(A) Uniformity
Lighting on permanent signs shall be consistent throughout a project, and no permanent sign or portion thereof shall be illuminated differently from any other permanent sign, unless provided for with an approved Master Sign Plan and Development Plan in which there is variety in façade design or building type.
(B) External Illumination
Exterior illumination of permitted permanent signs shall be allowed except where prohibited for specific sign types in Section 9.2. Such lighting shall be directed only upon the sign face and architectural elements of the sign structure, and shall be directed to prevent off-site glare.
(C) Internally-illuminated Cabinet Signs
Internally-illuminated cabinet signs shall be allowed as provided below:
(1) Principal Ground Signs: A single enclosed internally-illuminated cabinet containing all sign text, logos and symbols may be incorporated into a principal ground sign subject to the following:
(a) Only the sign text and logos may be illuminated.
(b) The total area of the logo(s) shall not exceed twenty percent (20%) of the allowable sign area.
(c) Background material shall be opaque and meet requirements of Section 9.2.2.
(2) Wall Signs:
(a) A single enclosed internally-illuminated cabinet containing a logo may be incorporated into a wall sign subject to the following:
(i) The total area of the logo cabinet shall not exceed twenty percent (20%) of the allowable sign area.
(b) Internally-illuminated enclosed cabinets (such as pill signs) may be permitted as a component of a wall sign subject to the following:
(i) the principal sign message consists of internally-illuminated channel letters attached directly to the building wall, or on a raceway;
(ii) the background of the cabinet-type sign component is opaque, except where the sign message is a logo or trademark; or the sign is a theatre marquee sign or poster box per Section 9.2.5(L)(4).
(iii) the combined area of such cabinet component shall not exceed one-third (1/3) of the total area of the wall sign;
(iv) such signs are included in and comply with an approved uniform sign plan, where such plan is applicable; and
(v) construction methods and materials are consistent with the associated channel letters.
(3) Pedestrian-oriented directional ground signs may be internally-illuminated.
(4) All other internally-illuminated cabinet-style ground and wall signs shall be prohibited.