Test Pattern 1 (Function Code 09) - Brother MFC-8460N Service Manual

8.4.5 Test Pattern 1 (Function code 09)

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.
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.
Fig. 8-4 Test Pattern
8-10 Confidential