Yokogawa µR20000 - Manual (Page 7)

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SM 04P02B01-01E
Chapter 4 Adjustments
4.1 Before Making Adjustments ............................................................................................. 4-1
Environment ..................................................................................................................... 4-1
Operations on the Main Unit ............................................................................................ 4-1
Preparation ...................................................................................................................... 4-1
4.2 Adjustments to the Pen Model ......................................................................................... 4-2
Adjusting the A/D Converters ........................................................................................... 4-2
Adjusting the Pen Speed ................................................................................................. 4-4
Adjusting the Pen Position ............................................................................................... 4-5
4.3 Adjustments to the Dot Model .......................................................................................... 4-7
Adjusting the A/D Converters ........................................................................................... 4-7
Adjusting the Ink Ribbon .................................................................................................. 4-9
Adjusting the Printer Position ......................................................................................... 4-10
Adjusting the Height of the Carriage .............................................................................. 4-12
Chapter 5 Schematic Diagram
5.1 Schematic Diagram (Pen Model) ..................................................................................... 5-1
5.2 Schematic Diagram (Dot Model) ...................................................................................... 5-2
Chapter 6 Customer Maintenance Parts List
6.1 Customer Maintenance Parts List (Pen Model) ............................................................... 6-1
6.2 Customer Maintenance Parts List (Dot Model) .............................................................. 6-15
Chapter 7 Replacing Parts
7.1 Before Replacing Parts .................................................................................................... 7-1
Notes When Replacing Parts ........................................................................................... 7-1
Testing after Replacement of Parts .................................................................................. 7-1
Torque Driver and Tightening Torque ............................................................................... 7-1
7.2 Replacable Parts .............................................................................................................. 7-2
7.3 Disassembly Procedure (Common Items) ....................................................................... 7-3
Internal Unit - Frame Assembly ........................................................................................ 7-3
Display Assembly (B8802CA) .......................................................................................... 7-5
Battery Assembly (B9905WD) ......................................................................................... 7-6
Chart Paper Feed Motor (B9905GS) ............................................................................... 7-7
7.4 Disassembly Procedure (Pen Model) .............................................................................. 7-8
Plotter Carriage (B9905NB) ............................................................................................. 7-8
Plotter Motor (B9905NS) .................................................................................................. 7-8
Lever Assembly (B9900RH) ............................................................................................. 7-8
Pen Servo Assembly (B8802EF) ................................................................................... 7-10
7.5 Disassembly Procedure (Dot Model) ............................................................................. 7-14
Ribbon Feed Motor (B9906GL) ...................................................................................... 7-14
Ribbon Feed Gear (B9906GN, B9901HM, B9901HN) ................................................... 7-14
Carriage Assembly (B8803BB) ...................................................................................... 7-16
Pully (B9901EY) ............................................................................................................. 7-16
Carriage Motor (B9906FX) ............................................................................................. 7-18
Ribbon Shift Motor - Ribbon Swing Motor (B9906FS) ................................................... 7-19
Ribbon Shift Gear Box - Ribbon Swing Gear Assembly (B8803BS) .............................. 7-19
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