- 23 - COMMUNICATIONS
23-12-00 Very High Frequency (VHF) Communication System
23-21-00 Selective Call System (SELCAL)
23-24-00 Communication Management Function (CMF)
23-24-01 Printer
23-51-00 Cockpit/Cabin Interphone Systems
23-51-01 Cockpit Alerting System (Chime/Light)
23-51-02 Cockpit Speakers
23-51-03 Push To Talk (PTT) Switches
23-51-08 Flight Deck Headsets / Headphones
23-51-11 Cockpit Hand Microphones
23-52-00 Ramp Service Interphone System
EMB 190 MEL