23 COMMUNICATIONS 23-1 -05-1 Radio Management Unit (RMU) (Honeywell Equipped Aircraft Only) -10-1 Communications System (VHF & UHF) -10-2 High Frequency (HF) Communication System C 2 1 (O) One may be inoperative provided: a) Remaining RMU is verified operative, b) Clearance Delivery Head (CDH) is verified operative, and c) Alternate procedures are established and used. Refer to OMP 23-05-01 for (O) procedure. D 3 1 Any in excess of those required by FAR may be inoperative provided it is not powered by an Emergency Power Source and not required for emergency procedures. Refer to OMP 23-A for FAR requirements D 2 0 Any in excess of those required by FAR may be inoperative. Refer to OMP 23-A for FAR requirements
23 COMMUNICATIONS 23-2 -20-1 Selective Call System (SELCAL) D 1 0 May be inoperative provided operating procedures do not require its use. C 1 0 (O) May be inoperative provided alternate Refer to OMP 23-20-1 for (O) procedures -1) Channels C 1 0 (O) May be inoperative provided alternate Refer to OMP 23-20-1 for (O) procedures -20-2 ACARS System -20-3 AFIS (VHF/SAT)
23 COMMUNICATIONS -20-4 Emergency Locator Transmitter (ELT) 23-3 -1) Survival Type ELTs D 1 0 Any in excess of those required by FAR may be inoperative or missing. One is required only for extended over water operations Refer to OMP 23-D for more CFR detail, if desired. -2) Fixed ELTs A 1 0 May be inoperative or missing provided repairs are made within 90 days. Refer to OMP 23-D for FAR requirements -30-1 Passenger Address (PA) System -1) Passenger Configuration D 1 0 Any in excess of those required by FAR may be inoperative or missing. Refer to OMP 23-D for FAR requirements C 1 0 (O) May be inoperative provided: a) Alternate normal and emergency operating procedures and/or operating restrictions are established and used and b) Flight Deck/Cabin Interphone System is operative. Refer to OMP 23-30-1 for (O) procedure. -2) Cargo Configuration D 1 0 May be inoperative.
23 COMMUNICATIONS 23-4 -30-2 Cabin Chime System C 1 0 May be inoperative provided Passenger Address System is operative. C 1 0 (O) May be inoperative provided alternate Refer to OMP 23-30-2 for (O) procedures -30-3 Pre-Recorded Passenger Announcement System C 1 0 (O) May be inoperative provided alternate Refer to OMP 23-30-3 for (O) procedures -30-4 Flight Deck Speakers C 2 1 May be inoperative provided both Pilot Station Headsets are installed and operative. -40-1 Service Interphone System (Flight Deck to Cabin) (Cabin to Flight Deck) (Flight Deck to Ground) C 1 0 (O) May be inoperative provided: a) Alternate procedures are established and used, and b) PA System is operative. Refer to OMP 23-40-1 for (O) procedures -50-1 (Reserved) -50-2 Headsets (Except Microphone) C 2 1 One may be inoperative at either pilot station provided Flight Deck Speaker System is operative.
23 COMMUNICATIONS 23-5 -50-3 Microphones (Handheld) C 2 1 One may be inoperative at either pilot s station provided associated headset with boom microphone is operative. Refer to OMP 23-C for FAR requirements -50-4 Boom Microphones (Including Headset Mic) CVR WITH FDR INSTALLED -1) Cockpit Voice Recorder Equipped to Record Boom Microphone Per FAR 121.359(g), 125.227(e) or 135.151(d) -2) Cockpit Voice Recorder Not Equipped to Record Boom Microphone CVR WITHOUT FDR INSTALLED -1) Cockpit Voice Recorder Equipped to Record Boom Microphone per FAR 121.359(g) 135.151(d) or 125.227(e) -2) Cockpit Voice Recorder Not Equipped to Record Boom Microphone A 1 0 May be inoperative provided repairs are made within three flight days.
