Main Pcb; Cpu Core - Brother HL-820 Service Manual

1.3

Main PCB

1.3.1

CPU Core

HL-820/1020/1040
Fig. 2-7 shows the CPU circuit block on the main PCB.
The CPU is a Motorola MC68EC000FN16 which is driven with a clock frequency of
15.3MHz. This clock frequency is made by dividing the source clock of 30.67 MHz into
two.
Fig. 2-7
II-7