3 – 5
A
4
1
3
2
Figure 3.3.1
Figure 3.3.2
1
2
4
2
1
3.3.1 Printhead
(1)
Open the access cover.
(2)
Pull up and rotate the head clamp
1
to unclamp the printhead
2
as shown in fig. 3.3.1.
(3)
Disconnect the printhead
2
from PC connector
3
and remove.
(4)
To install, reverse the removal steps.
Notes on installation:
(1)
Insert the printhead
2
into the PC connector
3
while pushing it against the carriage frame
4
.
(2)
The head clamp
1
must be securely sandwiched between printhead
2
and carriage frame
4
as shown in fig. 3.3.2.
(3)
Be sure to check the gap between platen and printhead (see 4).
(4)
Be careful not to touch the print head while it is hot.
Important: There is a shim on the carriage frame 4, which hangs over the platen side of the
frame. Be sure to replace it correctly. Improper positioning of this shim will severely affect
the printhead gap.
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...