Chapter 5: Dismantling ABL77 Service Manual
Overview, Continued
Contents
This chapter contains the following topics.
Overview............................................................................................... 5-1
Upper Module................................................................................................... 5-4
Upper Module ....................................................................................... 5-4
Backlight Inverter Board....................................................................... 5-7
Disk Drive ............................................................................................. 5-8
LCD Display ....................................................................................... 5-10
Touch Screen Panel............................................................................. 5-12
Lower Module................................................................................................. 5-13
Printer Door......................................................................................... 5-13
Printer Module .................................................................................... 5-14
Lower Module..................................................................................... 5-16
Opto-Sensor ........................................................................................ 5-19
Roller Wheel and Roller Pump ........................................................... 5-20
Waste Pump Head and Waste Pump................................................... 5-22
Original Valve Board / Manifold Assembly ....................................... 5-25
Valve Board with Replaceable Valves................................................ 5-27
Valve Board Styles.............................................................................. 5-31
Electronics Module......................................................................................... 5-35
Electronics Module ............................................................................. 5-35
Analog Board ...................................................................................... 5-38
Interface Board.................................................................................... 5-40
Power Distribution Board ................................................................... 5-42
Electronic Boards Assembly ............................................................... 5-44
LCD Adapter Board ............................................................... 5-45
Memory Module .................................................................... 5-46
ChipDisk Board...................................................................... 5-47
CPU or Touch Screen Boards ................................................ 5-48
Battery Control Board......................................................................... 5-49
Fan Assembly...................................................................................... 5-51
Continued on next page
5-2 Rev. F
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