Samsung CLX-8540ND - Connection Diagram; Video Controller

System diagram
Service Manual
5-6
Samsung Electronics
5.2 Connection diagram
5.2.1 Video controller
HDD
CCDM MODULE
( XE LAMP )
FAX opt˅
GRAPHIC UI PANEL
(see UI part for more information)
CN17
MAIN_IF
1 2 3 4 5 6 7 8 9
10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80
SPK_P SPK_M SOFT_BUTTON
GND nVDI_1_1B GND nVDI_2_1B GND nVDI_3_1B GND nVDI_4_1B GND nVDI_1_2B GND nVDI_2_2B GND nVDI_3_2B GND nVDI_4_2B GND VCLK_1_1B GND VCLK_2_1B GND VCLK_3_1B GND VCLK_4_1B GND nLSYNC_1_1B nLSYNC_2_1B nLSYNC_3_1B nLSYNC_4_1B GND nPSYNC_1 nPSYNC_2 nPSYNC_3 nPSYNC_4 GND nPRINT nENDPAGE nRST_SYSTEM
GND VBUS_ENG
DN_ENG DP_ENG GND 5V1 5V1 5V1 5V1 GND 5V1 5V1 5V1 5V1 GND 5V2 5V2 5V2 5V2 GND 5V2 5V2 5V2 5V2 GND 5V3 5V3 nREADY_ENGINE
nACR_ENGINE
nERROR_ENGINE
nINT_ENGINE nEXIT_ENGINE nPRINT_ACK
GND 24V4 24V4 GND 24V4 24V4
CN3
DEBUG
1
2
3
4
3.3V
DEBUG_TXD
DEBUG_RXD
GND
CN7
SATA IF
1
2
3
4
5
6
7
GND
SATA_TX_P
SATA_TX_M
GND
SATA_RX_M
SATA_RX_P
GND
CN8
SATA POWER
1
2
5V2
GND
CN6
NETWORK
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
GND
1.8_DDR
NDIP_3
NDIN_3
NDIP_2
NDIN_2
NDIP_1
NDIN_1
NDIP_0
NDIN_0
2.5V
LED_2
2.5V
LED_NPC
DGND
DGND
CN15
USB DEVICE
1
2
3
4
5
6
VBUS_DEVICE_MPP
DM_DEVICE_1761
DP_DEVICE_1761
DGND
FGND
FGND
CN14
USB DIRECT
1
2
3
4
5
6
nOC_HOST
DM_HOST
DP_HOST
DGND
FGND
FGND
CN13
USB OPE
1
2
3
DN_PANEL
DP_PANEL
GND
CN12
OPE MAIN I F
1
2
3
4
5
6
7
8
9
10
24V_OPE
5V2
5V2
5V2
nRST_PANEL
SOFT_BUTTON
GND
GND
GND
GND
CN16
SCAN IF 1
1 2 3 4 5 6 7 8 9
10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
GND ADC_CLK_P
ADC_CLK_M
GND AFE_SLOAD
AFE_SCLK
AFE_SDATA
GND 24V GND SCAN_CONTROL2
GND PItg_CIP5
GND CCD_ADC(7)
CCD_ADC(6)
GND CCD_ADC(5)
CCD_ADC(4)
GND CCD_ADC(3)
CCD_ADC(2)
GND CCD_ADC(1)
CCD_ADC(0)
GND 5V2 GND 5V2 GND CCD_WLED_ON GND 3.3V GND 3.3V GND 3.3V GND 5V2 GND
CN19
FDI
1
2
3
4
5
6
7
8
9
10
11
GND
GND
3.3V
5V2
DETECT_FDI
nNOT_READY_FDI
nCOPY_EXIT_FDI
nCOPY_CNT_FDI
nPZOOM_FDI
nPTRAY_FDI
nEN_FDI
CN18
SCAN IF 2
1 2 3 4 5 6 7 8 9
10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
SM_SCAN_A SM_SCAN_NB 24V GND 3.3V 5V2 nRST_DADF DADF_RXD nSTOP_DADF nFLAT_COVER_OPEN nSCANNER_HOME PWM_CCD_LAMP nSENS_FAN_CCD APS_LT
GND GND APS_LG
PWM_FAN_CCD
(NC) VCC_CCD_HOME
VCC_COVER_OPEN
GND DADF_P_POS
DADF_TXD
5V2 GND GND 24V SM_SCAN_B SM_SCAN_NA
CN10
MODEM IF
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
5V2
CML_MODEM
GND
(NC)
GND
(NC)
nRST_MODEM
GND
GND
GND
MODEM_TXD
GND
MODEM_RXD
GND
GND
GND
nCTS_MODEM
(NC)
3.3V
3.3V
GND
GND
SPK_OUT
GND
GND
GND
GND
GND
(NC)
GND
GND
GND
nRI_MODEM
GND
GND
nDCD_MODEM
CN4
JTAG
1
2
3
4
5
6
7
8
3.3V
TDO
nTRST
TCLK
TMS_ARM
TDI
nRESET
DGND
CLX8540ND
PBA_VIDEO
10
9
8
7
6
5
4
3
2
1
PBA-OPE MAIN
CN1
4
3
2
1
CN2
PBA-FAX
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
1
2
3
4
5
6
7
1
2
15 14 13 12 11 10
9 8 7 6 5 4 3 2 1
30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
CN7
1 2 3 4 5 6 7 8 9
10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
PBA-SCAN IF
CN3
PAPER SENSOR (APS)
1
2
3
4
5
6
GND
5V
APS_LG
GND
5V
APS_LT
CN2
XE˅ LAMP ON
1
2
3
GND
nON_XE_LAMP
24V
CN1
SCAN MOTOR
1
2
3
4
SCAN_MTR_B
SCAN_MTR_N B
SCAN_MTR_N A
SCAN_MTR_A
CN4
SENSOR
1
2
3
4
5
6
VCC_COVER_OPEN
GND
nFALT_COVER_OPEN
VCC_CCD_HOME
GND
nSCANNER_HOME
CN6
DADF IF
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
24V
24V
GND
GND
3.3V
GND
5V
GND
nRST_DADF
TXD_DADF
RXD_DADF
DADF_P_POS
nSTOP_DADF
GND
GND
GND
CN5
FAN CCD
1
2
3
24V
nSENS_FAN_CCD
PWM_FAN_CCD
4
3
2
1
STEP MOTOR
3
2
1
PHOTO
INTERRUPTOR
3
2
1
PHOTO
INTERRUPTOR
3
2
1
PBA-INVERTER
H
I
G
H
V
O
L
T
A
G
E
1 2
1 2
1
2
3
PHOTO
INTERRUPTOR
1
2
3
PHOTO
INTERRUPTOR
DADF
(see DADF part for more information)
PBA-DADF
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
1
2
3
FAN
CLX-8540ND
VIDEO PBA
CN19
CIP6_DEBUG
1
2
3
4
3.3V
CIP6_DEBUG_TXD
CIP6_DEBUG_RXD
GND
CN11
MASTER SOK
1
2
3
4
5
6
3.3V
GND
SCL_MSOK
SDA_MSOK
nMSOK_DETECT
GND