Installation and Operating Instructions Surface -
Contents
1. the next press of the button switches back to the first camera If several colour cameras are installed the number of the acti e g Cam 1 is displayed for approx the lower part of the display In the menus pressing this button moves back on menu or exits the menu again Menu ve camera 5 seconds in serves as a Back button i e e step in the Briefly pressing the button activates the menu see Page 11 OK OK confirms the menu item selected in the display VVA Selection of the menu items or settings in the display If no menu is active the voice volume see Page 7 and the ringing tone volume see Page 7 are set with ZA D Directly switches a switching actuator see Page 10 Ex Used for ringing tone deactivation see Page 8 O Operation of the door opener see Page 10 N Accepts and ends call and operates the enforcement function see Page 6 Normal conversation mode Camera 1 Door call gt Accept call Camera Accepting a call v When a call is received EN flashes for two minutes 1 Press to begin intercom conversation with the person at the calling station v During the intercom conversation lights up i Maximum conversation time The maximum conversation time is 2 minutes When this time expires the conversation is automatically ended If the call comes from a video door station the display main display is automat2. Automatic door opener The automatic door opener is used for example in doctor s offices If the automatic door opener is active the door opener is automatically actuated approx 4 seconds after pressing one of the door station call buttons If several door stations are present in the system the automatic function acts on the door opener of the door station from which the door call was triggered The automatic door opener is activated or deacti vated with OK The active automatic door opener is marked in the display with At the same time O lights up with the automatic door opener switched on e 1 Behaviour after power failure Following a power failure the automatic door opener is deactivated 17 18 Options Automatic call acceptance When an incoming internal call is received from another home station the call is automatically accepted after 1 second i Note This function can only be ensured if only one home station with automatic call acceptance is called per internal call Broadcasts from one home station to several home stations simultaneously are not permitted The automatic call acceptance is activated or deactivated with OK The active automatic call acceptance is marked in the display with At the same time the amp flashes with the Automatic call acceptance switched on i No room surveillance possible Automatic call acceptance cannot be used for acoustic monitoring
3. cover frame on the flush mounted box 3 Secure the mounting plate to the support ring of the flush mounted box with two screws 26 Connection Wall mounting Strip the supply cable 2 Mark the drilling holes Specify the mounting location so that the mounting plate is located centrally over the cable outlet 3 Drill the two mounting holes and insert the dowels 4 Attach mounting plate with the cover frame to the wall with two screws L Following the installation of the mounting plate the wall station is connected e the 2 wire bus to the BUS terminals e any additional power supply used to the ZV terminals from 3 surface mounted home stations video called simultaneously one additional power supply is required per device e and if necessary the lines of the floor call button to the ET terminals A No jumpers between BUS and ZV No bridges may be laid between BUS and ZV on the surface mounted home station video The home station automatically detects whether an additional power supply is connected 2 Close the home station place the upper housing section auf die mounting plate and engage it 27 Removal 28 To remove the home station carefully press the lower snap clip vertically upward with a screw driver and remove the upper housing section of the home station 1 a J Start up Once you have installed all of the d
4. of a room Baby phone function Start up menu Men To open the Start up menu Basic setting 1 Press the programming button on the control Frequency device for 3 seconds to start the programming i mode V D flashes on the home station If the home station has already been assigned call buttons amp lights up 2 Briefly press Menu to open the Start up menu The following setting options are available in the Start up menu Basic setting Basic setting Main display Wa Here the functions Resistor e Main display TFT manually on j e Resistor e TFT manually on 2S can be activated or deactivated The desired func tion is selected with NZ N and confirmed with OK An active function is marked with 7 Basic setting Main display Factory setting Main display If several home stations with a video function are operated in one flat amaximum of one home sta tion with video function may serve as the main dis play per call button the others are defined as aux iliary displays The main display is automatically switched on with an incoming door call The auxiliary displays are only switched on with a call acceptance at the respective home station after a door call or via the H without accept ing the call 20 Basic setting Resistor Factory setting activated The terminating resistor of the flush mounted home station video is activated deactivated here This setti
