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Connector locations 5-9

5025-2xx, 4xx

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JPH1

Printhead flat cable connector

(continued)

22 D_VDO_2+

23 D_VDO_2–

24 Ground

25 D_VDO_5+

26 D_VDO_5–

27 Ground

28 D_VDO_1+

29 D_VDO_1–

30 Ground

31 D_VDO_4+

32 D_VDO_4–

33 Ground

34 D_VDO_0+

35 D_VDO_0–

36 Ground

37 I2CCLK_PH

38 VDO_LADJ1, +3.3 V dc

39 I2CDATA_PH

40 VDO_LADJ0, +3.3 V dc

JSC1

SC cartridge

1 +3.3 V dc

2 DATA_SC, +3.3 V dc

3SCK_SC

4 Ground

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 Service Manual

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