Also read the installation manuals for the other devices included in your system. JM-4MED. HANDS-FREE COLOR VIDEO INTERCOM MASTER STATION. Aiphone JM-4MED monitor comes with continuous monitoring system that record calls automatically or manually. INSTALLATION & OPERATION MANUAL. PART NAMES .. JM-4MED. Sub master station 1 (ID = 2). JM-4HD. Sub master station 2 (ID = 3). JM-4HD. Hands-free color video intercom master station long distance adaptor distribution adaptor. Thank you for selecting Aiphone for your communication and security needs. Intercom System Aiphone JM-4HD Installation & Operation Manual. Door stations connect to the JM Series master station (JM-4MED) using . Refer to instructions for actual installation directions and wiring distances. 18 AWG.Database contains 2 Aiphone JM-4MED Manuals (available for free online viewing or downloading in PDF): Operation manual, Installation manual . GT Multi Building Setting Manual (1.3 MB) GT Series Parts Reference Guide (1.4 . JM-4MED Installation (1.8 MB) JO Series Kit Installation & Operation Manual Please make sure to read this manual for safe and correct use of the system, and keep it in a JM-4MED. HANDS-FREE COLOR VIDEO INTERCOM MASTER STATION .. depending on the installation environment, it is not a malfunction. 5 Apr 2013