Brother MFC 1870MC, Руководство по обслуживанию, Страница: 143 / 217

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3.6 Operational Check of Control Panel PCB
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Function
This function checks the control panel PCB for normal operation.
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Operating Procedure
(1) Press the 1 and 3 keys in this order in the initial maintenance mode.
The "00 " will appear on the LCD.
(2) Press the keys and buttons in the order designated in the illustration shown below.
The LCD shows the corresponding number in decimal notation each time a key or but-
ton is pressed. Check that the displayed number is correct by referring to the illustra-
tion below.
If a key or button is pressed out of order, the equipment beeps and displays the "IN-
VALID OPERATE" on the LCD. To return to the status ready to accept key & button
entry for operational check, press the Stop key.
(3) After the last number key or button is pressed, the equipment beeps and returns to the
initial maintenance mode.
To terminate this operation, press the Stop key. The equipment returns to the initial
maintenance mode.
FAX1170/1270/1010/1020
Key & Button Entry Order (1)
1
2
3
4
5 6 7
10
11 12 13
14 15 16
17
18 19
8 9
20 21
22 23 24 25
26 27 28 29
30
31
32 33 34
35 36 37 38 39 40