Changing Tdm/Dsd Or Mcmp/Dsd Interface Compatibility - Paradyne 3610 Application Manual

Changing the DSD Option Card
The TDM/DSD or MCMP/DSD is shipped from the
factory with the option card set to EIA-232. The following
procedure tells you how to change this setting to V.35 or
back to EIA-232.
NOTE
If the unit has already been
installed, make sure that the unit
is disconnected from its power
source before changing the
option card.
"
Procedure
1. Gently work the option card free of its connector
(refer to Figure 2-6).
REAR
PANEL
Figure 2-6. Changing TDM/DSD or MCMP/DSD Interface Compatibility
3610-A2-GB41-70
2. Turn the card around, and re-insert the option card
3. Reinstall the DSU circuit card, securing it to the
4. Reconnect the LCD, keypad, and TDM/MCMP
5. Replace the cover over the expanded base,
6. Press the cover and base together until all four
OPTION
CARD
LED 1
(GREEN
EIA-232)
LED 2
(YELLOW
V.35)
July 1999
so that from the rear, the option card reads THIS
SIDE FACES REAR FOR V.35.
base with the three screws (refer to
flat cables. For the TDM/MCMP flat cable, make
sure the flat-cable ferrite choke is properly
positioned on the edge between the DSU and the
TDM/MCMP circuit card.
carefully aligning the rear panel and four snap tabs
over their corresponding slots.
tabs snap into place.
Model 3610 Installation
Figure 2-4).
496-13845-02
2-7