Paradyne 7976 - Manual (Page 21)

21 7976-A2-GZ40-00 March 1999
Table 12 lists Switchpack S2 definitions.
Table 12. Switchpack S2 Definitions
Switch # . . . Allows you to . . . Default in Bold
1 Control whether the unit is an LTU or an NTU.
OFF = NTU
ON = LTU
2 Control enabling and disabling of the AutoRate capability. Only valid for
units configured as LTU.
OFF = Fixed Rate
ON = AutoRate Enabled
3, 4, 5 Select one of eight preset DSL line rates (refer to Table 13).
All OFF = 2064
6, 7 Not used
8 Emergency Use Only – The 7976 has two banks of flash memory
used to hold executable firmware. This switch allows you to switch
between the two versions of firmware. This switch is independent from
the position of Switch 1 on Switchpack S1 (switchpack enable/disable).
OFF = Current Firmware
ON = Previous Firmware
Use Table 13 to set the DSL Line Rate. Defaults are shown in bold.
Table 13. DSL Line Rate, Switches 3 – 5 on Switchpack S2
Switch Position
5 4 3
DSL Line Rate
OFF OFF ON 2064 kbps
OFF ON OFF 2064 kbps
OFF ON ON 400 kbps
ON OFF OFF 528 kbps
ON OFF ON 784 kbps
ON ON OFF 1040 kbps
ON ON ON 1552 kbps
OFF OFF OFF 2064 kbps