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EXFO FTB/IQS-88000 Series Power Blazer for FTB-2/2Pro/500/IQS-600 User Manual

Page 498

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Test Functions

486

FTB/IQS-88000 Series

Pointer Adjustment

Sequence button when enabled, generates pointer events on a regular
basis. The initialization and cool down sequence are described below
for each pointer sequence pattern.

Pointer Sequence Pattern

Initialization

Cool down

Single pointers of opposite polarity

Basic sequence

ab

Duration



60 sec

a.

The basic sequence corresponds to the pointer event pattern defined in the standard without any Add or

extra Cancel event.

b.

Only available when the Periodic check box is selected.

Basic sequence

ab

Duration



30 sec

Regular pointers plus one double pointer

Add sequence
Duration



60 sec

Add sequence
Duration



30 sec

Regular pointers with one missing pointer

Cancel sequence
Duration



60 sec

Cancel sequence
Duration



30 sec

Double pointers of opposite polarity

Basic sequence

ab

Duration



60 sec

Basic sequence

ab

Duration



30 sec

Single pointer adjustment

One pointer event per second
Duration



60 sec

No pointer event
Duration = 30 sec

Burst pointer adjustment
Phase transient
Periodic pointer adjustment 87-3 pattern

Basic sequence

a

Duration



60 sec

Basic sequence

a

Duration = 30 sec

Periodic 87-3 with Add

Add sequence
Duration = 30 sec

Periodic 87-3 with Cancel

Cancel sequence
Duration = 30 sec

Periodic pointer adjustment continuous

Basic sequence

a

Duration



60 sec

Basic sequence

a

Duration = 30 sec

Periodic pointer adjustment continuous with Add

Add sequence
Duration = 30 sec

Periodic pointer adjustment continuous with Cancel

Cancel sequence
Duration = 30 sec

Periodic pointer adjustment 26-1 pattern

Basic sequence

a

Duration



60 sec

Basic sequence

a

Duration = 30 sec

Periodic 26-1 with Add

Add sequence
Duration = 30 sec

Periodic 26-1 with Cancel

Cancel sequence
Duration = 30 sec