TM 1–1520–238–T–2
Change 1
2–2.1/(2–2.2 blank)
Table 2–1.
Master Failure Symptom Index (cont)
Failure Symptom
MOC
Reference
ACCEPT INDICATOR ON AN/APM–378
TRANSPONDER TEST SET DOES NOT LIGHT
FOR EACH MODE (PILOT IFF
TRANSPONDER CONTROL PANEL: MASTER
SWITCH SET TO EMER, M–1, M–2, M–3/A
AND M–C TEST SWITCHES SET TO OUT)
TM 11–1520–238–23–2
IFF SYSTEM
ACCEPT INDICATOR ON AN/APM–378
TRANSPONDER TEST SET DOES NOT LIGHT
(PILOT IFF TRANSPONDER CONTROL
PANEL: MODE 4 TEST SWITCH SET TO B)
TM 11–1520–238–23–2
IFF SYSTEM
