Lexmark C540n Service Manual page 245
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Also See for C540n:
- Service manual (262 pages) ,
- Setup manual (28 pages) ,
- Specifications (6 pages)
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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
JUSBW1
USB wireless connector
JWT1
Waste toner detection
Pin no.
Signal
1
Ground
2
USB_HST_VP
3
USB_HST_VM
4
Ground
5
+5 V dc
6
+3.3 V dc
1
SENSE
2
VREF
3
+1.5 V dc
4
Ground (no wire)
5025-2xx, 4xx
Connector locations
5-11
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