Lucent Technologies DDM-2000 OC-3, User & Service Manual

Page: 983 / 2536

RTRV-SYNC 11 of 4 Page RTRV-SYNC
Format Line DS1
sf
(D4) format Frame Super
esf
format Frame Super Extended
Unequipped (dash) —
?
Unreadable
Mode Provisioned
of mode synchronization provisioned the is Mode Provisioned
switches option with set as packs, circuit generator timing the
are: values valid The pack. circuit TG3 or TGS the on
External
reference. External DS1 from derived Timing
FreeRunning
oscillator. internal from derived Timing
LineTimed
payload- OC-3 the from derived Timing
slots. FN-C or Main the in signal carrying
be can timing 9.1, Release with Starting
OLIU 27-type on #1 line OC-1 from derived
slots. Main in packs circuit
Mode Timing Active
of mode synchronization timing active the is mode timing Active
listed values the of any be may value The system. the
in previously
Mode Provisioned
following: the of one or
Holdover
holdover in operating is generator Timing
are references provisioned the because mode
been has system the because or available not
mode. holdover to switched manually
Timing No
removed. been have packs circuit Timing
?
unreadable. is mode Timing
State Input Reference DS1
DS1 the of state primary the to refers State Input
External
follows: as values with ports, reference timing
is
in-service
auto
automatic
Pack Circuit Active
pack circuit generator timing which indicates Pack Circuit Active
is value The active. currently is
tg-1
,
tg-2
or ,
-
(empty
slot).
OC-3 DDM-2000
2000 February 2 Issue
11-313