5. terminals Additional power supply WxHxD 55x 127 x 21 mm 0 C to 50 C 2 PAL 320 x 240 H x V OVGA SELV 24 V DC 10 300 mA from 3 surface mounted home stations video called simultaneously one additional power supply is required per device Warranty The warranty is provided in accordance with stat utory requirements via the specialist trade Please submit or send faulty devices postage paid together with an error description to your respon sible salesperson specialist trade installation company electrical specialist trade They will forward the devices to the Gira Service Center 39 Gira Giersiepen GmbH amp Co KG Elektro Installations Systeme Postfach 1220 42461 Radevormwald Deutschland Tel 49 0 21 95 602 0 Fax 49 0 21 95 602 191 www gira de info gira de GIRA 19 11 10 41 05 56
6. the factory settings here A differentiation is made between Display parameters Here the values of the menu items Basic setting Language Brightness Con trast Colour and Switch on time are reset to the factory setting The assignments to colour cameras call buttons and stations are retained Delete cameras All camera assignments are cleared here The values in the menus Frequency Lighting Brightness Contrast and Colour are reset to the factory setting Delete cameras is for example required if the bus connector of the video door station is to be replaced Once you have executed this function the cam eras must be registered again For this purpose start the programming mode on the control device and press any call button on all door stations with a colour camera for 3 seconds each Important Go through the door stations in the order which is to be displayed later in the video image e g Main door Camera 1 Side door Camera 2 etc Delete call assignment Here all assigned call buttons and the ringing tone melodies are deleted or reset Delivered state Here all menu items of the home station reset to the factory setting In addition the assignments to call buttons and colour cameras are deleted Version 100 E904AF FW 0100 0104 0139 HW 030104 0403 Back Release gt Auto door opener Auto call accept Version Information on the version and the current soft ware revision of the home sta
7. 1 selectable languages 1 Cover frame 2 gang without crossbar not included in the scope of supply frameless installation only possible with wall mounting Mounting plate Surface mounted home station video Fixing holes for wall mounting Fixing holes for box mounting Terminal block Protective cover for protecting the terminal block during installation or renovation work NO PwW M Operation Menu OK X The surface mounted home station video is oper ated with capa citive operating buttons All that is needed for operation is to lightly touch the sym bols Successful actuation of the buttons is sig nalled by an acknowledgement be switched off if desired The operating buttons have the functions re cameras are in switched on one which can ollowing specifically switches the display and the ated colour camera on and of o To switch on briefly press several colour stalled the last eine camera is To switch off press and hold or approx 2 seconds If several colour cameras are connected is also used to switch to the next camera After a door call the camera image from the door station which initiated the door call is displayed Pressing switches on the next camera and then the one after that etc Once the last camera is reached
8. G on the home station for 3 seconds until a brief acknowledgement tone is heard v A long acknowledgement tone indicates successful assignment Three short acknowledgement tones indicate faulty assignment The memory of the home station flush mounted home station max 10 surface mounted home stations max 15 call buttons may already be occupied 7 Briefly press the Systemprogr button on the control device to exit the programming mode 31 Assigning a flush mounted home station to surface mounted home station video l 3 S ae N ee asad y 32 A voice connection between two home stations can be established via the internal call To assign a flush mounted home station call but ton to the surface mounted home station video please proceed as follows 1 Press the Systemprogr button on the control device for 3 sec to start the programming mode 2 Press the call button on the flush mounted home station for 3 seconds Release the call button following the brief acknowledgement tone sounds v The home station outputs a long acknowledge ment tone i Releasing the button after 3 seconds If the button is not released after the first acknowledgement tone all call buttons of the home station will be deleted after an additional 3 seconds 3 Press the button on the surface mounted home station video for 3 seconds until a brief acknowledgement tone is heard vy A long acknowledgement tone i
9. Installation and Operating Instructions Surface mounted home station video 1279 Contents Device description ennnenenee 3 Operation 4 ormal Conversation Mode 6 Switehing functions assessment 10 Structure of menu interface 11 User MEDU ai asoan ae 12 Start up MENU ninrin 19 nstallation Comete sarne e A Remova lisener a N c ht cata S StA a are een een Assigning a door station to surface mounted home station video 30 Assigning surface mounted home station video to a flush mounted home station 31 Assigning a flush mounted home station to surface mounted home station video 32 Assigning a switching actuator to surface mounted home station video 33 Assigning surface mounted home station video via floor call button 34 Deleting all call button assignments via floor call button nnnne 35 What to domniemane 36 Notes OM Cale ne eignen 37 Technical data ya 38 Waran ANN Sadia nieve eens 39 Device description The surface mounted home station video from the Gira telecommunication system is a completely preassembled unit with a 2 TFT colour display and a convenient hands free speech function The surface mounted home station video is operated with capacitive operating buttons The system settings and operation are supported with an on screen display in 2
