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Unit Interface
The interface between the main areas of the printer and the MPU board is described
in the following sections.
LED Array
Connection
The LED array (LED print head) is connected to the MPU board head driver and LED
drive power supply (main power supply) as shown in Figure 3–4.
LED drive power supply
(part of main power
supply)
CN26
CN2
3–8
Head driver
(on MPU board)
CN2
CN1
LED array
Power supply connectors
Figure 3–4. LED Array Connections
Signal connector
CN3
Electrical System and Adjustments
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