NEC 104PW01F is no longer available (Obsoleted, substitute by 104PW03F). One of the first generation LED driver that uses in NEC 10.4 inch NL6448BC33-70C and NL6448BC33-70F.
The supply voltage for 104PW01F is 12V DC on 8 pin Molex 53261-0871 connector. The output voltage is depends on number of LED per string. For brightness adjustment, 104PW01F can be configuring to analog or PWM control.