Limiter and Fuse08/29/2007
en Lights - Magnetic Ballast - Replace Thermal Limiter and Fuse02/20/1998
en Electrical Power - Voltage Harmonic Filter - Factory Recall01/26/1996
en Electrical Power - Harmonic Filter - Move PCB Ground Wire08/24/2000
en Water/Waste - Transmitter - Installation of Repair Kit10/10/1981
en Potable Water Quantity Transmitter - Modifies P/N 1779-1 to 1779-1-110/22/1986
en Water/Waste - Potable Water Quantity Transmitter - Replace Electrode10/26/1992
en Water/Waste - Potable Water Quantity Transmitter - Replace Spacers11/16/1992
en Hydraulic Power - Fluid Temperature Monitor - Add a Diode08/26/1994
en 1844-1-1 Mod B Upgrade - Replace T1 & T203/22/2018
en Electrical Power - Dual Battery Temperature Monitor - Change PCB Assemblies04/26/1993
en Communication - Battery Backup Unit - Factory Recall06/13/1997
en Lights - Crew Rest Light Fixture - Replace Incandescent Lamp03/02/1994
en Tester - Replace Switch02/17/2009
en Communication - Remote Electronics Unit Tester - Install Jacks08/06/1999
en Communication - ACP - Replace AR6 and AR706/24/1996
en Communication - Audio Control Panel - Replace Switches01/14/1994
en Convert 5026-1-6 Audio Control Panel to 5026-1-5 Audio Control Panel06/21/2017
en Audio Selector Panel - Improve ACARS Bleedthrough08/25/1982
en Audio Selector Panel06/24/1983
C en Audio Selector Panel04/11/1986
1 en Communications: Audio Selector Panel - Change 5031-1-1 to 5031-1-309/15/2015
en Audio Selector Panel - Modification to Reduce Noise During Hand Microphone Keying12/01/1989
en Audio Selector Panel - Modification to Reduce Noise on Audio Lines05/10/1990
2 en Communication - Audio Selector Panel - Add Resistors to Mic Circuit02/11/1992
1 en Communications: Audio Selector Panel - Change 5031-1-2 to 5031-1-411/09/2015
C en Audio Selector Panel09/05/1984
2 en Add Switch Guards and Increase Volume Control Tension11/16/1990
2 en Add CR20 to 5032-30 PCB Assembly11/16/1990
en Communications - ASP - Install Capacitor on 5032-30-X PCB01/15/2002
en Audio Selector Panel12/01/1983
en Audio Selector Panel12/01/1983
en Audio Selector Panel12/01/1983
A en Mic-Amplifier Cable Assembly04/11/1986
en Audio Selector Panel06/08/1984
en Audio Selector Panel10/05/1984
en Audio Selector Panel06/01/1985
en Audio Selector Panel - Improvements to Eliminate Effects of Voltage Spikes on Power Supply BRT/DIM Power Line and Protect Internal Components from Damage Resulting in Grounds Not Being Connected11/17/1989
2 en Audio Selector Panel - Modification to Eliminate Effects of "Sneak" Ground Path on PTT Driver IC and to Eliminate Inadvertent Keying of Radio Transmitters During a Loss of Both ASP Power Inputs (or Open Circuit Breakers) Situation04/19/1990
1 en Audio Selector Panel - Modification to Eliminate Effects of "Sneak" Ground Path on PTT Driver IC and Eliminates Inadvertent Keying of Radio Transmitters During Loss of Both ASP Power Inputs (or Open Circuit Breakers) Situation04/19/1990
en Communication - Audio Selector Panel - Add Snubber Pads02/06/1991
en Communication - Audio Selector Panel - Change Mask/Boom Switch02/06/1991
en Communication - Audio Selector Panel - Replace IC U71003/04/1993
en Communication - Audio Selector Panel - Replace RT/IC Switch01/04/1994
1 en Communication - Audio Control Panel - Replace Capacitors06/18/2014
