737 MAX Flight Crew Operations Manual
Supplementary Procedures -
Communications
SP.5.2
MN-FLT-OH-201
Cockpit Voice Recorder Test
YA201, YA202, YA571 - YA657, YB104 - YC453, YD256 - YF632, YF801, YK652 - YN702, YR601 - YR663, YT702 - YV671
YA571, YA608 - YA657, YB104 - YC453, YD256, YF631, YF632, YF801, YL621, YL954 - YN112, YV401 - YV671
Note:
The Cockpit VOICE RECORDER switch must be in the ON
position or at least one engine must be operating to perform this
test.
Test switch........................................................................................ Push
Hold switch for 5 seconds. Observe that the STATUS light flashes
once. A tone may be heard through a headset plugged into the
headset jack.
March 1, 2021
