Lexmark T640 - Page 304

5-4 Service Manual
4061-xx0
J15 HVPS 1ATSERVO
2 TXENABLE
3XFR
4 24 V dc switched
5 CHARGE
6Ground
7DEV
8Ground
input sensor 9 INPUTSENSX
10 +5 V dc switched
Cartridge toner wheel sensor 11 +5 V dc
12 TONER WHEELX
13 Ground
J16 Ethernet port 1
2
3
4
5
6
7
8
9
10
11
12
13
J17 Parallel port
J18 Front/bottom options 1 Ground
2+24Vdc OTC OPT
J20 Transport motor 1 BLDC_HALL 0
2 BLDC_HALL 1
3 BLDC_HALL 2
4 BLDC FG
5Ground
6 +5 V dc switched
7 BLDC WIND
8 BLDC WIND 1
9 BLDC WIND 2
System board (see “System board” on page 5-1)
Connector Pin no. Signal