Lexmark C543dn Service Manual

Connector locations 5-11
5025-2xx, 4xx
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JUSBW1
USB wireless connector
1 Ground
2 USB_HST_VP
3 USB_HST_VM
4 Ground
5+5 V dc
6 +3.3 V dc
JWT1
Waste toner detection
1 SENSE
2VREF
3 +1.5 V dc
4 Ground (no wire)
Controller board connectors (continued)
Note: SW indicates voltage is switched on during a print cycle, otherwise voltages are taken with printer
at Ready state (door closed) and cables plugged in.
Connector Pin no. Signal

Lexmark C543dn Specifications

General

Brand	Lexmark
Model	C543dn
Category	Printer
Language	English