23 COMMUNICATIONS 23-6 -60-1 Static Dischargers C 27 26 One static discharger may be missing from the entire aircraft. -70-1 Cockpit Voice Recorder (CVR) -1) With Flight Data Recorder Installed -2) Without Flight Data Recorder Installed -3) CVR installed for Other Than Holder of an Air Carrier or Commercial Operator Certificate A 1 0 May be inoperative provided repairs are made within three flight days. 0 0 NOT APPLICABLE TO THIS AIRCRAFT. -70-2 Flight Phone D 2 0 May be inoperative. -70-3 Satellite Communications Systems (SATCOM) C 2 0 (O) May be inoperative provided alternate Refer to OMP 23-70-3 for (O) procedures D 2 0 May be inoperative provided operating procedures do not require its use. -80-1 Heads Up Checklist System
34-1 -09-1 Distance Bearing Indicator (DBI) -09-2 Distance Measuring Equipment (DME) Indicator (2 nd Pilot s Station) -09-3 Non-Stabilized Magnetic Compass (Standby) C 1 0 May be inoperative provided DME, VOR/ADF bearing and compass heading displays are available at each pilot s station. C 1 0 May be inoperative provided DME displays are available at each pilot s station. B 1 0 May be inoperative provided any combination of three Gyro or INS (IRU) Stabilized Compass Systems are operative. B 1 0 (O) May be inoperative provided: a) Any combination of two Gyro or INS (IRU) Stabilized Compass Systems are operative, and b) Airplane is operated with Dual Independent Navigation Capability and under Positive Radar Control by ATC on the enroute portion of the flight. Refer to OMP 34-09-3 for (O) procedures B 1 0 (O) May be inoperative for flights that are entirely within areas of magnetic unreliability provided at least two Stabilized Directional Gyro Systems are operative and used in conjunction with accepted Free Gyro Navigation Techniques. Refer to OMP 34-09-3 for (O) procedures
34-2 -10-1 Mach/Airspeed Aural Warning Channels B 2 1 One may be inoperative. B 2 0 (O) May be inoperative provided: a) Both Mach/Airspeed Indicators on the EFIS PFD s are operative, and b) AFM Airspeed Limitations are observed. Refer to OMP 34-10-1 for (O) procedures -10-2 Altitude Alerting System A 2 0 (O) May be inoperative provided: a) Autopilot with Altitude Hold is operative, b) Operations do not require its use, and c) Repairs are made within three flight days. Refer to OMP 34-10-2 for (O) procedures NOTE: RVSM is not authorized. C 2 1 Any in excess of those required by FAR may be inoperative. -10-3 Altimeter Vibrators C 2 1 One may be inoperative provided VMC exists at departure and arrival airports. NOTE: RVSM is not authorized. -10-5 Outside Air Temperature Indicator -10-6 Air Temperature Indications (SAT/TAT) on FMS CDU C 1 0 (O) May be inoperative provided alternate Temperature Indicating System (TAT or SAT) is available and used. Refer to OMP 34-10-5 for (O) procedures C 2 0 (O) May be inoperative provided: a) Outside Air Temperature Indicator is operative, and b) Required Flight Management System (FMS) is operative. Refer to OMP 34-10-6 for (O) procedures
34-3 -20-1 Flight Director Systems C 2 0 May be inoperative provided approach minimums do not require their use. -20-2 Attitude/Heading Source Reversion Switches -20-3 Angle of Attack (AOA) System -20-4 Inertial Reference System (IRS) A 2 1 (O) One may be inoperative provided: a) SG Reversion is verified operative, b) Affected switch remains selected to normal independent source, and c) Repairs are made within 3 flight days. Refer to OMP 34-20-2 for (O) procedure. C 2 0 (O) May be inoperative provided stall warning systems are operative. Refer to OMP 34-20-3 for (O) procedure. C 2 0 As required by FAR Refer to OMP 34-A for FAR requirements. -20-5 3 rd Inertial Reference System -20-6 Air Data Computer Source Reversion Switches A 2 1 (O) One may be inoperative provided: a) SG Reversion is verified operative, b) Affected switch remains selected to normal independent source,and Repairs are made within 3 flight days. Refer to OMP 34-20-6 for (O) procedure.
