+---------------------------+---------+ | Sides Values | valid | +---------------------------+---------+ | 1, ONE, ONE_SIDED_SIMPLEX | X | +---------------------------+---------+ | 2, TWO, TWO_SIDED_DUPLEX | X* | +---------------------------+---------+ | TUMBLE, TWO_SIDED_TUMBLE | X* | +---------------------------+---------+ | ONE_SIDED_DUPLEX | X | +---------------------------+---------+ | ONE_SIDED_TUMBLE | | +---------------------------+---------+ | TWO_SIDED_SIMPLEX | X* | +---------------------------+---------+ * Only if printer has the duplex option installed