Setting The Gpib Address; Calibrating The Grating Filter; Maintaining The Grating Filter - JDS Uniphase TB9 Series User Manual

To use the 5 V output:
1. Activate the external relay driver by pressing the 5V key so that the key lamp lights.
2. Deactivate the external relay driver by pressing the 5V key so that the key lamp turns off.

Setting the GPIB Address

The TB9 filter can be controlled from the front panel keypad, or remotely by GPIB or RS232C
interface. If you intend to use the GPIB interface, you must set the GPIB address before
operating the TB9 grating filter in Remote mode:
1. Ensure that the TB9 grating filter is powered off.
2. Set the power switch to I (on), and press and hold the LCL key as the TB9 grating filter
powers up.
3. The message "TB9(CRLF)
sequence <CR> <LF>, and AD (a number between 1 and 32) is the GPIB address.
4. Press the last pair of
5. To store the address in nonvolatile memory, press the LCL key.
The TB9 grating filter always powers-up with the last GPIB address setting used.
The message terminating sequence is permanently set to <CR> <LF>.

Calibrating the Grating Filter

Calibration for the unit is factory-set. To ensure reliable performance, yearly recalibration is
recommended. Return the unit to JDS Uniphase for recalibration.

Maintaining the Grating Filter

Clean the connector ends before every mating to increase the operating life of the connectors,
minimize insertion loss, and reduce backreflection. Please refer to the Cleaning Connectors
section.
Depending on the TB9 model and the option chosen the instrument will have either two or
three connectors on the front. Each connector should be cleaned thoroughly before use.
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AD" is displayed, where CRLF is the message terminating
▲ / ▼ k e y s t o s c r o l l t o t h e r e q u i r e d G P I B a d d r e s s .
Operating and Maintenance Instructions – 18