Manual No. 085-3435-07
1/45
IGB/IGX Series (Overseas Specifications) Service Manual
CONTENTS
CHAPTER 1.
PRODUCT OVERVIEW ..................................................................................................3
1.1
Machine Outline.............................................................................................................................3
1.2
Standard Specifications .................................................................................................................3
1.3
Appearance ...................................................................................................................................5
1.4
Display Unit ...................................................................................................................................6
1.5
Outer Dimensions ..........................................................................................................................7
CHAPTER 2 TEST MODE.....................................................................................................................9
2.1
Operation.......................................................................................................................................9
2.1.1
Starting Each Mode ................................................................................................................9
2.1.2
Ending Test Mode...................................................................................................................9
2.1.3
Test Mode Flow ....................................................................................................................10
2.1.4
Key Functions.......................................................................................................................10
2.1.5
Mode List..............................................................................................................................11
2.2
C1 Mode (Country No., Scale No., Zero point, Span adjustment)................................................12
2.2.1
Country No. Table.................................................................................................................12
2.2.2
Scale No. Table ....................................................................................................................13
2.2.3
Operation Procedure ............................................................................................................14
2.3
C2 Mode: Key Check...................................................................................................................18
2.4
C3 Mode: Display Check 1 (Simplified Check) ............................................................................18
2.5
C4 Mode: Display Check 2 (Detailed Check)...............................................................................19
2.6
C5 Mode: Program No Display ....................................................................................................19
2.7
C6 Mode: RAM Clear and E2ROM Clear ....................................................................................20
2.8
C7 Mode: Weighing Condition Setting .........................................................................................21
2.9
C8 Mode: E2ROM Data Reading.................................................................................................24
2.10
C9 Mode: Board Inspection (A/D Check, I/F Check)....................................................................26
CHAPTER 3 HARDWARE CONFIGURATION ...................................................................................27
3.1
Mechanical Parts .........................................................................................................................27
3.1.1
Load Cell ..............................................................................................................................30
3.2
Electric Parts (IGB Series)...........................................................................................................31
3.2.1
IGB Block Diagram ...............................................................................................................31
3.2.2
Main Board (PS-018)............................................................................................................32
3.2.3
Power Board (PS-019) .........................................................................................................33
3.3
Electric Parts (IGX Series)...........................................................................................................34
3.3.1
IGX Block Diagram ...............................................................................................................34
3.3.2
Main Board (PS-016)............................................................................................................35
CHAPTER 4 MAINTENANCE .............................................................................................................37
4.1
Disassembly Procedure for Display Unit......................................................................................37
4.2
Replacement of Main Board ........................................................................................................38
4.2.1
IGB Series ............................................................................................................................38
4.2.2
IGX Series ............................................................................................................................39
4.3
Replacing and Adjusting Load Cell ..............................................................................................41
4.3.1
Checking and Adjusting Gap of Four-corner Limit ................................................................42
4.3.2
Performing Zero Point and Span Adjustments ......................................................................43
4.4
Troubleshooting ...........................................................................................................................44
