[help] continuum laser oscillators adjustment

virgoagasi

in my lab there is a SL-III laser
i want to ask something in manual,in optical troubleshooting part (oscillator alignment).

i'm confuse what mirror that may not to be adjust, in the manual was said "
"never attempt to adjust the output coupler",

is it means the output compensator or the gaussian mirror ?

please help me, i wait to your respond