OHAUS RU-U2 - Default Chapter; Table of Contents

Service Manual RU OHAUS
Page 3 / 53 11/01/2010 Ohaus
Content Page
1. PRECAUTIONS ......................................................................................................... 4
2. Specifications RU..................................................................................................... 5
2.1 General Description ............................................................................................5
2.2 Features..............................................................................................................6
2.3 Customer/Vendor Display...................................................................................7
2.4 Weighing Capacity ..............................................................................................8
2.5 Tare.....................................................................................................................8
2.6 Memory Specifications........................................................................................8
2.7 Label Printer........................................................................................................8
2.8 Electrical..............................................................................................................9
2.9 Operating & Storage Temperature .....................................................................9
2.10 Major Component Map .....................................................................................10
3. Troubleshooting..................................................................................................... 11
4. Calibration............................................................................................................... 14
5. PC software............................................................................................................. 16
6. Flashing Software .................................................................................................. 17
7. POWER SUPPLY .................................................................................................... 18
8. Main Logic PCB...................................................................................................... 19
9. Load Cell ................................................................................................................. 21
10. Warning Messages ............................................................................................. 22
10.1 Error Messages.................................................................................................23
11. Interconnecting Diagram ................................................................................... 25
12. Replace main PCB.............................................................................................. 26
13. Replace switch power........................................................................................ 27
14. Replace display................................................................................................... 28
15. Replace load cell................................................................................................. 29
16. Replace keyboard............................................................................................... 32
17. Replace printer.................................................................................................... 33
18. Replace printer head.......................................................................................... 35
19. Install wireless card............................................................................................ 36
20. Maintenance ........................................................................................................ 38
20.1 External Cleaning..............................................................................................38
20.2 Cleaning Printer head .......................................................................................38
20.3 Rezeroing..........................................................................................................39
21. RU License .......................................................................................................... 40
22. Exploded Diagrams ............................................................................................ 41
23. Spare parts .......................................................................................................... 50