During self-service hours, there are no staff at the library, but the facilities are monitored technically with the use of cameras, for example. During self-service hours you can check out and return material, use customer computers, read magazines, work or have meetings at the library. The wireless network is at your disposal. You can open the library door an enter by placing your library card below the device at the door with the barcode facing up and entering your four-digit PIN code. If you do not have your PIN code, the library staff will provide it to you during service hours.