10. Xlights up for approx 3 seconds the ringing tone is deactivated e If X goes out up for approx 3 seconds the ringing tone is activated Then amp flashes to indicate that Automatic call acceptance is active Switching on camera image With _H the display of the home station and the related colour camera can be specifically switched on off 1 To switch on briefly press y If several colour cameras are present the last active camera is switched on v With several colour cameras the designation of the camera currently active is shown in the lower area of the display for approx 5 seconds 2 To switch off press and hold for approx 2 seconds Changing to next colour camera If several colour cameras are installed it is possi ble tc o switch to the respective next camera with i Briefly pressing switches on the next camera in each case Vv The designation of the camera currently active is shown in the lower area of the display for approx 5 seconds Switching functions 10 Opening door 1 The door opener is operated with O v If several doors are present the door opener of the door station from which the door call was made is operated within 2 minutes It switches to the main door 2 minutes after the start of the call or 30 seconds after the door call is ended Switching light on only in conjunction with a switching act
11. con nection from the active home station to the active colour camera This means that the frequency for the transfer path between the home station and the colour camera must be set individually if sev eral home stations and or colour cameras are present If several cameras are present the Start up menu must be exited to select the next camera then the next camera must be switched on with CH 21 Lighting gt Camera 1 22 Camera 2 Camera 3 Lighting Factory setting activated The behaviour of the field of view illumination of he colour camera is activated or deactivated here The desired camera is selected with 7 and confirmed with OK A camera with an activated field of view illumination is marked with With the function activated the field of view illu mination of the colour camera is switched on fora door call or with manual switching on of the sur face mounted home station video if the ambient brightness is less than 1 lux With the function deactivated the field of view illumination is always switched off e Setting with several home stations and 1 colour cameras The illumination setting only applies for the active surface mounted home station video and the active colour camera This means that if several home stations and or colour cameras are installed the lighting for each colour camera must be set individually on each home station Assign Inthe Assign menu the hom
12. e station is assigned components from the door communication sys tem e g door stations home stations and switch ing actuators Internal call R 3 24 S 2 20 BI Back The exact work procedures for assigning compo nents from the door communication system are described in detail from Page 30 Teach in call the home station is assigned a call button R 3 24 Indicates how many call buttons have already been taught in and the maximum number that can be assigned In this example the home station has already been assigned 3 call buttons and a total of 24 call but tons can be assigned Internal call here an internal call of the home sta tion is assigned to another home station or a TC gateway S 2 20 Indicates how many internal calls have been temporarily stored In this example 2 internal calls are temporarily stored by the home station a total of 20 internal calls can be temporarily stored Switching action a switching action of the home gt Switching action station is assigned to a switching actuator here see Page 33 R 3 24 S 2 20 i Internal call switching action Back The Switching action menu item is only active if the programming mode is active on the switch ing actuator In this case no internal calls can be provided 23 Factory setting gt Ba 24 Disp parameters Delete Del call Delivered s ck Factory setting The settings of the home station are reset to
13. eras are installed these parameters can be set individually for each camera at each home station 15 Switch on time Switch on time Factory setting 30 seconds The switch on time specifies the amount of time after which the display of the home station auto matically switches off after manually switching on the camera pictures The switch on time is selected within the range from 20 seconds to 120 seconds with NZ A Pressing OK saves the set value and exits the menu If the menu is exited with Back the change is 60 seconds not saved Language Language MX Factory setting German Cestina The display texts of the home station can be gt German shown in 21 different languages The desired English language is selected with NZ A and confirmed with OK Back pa 5 P he active language is marked with 7 Options Options gt Button tones Auto door opener e Auto call accept 1 Number of displayed functions Under Options only the functions which have been released in the Start up menu under the item Releases appear see Page 25 Here the functions e Button tones always activated e Automatic door opener e Automatic call acceptance can be activated or deactivated The desired func tion is selected with 7 and confirmed with OK An active function is marked with 4 16 Options Button tones The button tones of the home stations can be switched on off here Options
