PDF Specification
Files should be created using Adobe Acrobat Distiller
Files should be Adobe Acrobat 4.0 compatible
Files should be composite PDF (not pre-separated)
Files should contain one page only per PDF. (Multi-page PDFs can be used if being uploaded to HeadStart)
Colour:
Files should be in the CMYK colourspace (not RGB)
Fonts:
All fonts should be embedded and subset below 100 per cent. Do not use Multiple Master Fonts
Images:
Colour bitmap images must be CMYK, effective resolution 300dpi
Greyscale bitmap images effective resolution 300dpi
Monochrome bitmap images (linework) effective resolution 1200dpi
NB: Images that are scanned for accessing over web browsers are 72dpi and are not suitable for print
Original documents, prior to creating PDF should not contain:
Copy-dot scans
JPEG compressed images
Multiple Master Fonts
Bleed:
Three millimetres bleed should be included on all full-page bleed advertisements on all sides
For full page advertisements crop marks should be included and offset by 10pt. Do not include crop marks on advertisements other than full pages
Trapping:
The creator should apply any trapping requirements regarding overprint and knockout. Specific trapping should be highlighted prior to supply