JVC GY-HM600U Service Manual page 15

(4) Ingain tab
This is used for Ingain adjustment. The adjustment is automatically performed when pressing the [START] button.
(5) AF Filter tab
This is used for AF Filter adjustment. The adjustment needs to be performed under the condition of ND 1/16 and ND 1/64.
It is automatically performed under each condition when pressing each [START] button.
(6) BPD Tab
This is used for White Blemish adjustment. The adjustment is automatically performed when pressing the [START] button.
(7) Audio tab
This is used for audio adjustment.
(No.HC047<Rev.001>)1-15