Paradyne 7974 User Manual page 50

4. Configuring the Unit Using the Internal Switches
For Switchpack S3 definitions, refer to
(Model
Table 4-7.
Table 4-8.
4-8
7975).
Switchpack S3 Definitions (Model 7975)
Switch # . . .
Allows you to . . .
1 Control whether the unit is an LTU or an NTU.
OFF = NTU
ON = LTU
2 Control enabling and disabling of the AutoRate capability.
OFF = AutoRate Enabled
ON = AutoRate Disabled
3, 4, 5 Select one of eight preset DSL line rates. Refer to
Rate, Switches 3–5 on Switchpack S3 (Model
Rate. If AutoRate is enabled, DSL Line Rate represents the AutoRate
ceiling.
All OFF = 2064 (1040 for 1 Mbps units)
6 Control enabling and disabling of the Elastic Store feature.
OFF = Elastic Store Enabled
ON = Elastic Store Disabled
7 Not used
8 Emergency Use Only – The unit has two banks of flash memory used to
hold executable firmware. This switch allows you to change between the
two versions of firmware. This switch is independent from the position of
Switch 1 on Switchpack S4 (switchpack enable/disable).
OFF = Current Firmware
ON = Previous Firmware
DSL Line Rate, Switches 3– 5 on Switchpack S3 (Model 7975)
Switch Position
5 4 3
OFF OFF OFF
OFF OFF ON
OFF ON OFF
OFF ON ON
ON OFF OFF
ON OFF ON
ON ON OFF
ON ON ON
NOTE:
On 1 Mbps units the DSL line rate defaults to 1040 Kbps (all OFF).
December 2001
Table 4-7, Switchpack S3 Definitions
DSL Line Rate
2064 Kbps (2 Mbps unit only)
144 Kbps
272 Kbps
400 Kbps
528 Kbps
784 Kbps
1040 Kbps
1552 Kbps (2 Mbps unit only)
Default in Bold
Table 4-8, DSL Line
7975), to set the DSL Line
Default in Bold
7900-A2-GB21-20