Toshiba BSA4TMGS12QMR, BSA4TMTS12QMR

3.MAIN UNIT REPLACEMENT

EO18-33016A

3.11 Top Cover Open Sensor (Right)

3-28

8. Disconnect the Top Cover O pen Sensor Harness (Blue).

9. Remove the Top Cover Open Sensor (Right) from the Sensor Frame.

Top Cover Open Sensor

Harness (Blue)

Sensor Frame

Top Cover Open Sensor (Right)

Contents

Main B-SA4T SERIES Maintenance Manual TABLE OF CONTENTS 1. UNPACKING 1.1 Procedure 1.2 Checks 2. PRINTER INSTALLATION CAUTION! 3. MAIN UNIT REPLACEMENT 3.1 PS Unit WARNING! Turn the power off and disconnect the power cord before replacing the main parts. Page 3.2 MAIN PC Board Assy Page 3.MAIN UNIT REPLACEMENT 3- 5 11. Replace the MAIN PC board with a new one, and reassemble in the reverse order of removal. Page 3.3 Platen 3.4 Stepping Motor and Top Cover Open Sensor (Left) Page Page 3.5 Ribbon Motor/Ribbon Sensor Page Page Page 3.6 Fan Motor 3.7 Operation Panel (For the B-SA4TM) Page 3.8 Operation Panel (For the B-SA4TP) Page 3.9 Print Head Page Page 3.10 Media Sensor Page Page Page 3.11 Top Cover Open Sensor (Right) Page Page 4. PERIODIC MAINTENANCE PROCEDURE WARNING! Page Page 5. TROUBLESHOOTING <INDEX> Situation: Power on time Situation: Printing/Media feed 2. EEPROM ERROR is displayed. 3. 100BASE LAN INITIALIZING is displayed and does not disappear. 4. HEAD OPEN is displayed. 5. Some printers show ON LINE and others show IN LINE. 6. Unusual message appears on the LCD at a power on, or it takes time to start. Situation: Printing/Media feed 2. A feed jam (paper jam) error occurs when the feed gap sensor is used. 3. A feed jam (paper jam) error occurs when the black mark sensor is used. 4. HEAD OPEN is displayed. 5. Characters cannot be printed. 6. RIBBON ERROR is displayed. 7. Ribbon is not taken up. 8. An error occurs when the [FEED] key is pressed after changing the media or ribbon type. Situation: Communication 1. Printing is not performed in case of Centronics Interface communication.