According to Ushiba-san's request, I added spectrogram plots of laser power channels.
I added 4 channels as below:
K1:LAS-POW_FIB_OUT_DQ
K1:LAS-POW_IMC_OUT_DQ
K1:LAS-POW_PMC_OUT_DQ
K1:LAS-POW_PSLOUT_OUT_DQ

You can see these plots from the Laser page of the PSL tab.