1–7 OPERATOR APPLICATIONS FOR THE CDU – 1

TM 1–1520–238–T–1 1–18 Change 5 1–7 OPERATOR APPLICATIONS FOR THE CDU – 1–7 (ADD) GENERAL (cont) NOTE · For certain conditions and situations, operator interaction (acknowledgement or answer, etc.) may be required during the FD/LS check. · Control/switch position changes prompted by FD/LS are to be performed within 30 seconds of the appearance of the prompt, or a false NO-GO message appears on the selected display monitor. (5) If a prompt or advisory message which requires an acknowledgement is received, perform the operations as stated in the message. (6) Acknowledging the prompted action(s) that have been performed can be accomplished by pressing and releasing the SPC key on the CDU. Upon responding to the prompt, FD/LS will proceed with the testing automatically. (7) If a prompt and advisory message display requires a Y (Yes) or N (No) answer, press and release the Y key for YES or the N key for NO. (8) To abort the FD/LS check, press and release the SPC key. (9) To perform the next FD/LS check, enter the new system menu address into the CDU. b. General Procedures Using the CDU to Perform Boresighting Alignments, Verifications, and Editing. (1) On the CDU, select FAB FDLS. (2) Press and release the B key to display the boresight menu. The following is an example of the boresight menu. TADS AL – 20 VF – 21 ED – 22 GUN AL – 23 VF – 24 ED – 25 PYLN AL – 26 VF – 27 ED – 28 PNVS AL – 29 VF – 30 ED – 31 (3) The operator may select a boresight function from the menu by entering the menu address into the CDU. (4) The EGI boresight function may be selected by selecting the program FAB (PGM). BST EGI will appear on the first line next to the first VAB.