en Communication - Audio Control Panel - Cut Trace/Install Jumper08/28/1998
en Communication - Audio Control Panel - Replace LEDs02/08/2000
en Communication - Audio Selector Panel - Convert to 5051-1-504/18/2013
en Communication - Audio Selector Panel - Replace Capacitor C5810/21/1991
en Communication - Audio Selector Panel - Replace Switch Caps11/06/1991
en Communication - Audio Selector Panel - Replace Switch Caps11/07/1991
en Communication - Audio Selector Panel - Reroute Power Input04/26/1993
en Communication - Audio Selector Panel - Replace Resistors06/14/1996
en Communication - Audio Selector Panel - Replace Edgelit03/28/2000
1 en Communication - Audio Selector Panel - Replace Volume Controls05/01/2001
2 en Audio Remote Electronics Unit - Modify to P/N 5060-1-101/14/1987
en Audio Remote Electronics Unit - Reduces Bleedthru from Received Audio Inputs02/20/1987
en Remote Electronics Unit - Change to a 5060-1-2 Configuration08/08/1988
en Communication - Remote Electronics Unit - Replace Relays01/27/1992
en Speaker, Three Inch - Modification to P/N 5079-103/21/1986
en P.A. Amplifier - Modification to P/N 5082-1-102/21/1986
en Passenger Address Amplifier - Modification to 5082-1-201/26/1987
1 en Communication - Passenger Address Amplifier - Replace U13 and U1403/26/1999
A en Handset - Modification to P/N 5083-21-103/12/1986
B en Interphone Cradle - Modification to P/N 5083-81-104/27/1986
en Interphone Handset - Product Improvements07/07/1987
en Interphone Control Unit - Modification to P/N 5088-1-103/12/1986
en Audio Remote Electronics Unit04/01/1984
en Remote Electronics Unit - Removes ECO E17610/28/1987
en Remote Electronics Unit -  Modification to P/N 5090-1-2 Mod B04/29/1988
en Remote Electronics Unit -  Cleaning and Conformal Coat Mother Board and Connector Board to Help Prevent Intermittent Failures caused by Environmental Contamination05/24/1988
en Remote Electronics Unit -  Reliability Improvement03/31/1989
en Remote Electronics Unit - Elimination of Bleed through07/14/1989
en Remote Electronics Unit -  Elimination of Noise and Cross Talk07/14/1989
en Remote Electronics Unit - Elimination of Noise and Cross Talk07/14/1989
1 en Audio Control Panel - Marker Sensitivity Modification10/31/1989
en Communication - Audio Control Panel - Repair PCB07/16/1996
en Communication - Audio Control Panel - Add Fuse/Replace Resistors05/12/2003
1 en Communication - Audio Control Panel - Add Fuse/Replace Resistors01/13/2005
en Communication - Audio Control Panel - Replace MKR Switch02/01/2005
en Communication - Audio Control Panel - Repair PCB02/01/2005
en Audio Control Panel12/12/1984
1 en Remote Electronics Unit - Modification to 5095-1-201/11/1988
en Passenger Address and Cabin Interphone Unit - Changes to Mod A02/04/1988
en Audio Central Unit - Distortion Reduction Modification05/31/1989
en Communication - Audio Central Unit - Replace ICs U13 and U1411/19/1991
en Communication - Audio Central Unit - Replace C5503/19/1993
en Interphone - Prevent Hardware on Transistors Q107, Q108 and Q112 from Shorting to Rear Cover05/15/1987
1 en Communication - Handset/Cradle Assembly - Add PI Filter on PCB08/21/1995
1 en Communication - Interphone Handset - Replace Handset Receiver05/03/2001
en Communication - Interphone Handset - Replace Handset Front Cover11/10/2004
