Lexmark T522 Service Manual - Page 226
Engine Board
UPC - 734646620642
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4520-xxx Engine Board Connector J1 Main Fan J3 Printhead (Mirror Motor) J4 Cover Closed Switch J5 Printhead Pin No. 1 2 3 1 2 3 4 5 6 7 1 2 3 1 2 3 4 5 6 7 8 9 Signal Fan Stall Ground Main Fan +24 V dc Return +24 V dc Return ReFREQ LOCKn Start* +24 V dc Return +24 V dc Cover Closed Ground +5 V dc Ground Video* Ground +5 Phead LPOW Ground LADJ* LFB LENA* 5-4 Service Manual
5-4
Service Manual
4520-xxx
Engine Board
Connector
Pin No.
Signal
J1 Main Fan
1
Fan Stall
2
Ground
3
Main Fan
J3 Printhead (Mirror Motor)
1
+24 V dc Return
2
+24 V dc Return
3
ReFREQ
4
LOCKn
5
Start*
6
+24 V dc Return
7
+24 V dc
J4 Cover Closed Switch
1
Cover Closed
2
Ground
3
+5 V dc
J5 Printhead
1
Ground
2
Video*
3
Ground
4
+5 Phead
5
LPOW
6
Ground
7
LADJ*
8
LFB
9
LENA*