Nidek GYC-1000 Technical Training
GYC-1000 Training
GYC-1000 Training
GYC-1000 TrainingGYC-1000 Training
Table of Contents
1. Safety
2. Outline, Principles
3. Specifications
4. Operation
5. Installation : Slit、Delivery、Check Power
6. Light control and Current control
7. Output power
8. Fiber alignment
9. Optical Axis
10. Adjusting Light Control
11. Over Power
12. Block Diagram
13. Replacement
14. Troubleshooting
１． Safety
Operators Manual
Classifications
Safety
Warning
2. Outline(Operators Manual)→Power、Laser Head、Wave Length
Principles (Operators Manual )
3. Specifications
Operators Manual (9-1,9-2)
Power : 50mW-1700mW
Time : 0.01sec.-3.00sec.
Wavelength :532nm
Laser Power :2.5W @ 11.0-15.0A
Beam Diameter:30um-40um
Transmittance of fiber:90%
4. Operation
Control box
5. Installation : Slit、Delivery、Check Power
a. 100V / single phase
b. Check Slit Lamp
confirm the adjust bar position
Confirm the aiming focus on 500um and 50um
Coaxial between 50um and 500um
c. Dip switch function
e. Parameter settings(Technical Bulletin/ Rom Version)
f. Check Focus of Aiming Beam
g. Check power by burn paper
Spot Size Power Time Result
Spot Size Power Time Result
Spot Size Power Time Result Spot Size Power Time Result
200um 200mW 0.2sec Check burn spot over 80%
50um 1000mW 0.02sec Laser pass through on second shoot
h. Check actual power at delivery end by power meter.
*Need to perform the fiber alignment, over power and power
check.
*You must use electrical static protect service kit
*Before you install the fiber optics, you must clean the fiber
surface.
Fiber alignment
Service Manual 7.5.5
Over Power
Service Manual 7.6.3
Power check
Service Manual 7.6.1
7. Shutter Unit
8. Optical Axis for Laser Beam and coaxial between aiming beam and laser
beam.
9. Output Power
Settings
*Dip switch 1, 2 and 4 up
*Display 1700mW
*Remove the fiber optics
Check the Output Power at end of shutter unit.
Over 2.4W
Over 2.4W
Over 2.4W Over 2.4W
10. Fiber Alignment
See Service Manual
Note: Loosen set screw
Mark the focus lens holder before remove
Rotate the fiber connector after align
Difference of X-Y stage on GYC-1500 and GYC-2000
11. Adjusting the Light Control
See service manual
Power calibration for each delivery by parameter
Check the output power by Power Meter
12.Adjusting the over power
See service manual : Page 5-9
*Note - Set the dip switches 1,2 and 5
- Dip switch Pack->See Service Manual Page 7-8
13．Block Diagram / Wiring Diagram
See service manual : 8.1 Peltie
Input
Laser Diode
14. Replacement
Master Board
Power Supply Board
15. Trouble shooting
Parameters : See Service Manual
Error Code : See Service Manual
Inter lock : See Service Manual
Other indications : See Service Manual
Check the laser head condition by service mode
Power down
– Power Supply Board(12V,5V) Main Board(12V,15A) System(12V)
(5V,23A)
(5V)
Objective lens
Aiming shutter
Dichroic mirror
Aiming diode
Coag shutter
Beam spritter
Beam spritter
1
st
Photo detector
TP9(TP5)
2
nd
Photo detector
TP8(TP4)
Prism
TP8
TP9
Main Board
Laser Head
TP4
TP5
Memo
At Current Control
Display 1000mW=5A
Display 2000mW=10A
Display 3000mW=15A
Display 4000mW=20A
Loading...