Meridian Nortel 1 Option 11C Technical Reference Manual page 466

Page 466 of 544
553-3011-100 Standard 14.00
NTRB21 DTI/PRI/DCH TMDI card
Clock rate converter
The 1.5 Mb clock is generated by a phase-locked loop (PLL). The PLL
synchronizes the 1.5 Mb DS1 clock to the 2.56 Mb system clock through the
common multiple of 8 kHz by using the main frame synchronization signal.
January 2002