Version 2013-08-10Page 47 of 48Operating instructions 82132/3XXX - Combi B 3013.3 Permanent power supplyIf necessary, along with the battery power supply the lock can also be supplied with voltage permanently. The following optionsare available for this purpose:a) Power supply via the intruder detection system and the alarm box (art. no. 3001001550)b) Power supply via the alarm box (see above) for connection to the signalling equipment without power supply option viathe additional 12V power supply unit at the alarm box (see above) art. no. 3002501230c) If the lock is used without any signalling equipment: 9V power supply unit can be connected directly at the lock,art. no. 3002501220Even with the permanent power supply the batteries must still be inserted into the input unit because otherwise the lockcannot be opened by means of the code entry in case of power failure or a fault of the permanent power supply. Theundervoltage indication is displayed in case of the permanent power supply failure and exhausted battery (see chapter13.1). The batteries and the permanent power supply should be checked as soon as possible in this case.14 ServiceIn case of faults or service tasks described in this manual it is highly recommended to consult a professional service technicianor the safe manufacturer.The lock has a label with the production data on the input unit, these data that might be helpful, for example in case of the firsttelephone consultation or in case of service for the initial fault localization. If you would like to access these data, open the inputunit similarly as for the battery replacement described in chapter 13.2.The label is clearly visible on the inside of the top part of the input unit:Figure 7: Label with the production data in the input unitThe label contains the following information:Figure 8: Information on the labelLock typeArticle number of the input unitSerial number of the input unitVersion number of the firmwareand year of manufacture