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Phaser 220i and Phaser 220e Color Printers
Parallel port signal descriptions
Signal name Pin # Return
pin
Signal
source
Description
DSTRB- 1 19 Host Pulsed low for .5
microseconds; clocks data
into printer
DATA1 2 20 Host Positive true data input
DATA2 3 21 Host Positive true data input
DATA3 4 22 Host Positive true data input
DATA4 5 23 Host Positive true data input
DATA5 6 24 Host Positive true data input
DATA6 7 25 Host Positive true data input
DATA7 8 26 Host Positive true data input
DATA8 9 27 Host Positive true data input
ACK- 10 28 Printer Data acknowledge pulsed low
for 3-4 microseconds; ends
bus transaction
BUSY 11 29 Printer Positive true = cannot accept
data
PE 12 - Printer Positive true = out of paper or
transfer roll
SLCT 13 - Printer Positive true = printer selected
INPRIME- 31 30 Host Negative true = printer port
reset
FAULT- 32 - Printer Negative true = printer fault
indicator
Frame Gnd - 17 Printer Frame ground
SGnd - 14,16,33 Printer Signal ground