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Theodolite Repair Manual
INDEX
INDEX...........................................................................................................................0
1. Preface .......................................................................................................................1
2. Precautions.................................................................................................................2
3. Product Instruction.....................................................................................................3
3.1 External Components........................................................................................3
3.2 DisplayAnd Keypad.........................................................................................4
4. Specifications Check And Adjustment ......................................................................5
4.1 Plat Vial......................................................................................................................5
4.2 Circular Vial..............................................................................................................7
4.3 Laser Plummet..................................................................................................8
4.4 Inclination Of Telescope Reticle.....................................................................10
4.5 Laser Alignment Component..........................................................................11
4.6 Perpendicularity Between Line Of Sight And HorizontalAxis (C)................13
4.7 Check of 2C ....................................................................................................14
4.8 Vertical Index Difference (I) ...........................................................................15
4.9 Vertical Index Difference Compensation........................................................16
5. Disassemble the Inatrument.....................................................................................19
6. Circuit Section Check ..............................................................................................25
6.1. Adjusting Tools......................................................................................................25
6.2. Adjusting Method ..........................................................................................25
6.2 Mainboard.......................................................................................................26
7. Failure Maintenance ................................................................................................27
7.1 Common Failure.............................................................................................27
7.2 Error Code And Failure Maintenance.............................................................29
