3Com 3C900B Installation And Operating Instructions Manual page 140

Register Default
S34 (cont.)
S35 0
136
T
ECHNICAL
Function
Bit Value Result
2 4 Disable 32S-2D trellis encoding.
3 8 Disable 64S-4D trellis encoding.
4 16 Disable non-linear coding.
5 32 Disable TX level deviation.
6 64 Disable Pre-emphasis.
7 128 Disable Pre-coding.
Bit-mapped register setup. To set registers, see instructions for S13.
Bit Value Result
0-2 1-7 Limit back channel rate.
1 = 28800 max.
2 = 26400 max.
3 = 24000 max.
4 = 21600 max.
5 = 19200 max.
6 = 16800 max.
7 = 14400 max.
3 8 Force RBS operation
4-7 12-128 Reserved.
Q R
UICK EFERENCE