en Remote Electronics Unit - Cleaning and Conformal Coat Mother Board and Connector Board to Help Prevent Intermittent Failures caused by Environmental Contamination06/17/1988
en Communication - Audio Control Panel - Replace Edgelit Assembly06/11/1998
en Jack Panel - Modification to 5127-1-111/18/1986
en Remote Electronics Unit - Modification to P/N 5140-1-201/07/1987
en Remote Electronics Unit - Modification to Ground Proximity Audio Level01/26/1987
en Remote Electronics Unit - Prevent Transient Input Damage to U3506/08/1987
en Remote Electronics Unit - Modification to Mod A09/02/1987
en Remote Electronics Unit - Cleaning and Conformal Coat Mother Board and Connector Board to Help Prevent Intermittent Failures caused by Environmental Contamination05/24/1988
en Communication - Audio REU - Station Card R223 Removal06/30/1989
en Communication - Audio REU - Replace CR57 and CR5806/08/1990
en Communication - Audio REU - Replace IC U2309/09/1991
1 en Communication - Remote Electronics Unit - Cut Trace/Install Diode09/18/1992
1 en Communication - Remote Electronics Unit - Install Diodes09/18/1992
1 en Communication - Remote Electronics Unit - Change Resistors09/18/1992
2 en Communication - Remote Electronics Unit - Replace 5140-60 PCB11/18/1999
en Communication - Remote Electronics Unit - Replace 5140-60 PCB08/09/1999
2 en Communications: Audio Remote Electronics Unit - Replace IC U2307/30/2015
1 en Communication - Audio REU - Replace IC U2108/29/2006
en Audio Control Panel - Bright/DM Lighting Voltage04/29/1987
en Communication - Audio Control Panel - Replace Capacitors11/17/1997
en Audio Control Panel - Bright/DM Lighting Voltage04/29/1987
en Communication - Audio Control Panel - Replace Capacitors11/17/1997
en Communication - Audio Control Panel - Replace Capacitors09/09/1999
en Audio Control Panel - Bright/DM Lighting Voltage04/29/1987
en Audio Control Panel - Changing Front Panel Switch Power to 13.8 Volt VMEM Source02/02/1990
en Audio Control Panel - Rewiring Unit V/B/R Switch05/18/1990
en Replace Volume Control Potentiometers11/19/1960
en Communication - Audio Control Panel - Remove Resistors R317 and R31802/12/1991
en Communication - Audio Control Panel - Replace Toggle Switches10/04/1994
en Communication - Audio Control Panel - Replace Capacitors11/17/1997
1 en Communication - Audio Control Panel - Replace Capacitors07/18/2006
3 en 5145 Series Audio Control Panels08/15/2016
5 en 5145 Series Audio Control Panels04/25/2019
en Communication - Audio Control Panel - Replace Capacitors05/10/1999
en Communication - Audio Control Panel - Mark Mod A Block10/08/1998
en Communication - Audio Control Panel - Replace LEDs09/09/1999
1 en Communication - Audio Control Panel - Convert to 5145-1-7801/17/2002
1 en Communication - Audio Control Panel - Convert to 5145-1-4708/21/2007
1 en Communication - Audio Control Panel - Convert to 5145-1-9708/21/2007
1 en Communication - Audio Control Panel - Convert to 5145-1-8207/18/2006
en Communication - Audio Control Panel - Replace Capacitors03/09/2009
4 en Convert Audio Control Panel 5145-1-60 or 5145-1-60 Mod A to 5145-1-84 Mod B08/28/2017
en Communications - Audio Control Panel - New Volume Control Assembly09/27/2011
5 en Communication - Audio Control Panel - Convert to 5145-1-85 Mod A02/13/2017