14. evices door and home stations control device etc you can start up the door communication system Start up of the door communication system is described in the system manual included with the control device download the system manual at www download gira de The most important start up procedures of the surface mounted home station video are explained on the following pages When the menu is opened for the first time the Language menu appeares automatically Please select the desired language with 7 and con firm it with OK i Max number of call buttons Please note that up to 24 call buttons can be assigned to a surface mounted home station video 29 Assigning a door station to the surface mounted home station video 3S AXA systemprogr sie eee A A door station call button is assigned to the sur face mounted home station video as follows 1 Press the Systemprogr button on the control device for 3 sec to start the programming mode 2 Press the call button on the door station for 3 seconds Release the call button following the brief acknowledgement tone sounds eae c v The door station outputs a long acknowledge ment tone i Releasing the button after 3 seconds If the button is not released after the first acknowledgement tone all call buttons of the door station will be deleted after an additional 3 seconds i 3 Press the button on the home station for 3 second
15. floor call button 3s 3s 34 Ly Systemprogr Sao Sa 7 M Meier 7 Zr RS ie Systemprogr cals See 7 If you cannot access the flat during start up you can also assign the surface mounted home station video via a connected floor call button 1 Press the Systemprogr button on the control device for 3 sec to start the programming mode 2 Press the call button on the door station for 3 seconds Release the call button following the brief acknowledgement tone sounds v The door station outputs a long acknowledge ment tone 3 Press the floor call button of the home station to be asseigned for 3 seconds Release the floor call button after the brief acknowl edgement tone sounds v A long acknowledgement tone indicates successful assignment Only possible with home station connected directly With several parallel home stations only the home station connected directly to the floor call button can be taught in via the floor call button 4 Briefly press the Systemprogr button on the control device to exit the programming mode Deleting all call button assignments via floor call button 1x Io A Systemprogr 232 re Se AOS A systemprogr I EN If necessary the assignments to the surface mounted home station video can also be deleted via a connected floor call button 1 Press the Systemprogr button on the control device for 3 sec to start the pro
16. gramming mode 2 Press the floor call button of the home station with the assignments to be deleted for 12 seconds A short acknowledgement tone sounds after 3 seconds and 6 seconds Continue to press the floor call button until a long acknowledge ment tone sounds v All assignments of the surface mounted home station video are deleted 3 Briefly press the Systemprogr button on the control device to exit the programming mode 35 What to do if 36 2 Der A O and D flash clockwise like a running light This error message indicates that the additional power supply on the ZV terminal has failed In this case the home station is no longer functional with the exception of the door opener function The additional power supply and the supply cable must be checked by a qualified electrician If the surface mounted home station video is to be operated without an additional power supply in future please proceed as follows A All assignments will be deleted All call button assignments to the surface mounted home station video will be deleted with the instruc tions for action described in the following 1 Press the Systemprogr button on the control device for 3 sec to start the programming mode 2 Press the Q utton on the home station for 6 seconds A short acknowledgement tone sounds after 3 seconds Continue to press the button for another 3 seconds until a long acknowledgement tone sounds 3 Briefly p
17. ically switched on and shows the camera image If several colour cameras are installed the number of the camera displayed is shown If the call comes from a door station audio or a home station the type of call Door call or Inter nal call and Accept call are shown in the dis play In this case the call can also be accepted with OK A colour camera in the system can be switched on with the Camera function button If several colour cameras are present the last active camera is switched on e Operation without 1 additional power supply If the surface mounted home station video is operated without an additional power supply no message appeares in the diplay When a call is received flashes for two minutes Door call gt End call Camera Enforcement function If the background noises at the door station are so loud that automatic switching of the speech direc tion is not guaranteed the enforcement function can be used 1 Press and hold while speaking While the button is being pressed it is only possible to speak from the flush mounted home station video to the door station 2 To end the enforcement function and release the call from the door station again release Y again End call y During the intercom conversation EN lights up 1 Briefly press to end the voice connection y The illumination of the goes out During a conversation with an audio door station or an internal co
18. n a household with several people e g parents children The ringing tone melody is set with the Ringing tone melody menu 1 Trigger the ringing tone melody to be changed with the corresponding call button taught in previously 2 Select the desired melody in the Assign melody menu with NZ A and confirm it with OK v When OK is pressed the selected melody sounds and is simultaneously saved The menu is exited with CH Back i Note When deleting the call button assignment to the home station the corresponding ringing tone melodies are reset to the factory setting Brightness Brightness Contrast Colour i Selecting camera beforehand The colour camera must be selected before one of the menu items Brightness Contrast or Colour is marked If no camera has been selected the cameras available in the system are listed for selection The respective parameters can be selected and set in the menus Brightness Contrast or Colour with ZA Pressing OK saves the set value and exits the menu If the menu is exited with Back the change is not saved Settings with several surface mounted home stations video and colour cameras The settings brightness contrast and colour apply in each case only to the connection from the active surface mounted home station video to the active colour camera That means that if sev eral home stations and or colour cam
