Where did you find the 1-9 system in the FAQ? I looked at the FAQ and found this:

Question:

How are the products conditions explained?

Answer:

Product conditions are assigned to the item to describe the overall physical appearance and items included.

Excellent

Appearance: nearly new Packaging: original or branded replacement Function: Fully functional, like-new in appearance with no physical flaws, scratches, or scuffs

Very Good

Appearance: small scratches or scuffs Packaging: original or replacement Function: Functions as designed with minimal signs of wear such as minor surface scratches or scuffs that do not penetrate the surface.

Satisfactory

Appearance: minor to moderate scratches or scuffs Packaging: original, replacement, or none Accessories: original, replacement, or missing Function: Functions as designed with mild to moderate signs of wear (e.g. scratches, scuffing) that penetrate the surface are present. Part(s)1 or accessories with commonly available replacements may be missing (e.g. provided ear buds or cable, remote, and restore discs/drives) as noted in the individual product listing.

Fair

Appearance: Scratches, scuffs, dents, chips, dings Packaging: original, replacement, or none Accessories: replacement or missing Function: Product functions as designed.. Moderate to heavy signs of wear (e.g. dents, chips on the casing, bezel, frame, or corners) are present. Minor wear may be present on the screen (where applicable). Part(s)2 with commonly available replacements or those that allow fully intended use (i.e. TV base/stand) may be missing as noted in the original product listing.

1User Manual may be missing 2May be substitute parts