
1
Table of Contents
1.
Operations for Adjustment ............................................................................................................................................. 1
1.1.
Entering the Service Mode ..................................................................................................................................... 1
1.2.
Contents of Service Menu ...................................................................................................................................... 2
1.3.
Service Mode Functions ........................................................................................................................................ 3
2.
Disassembling and Assembling the Balance ............................................................................................................. 5
2.1.
Precautions............................................................................................................................................................... 5
2.2.
Inspecting the Balance Interior (Removing the Case and Pan Supporter) ................................................... 6
2.3.
Replacing Components .......................................................................................................................................... 8
2.3.1.
Replacing the Front Glass ASSY (C8) .................................................................................................................................8
2.3.2.
Replacing the Side Glass ASSY (C6, C7) ...........................................................................................................................9
2.3.3.
Replacing the Roof Glass ASSY (C5) .................................................................................................................................9
2.3.4.
Replacing the Display Board ASSY (B2) .............................................................................................................................9
2.3.5.
Replacing the Power Board ASSY (B4) ........................................................................................................................... 10
2.3.6.
Replacing the Analog Board ASSY (B3) ........................................................................................................................... 10
2.3.7.
Replacing the Weight Loader ASSY (27) .......................................................................................................................... 11
2.3.8.
Replacing the Unit ASSY (1) ............................................................................................................................................. 12
2.3.9.
Replacing the Detector ASSY (U11) ................................................................................................................................. 13
2.3.10.
Replacing the Force Coil ASSY (L1) ................................................................................................................................. 13
2.3.11.
Replacing the Stopper Plate (U14) ................................................................................................................................... 16
2.3.12.
Replacing the Stopper Lever (U15) ................................................................................................................................... 16
3.
Checking the Electronic Board ................................................................................................................................... 17
3.1.
Display Board ASSY (B2) .................................................................................................................................... 17
3.2.
Analog Board ASSY (B3)..................................................................................................................................... 17
3.3.
Preamp Board ASSY (B1) ................................................................................................................................... 18
3.4.
Power Board ASSY (B4) ...................................................................................................................................... 18
4.
Hardware Adjustment ................................................................................................................................................... 19
4.1.
Adjusting the Detector ASSY (U11) Height ...................................................................................................... 19
4.2.
Adjusting the Tilt Error ........................................................................................................................................ 20
4.3.
Adjusting the Balance ......................................................................................................................................... 21
4.4.
Adjusting the Cornerload Error ......................................................................................................................... 22
5.
Software Adjustment .................................................................................................................................................... 23
5.1.
EEPROM Initialization .......................................................................................................................................... 23
5.2.
Model Selection .................................................................................................................................................... 23
5.3.
Releasing and Setting the Setting Information Lock ..................................................................................... 25
5.3.1.
Releasing the Setting Information Lock ............................................................................................................................ 25
5.3.2.
Setting the Setting Information Lock ................................................................................................................................. 25
5.4.
Inputting Weight Values for Linearity Adjustment .......................................................................................... 25