Sony FCB-EV7520 Technical Manual page 45

Inquiry Command List (4/4)
Inquiry Command
CAM_MinShutterInq
CAM_MinShutterLimitInq
CAM_HLCInq
Command Packet Inquiry Packet
8x 09 04 12 FF y0 50 02 FF
y0 50 03 FF
8x 09 04 13 FF y0 50 00 00 0p 0q FF
8x 09 04 14 FF y0 50 0p 0q FF
Comments
On
Off
pq: MinShutter Position
p: HLC level (0: Off, 1: Low, 2: Mid, 3: High)
q: HLC mask level (0: Off, 1 to F: from low to high level)

Command List