Cromemco 3355A Operator's Manual

Cromemco

3355A PRINTER

OPERATOR'S GUIDE

it

CROMEMCO, Inc.

280 Bernardo Avenue

Part no. 023

Mountain

-

6006 March 1980

View, CA 94043

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Crom

e

m

3355A PRINTER

OPERATOR'S GUIDE

co

Part no

.

023-6006 March 1980

CROMEMCO, Inc.

280 Bernardo Avenue

Mountain

View, CA 94043

PROPRIETARY NOTICE

The information and design disclosed herein were originated by
and are the property of Nippon Electric Company, Limited

(NEC). NEC reserves all patent, proprietary design, manufac­turing, reproduction use, and sales rights thereto, and to any
article disclosed therein, except to the extent rights are
expressly granted to others. The foregoing does not apply to
vendor proprietary parts.

Specifications remain subject to change to allow the introduc­tion of design improvements.

1

Copyright 1979 ©

NEC Information Systems, Inc.

5 Militia Drive

Lexington

Printed in U.S.A.

, MA 02173

V

CHAPTER 1 INTRODUCTION

CONTENTS

Page

1.1 DESCRIPTION

1.2 SPECIFICATIONS

1.3 RELATED DOCUMENTS

CHAPTER 2 OPERATING INSTRUCTIONS

2.1 PRINTER CONTROLS .................................... 2-1

2.2 PAPER LOADING INSTRUCTIONS .......................... 2-3

2.2.1 Friction-Feed Paper Loading ................ 2-5

2.2.2 Pin-Feed Paper Loading ................... 2-5

2.2.3 Forms-Tractor Paper Loading ................ 2-6

2.3 SPINWRITER PREPARATION .............................. 2-6

2.4 TROUBLESHOOTING GUIDE ............................... 2-7

CHAPTER 3 MAINTENANCE AND REPLACEMENT PROCEDURES

3.1 MAINTAINING HIGH QUALITY PRINT ...................... 3-1

......................................... 1-1

...................................... 1-1

................................... 1-3

3.2 RIBBON CARTRIDGE REPLACEMENT ........................ 3-2

3.3 PRINT THIMBLE REPLACEMENT ........................... 3-2

3.4 FRICTION-FEED ATTACHMENT REMOVAL .................... 3-4

3.5 VERTICAL TYPE TRACTOR ASSEMBLY REMOVAL .............. 3-4

3.6 PIN-FEED PLATEN REMOVAL ............................. 3-5

3.7 FRICTION PLATEN REMOVAL ............................ 3-6

GLOSSARY .............................................Glossary-1

iii

ILLUSTRATIONS

Figure

2-1

2-2

2-3

3-1

3-2
3-3

3-4

3-5

3-6

Title

Printer Controls ..............................

Paper Feed Path - Rear ........................

Paper Feed Path - Bottom (Optional)...........

Ribbon Cartridge Removal ......................

Print Thimble Removal .........................

Feed Attachment Removal

Friction

(Right Side Only

-

) .............................

Vertical Type Assembly Removal ................

Feed Platen Removal .......................

-

Pin

Friction Platen Removal .......................

Page

2-2

2-4
2-4

3-3

3-3

3-5

3-5

3-6

3-7

N

Table

1-1

2-1

TABLES

Title

Model 5500 Series SPINWRITER Specifications...

Troubleshooting Guide .......................

iv

Page

1-2

2-7

CHAPTER 1

INTRODUCTION

This guide provides you with a general description

and an operator trouble-

replacement procedures

instructions

shooting guide for the Model 5500 Series SPINWRITER

are SPINWRITER specifications
cedures for replacing certain items
you maintain high quality printing.

1.1 DESCRIPTION

The Model 5500 Series SPINWRITER printer is a microprocessor

controlled impact character printer which uses motor control

for carriage spacing

ment, and ribbon movement to achieve high quality printing at

rates up to 55 characters per second at 12 characters per inch

(maximum
forced plastic print element or "thimble
128 fully formed characters of various typefaces
bles that contain up to 125 characters have a cutout so that
you can see the last characters printed.

