C – 5
Ready/Busy
Received one
character?
Yes
Is DSR valid?
No
Buffer overflow?
Error?
Parity error
No error
Store the received
character in buffer.
Is the
printer in DESELECT
state or is the paper
low?
No
No
Yes
Yes
No
DSR High?
Yes
Store 40 H in buffer.
Yes
Yes
No
Yes
Is remaining
buffer space < 256?
Yes
No
Turn on the SSD signal.
Turn off the SSD signal.
Printer busy?
No
Output one character from the
buffer to printer.
No
Yes
No
Has 200 ms or
1s elapsed after SSD was
turned on?
Is remaining
buffer space > 256 during
receive time out?
2.3
Communication Procedure Flowchart
2.3.1 Mode a
Figure C-2-2
Summary of Contents for MICROLINE 320
Page 7: ...1 2 1 2 Options 1 Cut sheet feeder unit CSF Attachment assy 2 Pull tractor assy Single bin CSF...
Page 8: ...1 3 3 Bottom push tractor unit 5 Serial I F RS 232C 4 Roll paper stand Narrow only...
Page 36: ...2 28 Figure 2 6 Ribbon cartridge Drive gear Ink reservoir...
Page 51: ...2 43 Platen Figure 2 16 Ribbon protector Printhead Carriage frame assembly...
Page 90: ...5 2 Carriage shaft...
Page 98: ...5 10 9 Carriage Assy NK2 10 SUS Bearing part of the guide roller EM 30L B...
Page 119: ...6 21 Replace RS232C board Remedied No Yes End Replace driver board...
Page 121: ...B 1 B SPARE PARTS LIST...
Page 122: ...B 2 Figure 11 1 Upper Cover Assy 1 2 3 4...
Page 124: ...B 4 Figure 11 2 Printer General Assy 6 9 8 2 7 4 5 3 10 1...
Page 129: ...B 9 Figure 11 4 Carriage Assy 12 9 8 6 14 11 10 1 13 7 5 4 3...
Page 131: ...B 11 Figure 11 5 Option Spare Parts 1 2 3 4 5 6 7 Pull Tractor Bottom Tractor I F Board...
Page 145: ...Microline 320 321 Turbo Service Manual Part Number 59273701 Printed in the USA...