KaVo In eXam 3510, Инструкции техника

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Technician's instructions KaVo In eXam 3510
Contents
Contents
Contents ............................................................................................................................................................1
1 Product description ........................................................................................................................................2
1.1 Description of electronics .........................................................................................................................2
1.1.1 System overview ..............................................................................................................................2
1.1.2 Control unit .......................................................................................................................................2
1.1.3 HF Mainboard ...................................................................................................................................6
1.2 Functioning of In eXam electronics ........................................................................................................15
1.2.1 Basic mode (idling) .........................................................................................................................15
1.2.2 Switch between 4/7mA ...................................................................................................................15
1.2.3 Exposure ........................................................................................................................................16
1.2.4 Vheat control ..................................................................................................................................16
1.2.5 kV selection and kV control ............................................................................................................16
2 Complete exchange of the x-ray head .........................................................................................................18
2.1 Remove the x-ray head ..........................................................................................................................18
2.2 Install the x-ray head ..............................................................................................................................20
2.3 Final tasks ..............................................................................................................................................21
3 Exchanging the scissor arm .........................................................................................................................22
3.1 Remove the x-ray head ..........................................................................................................................22
3.2 Disassembling the scissor arm ...............................................................................................................24
3.3 Assembling the scissor arm ...................................................................................................................25
3.3.1 Prepare the arm system .................................................................................................................25
3.3.2 Mount the arm system ....................................................................................................................27
3.3.3 Wiring .............................................................................................................................................27
3.4 Final tasks ..............................................................................................................................................28
4 Troubleshooting for service .........................................................................................................................29
4.1 Error messages on the display ...............................................................................................................29
4.2 Measurements ........................................................................................................................................30
4.2.1 Voltage measurement on the mainboard .......................................................................................30
4.2.2 Measure resistance on the main board ..........................................................................................31
4.3 Identifying errors .....................................................................................................................................32
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