Xerox PE16 - Printer works, Scanner no

I have a Xerox PE16 Multifunction USB device. It is Twain compliant. It prints fine on ArchLinux. Simple Scan returns the error "No scanners detected".
I ran sane find scanner and it didn't find it.
Any assistance would be appreciated.
Printer works
Driver Samsung SCX-4216F Printer works, Scanner no

----------------> uname -a
Linux desktop 4.4.1-2-ARCH #1 SMP PREEMPT Wed Feb 3 13:12:33 UTC 2016 x86_64 GNU/Linux

----------------> lsusb | grep Xerox
Bus 003 Device 002: ID 0924:4220 Xerox

----------------> sudo sane-find-scanner
could not fetch string descriptor: Pipe error
could not fetch string descriptor: Pipe error
found USB scanner (vendor=0x046d [Logitech], product=0xc21d [Gamepad F310]) at libusb:001:010
could not fetch string descriptor: Pipe error
could not fetch string descriptor: Pipe error
could not fetch string descriptor: Pipe error