iii 
5.5.2  Test Content ................................................................................................................ 5-12 
6  Software Installation & Maintenance ........................................................................ 6-1 
6.1  Enter Maintenance ............................................................................................................... 6-1 
6.2  Software Installation/Restoration ......................................................................................... 6-2 
6.4  Enter Windows ..................................................................................................................... 6-5 
6.5  Software Maintenance .......................................................................................................... 6-6 
6.5.1  Log Export .................................................................................................................... 6-6 
6.6  Data Backup and Storage .................................................................................................... 6-6 
6.6.1  Preset Data Management ............................................................................................. 6-6 
6.6.2  Patient Data Backup and Restoration .......................................................................... 6-7 
6.7  Introduction on HDD Partition Data ...................................................................................... 6-7 
7  Field Replaceable Unit ............................................................................................... 7-1 
7.1  Explosive View ..................................................................................................................... 7-2 
7.2  Assembly Explosive View ..................................................................................................... 7-3 
7.2.1  Monitor Assembly (A0) ................................................................................................. 7-3 
7.2.2  Control Panel Assembly (B0) ........................................................................................ 7-5 
7.2.3  Main Unit Assembly (C0) .............................................................................................. 7-7 
7.2.4  Cables (D0) ................................................................................................................. 7-12 
7.2.5  Accessories (E0) ......................................................................................................... 7-13 
7.2.6  UMT-500 Mobile Trolley (F0) ...................................................................................... 7-15 
8  Structure and Assembly/Disassembly ...................................................................... 8-1 
8.1  Structure of the Complete System ....................................................................................... 8-1 
8.1.1  Main Unit ....................................................................................................................... 8-1 
8.1.2  Mobile Trolley ................................................................................................................ 8-2 
8.2  Main Unit Assembly/Disassembly ........................................................................................ 8-3 
8.2.1  Preparation ................................................................................................................... 8-3 
8.2.2  Battery .......................................................................................................................... 8-4 
8.2.3  Dust-proof Mesh of Main Unit ....................................................................................... 8-5 
8.2.4  Network Adaptor ........................................................................................................... 8-6 
8.2.5  SSD Card ...................................................................................................................... 8-7 
8.2.6  Control Panel and Monitor ............................................................................................ 8-8 
8.2.7  ECG Assembly ............................................................................................................ 8-10 
8.2.8  Fan .............................................................................................................................. 8-12 
8.2.9  Probe Board Assembly ............................................................................................... 8-12 
8.2.10  Machine Board Assembly ........................................................................................... 8-14 
8.2.11  Control Panel Assembly ............................................................................................. 8-18 
8.2.12  Display (monitor) Assembly ........................................................................................ 8-23 
8.3  Trolley Assembly/Disassembly ........................................................................................... 8-27 
8.3.1  Preparation ................................................................................................................. 8-27 
8.3.2  Storage Box ................................................................................................................ 8-28 
8.3.3  Power Supply Assembly ............................................................................................. 8-29 
8.3.4  Trolley Panel Board Assembly .................................................................................... 8-33 
8.3.5  Spring Assembly ......................................................................................................... 8-34 
8.3.6  Cast-aluminum Base of Trolley Panel ........................................................................ 8-40 
8.3.7  Lifting Column ............................................................................................................. 8-42 
8.3.8  Trolley Base Assembly ............................................................................................... 8-43 
8.3.9  Installation of probe holder ......................................................................................... 8-45 
8.3.10  Disassembly of the probe holder ................................................................................ 8-47 
8.3.11  Disassembly of intracavity probe holder ..................................................................... 8-47 
9  Installation of Option Modules .................................................................................. 9-1