Comtech EF Data SNM-1001L - Manual (Page 48)

SNM-1001L Satellite Modem Revision 1
Installation MN/SNM1001L.OM
2–8
2.4 Data I/O Interface Connector (J8) Removal/Installation
Note: The following procedures outline the removal and installation of the Data I/O connector
(J8). These procedures are written with the assumption that the same configured connector will
be reinstalled. However, the operator does have an option to install a different configured
connector. Refer to Table 2-1 for a matrix explaining connector options.
Table 2-1. Connector (J8) Matrix
Modem Configuration EIA-422/EIA449 V.35
25-pin Connector X X
34-pin Connector X
37-pin Connector X
To remove Data I/O Connector (J8), as follows:
1. (For Ribbon-Configured Connector PL/6031.) Remove Data I/O connector (J8)
(Figure 2-4) as follows:
a. Remove four screws securing the rear panel to the chassis.
b. Pull out rear panel to gain access to disconnect connector (J8).
c. Disconnect connector (J8) from the PCB.
d. Remove the four screws securing connector (J8) to the rear panel.
e. Remove the connector (J8).
To install Data I/O Connector (J8), as follows:
1. (For Ribbon-Configured Connector PL/6031.) Install Data I/O connector (J8) (Figure 2-
4) as follows:
a. Position connector (J8) in rear panel.
CAUTION
Use care when connecting the data I/O connector (J8) to the PCB.
Damage to the connector pins may render the data I/O connector
(J8) unserviceable. Misalignment can be the result.
b. Connect connector (J8) to the PCB.
c. Secure connector (J8) to the rear panel with four screws.
d. Position the rear panel to mate with the chassis and secure with four screws.