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Prepared By:    Tim Wojo

Revision - Date:    0 – 20080430

Page 3 of 16

40-6680 Service Manual

2.1 Body Module Disassembly (AP1823)

1. Using a soldering iron, de-solder the wires that connect the 

power switch (5-2) and the main circuit board module (5-3). 

2. Using a Phillips screwdriver, remove 2 cross plate screws 

M2×8(5-1) and remove the power switch (see figure 4)

3. Using a soldering iron, de-solder the wires that connect core module (5.6) and the main circuit board (5-3). 
4. Using a Phillips screwdriver, remove 2 cross-slot plate screws M2×4(5-4), then remove the main circuit board module (see 

figure 5).

5. Using a Phillips screwdriver, remove 2 cross-slot plate screws M2×8(5-7) and 4 cross-slot plate screws M2.5×14(5-5),

then remove the core module (see figure 6)

6. Meanwhile, remove the press ring (5-9) and two press springs (5-8). Reference figure 

7.

7. Using a Phillips screwdriver, remove 4 cross cross-slot plate screws M2.5×6 (5-10), 

then remove the baseboard part (5-11) and base part (5-12). Reference figure 8.

Item

JLT Part #

Description

Qty

5-1

AP1491

M2 x 8 Cross Plate Screw   

2

5-2

AP1825

Power Switch

1

5-3

AP1826

Main PCB

1

5-4

AP1475

M2 x 5 Cross Plate Screw

2

5-5

AP1682

M2.5 x 14 Cross Plate Screw

2

5-6

AP1827

Core Module

1

5-7

AP1491

M2 x 8 Cross Plate Screw   

2

5-8

AP1828

Compensator Lock Springs

2

5-9

AP1829

Compensator Lock

1

5-10

AP1449

M2.5 x 6 Cross Plate Screw

4

5-11

AP1830

Baseboard Part

1

5-12

AP1831

Bottom Part

1

5- 1

5- 2

5- 3

5- 4

5- 5

5- 6

5- 7

5- 8

5- 9

5- 10

5- 11

5- 12

5- 1

5- 2

5- 4

5- 3

5- 6

5- 5

5- 7

5- 9

5- 8

5- 10

5- 12

5- 11

Figure 4

Figure 8

Figure 7

Figure 6

Figure 5

Summary of Contents for 40-6680

Page 1: ...re Module Dis Assembly 4 5 2 3 Baseboard Dis Assembly 6 7 2 4 Bottom Part Dis Assembly 8 2 5 Housing Dis Assembly 9 10 3 0 Schematic Diagram 10 4 0 Calibration 11 16 4 1 Initial Set up 11 12 4 2 Quant...

Page 2: ...be adjusted according to the repair being made 2 0 Overall Unit Disassembly 1 Open the battery cover 4 and remove 3 AA battery 2 Using a Phillips screwdriver remove M2 5 10 1 screw and remove on off...

Page 3: ...e screws M2 5 14 5 5 then remove the core module see figure 6 6 Meanwhile remove the press ring 5 9 and two press springs 5 8 Reference figure 7 7 Using a Phillips screwdriver remove 4 cross cross slo...

Page 4: ...Spring Module 1 1 5 6 2 AP1475 M2 x 5 Cross Plate Screw 2 5 6 3 AP1833 Hair Spring Module 2 1 5 6 4 AP1834 M2 x 12 Cross Plate Screw 4 5 6 5 AP1835 Gimbal Module 1 5 6 6 AP1836 Compensator Module 1 5...

Page 5: ...es between the laser modules and the connecting board eight pieces in all Screw off two cross slot plate screws M2 4 5 6 8 by a cross screwdriver Take off the connecting board module 5 6 9 9 Using a P...

Page 6: ...n Qty 5 11 1 AP1845 Support Rod 3 5 11 2 AP1475 M2 x 5 Cross Sunk Screw 3 5 11 3 AP1653 M2 x 3 Cross Plate Screw 2 5 11 4 AP1846 Buzzer Module 1 5 11 5 AP1464 M2 x 6 Cross Plate Screw 3 5 11 6 AP1847...

Page 7: ...ve off the buzzer module 5 11 4 4 Using a Phillips screwdriver remove 3 cross plate screws M2 6 5 11 5 then remove partition ring 5 11 6 Reference figure 13 5 Using a Phillips screwdriver remove 2 cro...

Page 8: ...acer 5 12 3 3 Take out the base plate 5 12 4 4 Take out the bottom axis 5 12 6 5 Screw off the press ring2 5 12 8 6 Take out the glass 5 12 7 Item JLT Part Description Qty 5 11 1 AP1853 Notch Tighteni...

Page 9: ...6 5 Cross Self Tapping Screw 4 3 3 AP1862 Plastic Screws 2 3 12 AP1873 Fixing Lead Piece 1 3 4 AP1863 Front Cover module 1 3 13 AP1868 Battery case 1 3 5 AP1864 Indicator Light 1 3 14 AP1869 Left Hous...

Page 10: ...k screws M2 4 3 8 then remove the right cover module 3 7 6 Using a Phillips screwdriver remove 2 cross slot sunk screw M2 4 3 10 then remove the left cover module 3 9 7 Using a Phillips screwdriver re...

Page 11: ...tion 4 5 Alarm Adjustment 4 1 Initial Set up Establish the set up shown in the following drawing referring to the instructions below 1 As shown above construct an indoor platform which is 5m away from...

Page 12: ...the wall as O1 and P1 Then rotate the instrument by 90o 180 o and 270 o clockwise and mark O2 O3 O4 and P2 P3 P4 11 Take the center point of O1 O2 O3 O4 This center point just is the reference point...

Page 13: ...nt is in the state3 you can loosen the screw 4 and tighten screw 3 When the instrument is in the state4 you can loosen the screw 3 and tighten screw 4 Screw 1 Screw 2 Screw 3 Screw 4 Up Laser Up Laser...

Page 14: ...he instrument is in the state 5 you need to twist the pendulum adjusting screw clockwise using an inner hexagon spanner If in the state 6 you need to twist the pendulum adjusting screw count clockwise...

Page 15: ...screw 8 and tighten 7 When the instrument is in the state 9 you can loosen screw 6 and tighten 5 When the instrument is in the state10 you can loosen screw 5 and tighten 6 4 After the above adjusting...

Page 16: ...e the battery case 3 Switch is broken Replace the switch 4 Unable to power on no laser is emitting extinguished power indicator light no sound alarm if titled beyond tolerance Main circuit board is br...

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