Table Of Contents - IBM 5256-1 Maintenance Information Manual

page of 190

/ 190
Contents
Table of Contents
Bookmarks

Table of Contents

SAFETY . . . . . . . . . . . . . . . . . . . . . . . . . . . . • . . . . . vi

GLOSSARY OF TERMS AND ABBREVIATIONS . . . . . . . . . xiii

LEGEND . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xvi

USING THE IBM 5256 MAINTENANCE INFORMATION

MANUAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . • . xvii

Glossary of Terms and Abbreviations . . . .

Maintenance. . . . . .

. . . . " ..

Wiring Diagram . . . . . . . .

Diagnostic Aids . . . . . . . .

Preventive Maintenance .. .

Tools and Test Equipment.

Theory . . . . . . . . . . .

Features . . . .

Appendix A .

Index . . . . . .

MAINTENANCE . . . . . . . . . . . . . . .

SEQUENCE-AFFECTED PROCEDURES.

LOCATIONS . . . . . . . . . . . " . . . . . .

100 Front and Right Side Locations . . . .

xvii

. . . . . . xviii

.. xviii

. . . . . . . . . . xviii

. . • . . . . . . . . 1-1

. . . 1-1

.1-2

101 Front and Left Side Locations. . . . . . . . . . . . . . ..

.1-3

102 Back Locations . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4

103 Printer Mechanism Bottom Locations (Print Mechanism

in Service Position) . . . . . . . . . . . . . . . . . . .

.1-5

104 Printer Mechanism Base Locations. . . . . . . . . . .

.1-6

105 Power Supply Board A 1 Locations and Jumpers. . . . .

.1-7

106 Planar Board Bl Locations and Jumpers. . . . • . . . .

.1-8

107 Power Adapter Board Cl Locations. . . .

. .. 1-9

108 Cabling Locations and Station Protector . . . . . . . . . . . 1-10

Motor Cables (EC2 to TPBl and TPB2)

.. 1-10

COVER . . . . . . . . . .

. . . . . . . . . . . . . . . . 1-12

110 Printer Covers . . . . . . . . . . . . . .

. . 1-12

Adjustment . . . . . . . . . . . . . . . . . . . .

. . 1-12

Top Cover Removal and Replacement. . . . .

. .1-12

Back Cover Removal and Replacement . . . . . . . . . . . . . 1-12

Front Cover Removal and Replacement . . . . . . . . . . . . 1-12

111 Control Panel and AC Cable Assembly . . . . . . . . . . . . 1-13

Control Panel Removal and Replacement . . . . . . . . . . . 1-13

AC Cable Assembly Removal and Replacement . . . . . . . . 1-13

SERVICE POSITIONS . . . . . . . . . . . . . . . . . . . . . . . . 1-14

115 Separating the Printer From the Power Supply Board A 1

For Service Positions. . . . . . . . . . . . . . . . . .

. . 1-14

116 Moving the Power Supply for Printer Servicing . . . . . " .. 1-16

PART NUMBERS. . . . . . . . . . . . . . . . . . . . .

. . 1-16

117 Boards, Card, I nterposers, and Jumpers. .

. . 1-16

FORMS MOVING PARTS. . . . . . . .

. .1-17

120 Platen and Paper Deflector . . . . . . . . . . . . . . . . . . . 1-17

Removal and Replacement . . . . . . . . . . . . . . . . . . . . 1-17

121 Platen Latches (Release Eccentrics and Springs) . . . . . . . 1-18

Adjustment . . . . . . . . . . " . . . . . . . . . . .

. . 1-18

122 Platen Gears and Bushing. . . . . . . . . .

. . 1-18

Removal, Replacement, and Adjustment.

. . 1-18

123 Platen Pressure Rolls . . . . . . . . . . . . . .

Adjustment . . . . . . . . . .

124 Platen Gear Backlash (Play) . . . .

Adjustment . . . . . . . . . . . . . .

125 Forms Motor Gear Backlash (Play)

Adjustment . . . . . . . . . .

126 Forms Motor and Emitter .

Removal and Replacement ..

Disassembly . . . . . . . . . .

Assembly . . . . . . . . . . . .

127 Forms Feed Emitter Disk ..

Adjustment . . . . . . . . . .

128 Forms Motor to Emitter Timing ..

Service Check.

Adjustment . .

129 A-Frame . . .

Service Check.

Alignment . . .

130 End-of-Forms Switch ..

Service Check . . . . . . .

Adjustment . . . . . ' .. .

Removal and Replacement. . . .

131 Forms Tractor Unit . . . . .

Removal and Replacement . . . . . .

Disassembly and Assembly . . . . . .

Left Tractor Acljustment . . . . . . .

132 Forms Tractor Unit Chain Cover ..

Service Check . . . . . . . . . . . . . . .

viii

Contents

· . 1-19

· . . . 1-19

· . . . 1-20

· . . . 1-21

· . . . 1-23

· . 1-23

.1-24

· .1-24

· . . . 1-25

· . 1-26

· . . . 1-26

· . 1-27

· . . . 1-29

· • . . . . . . 1-29

· . . . 1-29

· . . . . . . . 1-30

. . . . . . 1-32

· . . . . . . . 1-32

· . . . 1-32

· . . . 1-33

Adjustment . . . . . . . . . . . . . . . . . . . . . .

. . . . 1-33

133 Forms Tractor Unit Chain . . . . . . . . . . . . . . . . . . . 1-35

Removal and Replacement . . . . . . . . . . . . . . . . . . . . 1-35

134 Forms Guide Rack Static Eliminator Replacement.

. . 1-35

PRINTER EMITTER. . . . . . . . . . . . . . . . . . . . .

. . 1-36

140 Print Emitter Board to Pickup and Amplifier Card .

· .1-36

Service Check . . . . . . . . . . . . . . . . . . . . . . .

· . 1-36

Adjustment . . . . . . . . . . . . . . . . . . . . . . . .

· . 1-36

Printer Emitter Pickup and Amplifier Removal and

Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-37

141 Print Emitter Board. . . . . . . . .

. . 1-38

Removal and Replacement. . . . . .

. . 1-38

142 Print Emitter Hold Down Bracket.

.. 1-38

Adjustment ..

143 Left Margin ..

Service Check.

Adjustment ..

CARRIER . . . . .

150 Carrier Main and Support Shafts ..

Service Check . . . . . . . . . . .

Adjustment . . . . . . . . . . . . . .

151 Carrier Support Shaft . . . . . . . .

Removal and Replacement. .

152 Carrier and Main Shaft . . .

Removal and Replacement ..

153 Belt Tensioner Assembly ..

Removal and Replacement .

154 Carrier Motor and Pulley ..

Removal and Replacement ..

· . 1-38

. 1-38

· .1-38

· . 1-38

.1-40

· .1-40

· . 1-41

· . 1-42

· . . . 1-42

· . . . 1-43

· •.. 1-43

· .1-43

155 Carrier Leaf Spring and Bearing

Removal and Replacement . . . . . . . . . . . . . . . . . . . . 1-43

Table of Contents

This manual is also suitable for:

5256-2 5256-3

Table Of Contents - IBM 5256-1 Maintenance Information Manual

Related Manuals for IBM 5256-1

Related Content for IBM 5256-1

This manual is also suitable for:

Table of Contents