Manually perform [Density Balance Auto. Adjustment].
The displayed screen and adjustment procedure vary depending on whether an optional device is mounted or not.
Touch panel - [MACHINE] - [Adjustment] - [Quality Adjustment] - [Package Color Manual Adj.] - [Density Balance Auto. Adjustment]
With Intelligent Quality Optimizer IQ-501 mounted
With Intelligent Quality Optimizer IQ-501 unmounted and scanner equipped
With Intelligent Quality Optimizer IQ-501 unmounted and scanner unequipped