19. ndicates successful assignment Three short acknowledgement tones indicate faulty assignment The memory of the surface mounted home station video may already be occupied A maximum of 24 call buttons can be assigned 4 Briefly press the Systemprogr button on the control device to exit the programming mode Assigning a switching actuator to the surface mounted home station video rn 1 Presst Ie ES Gael device 7 mode v The LE he Systemprogr button on the control for 3 sec to start the programming D of the last set operating mode flashes at the switching actuator TETT 2 Press the Funktion button on the switching u actuator several times until the LED of the 7 desired operating mode flashes Bea ees 3 Press the Progr button on the switching AE Co 2 actuator for 3 seconds until the LED next to he button flashes ee 4 Press t he Menu button on the home station Q Q o open the Start up menu 5 Select the menu item Assign in the Start up menu of the home station Assign menu gt Switch action 1 7 Select confirm it with OK 1x v Along succes Wr 8 Briefly ae I res contro z he menu item Switching action in the he desired switching action 1 10 and acknowledgement tone indicates sful assignment press the Systemprogr button on the device to exit the programming mode 33 Assigning surface mounted home station video via
20. ng is dependent on the topology More detailed information on this is available in the system description included with the video control device Basic setting TFT manually on Factory setting activated Here it is specified whether the display of the home station can be switched on with FI I Activated The home station is switched on after pressing a call button or with N without accepting the call Deactivated The home station is only switched on after a door call The manual switching on of the display with without accepting the call is not possible in this setting Setting with several surface mounted home stations video With several surface mounted home stations video installed these settings must be carried out on all home stations Frequency i Selecting camera beforehand Before the menu item Frequency is selected a colour camera must be selected If no camera has been selected the cameras available in the sys tem are listed for selection The optimum frequency of the video signal of the currently active transfer path is set for fine tuning of the video signal between the camera and the home station The setting must be confirmed with OK If the menu item Frequency is ended with Back changed settings are not applied e Setting with several home stations and 1 colour cameras The frequency setting applies only for the
21. nversation with another home sta tion End call appears during the conversation In this case the call can also be ended with OK Setting the speech volume The speech volume is changed to one of eight evels during intercom communication The speech volume is increased with ZN and ecreased with NZ n a etting the ringing tone volume he ringing tone volume is changed to one of eight evels when no intercom communication is in effect The ringing tone volume is increased with A and decreased with 7 Deactivating activating ringing tone A Only deactivate the ringing tone if necessary Only deactivate the ringing tone in special cases Otherwise your run the risk of not hearing the ringing in an emergency for example 1 Press X to deactivate the ringing tone With the ringing tone deactivated amp lights up 2 Press X again to reactivate the ringing tone V The illumination of X goes out Switching off the ringing tone with Automatic call acceptance activated When amp flashes Automatic call acceptance is active With Automatic call acceptance active it is not possible to change the status of the ringing tone deactivation If the ringing tone is to be deactivated or activated first the Automatic call acceptance must be deactivated in the Options menu see Page 16 If Lis pressed with Automatic call acceptance activated the current status of the ringing tone deactivation is shown e if
22. ress the Systemprogr button on the control device to exit the programming mode the display does not switch on during an internal call The display switches on during internal calls or door calls from a door station without a colour cameras when the surface mounted home station video is operated with an additional power supply Notes on care Cleaning To clean the surface mounted home station video wipe it off with a damp cloth do not use cleaners containing solvents or an antistatic cloth Never use a dry cloth as there is danger of static charging in this case A button is accidentally pressed during cleaning When wiping off the surface mounted home sta tion video with a damp cloth etc the capacitive buttons may accidentally be pressed Therefore please check after wiping off whether the front door has been opened accidentally Renovation Before the start of renovation work e g painting or wallpapering remove the surface mounted home station video from the mounting plate see Page 28 During the renovation work protect the terminal block exposed on the mounting plate against soiling with the included protective cover 37 Technical data 38 Power supply Connections Dimensions Temperature range Display size Colour system Resolution Additional power supply 26 V DC 2 V bus voltage 2 screw terminals for 2 wire bus 2 screw terminals Floor call button 2 screw
