Using the Optical Spectrum Analyzer

The System Menus

Function

Factory Preset Value

 

 

Miscellaneous functions

 

 

 

Power-on in last state

Off

 

 

HP-IB address

23

 

 

Time display

On

 

 

HP logo display

On

 

 

Active function area assist

On

 

 

Active function area location

Upper right

 

 

Printer interface

Internal

 

 

To upgrade the firmware

To upgrade the firmware you must have the firmware upgrade disk set from HP.

1Press the front-panel System key.

2Press the More System Functions.... softkey.

3Press the Service Menu.... softkey.

4Press the Firmware Upgrade.... softkey.

5You are prompted for each disk in the firmware upgrade set. When the last disk has been copied, the instrument will finish the installation process and restart.

To zero the instrument

1Press the front-panel System key.

2Press the More System Functions.... softkey.

3Press the Service Menu.... softkey.

4Press the Adv Service Functions.... softkey.

5Press the Zero Now softkey.

The Zero Now function causes the auto zero function to run immediately. This allows you to manually zero the instrument when the Auto Zero function is off. The dark current of the photodetector is measured one time, and then the resulting correction is applied to all subsequent measurements, for improved amplitude accuracy.

3-50