Lexmark X 204 Service Manual

Repair information4-49
7011-2xx / 3xx
5.Squeeze the top of of the cam follower to disengage it from the flatbed.
6.Tilt the flatbed to the up position.
7.Carefully route all the cables through the top cover.
8.Lift and remove the faltbed from the MFP. 

4-50Service Manual 7011-2xx / 3xx 

Locations and connections5-1
7011-2xx / 3xx
5.  Locations and connections
Locations
Front view
Callout Description
1 ADF unit - X only
2 Operator panel
3 Paper output bin
4 Output extension
5 Manual feeder
6 Paper tray
7 Front cover
8 Front cover release
7
3D
E
F6M
N
O9W
X
Y
Z#
2A
B
C5J
K
L8T
U
V0
1@!.G
H
I4PQRS7*
1
2
3
4
5
6
8 

5-2Service Manual 7011-2xx / 3xx
Rear view
Callout Description
1 Modem Jack
2 USB port
3 Pow er
1
23 

Locations and connections5-3
7011-2xx / 3xx
Connections
Power supply board 
Power supply board connections
Conn Connects to # wires Wire colors
CN102 Fuser 2 Blue, white
CN201 Controller card 15  Black
CN202 Charge roll 2 Red, blue
CN203 Developer 3 Red, white, blue
TAT201 Transfer roll 1 Red 

5-4Service Manual 7011-2xx / 3xx
Controller card 

Locations and connections5-5
7011-2xx / 3xx
Controller card connections
Conn # Name Connects to Pin # Signal / voltage
J23 SOL Paperfeed 
solenoids1 FDSOL+, +24V
2FDSOL-
3 MPFSOL+, +24V
4 MPFSOL-
J22 HVPS/
LVPSPower 
Supplies1 Charge_C
2 DEV_C
3TX_C
4 TX_ENABLE_C
5 SERVO_OUT_C
6 FUSER_ON_C
7GND
8 +24V
9 +24V
10 HVPS On/Off
11 ZEROX_C
12 GND
13 +5V
14 GND
15 HVPOWERSNS_C
J19 XPRT Main motor 1 HALL_U
2 HALL_V
3 HALL_W
4FG
5GND
6+5V
7 V_C1_U, 5 VDC
8 V_C1_V, 24 VDC
9 V_C1_W, 24 VDC
J17 IN Input sensor 1 5...

5-6Service Manual 7011-2xx / 3xx
J6 SC Smart chip 1 SC_DATA_C
2GND
J18 MPF Manual feed 
sensor1+5VDC
2MPF_C
3GND
4GND
J4 Operator 
panel1 +5V_FUSE
2 +3.3V
3 LCD_SDA
4GND
5 LCD_SCK
6 LCD_CS
7 LCD_A0
8GND
9SDA
10 LCD_RST
11 PANEL_INT
12 GND
13 SCL
14 GND
15 BEEP_C
16 GND Conn # Name Connects to Pin # Signal / voltage 

Locations and connections5-7
7011-2xx / 3xx
J15 CIS CIS 1 GND
2OS
3GND
4MODE0
5 VREF_CIS
6GND
7CIS_CLK
8GND
9 V33_CIS
10 CIS_TR
11 V_LEDCA LED_B (+5V_FUSE)
12 CIS_LED_B
13 V_LEDCA LED_G (+5V_FUSE)
14 CIS_LED_G
15 V_LEDCA LED_R (+5V_FUSE)
16 CIS_LED_R
J1 FB Flatbed 
motor1 FB_AA-
2 FB_AA
3 FB_BB
4 FB_BB-
J5 HOME Home 
position 
sensor1+5V
2GND
3HOME_C
J2 ADF ADF motor/
sensors1+5V
2ADF_DES
3GND
4ADF_AA
5 ADF_AA-
6ADF_BB
7 ADF_BB-
8ADF_DS Conn # Name Connects to Pin # Signal / voltage 

5-8Service Manual 7011-2xx / 3xx
J25 FAX Modem 1 FAX_CS
2GND
3 SPI_DI
4GND
5 SPI_DOUT
6GND
7 SPI_SCLK
8GND
9 FAX_INT
10 +5V
11 RESET_TO_MODEM_C
12 +3.3V
13 +3.3V
14 NC_J25_14
J8 EXIT Exit sensor 1 +5VDC
2 PAPER_OUT_C
3GND
J9 Fan Fan 1 GND
2 +24V
3FAN_FB
J10 TH1 Thermistor 1 FUSER_TH
2GND
J11 CO Cover open 
sensor1 +5V_LD
2 +5V_FUSE
3GND Conn # Name Connects to Pin # Signal / voltage