Anritsu BERTWave Series, Operation Manual, Page: 250 / 466

Chapter 6 How to Operate Sampling Scope
6-56
Table 6.2.6-1 Items of Time Dialog Box (Cont’d)
Tab Item Description
CRU, CRU
(2
6G).
C
R
U
(53
G)
Clock Recovery Sets the clock recovery unit when Operation Mode is Recovery.
Displayed only when Operation Mode is Recovery.
Lock Status Whether or not the clock recovery unit is locked on the input signal
is indicated.
Operation
Rate
Selects the operating frequency of the clock recovery unit.
Specifies the symbol rate (kbaud) if the Operation Rate is Variable.
CRU Loop BW Selects the loop bandwidth of the clock recovery unit.
CRU Lock*
6
Allows the clock recovery unit to lock the recovered clock to the
input signal.
Auto Relock*
6
Off: Does not perform CRU Lock automatically when a signal is
input to the clock recovery unit. To lock to the input signal,
click CRU Lock.
On: Performs CRU Lock automatically when a signal is input to
the clock recovery unit.
Operation Clk
Rate
MP2110A-054:
When Operation Mode is Through, the frequency of the clock
input to the
CRU In
connector is displayed.
MP2110A-055:
When Operation Mode is Through, the frequency of the clock
input to the
Optical SMF Data In
connector is displayed.
*6: Displayed when MP2110A-055 is installed.
MP2110A-054 MP2110A-055
Green The clock output from
CRU Out is locked on the
input signal.
The clock output from
Recovered Clock Out is
locked on the input signal.
Red The clock output from
CRU Out
is NOT locked
on the input signal.
The clock output from
Recovered Clock Out
is
NOT locked on the input
signal.
No signal is input to
Optical SMF Data In
.
Orange The clock output from
Recovered Clock Out
is
NOT locked on the input
signal.
A signal is input to
Optical SMF Data In
but is
out of the symbol rate
range.