CHAPTER 3 NDA-24296
Page 198
Revision 1.0
PH-CK16-A
Phase Lock Oscillato r

[Mounted in TSWM0 of IPX-U/IPX-UMG System]

SWITCH
NAME SWITCH
NO. SETTING STANDARD
SETTING MEANING
SW01
1ON ×Clock subordinate office. (Fixed)
OFF Clock sour ce office.
2
ON Digital Clock Supply route zero (DCS 0) is used.
(In case this circuit card is accommodated as #0 system.)
OFF Digital Clock Supply route zero (DCS 0) is not used.
(In case this circuit card is accommodated as #1 system.)
3
ON Digital Clock Supply route one (DCS 1) is used.
(In case this circuit card is accommodated as #1 system.)
OFF D igital Clock Supply route one (DCS 1) is not used.
(In case this circuit card is accommodated as #0 system.)
4
ON 8 KHz of Frame Head signals are extracted from the DCS
signals (which is composed of 64 KHz + 8 KHz).
OFF ×8 KHz of Frame Head signals are not extracted from the DCS
signals (which is composed of 64 KHz + 8 KHz).
5
ON When clock source f ailure has occurre d in all suppl y r oute s, th e
P L O outputs the orig ina l cl o ck of th e int er n al os ci llat o r.
OFF ×When clock source failure has not occ urred, the PLO keeps on
outputting the current phase clock.
6ON ×This circuit card is associated with SYNC (PA-CK16) card and
5m Frame Pulse (FP) is supplied by the SYNC card.
(Fixed to “ON”)
OFF This circuit card is not associated with SYNC (PA-CK16) card.
7ON A-law CODEC is used for Music-on-Hold.
OFF ×µ-law CODEC is used for Music-on-Hold.
8OFF ×Fixed OFF (Not used).