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PRV-LX1 RS-422A Protocol
20 20 Rewind
During playback or Time Shift PLAY, this command executes 192x speed Scan Reverse then
pauses playback at the beginning of the title.
21 11 xx Jog Forward
22 11 xx yy Jog Forward
21 12 xx Variable Forward
22 12 xx yy Variable Forward
21 13 xx Shuttle Forward
22 13 xx yy Shuttle Forward
21 21 xx Jog Reverse
22 21 xx yy Jog Reverse
21 22 xx Variable Reverse
22 22 xx yy Variable Reverse
21 23 xx Shuttle Reverse
22 23 xx yy Shuttle Reverse
During Play, Time Shift PLAY the playing speed will vary according to the speed indicated in
DATA-1(xx). When indicating “0” to DATA-1(xx) while recording, PRV-LX1 pauses recording.
PRV-LX1 ignores the “yy”.
DATA-1(xx) Speed
00 Still (Pause)
01 to 16 1/90 Slow
17 to 25 1/30 Slow
26 to 35 1/16 Slow
36 to 44 1/8 Slow
44 to 54 1/4 Slow
55 to 63 1/2 Slow
64 1X Play
65 to 88 6X Scan
89 to 98 12X Scan
99 to108 24X Scan
109 to 117 48X Scan
118 to 127 96X Scan
128 to 255 192X Scan
20 30 Preroll
Search to a particular position. Calculate the position value by subtracting the preroll time (set by
the command 44.31 Preroll Time Preset) from the value stored in the command 44.14 In DATA
Preset.
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