Agilent Technologies N4962A Podręcznik Użytkownika Pobierz pdf (Strona 37)

Operation

Serial BERT 12.5 Gb/s User Guide 37

4.2.3 Front Panel – Local, Receiver, and Data Path Controls

Figure 10. N4962A front panel – local, receiver, and data path controls

Table 12. N4962A front panel – local, receiver, and data path controls

Text

Type

Description

Default

Local

button

& light

Light indicates local control:

• ON when front-panel control is

enabled;

• OFF when remote GPIB interface

is in use.

Button switches to local control.

Receiver

button

& light

Light indicates error detector is ON, and:

• Elapsed time is accumulating;

• Total bits and errors are being

counted;

• BER measurement is being

calculated.

If detector is ON, pressing button:

• Saves state (# bits, errors, &

seconds);

• Turns off detector;

• Puts detector into training mode

(for auto-synchronization of

incoming bit stream).

If detector is OFF, pressing button:

• Resets state (# bits, errors, &

seconds);

• Turns on detector.

OFF

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Agilent Technologies N4962A Podręcznik Użytkownika Strona 37