Brother International MFC 8890DW Service Manual - Page 426
Drum condensation countermeasure mode
UPC - 012502622673
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5.3 Drum condensation countermeasure mode The printing spots may occur with the condensation of the surface of the drum in the high humidity environment. When the drum condensation countermeasure mode is set to ON to follow the procedure described below, you can remedy the condensation of the surface of the drum in drying by heat of the fuser unit. (1) Open the front cover. (2) Press the [Enlarge/Reduce] button. The LCD shows the "LONG WARMUP MODE on off". (3) Select the "ON" or "OFF" by pressing the [ ] or [ ] button, and press the [OK] button. The LCD shows the "Accepted", and the machine returns to the standby status. 5.4 Unlocking and Clearing the Password of the Function Lock / Setting Lock ■ How to clear the password The user's can not clear the password that registered by operation of the panel. Perform the following procedures to clear the registered password. (1) Press the [Menu], [#], [2], [7], [9], [0] and [0] button in this order in the ready state. The "0" will appear on the LCD. (2) The registered password is cleared, and the machine returns to the ready state. 5.5 Clearing the Data of the Secure Print If forgot the password of the Secure Print, turn the power switch off and then turn it on again to clear the printing data. 7-39 Confidential