QSC26404 User’s Manual1214 ESC Same as ESC key on front panel.15 Reserved16 F1 Same as【F1】key on front panel.17 Lens control IRIS, FOCUS ZOOM for lens controlon PTZ camera.18 F2 Same as【F2】key on front panel.Loading the Batteries Into the Remote Control1. Remove the battery cover.2. Insert the battery. Make sure that the poles (+ and -) are correctly positioned.3. Replace the battery cover.Starting the Remote ControlPress【DEV】key, input the DVR device ID (default is “88”, can be changed in“Display” menu) and then press the【ENTER】key. If the “STATUS” light of the DVRfront panel is green, it means you can use the remote control to operate the DVR.Disabling the Remote ControlWhen the remote control status is on, press【DEV】key again, the “STATUS”light will turn off. Then the remote control can not control the DVR.Powering Down the DVRWhen the remote control status is on, press【POWER】key for several seconds,the DVR will be powered off.If Remote Control Does Not Work Check pole positions of batteries. Check the remaining charge in the batteries. Check to see if the sensor is blocked. If the problem still exists, please contact Administrator.