Toshiba B-852-R manual Periodic Maintenance Procedure

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3. PERIODIC MAINTENANCE PROCEDURE

EO18-33018

3. PERIODIC MAINTENANCE PROCEDURE

3. PERIODIC MAINTENANCE PROCEDURE

WARNING!

1.Be sure to turn the power off before cleaning the cutter unit.

2.As the cutter blade is sharp, care should be taken not to injure yourself when cleaning.

All machines are generally delivered in their best condition. To maintain optimal operating condition and help gain maximum performance and life of machines, we would recommend you to conduct periodic maintenance. Doing this is also effective in preventing unexpected troubles and avoiding wasteful system down time, by which more benefit is produced to your customers and greater reliance is placed on the product quality.

Please refer to the following general maintenance procedure and perform periodic servicing.

NOTE: Before starting the periodic maintenance, be sure to read carefully and understand the Service Manuals, especially warnings, cautions and adjustment.

1.Ask an operator or a manager about any machine trouble.

2.Check the run distance on the maintenance counter.

3.Unplug the power cord, and then open the top cover and the head block.

Head

Block

Power Cord

4.Clean the inside of the printer.

1)The entire inside of the printer should be cleaned.

2)Wipe the platen with a cloth moistened with alcohol.

Top

Cover

Platen

3-1

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Contents Series Table of Contents Unpacking ProcedureChecks Opening and Removing the Covers Major Unit ReplacementLubrication Replacing the Main PC Board Remove the two SMW-4x8 screws, SMW-3x6 screw and B-3x6 screw Main PC Board 3x6 Screw Main PCB Support Frame SMW-3x6 Replacing the Panel PC Board Major Unit Replacement Replacing the Stepping Motor Pulley Motor Gear Stepping Motor Replacing the Head Up Sensor Replacing the Slit Sensor Rewind/Feed Replacing the Ribbon Motor Rewind/Feed Major Unit Replacement Replacing the Platen Platen Shaft Holder Feed Gap Sensor TR and Black Mark Sensor Upper Side Replacing the Media SensorFeed Gap Sensor LED and Black Mark Sensor Lower Side Pass the media sensor harness between the harness guides Replacing the Print Head Replacing the PS Unit and Reactor Disconnect the PSU harness from CN4 on the PS unit Inlet Periodic Maintenance Procedure Periodic Maintenance Procedure Replacement Periodic Maintenance Procedure Troubleshooting Toshiba TEC