7-18. FILTER AND DETECTOR ASSEMBLY 2A1A1A14
INPUT CODE: OAFOCUS
This module tests the ability of filter and detector assembly 2A1A1A14 to
respond to focus commands.
The optical signal analyzer (OSA) focus mechanism is
programmed to the home position and motor status checked.
If motor status is in error, a prompt is displayed at the completion of the
The focus mechanism is then programmed to move off the home position and motor
status is checked.
If the motor status is in error, a prompt is displayed at the completion of the
The focus mechanism is programmed to the home position, and the motor status
If the motor status is in error, a prompt is displayed.
b. REPLACEMENT PROCEDURE REFERENCE
The following list provides a cross reference of replacement items to
The item column identifies the item to be replaced by
reference designation and part number.
The reference column identifies the
procedural paragraph used to perform the replacement action. The VDT screen will
display the proper sequence of repair/replace actions.
(Ref Des/Part No.)
2A2A6XX (SLOT 401)/13083412
2A2A6XX (SLOT 407)/693316