4 en Convert Audio Control Panel 5145-1-42 to 5145-1-83 Mod B08/11/2016
5 en Convert Audio Control Panel 5145-1-77 to 5145-1-86 Mod B07/19/2017
1 en Convert Audio Control Panel 5145-1-82 to 5145-1-88 Mod B01/09/2017
en Communication - Audio Control Panel -- Replace PCBAs09/07/2012
en Communication - Audio Control Panel - Upgrade to Mod A11/28/2012
2 en Convert Audio Control Panel 5145-1-64 / -64 Mod A to Audio Control Panel 5145-1-88 Mod B07/11/2016
2 en Communication - Audio Control Panel - Change PCBA08/26/2014
2 en Convert 5145-1-64 Audio Control Panel to Sealed Audio Control Panel 5145-1-106/29/2016
en Convert ACP 5145-1-83 or 5145-1-83 Mod A to Sealed ACP 5145-1-83 Mod B07/06/2017
1 en Convert ACP 5145-1-83 or 5145-1-83 Mod A to Sealed ACP 5145-1-83 Mod B06/01/2018
en Upgrade Mic Select Switches on ACP 5145-1-64 / 5145-64 Mod A06/06/2016
1 en Upgrade Mic Select Switches on ACP 5145-1-64 / 5145-64 Mod A03/01/2019
en Convert 5145-1-88 Sealed Audio Control Panel to 5145-1-101 Sealed Audio Control Panel06/24/2016
en Convert 5145-1-85 Audio Control Panel to 5145-1-85 Mod A Sealed Audio Control Panel11/27/2016
1 en Convert ACP 5145-1-84 or 5145-1-84 Mod A to Sealed ACP 5145-1-84 Mod B07/25/2017
1 en Upgrade Mic Select Switches on ACP 5145-1-82 / 5145-1-82 Mod A07/23/2019
en Convert 5145-1-83, 5145-1-83 Mod A, 5145-1-83 Mod B Sealed Audio Control Panel to 5145-1-103 Sealed Audio Control Panel04/13/2017
en Convert 5145-1-42 Audio Control Panel to 5145-1-103 Sealed Audio Control Panel04/13/2017
en Convert 5145-1-85 Sealed Audio Control Panel to 5145-1-101 Sealed Audio Control Panel06/22/2017
reissue en Convert 5145-1-85 Sealed Audio Control Panel to 5145-1-101 Sealed Audio Control Panel11/06/2020
en Convert 5145-1-85 Sealed Audio Control Panel to 5145-1-88 Sealed Audio Control Panel06/22/2017
en Convert 5145-1-86 or 5145-1-86 Mod A Sealed Audio Control Panel to 5145-1-86 Mod B Sealed Audio Control Panel07/19/2019
en Convert 5145-1-88 Mod B Sealed ACP to 5145-1-89 Sealed ACP09/07/2017
en Convert Audio Control Panel 5145-1-64 or 5145-1-64 Mod A to Audio Control Panel 5145-1-8909/07/2017
en Upgrade Sealed ACP 5145-1-86 Mod B to 5145-1-106 Mod A03/20/2020
en Convert 5145-1-88 or 5145-1-88 Mod A Sealed Audio Control Panel to 5145-1-88 Mod B Sealed Audio Control Panel07/22/2019
en Upgrade Mic Select Switches on Sealed Audio Control Panel 5145-1-88, 5145-1-88 Mod A, 5145-1-88 Mod B07/22/2019
en Upgrade Mic Select Switches on Sealed Audio Control Panel 5145-1-86, 5145-1-86 Mod A, 5145-1-86 Mod B07/23/2019
en Upgrade From Lamped to LED Mic Select Switches on Sealed Audio Control Panel 5145-1-86 Mod B11/04/2019
1 en Upgrade From Lamped to LED Mic Select Switches on Sealed Audio Control Panel 5145-1-86 Mod B01/23/2020
en Upgrade from Lamped to LED Switch Cap Assemblies on Sealed Audio Control Panel 5145-1-83 Mod B04/20/2020
1 en Upgrade Sealed Audio Control Panel 5145-1-106 to Mod A03/16/2020
2 en Upgrade Sealed Audio Control Panel 5145-1-106 to Mod A09/16/2020
en Communications - Digital Remote Electronics Unit - Change Resistors01/17/1996
1 en Communications - Digital Remote Electronics Unit - Change Resistors02/23/1996
2 en Communication - Digital Remote Electronics Unit - Add Soft Start Circuit04/01/2013
