iii
4.3.22 Remove the fan assembly .................................................................................... 4-52
4.3.23 Replace casters ................................................................................................... 4-55
4.4
Installation of Peripherals ..................................................................................... 4-57
4.4.1 Installation of black/white video printer .................................................................. 4-57
4.4.2 Installation of color video printer ............................................................................ 4-59
4.4.3 Installation of VCR.................................................................................................. 4-63
5
Maintenance Requirements ................................................................. 5-1
5.1
Tools Required ....................................................................................................... 5-1
5.1.1 Tools/measurement devices and consumables ....................................................... 5-1
5.1.2 Standard configuration of tools and consumables ................................................... 5-2
5.2
Maintenance Personnel .......................................................................................... 5-3
6
Checks ................................................................................................... 6-1
6.1
Equipment condition Inspection ............................................................................. 6-1
6.1.1 Inspection Schedule ................................................................................................. 6-1
6.1.2 Checks before inspection ......................................................................................... 6-1
6.2
Function checks ..................................................................................................... 6-2
6.2.1 Flowchart for function checks................................................................................... 6-2
6.2.2 Content of the function checks ................................................................................. 6-2
6.3
Safety Checks ........................................................................................................ 6-4
6.3.1 Electric safety ........................................................................................................... 6-4
6.3.2 Checks for mechanical safety .................................................................................. 6-5
6.4
Image Checks ........................................................................................................ 6-8
6.4.1 B/W image phantom data checks and image records ............................................. 6-8
6.4.2 Check phantom data ................................................................................................ 6-8
6.4.3 Final operation checks and image archive ............................................................... 6-9
6.4.4 Checking color flow images ..................................................................................... 6-9
7
System Maintenance ............................................................................ 7-1
7.1
Cleaning ................................................................................................................. 7-1
7.1.1 Flowchart for cleaning .............................................................................................. 7-1
7.1.2 Content of the cleaning ............................................................................................ 7-1
7.2
Software Maintenance ............................................................................................ 7-4
7.2.1 Back up the preset data ........................................................................................... 7-4
7.2.2 Restore the preset data ............................................................................................ 7-5
7.2.3 Upgrade the software ............................................................................................... 7-7
7.2.4 System recovery .................................................................................................... 7-10