'''PR3 DC alignment (Kokeyama Dec/18/2019)'''

 * Make sure [[http://k1sum0.kagra.icrr.u-tokyo.ac.jp/~controls/Manual/img/VIS/GRD-VIS_SR3.MAIN.png |VIS_SR3 guardian]] is [[http://k1sum0.kagra.icrr.u-tokyo.ac.jp/~controls/Manual/img/VIS/GRD-VIS_SR3.STATES | ALIGNED]]. You can check on terminal by "guardctrl status VIS_SR3".

 * Please put -26 (<- this value is an example) to K1:VIS-SR3_IM_OLSET_P_OFFSET. From terminal, you cando "caput K1:VIS-SR3_IM_OLSET_P_OFFSET -26 (<- this value is an example) "

 * Make sure K1:VIS-SR3_TM_OPLEV_PIT_DIAGMON goes to -26 (<- this value is an example) . You can check on terminal by "caget K1:VIS-SR3_TM_OPLEV_PIT_DIAGMON"

 * Make sure green Y arm transmission goes close to 1. Check by "caget K1:AOS-TMSY_GR_PDA1_OUTPUT"

 * Then you can start FPMI Locking by pushing "FPMI_LSC_Locking" in [[http://k1sum0.kagra.icrr.u-tokyo.ac.jp/~controls/Manual/img/LSC/GRD-LSC_LOCK.STATES.png | LSC_LOCK guardian]] in [[http://k1sum0.kagra.icrr.u-tokyo.ac.jp/~controls/Manual/img/LSC/GRD-LSC_LOCK.MAIN |LSC_LOCK ]], or the initial alignment (if it seems necessary)