Brother MFC-J3520 Service Manual page 327

*1: The paper type is printed in the order of "Plain paper - Inkjet paper - Glossy paper."
*2: For details about the purge type, refer to
*3: For details about sensors, refer to
*4: Not required for servicing.
*5: 0: No ink cartridge loaded
1: High-yield ink cartridge
2: Super high-yield ink cartridge
*: Unidentifiable ink cartridge
*6 Excluding the resets triggered by the following.
Maintenance codes 01 and 91
Maintenance code 80 (Resetting the purge and flushing counts)
*7: Not used.
Maintenance mode
Maintenance mode
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