Epson ES-1000C Reference Manual page 211

Order of Data
bytes (in hex)
21 4C
22 xx
23 5A
24 xx
25 48
26 xx
27 xx
28 4D
29 xx
*(xx denotes a variable)
Contents Explanation
''L'' Brightness
i
''Z'' Gamma correction
i
''H'' Zoom
i1 (main scan zoom)
12 (sub scan zoom)
''M'' Color correction
i
Scanner Model Technical Data
B-29