MASTER STC
USER MANUAL
33
11.3 THE SELECTED CHANNEL CARRIES ON A QAM (CATV) SIGNAL
THE CHANNEL IS SUCCESSFULLY LOCKED (THE LOCK ON THE LCD
BOTTOM-RIGHT CORNER IS CLOSED)
The Autodiscovery will automatically detect the QAM signal type. The second row of the
LCD [C] displays TV QAM, together with the relevant standard (e.g.: DVB-C).
NOISE MARGIN, QUALITY TEST, MER AND ERROR COUNT
MEASUREMENTS
The second row of the LCD [C] displays TV QAM and the relevant standard.
When the channel is properly locked, the first screen of the meter shows the Noise Margin
value (N.MARG), the result of the real time quality test (QLTY, FAIL, MARG. and PASS),
and the MER and ERROR COUNT (ERRORS) measurements. The Noise Margin and the
MER measurements are also displayed on level bars with peak level memory.
Furthermore, the bottom row of the LCD will display the main information of the tuned
bouquet:
• Bouquet name (network name), after some seconds and under acceptable
receiving conditions.
• Encryption system (encrypt), if there is at least one encrypted program in the
bouquet, after some seconds and in acceptable receiving conditions.
• C, above the TV icon on the LCD [C] frame
• A closed lock in the bottom right corner of the LCD [C]
BER MEASUREMENTS BEFORE AND AFTER VITERBI ERROR
CORRECTION
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