Print Control - Oki Microline 3320 Maintenance Manual

2.1.5 Print Control

Print data is transmitted as parallel data (HEAD1~HEAD9) from LSI to print head. LSI generates
print timing and drive time.
Control/Power Supply Board
MPU
DT1
DT2
HEAD
DRIVE CURRENT
LSI
A/D bus
HEAD1-N~
HEAD9-N
HEAD DRIVE TIMING CHART
Driver Board
DRIVER
Print Data
2 – 9
Print Head
Print Data
HEAD1~
HEAD9