Leica ST5020 Servicehandbuch Seite 139

Chapter 3
T T T T T able of contents able of contents able of contents
able of contents able of contents
3.1 Hardware description - overall system ....4
3.1.1 Power output PCB .............................. 6
3.1.2 Mains power supply with dc/dc .......
converter .............................................6
3.1.3 In- and outputs with filtering .......... 6
3.1.4 Oven drive ...........................................7
3.1.5 Solenoid valve and fan drive .......... 7
3.1.6 Alarm output .......................................7
3.1.7 CPU C504 .............................................. 8
3.1.8 CPU-C504 PCB .....................................8
3.1.9 Oven ...................................................... 9
3.1.10 Oven PCB .......................................... 9
3.1.11 Filter PCBs ........................................9
3.1.12 Filter PCB - printer ....................... 10
3.1.13 Filter PCB RS232 ............................. 10
3.1.14 Level sensor ................................... 10
3.2 Wiring diagrams ......................................... 11
3.2.1 Overview - Electronics .................. 12
3.2.2 Power board .................................... 13
3.2.3 Heater oven ..................................... 14
Service Manual / Leica ST5020
3.1 Hardwarebeschreibung-Gesamtsystem .. 4
3.1.1 Lastkarte .............................................. 6
3.1.2 Netzteil mit DC/DC - Wandler ...........6
3.1.3 Ein - und Ausgänge mit ......................
3.1.4 Ansteuerung der Öfen ...................... 7
3.1.5 Ansteuerung der Magnetventile ......
3.1.6 Alarmausgang ....................................7
3.1.7 CPU C504 .............................................. 8
3.1.8 CPU-C504-Platine ...............................8
3.1.9 Ofen .......................................................9
3.1.10 Ofen- Platine ....................................9
3.1.11
3.1.12
3.1.13 Filterplatine RS232 ........................ 10
3.1.14 Füllstandsensor ............................. 10
3.2 Schaltpläne .................................................. 11
3.2.1 Übersicht - Elektronik .................... 12
3.2.2 Lastkarte ........................................... 13
3.2.3 Heizung, Ofen .................................. 14
Draft-Version 04/02 © Leica Microsystems
Inhaltsverzeichnis Inhaltsverzeichnis
Inhaltsverzeichnis Inhaltsverzeichnis Inhaltsverzeichnis
Abfilterung .......................................... 6
und Lüfter ............................................7
Filterplatinen ....................................9
Filterplatine Drucker ................... 10
Electronics
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