34-4 -20-7 Symbol Generator Reversion Switches -20-8 Standby Attitude Indicator -30-1 Instrument Landing Systems (ILS) A 2 1 (O) One may be inoperative provided: a) ATT/HDG reversion is operative, b) ADC reversion is operative, c) Affected switch remains selected to normal independent source, and d) Repairs are made within 3 flight day. Refer to OMP 34-20-7 for (O) procedure. B 1 0 May be inoperative provided: a) Operations are conducted in day VMC only, and b) Operations are not conducted into known or forecast over-the-top conditions. C 1 0 May be inoperative provided: a) Not required by FAR, and b) Operations do not require its use. -1) Glide Slope C 3 0 May be inoperative provided: c) Not required by FAR, and d) Operations do not require its use.
34-5 -30-2 Marker Beacon System C 2 0 May be inoperative provided: a) Not required by FAR, and b) Operations do not require its use. -30-3 Microwave Landing System (MLS) -40-1 Radio Altimeter System A 2 0 (M)(O) May be inoperative provided: a) TAWS/GPWS is considered inoperative, b) TCAS is considered inoperative, c) Approach minimums or operating procedures do not require its use, d) Alternate procedures are established and used, and e) Repairs are made within two flight days. Refer to OMP 34-40-1 for (M/O) procedures -40-2 Weather Radar Systems -1) Windshear Detection and Avoidance System (Predictive) C 1 0 As required by FAR Refer to OMP 34-F for FAR requirements. C 1 0 (O) May be inoperative provided alternate Refer to OMP 34-40-2 for (O) procedures NOTE: Flight crew s alternate procedures should include reviewing windshear avoidance and windshear recovery procedures. -40-3 VTA (Voice Terrain Advisory System)
-40-4 Terrain Awareness and Warning System-TAWS -A. Class A TAWS Equipment Required 34-6 -1) Ground Proximity Warning System (GPWS) A 1 0 (O) May be inoperative provided: a) Alternate procedures are established and used, and b) Repairs are made within two flight days. -a) Modes 1-4 A 4 0 (O) May be inoperative provided: a) Alternate procedures are established and used, and b) Repairs are made within two flight days. -b) Test Mode A 1 0 May be inoperative provided: a) GPWS is considered inoperative, and b) Repairs are made within two flight days. -c) Glideslope Deviation(s) (Mode 5) C 2 1 B 2 0 May be inoperative. -d) Advisory Callouts B 6 0 (O) May be inoperative provided alternate (Continued) C 6 0 (O) May be inoperative provided: a) Advisory callout not required by FAR, and b) Alternate procedures are established and used.