en Communications - DREU - Replace U502 Attaching Screws06/23/1998
en Communications - Audio Control Panel - Replace EMER/NORM Switch09/09/1994
en Communications - Audio Control Panel - Install Friction Plates08/04/1995
1 en Communications - Audio Control Panel - Install Buffer Circuit04/05/1996
en Communications - Jack Panel - Install Mic Jack Spacer04/26/1996
1 en Communications - Passenger Address Amplifier - Replace U13 and U1407/07/1995
en Remote Electronics Unit - Modification to P/N 5190-1-111/03/1987
en Remote Electronics Unit - Removes E17610/28/1987
en Remote Electronics Unit - Cleaning and Conformal Coat Mother Board and Connector Board to Help Prevent Intermittent Failures caused by Environmental Contamination05/24/1988
1 en Remote Electronics Unit - Reliability Improvement09/21/1990
en Remote Electronics Unit - Bleed through Elimination12/22/1989
1 en Remote Electronics Unit03/24/1989
en Observer Audio Control Unit - Change to 5191-1-2 Configuration03/15/1989
en Observer Audio Control Unit - Installation of Jumper on 5191-30-2 Revision and Revision A PCB Assemblies02/15/1990
en Communications - Audio Control Panel - Add Resistors on PCB12/05/1997
en Communications - Audio Control Panel - Add Resistors on PCB01/25/2002
1 en Communication - Audio Control Panel - Replace Switch & Knob08/10/2016
2 en Communications - Passenger Address Amplifier - Change Components07/14/1998
en Communications - Passenger Address Amplifier - Add Washers on Power PCB04/14/2000
en Communications - Interphone Handset - Install Mic Windscreen04/06/1992
1 en Communications - Interphone Handset - Install RC Filter06/27/1997
en Communications - Attendant No. 1 Control Unit - Add Jumpers05/26/1995
1 en Remote Electronics Unit - Elimination of Bleed through03/09/1990
1 en Communication - Remote Electronics Unit - Remove "C" Pins07/23/2001
en Communication - Remote Electronics Unit - Remove "C" Pins11/20/2001
en Communication - Remote Electronics Unit - Replace Capacitors03/31/2003
en REU 5340-1 and 5340-1-1 Station Card Upgrade - Replace U504 P/N 313A0P26MI or 313-01724 with P/N 5340-7005/10/2019
2 en Improve REU 5340-1, 5340-1 Mod A, and 5340-1-1 Reliability02/11/2020
en Communication - Audio Electronic Control Unit - Change Resistors04/21/1993
1 en Communication - Audio Electronic Control Unit - Change Resistors03/15/1996
1 en Communication - Audio Electronic Control Unit - Adjust Levels03/11/2011
3 en Communication - Audio Electronic Control Unit - Convert to 5360-1-1403/11/2011
en Upgrade Station Control PCB Components in AECU 5360-1-4, SNs 2800-291008/04/2016
en Upgrade Station Control PCB Components in AECU 5360-1-4, SNs 2750-288407/21/2017
en Communication - Audio Control Panel - Replace EMER/NORM Switch06/01/1994
en Communication - Audio Control Panel - Replace Toggle Switches07/18/1994
en Communication - Audio Control Panel - Add Resistors on PCB03/11/1997
1 en Communication - Audio Control Panel - Add Resistors on PCB12/04/1998
en Communication - Audio Control Panel - Change Switch Spacer09/17/1999
1 en Communication - Audio Control Panel - Change Switch Spacer08/07/2001
en Communication - Audio Control Panel - Add Resistors on PCB05/02/2001
5 en Convert 5361-Series Audio Control Panel to Sealed Audio Control Panel08/03/2016
