Brother MFC6800 - Test Pattern 1; Test Pattern

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5.3.4 Test Pattern 1
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 Function
This function, much like the copying function, prints out test pattern 1 to allow the service
personnel to check for record data missing or print quality.
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 Operating Procedure
Press the 0 and 9 keys in this order in the initial stage of the maintenance mode.
The figure below shows test pattern 1.
Test Pattern 1