How to update PPD File on MAC to prevent users from printing color documents to BW printers.

How to update PPD File on MAC to prevent users from printing color documents to BW printers?

*ColorDevice: False

*DefaultColorSpace: Gray

*VariablePaperSize: True

*LandscapeOrientation: Plus90

updfate 2 lines as follows:

*ColorDevice: True

*DefaultColorSpace: CMYK

*CloseUI: *FXOutputMode

*OpenUI *FXColorMode/Output Color:PickOne

*OrderDependency: 20.0 AnySetup *FXColorMode

*DefaultFXColorMode: Color

*FXColorMode Color/Color: "

1 dict dup /ProcessColorModel /DeviceCMYK put setpagedevice

"

Update 3 lines as follows:

*DefaultFXColorMode: Black

*FXColorMode Black/Black: "

1 dict dup /ProcessColorModel /DeviceGray put setpagedevice

"
Some PPD Files the Black and White option may be called MONO, not GRAY as shown in the example

By making this adjustments users won't be able to print in color to the BW printer queue.

(two queue setup required)