en Communication - Audio Control Panel - Convert to 5361-1-511/27/2012
en Communication - Passenger Address Amplifier - Software Upgrade03/10/1992
en Communication - Passenger Address Amplifier - Recall12/09/1993
en Communication - Passenger Address Amplifier - Replace U10312/23/1993
en Communication - Passenger Address Amplifier - Change Resistors08/08/1996
en Communication - Passenger Address Amplifier - Add Washers on Power PCB01/31/1997
en Communication - Passenger Address Amplifier - Change IC U10308/22/1997
en Communication - Passenger Address Amplifier - Change Resistors08/30/1997
en Communication - Interphone Handset - Install Mic Windscreen02/03/1992
en Communication - Passenger Address Amplifier - Add a Diode08/16/1999
en Communication - Passenger Address Amplifier - Replace U10310/23/2000
en Communication - Passenger Address Amplifier - IC Derating04/20/2001
en Communication - Interphone Handset - Install Mic Windscreen04/07/1993
2 en Communication - Interphone Handset - Change Mic Placement06/16/2000
en Communication - Interphone Handset - Change Microphone02/09/1995
3 en Communication - Interphone Handset - Install RC Filter02/22/1999
en Communications - AREU - Replace PCB Components and Install Jumpers04/18/2001
1 en Communications - ACP - Cut Trace and Install Resistors06/28/2002
en Communications - ACP - Replace Capacitors09/19/2003
en Communications - PA Controller - Replace R187 and Change Gains03/15/2002
1 en Communications - PA Controller - Replace R187 and Change Gains02/12/2004
en Communication - Handset - Handset Rework09/15/2014
en Communications - Audio Selector Panel - Change Caps in Mic Circuit06/01/1994
2 en Communications - Audio Selector Panel - Change Caps in Mic Circuit07/30/1997
en Communications - Audio Selector Panel - Change Caps in Mic Circuit10/19/1992
1 en Communications - Audio Selector Panel -  Add Muting Circuit10/01/1996
en Communications - Audio Selector Panel -  Add Blocking Diode08/05/1996
en Communications - Audio Selector Panel - Change Timer Circuit10/03/1997
1 en Communications - Audio Selector Panel -  Add Muting Circuit10/03/1996
en Communications - Audio Selector Panel -  Add Blocking Diode07/30/1996
en Communications - Audio Selector Panel - Change Timer Circuit09/16/1997
en Audio Selector Panel - Modification to P/N 5640-1-205/01/1986
en Audio Selector Panel - Modification to P/N 5640-1-301/09/1987
en Audio Control Unit - Modification to P/N 5630-108/24/1987
en Communications - Audio Selector Panel - Change Caps in Mic Circuit06/01/1994
2 en Communications - Audio Selector Panel - Change Caps in Mic Circuit07/07/1995
1 en Communications - Audio Selector Panel -  Add Muting Circuit10/03/1996
en Communications - Audio Selector Panel -  Change Timer Circuit06/20/1997
C en Audio Control Amplifier - Modification to P/N 5650-1 Mod B12/01/1986
en Audio Control Amplifier - Isolate Pilot and Copilot COMM MIC Audio Transmissions and Increase Voltage Rating of C22 and C2307/01/1987
en Communications - Audio Control Amplifier - Replace Capacitor07/24/1992
1 en Communications - PA Controller - Update CDS Values01/16/2004
1 en Communication - PA Controller - Update CDS Values03/28/2008
1 en Communication - PA Controller - Update CDS Values03/28/2008
en Communication - PA Controller - Update CDS Values03/05/2010
