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®
Epson Stylus Pro 7900CTP Large Plate Accessory Kit
User’s Guide
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2 | Introduction Introduction ® The Large Plate Accessory Kit enables the Epson Stylus Pro 7900CTP Computer to Plate System to print and cure large aluminum plates. The kit contains a large plate guide for the printer and a tray extension for the plate curing unit (PCU). The Large Plate Accessory Kit is recommended for Epson DirectPlate Aluminum plates over 16 inches (406 mm) wide. See the Epson Stylus Pro 7900CTP Computer to Plate System User’s Guide for information about the system. Parts
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Installing the Large Plate Guide on the Printer | 3 Installing the Large Plate Guide on the Printer To ensure proper registration when printing on Epson DirectPlate Aluminum plates, you need to install the large plate guide on the printer. 1. Open the roll paper cover on the printer. 2. Remove the roll paper if installed (see the Epson Stylus Pro 7900/9900 Printer Guide for information). 3. Remove the small plate guide if installed. 4. Locate the first and last slots in the back row of slots.
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4 | Aligning the Large Plate Guide 6. Gently press the top of the guide on both sides to secure it into position. Aligning the Large Plate Guide The large plate guide must be correctly aligned to prevent any skew when printing on the plate. 1. Press the l Paper Source button until the Sheet icon appears on the LCD screen. 2. Insert a test plate (see “Loading a Plate in the Printer” on page 7) and print the file “7900CTP_alignment_sheet.pdf” that is included on the CD with the Epson Stylus Pro
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Aligning the Large Plate Guide | 5 3. Use a metric ruler to measure the distance from the left edge of the plate to point A on the printed plate. Then measure the distance from the left edge of the plate to point B. If the distances to points A and B are equal, go to step 6. If they vary by more than 0.5 mm, the plate guide is not correctly aligned. Continue with step 4 to adjust the alignment. Note: For best results, use a ruler delineated in half-millimeter increments and a magnifying lens
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6 | Aligning the Large Plate Guide 4. Using the included hexagonal wrench, adjust the alignment of the plate guide. If distance A is greater than distance B, tighten the alignment screw; if distance B is greater than distance A, loosen the screw. Half a rotation of the screw moves the guide approximately 1.0 mm (0.04 inch). Loosen Tighten Alignment screw 5. Repeat steps 2 and 3 and, if required, step 4 until the measurements are nearly equal, within 0.5 mm. 6. Once the plate guide is aligne
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Loading a Plate in the Printer | 7 Loading a Plate in the Printer Caution: Use only Epson DirectPlate Aluminum plates. Examine each plate carefully before you use it. If the plate is dented or the corners or edges are bent, do not use it. Even the slightest bent corner can damage the printer. WARNING: The plate edges are sharp. Use caution to avoid injury. 1. When working with large size plates, position the media catch bin (fabric bin) as shown to enable the plate to exit the printer withou
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8 | Loading a Plate in the Printer 4. Press the Paper release (ePlaten) button to disengage the feeder rollers. Paper release (ePlaten) button 5. Set the printer to the highest paper suction setting. This will help load the plate. To do that, press u to increase the suction. 6. Lower the plate (with light gray, coated side face up) into the paper slot (short edge first) so at least 1 to 2 inches of the top edge are above the large plate guide. For example, the top edge of a 19-inch long pla
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Unloading a Plate from the Printer | 9 8. Press the Pause/reset button and let go of the plate. The printer loads and aligns the plate in the correct position. If the plate was not in correct position (either too high or too low) in step 6, you get a loading error message. 9. When you see PAPER SETTINGS > ARE THESE SETTINGS OK? on the LCD screen, be sure to select NO PAPER SELECTED. Note: If you will use multiple plates consecutively on the printing press, it is best to load plates into the
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10 | Attaching the PCU Tray Extension Attaching the PCU Tray Extension The extension attaches to the larger tray supplied with the PCU; the tray should be used as the input tray. Note: The extension adds a small incline for the plate to travel into the oven. 1. Attach the extension supports to both sides of the tray extension. Secure the screws with included hexagonal wrench, as shown below. 2. Set the PCU tray upside-down on a table. Attach the extension supports to the tray with the four sl
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Where to Get Help | 11 You can now slide the extension in and out to match your plate size. 3. Attach the tray to the PCU by inserting the tab into the slot on the input side of the PCU. Press the tray down to make sure the tab is completely locked into the PCU. If you need to adjust the tray, see the Epson Stylus Pro 7900CTP Computer to Plate System User’s Guide. Note: You can remove the large plate guide to print paper and then reinsert the large plate guide without having to realign it,
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. Notices Copyright Notice All rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without the prior written permission of Seiko Epson Corporation. The information contained herein is designed only for use with these Epson printers. Epson is not responsible for any use of this information as applied to other printers. Neither Seiko Epson Corporat
