16:23 23/07/03


************* ADDITIONAL INFO FOR  PCB539C BOARD MANUFACTURE ***********

(1)	WRT  PCB539C.* all units are millimeters.

(2)	BOARD TYPE
		4-Layer FR4.

(3)	BOARD DIMENSIONS
		103.0mm x 86.0mm x 1.6mm, including copper.
		Board layers equally spaced (See drawing PCB539C.DXF for layer arrangement).

(4)	GERBER FILES, RS-274-X embedded aperture definitions.
		PCB539C.TS	is top silk screen.
		PCB539C.TM	is top solder mask.
		PCB539C.TC	is top copper.
		PCB539C.L2C	is layer two copper (contains ground plane).
		PCB539C.L3C	is layer three copper (contains Vdd plane).
		PCB539C.BC	is bottom copper.
		PCB539C.BM	is bottom solder mask.

(5)     N/C DRILL FILE, excellon format, is Output code type ASCII None, leading zero suppression.
		PCB539C.DRL

		Tool 1 = 0.3 mm
		Tool 2 = 0.9 mm
		Tool 3 = 1.37 mm
		Tool 4 = 3.18 mm