1 en Update 5682-1-3 PA/CIC to Mod A [MJET Audio Interface Mode]05/08/2018
en PACIC 5690-1 Configuration Dataset Update10/16/2018
en Update the PACIC 5690-1 Configuration Data Set10/22/2018
en Convert PACIC 5690-1 (SN xxxxxx) to 5690-1 Mod A (SN xxxxxx)11/05/2018
en Update the PACIC 5690-1-1 Configuration Data Set08/15/2019
en Convert PACIC 5690-1-1 (SN xxxxxx) to 5690-1-1 Mod A (SN xxxxxx)08/12/2019
en Convert PACIC 5690-1-1 or 56901-1 Mod A (SN xxxxxx) to 5690-1-3 (SN xxxxxx)10/07/2020
en Communication - AMU - Factory Recall09/29/1995
en Communication - AMU - Software Revision10/18/1996
en Communication - AMU - Factory Recall02/13/1997
1 en Communication - AMU - Remove PCB Components10/16/2002
1 en Communication - Audio Management Unit- Replace Capacitors12/08/2004
en Communication - Audio Management Unit - Replace Diodes05/15/2006
en Communication - Audio Management Unit - Replace Diodes10/11/2006
2 en Communication - Audio Management Unit - Replace IC03/11/2015
1 en 5700-1-10 Station Card Upgrade from 5700-60-3 to 5700-60-511/29/2017
en AMU 5700-1-10 Station Card Upgrade - Replace CMSH/MBRS Schottky Diodes12/14/2017
en 5700-1-11 Station Card Upgrade - Replace Station Card P/N 5700-60-3 with Station Card P/N 5700-60-511/10/2017
en AMU 5700-1-11 Station Card Upgrade - Replace CMSH/MBRS Schottky Diodes12/14/2017
1 en AMU 5700-1-11 Station Card Upgrade - Replace CMSH/MBRS Schottky Diodes02/28/2018
en AMU 5700-1-12 Station Card Upgrade: Replace CMSH/MBRS Diodes01/04/2018
2 en AMU 5700-1-12 Station Card Upgrade: Replace CMSH/MBRS Diodes06/17/2019
en Communications - ACP - Factory Recall09/29/1995
1 en Communication - Audio Control Panel - Change IC U400006/10/2019
1 en Communication - Audio Control Panel - New Volume Control Assembly12/07/2011
en Communication - Audio Control Panel - New Volume Control Assembly09/27/2011
en Convert Audio Control Panel 5701-1-1 Mod A to 5701-1-1 Mod B07/05/2017
1 en Convert Audio Control Panel 5701-1-1 Mod A to 5701-1-1 Mod B06/24/2019
en Audio Control Panels - Intermittent Short of MIC/CALL Switch06/29/2015
en Replace Clamping Diodes D411-D414 on Reversion PCB Assembly11/14/2016
2 en Robustness Update for Volume Control and Mic Call Switch04/25/2019
en Convert ACP 5772-1 or 5772-1 Mod A to 5772-1 Mod B06/17/2019
1 en Communication - AVFax - Replace R29/U23 and Add RA201/10/2000
en Communication - AVFax - Replace RA2, R28 and R2904/29/1997
en Communication - AVFax - Change Unit Part Number11/07/1997
en Communication - AVFax - Add Keypad Spacer and New Software03/29/1995
en Communication - AVFax - Adjust Ram Code Settings01/15/1996
en Communication - AVFax - Change Printer Door10/31/1995
1 en Communication - AVFax - Add Keypad Spacer/Change Printer Door07/10/1996
1 en Communication - AVFax - Replace R29/U23 and Add RA203/24/1997
en Communication - AVFax - Add Receive Capability01/30/1997
en Communication - AVFax - Add Light Bar and LED, Change Connectors02/21/1997
en Communication - AVFax - Replace EPROM IC and Add R70/C14010/06/1998
en Communication - AVFax - Replace EPROM U410 on Control/PS PCB10/06/1998
en Communication - AVFax - Replace EPROM U23 on Control/PS PCB05/17/1999
1 en Communication - Airborne Facsimile Terminal - Add Keypad Cover03/03/1995
en Communication - AVFax - Adjust Ram Code Settings01/15/1996
