6. Reference InformationQuestion No.3 Is the initialization process, such as color calibration necessary after initial set-up?Answer When setting up initially, initializing process like TRC, ACR calibration is automatically performed. So thereis no need for the installer to do an extra initializing run.But installer should manually adjust LSU Skew in case of left and right color-registration misalignment.Please refer to Service Manual for details.Reference • Calibration process in Polaris color : TRC ->ACR• Calibration process in Polaris mono : No TRC, ACR* Service Manual 4.4.5.6 Image Management1) ACR(Auto Color Registration)2) MCR(Manual Color Registration)3) TRC(Auto Color Tone Adjustment)Question No.4 Why is Tray 1 unable to accommodate A3/ledger size?Answer In order to reduce the size of machine, MP Pick-up/Feeding Unit is moved inside the unit. It takes somespace of tray 1 area so it is shorter / narrower. (Percentage of A3 users: below 2%). It is able to feed A3format from tray2 by default.※ Canon C2020 uses same method.ReferenceQuestion No.5 What is AMPV of CLX-9301 Series and SCX-8128 Series?Answer Recommended AMPV is as follows.Reference Service Manual 2.2.1 General SpecificationQuestion No.6 Why is wireless connectivity not supported on Polaris models?Answer Stats show only about 1% of the users select wireless options.ReferenceQuestion No.7 Can you use a drum beyond its life expectancy?Answer Drum Cartridge has no machine stop. So it is possible to use Drum Cartridge after end of life if there is noproblem with image quality. But if you want to limit Drum Cartridge's usage until its life cycle to ensureimage quality, you can turn-on the EIUL (End of Imaging Unit Life) function in service mode. And thenmachine will stop after Drum Cartridge's end of life.※ Polaris Color and Mono each ensures image quality until 50k (Color), 100k (Mono) impressions.Reference Service Manual 2.2.8 ConsumablesCopyright© 1995-2016 SAMSUNG. All rights reserved. 6-11