Installation Menvier40/100Page 32Note: If you cannot enter Installer Menu then thecontrol unit will start a tamper alarm when youopen the control unit lid.2. Remove mains power, then open the caseand disconnect the battery.Note: This procedure will not work if the controlunit lid tamper remains closed.3. Identify the Reset Codes pins on the mainPCB (see item 19 in Figure 3).4. Short the Reset Codes pins together using ascrewdriver or jumper link. (Keep the short onuntil step 6.)5. Apply mains power.The control unit loads the factory defaultaccess codes:Grade 2: User 1=5678, Installer=1234.Grade 3: User 1=567800, Installer=123400After a short pause the system starts a atamper alarm and the display shows thewords “Please wait...”. The red LEDs glow toshow an alert that the control unit lid is open.6. Remove the short from the Reset Codes pins.7. Reconnect the battery.8. Close the control unit lid (to restore the tamperswitch).The display shows the time and date, forexample:9. Key-in the default user 01 code to silence thesounders.The display shows:10. Enter Installer Menu and then leave it again.The LEDs around the navigation key shouldnow be green. If they glow red then there maybe an alert for a missing battery that needsacknowledgement. To force the control unit tocheck the battery:11. Press , key in 5678 (or 567800 for Grade 3),press again.The navigation key LEDs should now glowgreen.Note: The log is protected and cannot be erasedby the Installer.Restoring Factory Defaults OnlyIf you wish to restore all factory default options,without defaulting the user and installer accesscodes then:1. From the Installer Menu select System Options– Restore Defaults – Factory Defaults.The display shows:2. EITHER: Press to go back to the InstallerMenu without changing defaults.OR: Press to load defaults.If you press the display shows:3. Press A or B to select the desired mode.The display shows:4. Press or to display the desired SecurityGrade (“2” or “3”) on the bottom line of thedisplay and then press to select it.The display shows:5. Press or to display the desired wiringtype on the bottom line of the display and thenpress to select it.The system loads all defaults except forAccess Codes and the Log.The display briefly shows:Followed by:6. Press until the display shows:7. Press .The display shows:The control unit scans the bus to see whatdevices are attached and powered up. Afterseveral seconds (depending on the number ofdevices connected to the bus) the displayshows, for example:The top line of the display shows the numberof new devices found. Because you haverestored factory defaults the control unit haserased its internal list of bus devices and thedisplay will not show any devices as missing.So, if a device is attached to the bus but notpowered up then the control unit will notdetect it. The bottom line of the display showsthe first in the list of found devices. Press to see any other items in the list.8. Press .The display shows: