SYSTEM - ENHANCED GROUND PROXIMITY WARNING SYSTEM SUPERSEDED ALTITUDE CALLOUTS MENU ID 23. SMART 500 CALLOUT. LOW VOLUME FOR ALTITUDE CALLOUTS. AND PEAKS AND OBSTACLES SELECTION CHANGE (SUPERSEDED BY SB 737-34-2284 R1). SERVICE BULLETIN MOS 7-Insufficient Information +-Task exists in Inspection Manu

L 737-SL-34-163 FLIGHT MANAGEMENT COMPUTER - UPDATE 10.4. SERVICE LETTER INFORMATIONAL MOS I4-SEP-2001 - (s) SL 737-SL-34-164 ACTIVATION OF 'PEAKS' AND 'OBSTACLES' IN HONEYWELL'S ENHANCED GROUND PROXIMITY WARNING INFORMATIONAL COMPUTER (EGWPS). SERVICE LETTER MOS 26-MAR-2002 - (s) 7-Insuff