Remote commander, Qs 6 7 5, E video in connectors – Sony FX52L User Manual

Page 14: F trig (trigger output) jack (monaural minijack), H rs-232c connector (d-sub 9- pin, female), I video out connectors, J monitor out connector (hd d-sub 15-pin, female), Key b muting keys, C input key 4 tilt/keystone key