Instruction Manual

ONT-5xx 40/43 Gb/s Test Solution
9
Receiver
Recovered clock output
Via 50 W SMA connector, with clocking at line rate/64
Displays the current optical input level and the min/max values
with timestamp.
Displays the current signal frequency and offset and the min/max
values with timestamp.
Generator
Test pattern PRBS: 2
31
-1, 2
23
-1, 2
15
-1, 2
11
-1, 2
7
-1,
2
31
-1 inv., 2
23
-1 inv., 2
15
-1 inv., 2
11
-1 inv., 2
7
-1 inv.
(Conforming to ITU-T O.150)
Error insertion
Type Bit errors
Trigger Single, rates from 1 x 10
-3
to 1 x 10
-12
With mantissa equal 1
Alarm insertion
Type LOS
Trigger Continuous
Trigger output
Type Off, Laser on
Pulse output Event present, logical high
Level TTL compatible, high >2.4 V, low <0.8 V
Connector BNC, 75 Ω
Analyzer
Analysis of test pattern PRBS: 2
31
-1, 2
23
-1, 2
15
-1, 2
11
-1, 2
7
-1,
2
31
-1 inv., 2
23
-1 inv., 2
15
-1 inv., 2
11
-1 inv., 2
7
-1 inv.
(Conforming to ITU-T O.150)
Error measurement
Type Bit errors
Alarm detection
Type LOS, Pattern Loss
Resolution 100 ms
Result display of errors and alarms
Numerical display
Count, ratio and duration are displayed for each error
Duration is displayed for each alarm
Tabular display
Display of all results with time stamps
Criteria Start, stop, duration, count
Intermediate bit error
In addition to the long term bit error measurement, intermedi-
ate results are available.
Interval 1 s up to 3600 s,
Results Current/previous interval,
Count and ratio
Trigger output
Type Off, LOS alarm
Pulse output Event present, logical high
Level TTL compatible, high >2.4 V, low <0.8 V
Connector BNC, 75 Ω
40G SDH/SONET
SDH/SONET application
SDH/SONET testing
Generation/evaluation of STM-256 signal according to ITU-T G.707
Generation/evaluation of OC-768 signal according to ANSI T1.105
Mapping
SDH VC-4-256c, VC-4-64c, VC-4-16c, VC-4-4c, VC-4, AU-3/VC-3
SONET STS-768c SPE, STS-192c SPE, STS-48c SPE,
STS-12c SPE, STS-3c SPE, STS-1 SPE
Generator
Generator modes
Free definable foreground•
All channels identical •
Background selectable mapping, depending on foreground chan-•
nel with definable path overhead and Null pattern as payload
Auto signal structure
Receiver analyses the signal structure (mapping, payload, traces)
automatically for easy configuration of the test channel.
Test pattern PRBS: 2
31
-1, 2
23
-1, 2
15
-1, 2
11
-1,
2
31
-1 inv., 2
23
-1 inv., 2
15
-1 inv., 2
11
-1 inv.
(Conforming to ITU-T O.150)
Programmable word Length 32 bits