Epson Stylus Pro 7900 Computer To Plate System- Manuals

P u r c h a s i n g S u p p l i e s | 5 Purchasing Supplies The Epson Stylus Pro 7900CTP Computer to Plate System was designed exclusively to use Epson DirectPlate Aluminium plate technology. Epson currently offers a complete lineup of plate sizes to work with the majority of printing presses availa...

6 | S y s t e m R e q u i r e m e n t s System Requirements Your computer must meet these requirements to run the RIP software: Minimum • IBM ® -compatible PC with a Pentium ® 1 GHz CPU or equivalent • 1GB of RAM • 80GB hard drive (20GB available space recommended) • Microsoft ® Windows Vista ® or W...

S e t t i n g U p | 7 Setting Up Pre-installation Checklist You will need the following components: • Epson Stylus Pro 7900 printer • Plate curing unit (PCU) • Plate guide • Epson DirectPlate Aluminum sample pack (12 × 18 inches ) • EFI ™ eXpress CTP software RIP CD • Hexagonal (Allen) (2.5 mm/0.10 ...

8 | S e t t i n g U p t h e P r i n t e r • Windows-based PC (see “System Requirements” on page 6) (not included) • Ethernet ® (CAT-5) network cable or USB cable for connecting computer and printer (not included) • Metric ruler (with half-millimeter increments) (not included) Before you begin, make ...

S e t t i n g U p t h e P C U | 9 Setting Up the PCU You should allow an area of 50 × 33 inches (127 cm × 84 cm) for the PCU. The PCU has an L6-20P plug and requires a 220 V L6-20 electrical outlet. Caution: The electrical outlet must be rated for 220/240 V AC (with an acceptable range of 208 to 240...

10 | S e t t i n g U p t h e P C U 4. Make sure the trays are fully seated in the slots. You can check this by looking through the slot openings to see if the trays are level with the belt inside the PCU. Note: Both trays should be at a slight incline towards the PCU. 5. To make adjustments if neces...

C a l i b r a t i n g t h e P C U | 11 Calibrating the PCU After setting up the PCU, follow the steps below to calibrate it. The recommended initial settings for the PCU are a temperature of 190 ° C and a speed of 1.5. To cure properly, the Epson DirectPlate Aluminum plate should reach an even surfa...

12 | C a l i b r a t i n g t h e P C U 3. Set the temperature to 190.0 ° C on the control panel using the temperature arrows and then press . The set temperature indicator on the right displays (in green) the temperature you set. The temperature indicator on the left displays (in red) the actual tem...

I n s t a l l i n g t h e P l a t e G u i d e o n t h e P r i n t e r | 13 Caution: The transport belt should be kept moving when the heater is turned on. This reduces the surface temperature of of the transport belt and improves belt life. Always turn off the Heater switch on the control panel befo...

14 | I n s t a l l i n g t h e P l a t e G u i d e o n t h e P r i n t e r 4. Tighten the screws (first #1 and then #2 as shown) with the two hexagonal wrenches, making sure the fixing pin on the right of the plate guide fits tightly against the black plastic cover component. Note: The hexagonal wre...

I n s t a l l i n g t h e P l a t e G u i d e o n t h e P r i n t e r | 17 Applying the Guide Strip After the plate guide is aligned correctly, attach the Teflon guide strip to the printer to prevent plates from catching under the plate guide. 1. Remove the adhesive backing from the strip. 2. Align ...

18 | S e t t i n g U p t h e R I P Setting Up the RIP Insert your EFI software RIP CD into your computer and follow the on-screen instructions to complete the software installation. Refer to the documentation included with the EFI software for setup and usage instructions. Also, see www.proimaging.e...

L o a d i n g a P l a t e i n t h e P r i n t e r | 19 Loading a Plate in the Printer Caution: 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. Use only Epson DirectPlate Alu...

20 | L o a d i n g a P l a t e i n t h e P r i n t e r 2. Make sure the printer is turned on, the P power light is not flashing, and the roll paper cover is firmly closed. 3. Press the l Paper Source button until the Sheet icon appears on the LCD display. 4. Press the Paper release (ePlaten) button....

U n l o a d i n g a P l a t e f r o m t h e P r i n t e r | 21 WARNING: The plate edges are sharp. To avoid injury remove your hand from the plate after you press t he Pause/reset button . 8. Press the Pause/reset button and let go of the plate. The printer loads and aligns the plate in the correct ...

22 | U s i n g t h e P C U 2. Turn on the Heater switch on the control panel. 3. Make sure the settings are correct (see “Calibrating the PCU” on page 11). Note: You should not have to change the settings unless you experience a problem on the press. 4. Wait for the PCU to warm up to the set tempera...

U s i n g E p s o n D i r e c t P l a t e A l u m i n u m P l a t e s | 23 Using Epson DirectPlate Aluminum Plates Plate Curing Tips The requirements for curing can vary with temperature, humidity, and altitude. If you don’t get the number of impressions you expect, you may need to adjust the cure r...

24 | C l e a n i n g P l a t e s Dampening Tips • If a transition roller connects the dampening system and the inking system (e.g., ALCOLOR and other similar continuous-feed dampening systems), deactivate the transition roller. • If the printing press has a pre-dampening function (for example, the H...

C o r r e c t i n g P l a t e s | 25 Correcting Plates You can delete images with IWATSU Elotax Corrector OX-1. You can also use AGFA Lithostar Copyrapid Correction Pen. Also, a pencil eraser works well to delete a small section from an image. Reusing Plates Epson DirectPlate Aluminum plates can be ...

26 | P C U S p e c i f i c a t i o n s PCU Specifications Specification Description Dimensions Width: 33 inches (838 mm)Depth: 16 inches (406 mm)Height: 10.5 inches (267 mm) Electrical 220/240 V, 20 A male plugRequires a NEMA L6-20 receptacle The supplied cable has three conductors: Green = Earth/gr...

N o t i c e s | 27 Notices FCC Compliance Statement The PCU has been tested to be compliant with the following standards:EN 55022:2006/A1:2007 Class A ITE emissions requirements (EU)ICES-003 Issue 4 Class A Digital Apparatus emissions requirements (Canada)FCC 47 CFR Part 15 Class A emissions require...