-40-4 Terrain Awareness and Warning System (TAWS) (Continued) -A. Class A TAWS Equipment (Continued) -1) GPWS (Continued) 34-7 -e) Windshear Mode (Reactive) B 1 0 (O) May be inoperative provided alternate NOTE: Flight crew s alternate procedures should include reviewing windshear avoidance and windshear recovery procedures. C 1 0 (O) May be inoperative provided: a) Alternate procedures are established and used, and b) Windshear Detection and Avoidance System (Predictive) operates normally. -2) Terrain System- Forward Looking Terrain Avoidance (FLTA) and Premature Descent Alert (PDA) Functions B 1 0 (O) May be inoperative provided alternate -3) Terrain Displays C 3 1 B 3 0-4) Runway Awareness and Advisory System (RAAS) C 1 0 (continued)
-40-4 Terrain Awareness and Warning System (TAWS) (Continued) -B. Class B TAWS Equipment Required 34-8 -1) Ground Proximity Warning System (GPWS) A 1 0 (O) May be inoperative provided: a) Alternate procedures are established and used, and b) Repairs are made within two flight days. -a) Modes 1 & 3 A 2 0 (O) May be inoperative provided: a) Alternate procedures are established and used, and b) Repairs are made within two flight days. -b) Test Mode A 1 0 May be inoperative provided: a) GPWS is considered inoperative, and b) Repairs are made within two flight days. -c) Modes 2, 4 & 5 -d) Advisory Callouts B 6 0 (O) May be inoperative provided alternate (Continued) C 6 0 (O) May be inoperative provided: a) Advisory callout not required by FAR, and b) Alternate procedures are established and used. (continued)
-40-4 Terrain Awareness and Warning System (TAWS) (Continued) -B. Class B TAWS Equipment Required (Continued) -1) GPWS (Continued) 34-9 -e) Windshear Mode (Reactive) -2) Terrain System- Forward Looking Terrain Avoidance (FLTA) and Premature Descent Alert (PDA) Functions C 1 0 (O) May be inoperative provided alternate B 1 0-3) Terrain Displays C 1 0-4) Runway Awareness & Advisory System (RAAS) C 1 0 -C. Class C TAWS Equipment -1) TAWS/GPWS C 1 0 (O) May be inoperative provided alternate NOTE 1: Any Mode that operates normally may be used. NOTE 2: If Test Mode is inoperative, the GPWS must be considered inoperative.
34-10 -40-5 Lightning Sensor System -50-1 Flight Management Systems (FMS)(RNAV) C 3 1-1) Navigation Databases C 2 0 (O) May be out of currency provided: a) Current Aeronautical Charts are used to verify Navigation Fixes prior to dispatch, b) Procedures are established and used to verify status and suitability of Navigation Facilities used to define route of flight, c) Approach Navigation Radios are manually tuned and identified, and d) RNAV Departures, Arrivals, Instrument Approaches and published RNAV Routes based on RNAV guidance are not used. Refer to OMP 34-50-1 for (O) procedures -50-2 Distance Measuring Equipment (DME) D 2 0 Any in excess of those required by FAR may be inoperative. Refer to OMP 34-A for FAR requirements
-50-3 ATC Transponder and Automatic Altitude Reporting System 34-11 B 2 0 May be inoperative provided: a) Enroute operations do not require its use, and b) Prior to flight, approval is obtained from ATC facilities having jurisdiction over the route of flight. NOTE: RVSM is not authorized D 2 1 Any in excess of those required by FAR may be inoperative. Refer to OMP 34-B for FAR requirements -1) Elementary and Enhanced Downlink Aircraft Reportable Parameters Not Required by FAR -2) ATC Transponder Ident Buttons A 1 0 May be inoperative provided: a) Enroute operations do not require its use, and b) Repairs are made prior to completion of the next heavy maintenance visit. C 2 2 May be inoperative provided one is operative at each pilot position.
