Released Rev. C 2000-1252-01 Page 61
VersaPort 2200 Technical Manual
Chapter 4: Service
PSP1 – Verify Laser Sensor DAC Values
a
PSP1 – Verify Laser Sensor DAC Values
NOTE . . .
THIS PROCEDURE MUST ONLY BE PERFORMED BY A SERVICE ENGINEER
QUALIFIED TO ALIGN LASER SYSTEMS AND AWARE OF LASER SAFETY
PRACTICES.
WARNING
LASER HAZARD
LASER RADIATION IS PRESENT WHEN POWER IS APPLIED AND
INTERLOCK DEFEATED. ISIM MANUAL MODE OPERATION WILL
EXPOSE THE SERVICE TECHNICIAN TO LASER RADIATION.
AVOID DIRECT EYE EXPOSURE TO BEAM.
Verify DAC Values and Operation
_____1. Connect a PC with null modem cable to the Host port of the VersaPort.
Connect 24vdc power. Use ISIM software to test the operation of the
VersaPort. For information on using the software, see “Appendix A: ISIM” on
page 123.
_____a. From the Main menu select F9 (SMIF OPTION). Use the arrow keys to
select LPO/VersaPort and press Enter.
_____b. From the Main menu select F2 (MANUAL).
_____2. Check the DAC values for all three sensors individually. Verify they are all less
than or equal to 30.
_____a. Press F4 (DAC). Use the arrow keys to select Sensor Alignment and
press Enter. Use the arrow keys to select Wafer Sensor and press Enter.
A window will display the DAC value. Press F4 to stop calibration.
_____b. Repeat Step 2a process to choose F4, Sensor Alignment, then select
Slot Sensor and read DAC value. Press F4 to stop calibration.
Other Material
PC compatible computer running ISIM
Null-modem communications cable
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