Video menu button
Imaging status LEDs
Service port
Output board
HD-SDI-2 link A/B
(not available on D-21 HD)
Output board
HD-SDI-1 link A/B
Power supply
(BAT) socket
S-Video, Y/C
(SD output)
Composite video
(SD output)
3/8-16 mounting holes
(camera base)
Camera control
unit (CCU) socket
Accessory
(ACC) socket
11-pin accessory
socket (12 V) and
overload LED
Lens control system
(LCS) bus socket
I/O connectors
(service)
Grip system
Tape hook
Spirit level
Viewfinder swivel release