Brother MFC-8510DN, Service Manual

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5-44
Confidential
1.3.27 Display machine error code (function code: 82)
<Function>
This function is used to display the latest error code on the LCD.
<Operation Procedure>
(1) Press the [8] and [2] buttons in this order in the initial state of maintenance mode.
"MACHINE ERR XXXX" is displayed on the LCD.
(2) When the [Stop/Exit] button is pressed, the machine returns to the initial state of
maintenance mode.
1.3.28 Send communication log information to telephone line (function code: 87)
<Function>
This function is used to send the error list to service personnel at a remote service station
when a fax communication problem has occurred in the user's machine. Receiving the error
list allows the service personnel to analyze the problem current in the user's machine.
<Operation Procedure>
• Service side
(1) The service personnel connects the telephone line to the target user.
• User side
(2) While the machine is in the ready state, press the [Menu], [Start], [0], [8], and [7]
buttons in this order. "SENDING P.01" is displayed on the LCD, and the error list is
sent.
(3) When sending the error list is completed, the machine returns to the ready state.
1.3.29 Reset counters for periodic replacement parts (function code: 88)
<Function>
This function is used to reset the corresponding counter after the fuser unit, laser unit or any of
the paper feeding kits is replaced. The number of times the part has been replaced is
increased by one, and the warning message "Replace ***" is cleared.
<Operation Procedure>
(1) Press the [8] button twice in the initial state of maintenance mode. "Parts Replacement/
Reset-Laser Unit" is displayed on the LCD.
(2) Press the [ ] or [ ] button to display the part for which the counter is to be reset, and
press the [Start] button.
The counters for the following parts must be reset after these parts are replaced:
• Laser Unit
• Fuser Unit
• PF Kit MP
• PF Kit T1
• PF Kit T2
When resetting the counter for the laser unit, for example, "Laser Unit OK?" is displayed
on the LCD.
(3) Press the [Start] button. The corresponding counter is reset, and the machine returns to
the initial state of maintenance mode.