BeneVision N22/BeneVision N19 Patient Monitor Service Manual 3
5.3.7 Upgrading iView System Functions ........................................................................................................................................... 5-4
6 Disassembly and Repair.................................................................................................................................................... 6-1
6.1 Tools ..................................................................................................................................................................................................................... 6-1
6.2 Preparations for Disassembly ..................................................................................................................................................................... 6-1
6.3 Whole Unit Disassembly ............................................................................................................................................................................... 6-1
6.3.1 Disassembling Display and Main Unit (Main Unit and Display Integrated Installation) ......................................... 6-2
6.3.2 Removing Handle/Encoder (Optional Encoder) .................................................................................................................... 6-3
6.3.3 Removing Handle Cover ................................................................................................................................................................ 6-4
6.3.4 Removing Main Unit Housing/Main Unit Interface Adapter Board (Main Unit and Display Separated
Installation) .................................................................................................................................................................................................... 6-4
6.3.5 Removing Display Interface Adapter Board (Main Unit and Display Separated Installation) ............................... 6-5
6.4 Disassembling Display (Capacitive Touchscreen) ............................................................................................................................... 6-6
6.4.1 Removing Display Rear Housing Assembly (D19)................................................................................................................. 6-6
6.4.2 Removing Display Rear Housing Assembly (D22)................................................................................................................. 6-7
6.4.3 Removing Switch Keypad Board ................................................................................................................................................. 6-7
6.4.4 Removing Display Interface Board/Touchscreen Panel ...................................................................................................... 6-8
6.4.5 Removing USB Board ...................................................................................................................................................................... 6-9
6.4.6 Removing LED Board/Indicator Board ................................................................................................................................... 6-10
6.5 Disassembling Main Unit .......................................................................................................................................................................... 6-10
6.5.1 Removing iView Assembly (iView Assembly Optional).................................................................................................... 6-10
6.5.2 Removing iView Assembly Support Board/USB Interface Board (iView Assembly Optional) ........................... 6-11
6.5.3 Removing Battery .......................................................................................................................................................................... 6-11
6.5.4 Removing ACDC Power Board .................................................................................................................................................. 6-12
6.5.5 Removing DCDC Power Management Board ...................................................................................................................... 6-13
6.5.6 Removing Antenna Module and Antenna Cable ............................................................................................................... 6-13
6.5.7 Removing SSD Hard Disk ............................................................................................................................................................ 6-14
6.5.8 Removing Main Control Board .................................................................................................................................................. 6-14
6.5.9 Removing Battery Backplane .................................................................................................................................................... 6-15
6.6 Disassembling the Module Rack ............................................................................................................................................................ 6-15
6.6.1 Disasembling the Handle and Hooks ..................................................................................................................................... 6-15
6.6.2 Disassembling the Rear Case of Module Rack..................................................................................................................... 6-16
6.6.3 Disassembling the Module Rack Interface Board .............................................................................................................. 6-16
6.6.4 Disassembling the Infrared Backplane of Module Rack .............................................................................................. 6-17
6.7 Disassembling the M51C Module .......................................................................................................................................................... 6-18
6.7.1 Disassembling the Front Panel Assembly ............................................................................................................................. 6-18
6.7.2 Disassembling the Parameter Board ...................................................................................................................................... 6-18
6.7.3 Disassembling the SpO2 board ................................................................................................................................................ 6-19
6.7.4 Disassembling the Infrared Board ........................................................................................................................................... 6-19
6.7.5 Removing the Pump and Valve................................................................................................................................................. 6-19
7 Parts ................................................................................................................................................................................... 7-1
7.1 Main Unit ........................................................................................................................................................................................................... 7-1
7.1.1 Exploded View .................................................................................................................................................................................... 7-1
7.1.2 Parts List ............................................................................................................................................................................................... 7-1
7.2 D19 Display Assembly (Capacitive Screen) ........................................................................................................................................... 7-3
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