Audio Developments AD255 User Manual
Page 14

13
CONNECTOR PANEL 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
(1) Mono output XLR 
(2) Stereo output XLRs (L & R) 
(3) Reverse talkback preset 
(4) Mic/line input XLRs 
(5) Headphone monitor jack 
(6) External DC power input 
(7) Off/On switch (internal and 
external)
(8) Subsidiary connector 
(9) Stereo-return jacks (L & R) 
and calibration preset
(10) Auxiliary output 
(11) Channel direct output XLRs 
 
(1)
(2)
(3)
(6)
(7)
(8)
(9) 
 (10) 
(5)
(4)
(11)