34-12 -50-4 VOR Navigation Receivers C 1 0 May be inoperative provided: a) Not required by FAR, and b) Operations do not require its use. -50-5 ADF System D 2 0 May be inoperative provided operations do not require its use. -50-6 Global Positioning System (GPS) C 1 0 May be inoperative provided: a) Not required by FAR, and b) Operations do not require its use. -50-7 Omega/VLF Sensor DELETED, MMEL Revision 3. 50-8 Automatic Dependent Surveillance-Broadcast (ADS-B) System
34-13 -60-1 Traffic Collision and Avoidance System (TCASII) B 1 0 (M) May be inoperative provided: a) System is deactivated and secured, and b) Enroute or approach procedures do not require its use. Refer to OMP 34-60-1 for (M) procedures C 1 0 (M) May be inoperative provided: a) Not required by FAR, b) System is deactivated and secured, and c) Enroute or approach procedures do not require its use. Refer to OMP 34-60-1 for (M) procedures -1) Combined Traffic Alert (TA) and Resolution Advisory (RA) Dual Display C 2 1 (O) May be inoperative on the non-flying pilot side provided: a) TA and RA visual display is operative on flying pilot side, and b) TA and RA audio function is operative on the flying pilot side. Refer to OMP 34-60-1 for (O) procedures (continued)
-60-1 Traffic Collision and Avoidance System (TCASII) (Continued) 34-14 -2) Resolution Advisory (RA) Display System(s) C 2 1 (O) One may be inoperative on the nonflying pilot side. Refer to OMP 34-60-1 for (O) procedures C 2 0 (O) May be inoperative provided: a) TA visual display and audio functions are operative, b) TA ONLY Mode is selected, and c) Enroute or approach procedures do not require its use. Refer to OMP 34-60-1 for (O) procedures -3) Traffic Alert (TA) Display System(s) -4) Audio Functions B 1 0 May be inoperative provided enroute or approach procedures do not require use of TCAS. -5) Airspace Selection Function -70-1 EFIS Cooling Fans (Honeywell EDZ-818 EFIS equipped only) C 1 0 May be inoperative. A 3 2 (O) One may be inoperative provided: a) Standby Attitude Indicator is operative, b) DBI and Standby Magnetic Compass are operative, c) Cabin temperature can be maintained below 35 degrees C, and d) Repairs are made within three flight days. Refer to OMP 34-70-1 for (O) procedures
34-15 -70-2 EFIS Overheat Warning Annunciators (Honeywell EDZ-818 EFIS equipped only) -70-3 EFIS Fan Fail Annunciators (Honeywell EDZ-818 EFIS equipped only) -70-4 Electronic Flight Displays (EFD) (Honeywell EDZ-818 EFIS equipped only) -70-5 Symbol Generators (SG) (Honeywell EDZ-818 EFIS equipped only) C 3 0 (M)(O) May be inoperative provided: a) All EFIS Cooling Fans are verified operative before each departure, and b) EFIS Fan Fail Warning System is operative. Refer to OMP 34-70-2 for (M/O) procedure. C 3 0 (M) May be inoperative provided: a) All EFIS Cooling Fans are operative, and b) EFIS Overheat Warning System is operative. Refer to OMP 34-70-3 for (M) procedure. C 4 3 (O) One Unit may be inoperative provided an independent PFD is available at each pilot s station. Refer to OMP 34-70-4 for (O) procedure. C 2 1 (M)(O) Right-side may be inoperative provided: a) The required number of EFDs show correct displays, b) Each pilot s EFIS is driven by an operative independent symbol generator unit, and c) Multifunction Symbol Generator is verified operative. Refer to OMP 34-70-5 for (M/O) procedure. C 2 1 (M)(O) One may be inoperative provided: a) The required number of EFDs show correct displays, b) Each pilot s EFIS is driven by an operative independent symbol generator unit, and c) Multifunction Symbol Generator is verified operative, and d) Aircraft is operated Day VMC only. Refer to OMP 34-70-5 for (M/O) procedure.
34-16 -70-6 Multifunction Symbol Generator (MSG) (Honeywell EDZ-818 EFIS equipped only) C 1 0 (M)(O) May be inoperative provided: a) Both SG s are operative, b) Standby Attitude Indicator is operative, and c) Multifunction Display (MFD) and all Electronic Flight Displays (EFDs) are operative. Refer to OMP 34-70-6 for (M/O) procedure. NOTE: MSG must remain installed to ensure that the cross side symbol generator reversion is operative. -70-7 Multifunction Display (MFD) (Honeywell EDZ-818 EFIS equipped only) (Honeywell Primus CDS/R equipped only) C 1 0 May be inoperative provided all 4 EFDs are operative. -70-8 Integrated Avionics Computer (IC-1080) (Honeywell Primus CDS/R equipped only) -80-1 Airborne Flight Information System (AFIS)