23. s Internal call 2 can be called With NZ A the desired internal Internal call 3 call is selected and called with OK Internal call 4 i i y r r D Sent appears briefly in the status line to confirm the internal call flashes for 2 minutes until the call is accepted or the internal call is ended by pressing again Back 12 Switching Switching gt Switch action In the Switching menu assigned switching actions can be triggered With NZ A the desired switching action is selected and triggered with OK Switch action or Menu Executed appears briefly in the status line to Back u confirm the switching action The marked switching action can be specifically switched on or off with the On Menu and Off E Menu OK OK function buttons i Specifically switching on off with function buttons It is only possible to specific switch a switching action on off with the function buttons if the Switching function has been selected on the switching actuator Assign melody gt Melody 1 Melody 2 Melody 3 Melody 4 Back 14 Assigning ringing tone melody The surface mounted home station video offers five ringing tone melodies which can be individu ally assigned to the call buttons of the door sta tion the internal call buttons of other home sta tions or the floor call button This allows for example a different door station call button with an individual ringing tone melody to be assigned i
24. s until a brief acknowledgement tone is heard v A long acknowledgement tone indicates successful assignment Three short acknowledgement tones indicate faulty assignment The memory of the surface mounted home station video may already be occupied A maximum of 24 call buttons can be assigned Rene 4 Briefly press the Systemprogr button on the 1x TER En control device to exit the programming mode 30 Assigning surface mounted home station video to a flush mounted home station gt Internal call gt PInternal call 1 1x FOE A systemprogr EN RE The so called internal call function can be realized with the surface mounted home station video A voice connection between two home stations can be established via the internal call To assign the surface mounted home station video to another home station proceed as follows 1 Press the Systemprogr button on the control device for 3 sec to start the programming mode 2 Press the Menu button on the home station to open the Start up menu 3 Select the menu item Assign in the Start up menu of the home station 4 Select the menu item Internal call in the Assign menu 5 Select the desired internal call 1 10 and confirm it with OK y The surface mounted home station video outputs a long acknowledgement tone At the same time the counter S of the temporarily stored internal calls is increased by 1 6 Press the button
25. tion are shown here Additional menu items The following menu items are also available in the User menu and are described in the front section of these instructions e Internal call see Page 12 e Switching see Page 13 e Assign melody see Page 14 e Brightness see Page 15 e Contrast see Page 15 e Colour see Page 15 e Switch on time see Page 16 e Language see Page 16 Release In the Release menu the functions e Automatic door opener e Automatic call acceptance are released for the end user The function to be activated is activated deacti vated with NZ A and confirmed with OK indicates that the function is activated They can then be activated in the Options user menu 25 Installation A Important Installation and mounting of electrical devices may only be carried out by a qualified electrician The surface mounted home station video can either e be mounted on a flush mounted or hollow wall box only with cover frame or e directly on the wall or on a wall lighting connec tion box with or without a cover frame Mounting with a cover frame is described in the following Proceed in a similar manner without a cover frame for frameless wall mounting e 1 Optimum mounting height As the installation height itis recommended that he centre of the display be positioned between 1 60 m and 1 70 m Box mounting 1 Strip the supply cable 2 Place the mounting plate with the
26. uator Switching actions can be triggered in two differ ent ways e press to switch on the light e g the outdoor or staircase illumination e with the Switching menu see Page 13 Structure of menu interface 1 Briefly press Menu to open the menu 1 Menu title The active menu item is shown here 2 Selection symbol The selection symbol indicates which menu item is selected Here the menu item Internal call is called up with OK 3 Status line For displaying any status messages 4 Action features of function buttons The presently available function button actions are displayed here The main menu is exited here with 1 The basic functions of the function buttons e g Switch on camera with are then not available In the Switching menu the buttons Menu and OK then also become function buttons see Page 13 5 Scroll symbols The scroll symbols indicate the directions which can be navigated in with NZA 11 User menu Briefly press Menu to open the User menu Menu gt Internal call Switching e Operation without 1 additional power supply Rng tone melody f a conversation is in progress between other users of the door communication system then the menu cannot be opened on a surface mounted home sta ion video without an additional power supply Internal call Internal call gt Internal call 1 In the Internal call menu assigned home station
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