Xerox WorkCentre XK50cx, Service Manual

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4-15
Circuit
4-2 Driver PBA
DRIVER PBA use CONTROL SIGNAL from MAIN
PBA and activate PRINTING and MOTOR.
Main composition is HEAD CONTROL and MOTOR
CONTROL and it is also composed by RESET, S/W
USB, PARALLEL INTERFACE.
Power is +5V, +11.75V, +30V coming through SMPS
and 5V, +11.75V Power through CN15
MAIN PBA.
Following is BLOCK DIAGRAM of DRIVER PBA.
Fig.4-2-1 XK50cx DRIVER PBA BLOCK DIAGRAM