Note• If "OFF" is set, other communications thatuse the same network may be affected.3. Press [G].• A dialogue box to confirm the saving of settingsis displayed.4. Use [ ][ ] to select "Yes" and press [ENTER].• The system settings screen is displayed.Setting the MCUNote• When using a KX-VC1000 that has not beenexpanded for 4 Point Built-in MCU support,"MCU Settings" is not displayed in the systemsettings screen.1. Select "MCU Settings" and press [ENTER].• The settings screen of the built-in MCU isdisplayed.2. Use [ ][ ] to select the following items for input:• The following items are displayed over 2 pages.To view all the items, press [R] to move to thenext page, and press [B] to move to theprevious page."MCU Mode": Press [ENTER] and use [ ][ ] toselect the MCU mode used when starting a videoconference.– "Discussion" (default): The same image isdisplayed for the main site and sub sites. Thismode is suited to discussion-style conferences.– "Presentation": The main site sees acomposite image including the sub sites, andthe sub sites see the image from the main siteonly. This mode is suited to lecture-styleconferences."Screen Layout (Discussion)": Press [ENTER]and use [ ][ ] to select the screen layout forDiscussion Mode.– "Auto" (default): Automatically changes thelayout depending on the number of partiesjoining a video conference call.– "CP1" to "CP28": Sets the screen layoutmanually.Note• When "Auto" is selected, the layoutchanges automatically depending on thenumber of sites joining the conference.Number of Sites Layout Number2 CP13–4 CP45–6 CP67–8 CP89 CP910 CP1011-13 CP1314-15 CP1516 CP1617-20 CP2021 CP2122-24 CP24• The screen layout during a conference call canbe selected from the following 15 patterns. Thenumbers in the layout configurations indicateeach site’s image display priority.Layout Number Layout ConfigurationCP11CP21 2CP41 23 4CP61 23654124 User Manual Document Version 2018-01Contacts and Settings