Apollo Command Module Block II annunciator caution panel, measuring 5″ x 3.5″ x 2.25″, with 24 indicators on the face, 16 of which are labeled. Indicators include "BMAG Temp," "Pitch Gmbl" "Yaw Gimbl," "CM RCS" "SM RCS," "Hi Gain Ant Scan Limit," "Cryo Press," "CO2 PP Hi," and "Glycol Temp Low." A Grimes parts label is affixed to the top, reading: “Annunciator, Event, Master Caution, Type I, NAA/S&ID Control No. ME434-0020-1019, Grimes Mfg. Co. S/N 10074 TSN 0029, Part No. 75-0056-41,” with a smaller label affixed to the bottom noting the date of manufacture as June 1969. The back features an electric input and bears an inspection stamp, certifying it as functional in July 1969. In fine condition. This panel comprised the left bank of the Caution and Warning System (C&WS) lights that were found on Panel 2 of the Command Module.
Terms and abbreviations used in our descriptions.