User Manual of NVR Series DVRPage 16 Total 1043.2 IR ControllerIndex Name Description1 POWER Turnoff device.2 DEV Enable/Disable IR remote control3 Numeric Keys Same as numeric keys of front panel.4 EDIT Same as EDIT key of front panel.5 A Same as A key of front panel.6 REC Same as REC key of front panel.7 PLAY Same as PLAY key of front panel.8 INFO Same as INFO key of front panel.9 VOIP Same as [Main/Aux] key of frint panel.10 MENU Same as MENU key of front panel.11 PREV Same as PREV key of front panel.12 Direction KeysENTER Same as direction keys and enter key of front panel.13 PTZ Same PTZ key of front panel.14 ESC Same as ESC key of front panel.15 Reserved16 F1 Same as【F1】key of front panel.17 Lens control IRIS, FOCUS ZOOM for lens control.18 F2 Same as【F2】key of front panel.