Toshiba B-852-R 用户手册

EO18-33018

TABLE OF CONTENTS

Page

1. UNPACKING --------------------------------------------------------------------------------------------1- 1

1.1 PROCEDURES --------------------------------------------------------------------------------------------- 1-

1.2

CHECKS ----------------------------------------------------------------------------------------------------- 1-

2. MAJOR UNIT REPLACEMENT --------------------------------------------------------------------2- 1

2.1 OPENING AND REMOVING THE COVERS ------------------------------------------------------- 2- 1

2.2

LUBRICATION ---------------------------------------------------------------------------------------------- 2-

2.3 REPLACING THE CPU PC BOARD ------------------------------------------------------------------ 2- 3

2.4 REPLACING THE PANEL PC BOARD--------------------------------------------------------------- 2- 6

2.5 REPLACING THE STEPPING MOTOR-------------------------------------------------------------- 2- 8

2.6 REPLACING THE HEAD UP SENSOR, SLIT SENSOR (REWIND/FEED)

AND RIBBON MOTOR (REWIND/FEED) --------------------------------------------------------- 2- 10

2.7 REPLACING THE PLATEN --------------------------------------------------------------------------- 2- 14

2.8 REPLACING THE MEDIA SENSOR ---------------------------------------------------------------- 2- 16

2.8.1 Feed Gap Sensor (TR) and Black Mark Sensor (Upper Side) ---------------------- 2- 16

2.8.2 Feed Gap Sensor (LED) and Black Mark Sensor (Lower Side) -------------------- 2- 17

2.9 REPLACING THE PRINT HEAD--------------------------------------------------------------------- 2- 19

2.10 REPLACING THE PS UNIT AND REACTOR ---------------------------------------------------- 2- 20

3. PERIODIC MAINTENANCE PROCEDURE .............................................................................3- 1

4. TROUBLESHOOTING ------------------------------------------------------------------------------------------- 4-

CAUTION!

1. This manual may not be copied in whole or in part without prior written permission of TOSHIBA

TEC.

2. The contents of this manual may be changed without notification.
3. Please refer to your local Authorised Service representative with regard to any queries you

may have in this manual.