en Navigation - DCP - Replace Resistors on 5900-30 PCB12/11/1998
en Navigation - DCP - Remove/Replace Resistors on 5900-30 PCB08/08/2000
1 en Navigation - DCP - Convert 5900-1-3 DCP to 5900-1-707/24/2001
en Navigation - DCP - Replace Components on 5900-30-1 PCB05/09/2003
en Navigation - DCP - Replace Components on 5900-30-4 PCB05/09/2003
en Navigation - DCP - Replace Components on 5900-30-3 PCB04/08/2004
en Navigation - Display Control Panel - Replace Knob09/13/2007
2 en Convert Display Control Panel 5900-1-2 to 5900-1-2903/09/2015
3 en Convert Display Control Panel 5900-1-2 to 5900-1-2901/03/2019
en Convert 5978-1 Reversion Switch Panel to 5978-1-1 Reversion Switch Panel03/31/2017
en Navigation - Display Switching Unit - Software Revision Recall03/13/2001
en Navigation - Display Switching Unit - Recall03/27/2001
1 en Navigation - Display Switching Unit - Convert to 6001-1-1 Mod A05/20/2004
en Navigation - Display Switching Unit - Add Four Resistors01/05/2005
en Navigation - Display Switching Unit - Add Six Resistors, Program PLD01/05/2005
en Water/Waste System- Freeze Protection Control Unitload Configuration Data02/01/2008
en Doors - Cockpit Door Lock Control Unit - Replace Faceplate10/08/2014
en Lights - Electronic Ballast- Change Fuse and Add Insulator08/02/2000
en Lights - Electronic Ballast- Change Fuse and Add Insulator08/30/2000
en Lights - Electronic Ballast- Change Fuse and Add Insulator09/20/2000
1 en Navigation - Control Head - Replace Interconnect PCB03/10/1995
en Navigation - Control Head - Add Connector Retainers06/14/1996
en Navigation - Control Head - Replace EPROM IC09/06/1996
en Navigation - RTP - Install Capacitor on 7522-60 PCB02/08/2000
en Communication - RTP - Instal New Lightbar and Retainer02/08/2000
1 en Lights - Electronic Ballast - Upgrade Circuitry Components07/30/1993
2 en Lights - Electronic Ballast - Replace Q401-Q404/Add Over-Voltage PCB07/03/1990
en Lights - Electronic Ballast - Modify Flyback Circuit08/07/2000
en Lights - Electronic Ballast - Upgrade Circuitry Components10/28/1992
en Lights: Electronic Ballast - Buck Controller (U300) Replacement03/08/2016
3 en Lights - Electronic Ballast - Add Resistor and Change Capacitor01/24/2001
en Lights: Electronic Ballast - Replace I/C U30006/11/2015
en Lights - Electronic Ballast - Add Transient Suppressor Diodes01/04/2000
en Lights - Electronic Ballast - Add Transient Suppressor Diodes03/22/2001
en Indicating - Electronic Clock - Replace Software, Hardware01/11/2006
en Indicating - Electronic Clock - Replace Hardware02/21/2013
en Indicating - Electronic Clock - Replace Hardware03/12/2013
en Indicating - Electronic Clock - Replace Hardware02/08/2013
en Lighting - Emergency Battery Pack - Replace Capacitors09/11/2014
en Crew Warning Panel - Mandatory Update09/10/2007
en Cabin Systems - Airborne Server Unit - Convert to 115VAC08/29/2002
1 en Water And Waste System - Controller Tester - Correct 75% and 100% Full Indications08/20/2009
1 (reiss) en Water And Waste System - Controller Tester - Correct 75% and 100% Full Indications
1 en Lights - Emergency Battery Pack Tester - Change Grounding Scheme12/12/2002
en Containerized Cargo Handling System - Cargo Handling Control Panel - Cargo Control Joystick Assembly - Switch Replacement02/20/1997