Lexmark T640 Service Manual page 302

4061-xx0
System board (see "System board" on page
Connector
J1 Interconnect card
J2 Printhead (laser cable)
J3 Printhead (HSYNC)/mirror motor
J4 Main fan
J5 Cartridge fan
J6 Hopper full (output bin sensor)
5-2
Service Manual
5-1)
Pin no. Signal
1 VIDEO 1+ CN
2 VIDEO 1- CN
3 Ground
4 LADJ2*
5 VIDEO 0- CN
6 VIDEO 0+ CN
7 Ground
8 +5PHEAD
9 LPOW
10 Ground
11 LADJ* CN
12 LPOW FB
13 LENA*
1 Ground
2 HSYNC CN*
3 HSYNC ID
4 +5 V dc
5
6
7
8
9
10
11
12
1 FANSTALL
2 Ground
3 MAINFAN
1 CARTFANSTAIL
2 Ground
3 CARTFAN
1 HOP FULL*
2 Ground
3 HOP LED