GSS HDMU 790 C, Инструкция по сборке

Страница: 9 / 41

- 9 - HDMU 790 C
3.2 i
nstalling the module
– Check that the plug contacts of the CA module are tightly seated in the
terminal strips on the common interface of the module and make sure
there is reliable contact.
– When installing a module, make sure that it is inserted in one of the long,
numbered grooves in front of the contact strip on the board at the rear wall
of the housing.
– The shorter, non-numbered grooves without a contact strip on the board at
the rear wall of the housing are for add-on modules only.
• Open the housing of the head-end station in accordance with the assembly
instructions for the STC 160.
• Open the locking device 1 in the direction of the arrow (fig. 2).
1
Fig. 2
• Insert the module in grooves
A
of an open slot (with contact strip on the
board at the rear wall of the housing) and gently slide it into the head-end
station until it makes contact with the board on the rear wall (fig. 3).
• After installing the module close the locking device C in the direction of the
arrow (fig. 3). Ensure to get a well contact to spring
B
.
B
A
A
C
Fig. 3