2-28
4227-100
Print Quality Service Check
FRU
Action
1
Ribbon and Shield
Be sure the ribbon is not worn and feeds
smoothly when the knob is turned. Inspect the
ribbon shield for dirt or damage.
2
Ribbon Drive
Be sure the ribbon drive post rotates when
printing.
3
Auto Gap
. If Auto Gap is off, be
sure the manual position setting is appropriate
for the paper used.
4
Printhead Cables
Inspect both ends of the printhead cables for
proper connection.
5
Carrier Belt
Adjustment
Loosen and tighten the tension pulley plate
screws to make sure the carrier belt is tight.
6
Carrier Movement
With power off, manually move the carrier from
side to side to inspect for drag or binds.
7
Bidirectional Print
Adjustment
“Bidirectional Print Adjustment” on
.
8
Carrier Motor
The carrier motor should turn smoothly and
quietly when printing.
9
Paper Feed Gears
Inspect the paper feed gears for wear and tear.
10
Paper Feed Motor
The paper feed motor should turn smoothly
and quietly when printing.
11
Tractors
Inspect the tractors for damage or looseness.
12
Feed Roller
Surfaces
Inspect the feed roller surfaces for dirt or wear.
Summary of Contents for 4227-100
Page 10: ...x 4227 100 Korean Safety Information...
Page 101: ...Connector Locations 5 1 4227 100 5 Connector Locations...
Page 105: ...Connector Locations 5 5 4227 100 Component Location Illustrations...
Page 106: ...5 6 4227 100 Component Location Illustrations Continued...
Page 114: ...5 14 4227 100 Connector Block Diagram...
Page 119: ...Parts Catalog 7 2 Assembly 1 Covers and Operator Panel...
Page 121: ...Parts Catalog 7 4 Assembly 2 Paper Feed...
Page 123: ...Parts Catalog 7 6 Assembly 3 Carrier...
Page 125: ...Parts Catalog 7 8 Assembly 4 Base and Electronics...
Page 127: ...Parts Catalog 7 10 Assembly 5 ASF Side Frame Covers...
Page 129: ...Parts Catalog 7 12 Assembly 6 ASF Roller Support...
Page 131: ...Parts Catalog 7 14 Assembly 7 Tractor 2 Option...