Service Letter SL-650-23| Name | Revision | Lang | Subject | Date |
|---|
| SL650-23-01 | 1 | en | Mandatory Modification to Avtech Audio Control Amplifier - Part Number 5650-1 | 04/30/1987 |
| SL650-23-02 | | en | | 07/08/1988 |
| SL650-23-03 | | en | COMMUNICATION - MICROPHONE REPLACEMENT PROGRAM | 07/08/1988 |
| SL650-23-04 | | en | Mandatory COMMUNICATIONS - STATIC DISCHARGE WICKS INSPECTION/REPLACEMENT | 01/18/1991 |
| SL650-23-05 | | en | Mandatory Emergency | 05/17/1991 |
| SL650-23-06 | | en | COMMUNICATIONS - HIGH FREQUENCY RADIO TELEPHONE CHANNEL FREQUENCY CHANGES | 09/11/1991 |
| SL650-23-07 | | en | COMMUNICATIONS - LORAL/FAIRCHILD COCKPIT VOICE RECORDER | 01/17/1992 |
| SL650-23-08 | | en | COMMUNICATIONS - SUNDSTRAND COCKPIT VOICE RECORDER 6000 HOUR MAINTENANCE ACTION | 08/03/1992 |
| SL650-23-09 | | en | COMMUNICATIONS - COCKPIT VOICE RECORDER IMPROVE RELIABILITY OF SELF-TEST CIRCUITRY, IMPROVE POWER MONITOR | 09/01/1992 |
| SL650-23-10 | | en | COMMUNICATIONS - SUNDSTRAND COCKPIT VOICE RECORDER SERVICE BULLETIN TRANSMITTAL | 12/01/1992 |
| SL650-23-11 | 1 | en | | 08/10/1993 |
| SL650-23-13 | | en | COMMUNICATIONS - TRANSMITTAL OF LORAL DATA SYSTEMS FIELD SERVICE BULLETIN GACVR 010, ALTERNATE SUPPLIERS FOR UNDERWATER LOCATOR BEACONS | 09/09/1994 |
| SL650-23-14 | | en | COMMUNICATIONS - TRANSMITTAL OF LORAL DATA SYSTEMS FIELD SERVICE BULLETINS CVR163 AND CVR164 | 08/26/1994 |
| SL650-23-15 | | en | COMMUNICATIONS - TRANSMITTAL OF LOCKHEED MARTIN SERVICE BULLETIN A200S SSCVR FSB007, NEW SOFTWARE PROGRAM INCORPORATED INTO MAIN PROCESSOR PRINTED WIRING ASSEMBLY, P/N 205E0976-XX | 07/18/2000 |
| SL650-23-17 | | en | COMMUNICATIONS - TRANSMITTAL OF AIRSHOW SERVICE BULLETIN 920720-1 AIRSHOW 400 DIGITAL INTERFACE UNIT | 11/04/1999 |
| SL650-23-18 | | en | COMMUNICATIONS - TRANSMITTAL OF ROSEN PRODUCTS SERVICE BULLETIN 02-001, SLIMLINE MONITOR PLUG WITH POGO PINS | 08/02/2002 |
| SL650-23-19 | 1 | en | COMMUNICATIONS - AIRSHOW RELIABILITY IMPROVEMENTS AND SERVICE PACK SOFTWARE UPGRADE | 11/07/2002 |
| SL650-23-20 | | en | COMMUNICATIONS - TRANSMITTAL OF HONEYWELL SIL D201005000001 | 08/20/2010 |
