Lexmark X925 7541-03 series

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5-20 Service Manual

7541-03x

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Engine board

Connector Connects to Pin no. Signal

CN1 N.C

CN2 Printhead Controller 1 LDPRG

2PRGSW5V

3THETA LED

4GND

5 /PCZCNG

6HTNB1

7GND

8 MOTOR CLK4

9 MOTOR CLK3

10 MOTOR CLK2

11 MOTOR CLK1

12 TXD

13 RXD

14 /MBUSY_IN

CN3 N.C

CN4 Temp humidity sensor 1 Temp S

2GND

3Humid S

4+5V

CN5 Paper size sensor (Std

Cassette)

1 CPSIZE2

2 PCZCNG C

3 CPSIZE1

4 PCZCNG C

5 CPSIZE0

6 PCZCNG C

CN6 Paper tray lift motor 1 PN2

2PN1

CN7 Paper size sensor (MPF

Cassette)

1 MPSIZE2

2 MPSIZE1

3 PCZCNG M

4 MPSIZE0

Lexmark X925 7541-03 series - Page 420