[. . . ] This section describes how the cable switch is connected to the camera and removed. [. . . ] Pull and slide the cover to open the cable release socket as shown in Fig 1. Insert the cable switch plug into the cable release socket on the camera. Q While holding down the shutter release switch, slide the shutter release switch to the [HOLD] side. 6) The shutter remains open while the shutter release switch is on [HOLD]. [. . . ] 6) The shutter remains open while the shutter release switch is on [HOLD]. [. . . ]