Service manual

Section I: Imagesetter
Alignment 5-5
5. Enter the following Information:
Resolution: 3600
Density Start (Enter Starting Density): Inc. 5
Resolution: 2400
Density Start (Enter Starting Density): Inc. 5
Resolution: 1800
Density Start (Enter Starting Density): Inc. 5
Resolution: 1200
Density Start (Enter Starting Density): Inc. 5
6. Press ESC to exit out of this menu.
7. Select Image and then Test Files.
8. In the test file menu select EXP4RES.FIL and press ENTER.
The Avantra now images all four resolutions.
9. When imaging completes, select the Feed/Cut Icon on the Avantra’s OCP.
10. Remove the take-up cassette and develop.
11. Using the densitometer, select the best 50% dot with a Dmax. between 3.8
to 4.2 for all four resolutions.
12. Enter the new density values in the Cassette Menu on the Avantra control
panel.
5.4 Carriage Home Position Alignment
Procedure
Use the Carriage Home Position Alignment Procedure to set the starting position
of the carriage assembly on the drum surface in the slow scan direction.
Position the carriage by entering a carriage home value in the AVDIAG program
under the DEC Machine Parameters. This value determines the distance between
the carriage limit sensor and the actual start of the image on the drum. The
value is stored in EEPROM on the DEC.
Tools Required: 18" Scale, eye loupe
Steps:
1. Turn the system on and allow the system to boot the application software.
2. Connect the systems APIS cable to the PC Imager board in your PC.