e-STUDIO520/523/600/603/720/723/850/853 © 2005 - 2007 TOSHIBA TEC CORPORATION All rights reserved
TROUBLESHOOTING
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5.1.17 Troubleshooting for remaining toner detection sensor
Take an appropriate countermeasure for the following cases:
• When a message notifying the toner cartridge needs to be replaced is displayed and the cartridge is
replaced accordingly, but the message remains displayed
• When a message notifying the toner cartridge needs to be replaced is displayed and the equipment
simultaneously stops its operation during the process of a job (The equipment should keep its oper-
ation for a while even if such message is displayed.)
• The Auto Supply Order function does not work.
Countermeasure
1) Check if the connector or connector pins on the toner drive are disconnected.
2) Replace the remaining toner detection sensor.
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