Connector Connects to Pin no. Signal
J73 Motor (pick), Sensor (paper present),
Sensor (pick position), Sensor (pick),
Sensor (tray 1 pass‑through), Sensor
(MPF paper present), Optional tray,
Sensor (paper size)
21 Sensor (paper size)—Sensor Feedback
Signal - 3
22 Sensor (paper present)—Sensor Supply
Voltage
23 Sensor (pick)—Sensor Feedback Signal
24 Sensor (MPF paper present)—Sensor
Feedback Signal
25 Sensor (pick)—GND
26 Sensor (MPF paper present)—GND
27 Sensor (pick)—Sensor Supply Voltage
28 Sensor (MPF paper present)—Sensor Supply
Voltage
29 Sensor (tray 1 pass‑through)—Sensor
Feedback Signal
30 not used
31 Sensor (tray 1 pass‑through)—GND
32 not used
33 Sensor (tray 1 pass‑through)—Sensor Supply
Voltage
34 not used
J19 Printhead 1 Mirror Motor Clock
2 Mirror Motor LOCK Signal
3 Mirror Motor START Signal
4GND
5 +25V Supply Voltage
J6 Printhead FFC ‑‑ not measurable
JISP1 ISP cable ‑‑ not measurable
J18 4.3‑inch Control panel FFC ‑‑ not measurable
J1 2.4‑inch Control panel FFC ‑‑ not measurable
4064
Component locations
756
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