,

use of operator controls, pro-

,

print element positioning

,

The SPINWRITER uses a unique small diameter, rein-

).

,

and suggestions to help

,

,

which contains up to

"

.

operating

,

Included

.

paper move-

Print thim-

You may select a printing format of 10 or 12 characters per

Bidirectional print-

inch and up to 163 characters per line

line plotting

ing, fine

position the SPINWRITER within 1

1/48th inch vertically.

There are presently four Model 5500 SPINWRITERS

(5500D

which has an 8-Bit Naked interface

has a Qume-Type interface

Ontel-type interface.

1.2 SPECIFICATIONS

Table 1-1 is a list of specifications for the Model 5500 Series

SPINWRITER
SPINWRITER installation and operation.

-

which has a Diablo-Type interface

)

These specifications should be adhered to for

.

and graphing are available

,

120th inch horizontally and

/

and Model 5504

;

.

Model 5503

;

Model 5502

;

5500N

(

:

5500Q) which

(

which has an

)

You can

.

Model 5501

(

5500B)

Table 1-1 Model 5500 Series SPINWRITER Specifications

FEATURE

Print Speed

Character Set

Print Line

Paper Width

Paper Thickness

Carriage Return Time

Horizontal Resolution

Vertical Resolution

Spacing Speed

Copy Thickness

Control

Impression Control

SPECIFICATION

55 characters

second (maximum)

/

128 characters (maximum)

136 columns at 10 characters/in.
163 columns at 12 characters/in.

16 in.(maximum)

0.027 in. (maximum)

400 ms(maximum)

120 positions/in.

48 positions/in.

16 ms at 12 characters/in.

5-step switching (by operator)

3-level switching
7-level switching
external software control)

by operator)

(
(

by internal or

Overall Dimensions

Without Cover

With Cover

Weight

Width
Depth: 13.62 in

Height: 8.68 in

:

21.18 in

. (

. (

220.5 mm)

. (

538 mm)
346 mm)

Width: 24.8 in. (630 mm

left and right platen knobs)

Depth: 16.3 in

19.21 in
including paper guide

Height: 8.68 in

9.84 in

with larger acrylic cover

installed

30

.

8 lbs

and power supply

45.5 lbs (20.7 kg) complete

14 kg) without cover

(

. (

. (

. (

. (

415 mm)

488 mm)

220 mm)

250 mm)

) (

includes

Table 1-1 Model 5500 Series SPINWRITER Specifications

(contd)

FEATURE

Power Requirements

Without Power Supply

+5 Vdc, +3%, 2.0 amps
+12 Vdc, +3%, 0.3 amps

SPECIFICATION

-12 Vdc, +3%, 0.3 amps
+17 Vdc, +6%, 4.0 amps Peak 12 amps

-17 Vdc, +6%, 4.0 amps for 20 ms
115 Vac, +15%, 0.1 amps or
230 Vac, +15%, 0.05 amps, 50/60 Hz

(optional)

With Power Supply

115 Vac, +15%, 50/60 Hz @3.5 amps or
230 Vac, +15%, 50/60 Hz @2 amps

(optional)

Environment

Operating: 40°F (5°C) to 100°F (38°C)
Storage: -4°F (-20°C) to 158°F (70°C)

Relative Humidity

Operating: 10% to 85% (no condensation)

Storage: 10% to 95% (no condensation)

r

Altitude

Operating: Sea level to 10,000 ft

Storage: Sea level to 25,000 ft

Acoustic Noise

67 dBA (without cover)
60 dBA (with cover)

1.3 RELATED DOCUMENTS

The following documents, relating to the Model 5500 Series
SPINWRITER, are available from NEC Information Systems, Inc.

Model 5500 Series SPINWRITER Product Description, Doc. No.

S

10004

SPINWRITER Maintenance Manual, Doc. No. 10000

SPINWRITER Theory of Operation Manual, Doc. No. 10001