Model 3551 Dsu Switch And Jumper Locations; Model 3551 Dsu Switch Settings - Paradyne COMSPHERE 3550 Series User Manual

Figure 3-1. Model 3551 DSU Switch and Jumper Locations
Switch Position
S1-1 S1 1
S1-2
ON is to the rear as you face the front of the DSU.
Off is to the front.
3550-A2-GB20-40
Table 3-1

Model 3551 DSU Switch Settings

Switch Setting
ON Permissive V.32 DBM transmit output level of –9 dBm
(default)
Off Programmable V.32 DBM transmit level between –12 dBm and
0 dBm
ON Frame ground (FG) connected to signal ground (SG)
Off FG connected to SG through 100 ohm resistor
(default)
July 1999
Installing the Model 3551 DSU
Function
3-3