Table 8-1. IOS Forward Control Panel Controls and Indicators

TM 55-6930-212-10 Table 8-1. IOS Forward Control Panel Controls and Indicators - Continued Control/Indicator Control Function COMMUNICATIONS - continued UHF switchlight White Permits instructor-to-student communication using UHF receiver. VHF 2 switchlight White Permits instructor-to-student communication using VHF 2 receiver. HF switchlight White Permits instructor-to-student communication using HF receiver. TRAINING PROBLEM CONTROL PAGE ADV switchlight White Allows instructor to advance to next page. PAGE REV switchlight White Allows instructor to back up to last page. SLOW TIME switchlight Green Permits performance playback of demonstra- tions to occur at half normal speed. (No synchronized audio is available during slow time.) MASTER MALF CLEAR White Clears all active malfunctions and CRT switchlight readout of same (The circuit breakers must be manually reset.) INTERCHANGE CRT UP White Interchanges CFD and TSD between fore and switchlight aft CRT. INTERCHANGE CRT DN White Interchanges GPD and AID between fore and switchlight aft CRT. STORE PLOT switchlight White In training mode, actuation of this switch- light stores computer memory for on-line transfer to hardcopy, an instantaneous snap- shot of forward CRT. HOSTILE GND FIRE White Simulates hostile ground fire. switchlight ALT SCALE CHANGE White Changes alt scale 0-2000 and 0-8000 TSD switchlight altitude time history plot. A/C CENTER switchlight White Redraws GPD background and track history centered on current aircraft location . (TAC map will not function.) TRACK ERASE switchlight White Temporarily erases ancient track history from GPD at 1/4" per second rate (oldest to newest). Momentary depression erases out-of- tolerance alerts on ground plot display (TAC map not applicable.) 8-9