1–6 OPERATOR APPLICATIONS FOR THE DEK – 1

TM 1–1520–238–T–1 1–16 Change 5 1–6 OPERATOR APPLICATIONS FOR THE DEK – 1–6 (ADC) GENERAL (cont) (1) On the DEK, set the DATA ENTRY switch to FD/LS, press and release any key except ENTER SPACE or SHIFT to display the first page of the FD/LS menu. (2) An alternate method of accessing the first page of the FD/LS menu is to set the DATA ENTRY switch to FD/LS, press and release R SHIFT and DEF/2 keys on the DEK. (3) Select the desired test from the FD/LS menu and enter the menu address associated with that test. If necessary, press and release the ENTER SPACE key to scroll to the second page of the FD/LS menu. (4) When the system menu address is entered into the DEK, the FD/LS maintenance test is automatically performed; any NO-GOs along with the location of the faulty LRUs in the selected system are displayed on the selected display monitor. (5) If the system is not faulty, a GO message indicates a successful test. 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. (6) If a prompt or advisory message which requires an acknowledgement is received, perform the operations as stated in the message. (7) Acknowledging the prompted action(s) that have been performed can be accomplished by pressing and releasing the ENTER SPACE key on the DEK. Upon responding to the prompt, FD/LS will proceed with the testing automatically. NOTE Shift keys (L SHIFT, MID SHIFT, and R SHIFT) are used to select left, center, or right alpha characters on the DEK keys. (8) If a prompt and advisory message display requires a Y (Yes) or N (No) answer, press and release the L SHIFT and YZ*/9 keys for Y and MID SHIFT and MNO/5 keys for N.