Mocomtech CDM-QX - Manual (Page 117)

CDM-Qx/QxL Multi-Channel Satellite Modem with DoubleTalk™ Carrier-in-Carrier® Revision 7
Front Panel Operation MN/CDMQX.IOM
5–51
IF LOOPBACK
I/O LOOPBACK
Figure 5-3. Loopback
5.6.2 TEST: BIST
BIST: BERT-Config BERT-Mon
BERT-Control (◄ ►,ENT)
Select BERT-Config, BERT-Mon, or BERT-Control using the ◄ ► arrow keys, then press
ENTER
.
5.6.2.1 TEST: BIST
Æ BERT-Config
BERT Config: Tx=ON Rx=ON
Tx-Pat=2047 Rx-Pat=2047
If the selected slot is Tx, the Rx parameters are not selectable, and vice-versa. Note the BERT
generator resides at the Tx side while the BERT monitor resides at the Rx side. This menu allows to
turn ON/OFF either the BERT generator or monitor and selects the BERT pattern as the user may
desire. The BERT patterns supported are Space, Mark, 1:1, 1:3, 63, 511, 2047, 2047R (or 2047
alternate), MIL-188, 2^15-1, 2^20-1, and 2^23-1.