Specifications

11-6
CONNECTION DIAGRAM
Samsung Electronics
Service Manual
20 Main BD(CN9
)NPC(J1)
(Network Print Card)
Pin Signal Name Dir Pin Signal Name
1 +3.3V 1 VDD3 2 +3.3V 2 VDD3 3 DGND 3 GND 4 nNPC_CS 4 nXPCS 5 DATA(31) 5 XPData(31) 6 DATA(30) 6 XPData(30) 7 DATA(29) 7 XPData(29) 8 DGND 8 GND 9 DATA(28) 9 XPData(28)
10 DATA(27) 10 XPData(27) 11 DATA(26) 11 XPData(26) 12 DGND 12 GND 13 DATA(25) 13 XPData(25) 14 DATA(24) 14 XPData(24) 15 nNPC_INT 15 nXIRQ_OUT 16 DGND 16 GND 17 A_ADDR(5) 17 XPAddr(3) 18 A_ADDR(4) 18 XPAddr(2) 19 A_ADDR(3) 19 XPAddr(1) 20 +3.3V 20 VDD3 21 NC 21 NC 22 DATA(23) 22 XPData(23) 23 DATA(22) 23 XPData(22) 24 NC 24 NC 25 DATA(21) 25 XPData(21) 26 NC 26 NC 27 DATA(20) 27 XPData(20) 28 A_ADDR(15) 28 XPAddr(13) 29 DATA(19) 29 XPData(19) 30 A_ADDR(14) 30 XPAddr(12)
Pin Signal Name Dir Pin Signal Name
31 DATA(18) 31 XPData(18) 32 A_ADDR(13) 32 XPAddr(11) 33 DATA(17) 33 XPData(17) 34 A_ADDR(12) 34 XPAddr(10) 35 DATA(16) 35 XPData(16) 36 A_ADDR(11) 36 XPAddr(9) 37 A_ADDR(6) 37 XPAddr(4) 38 A_ADDR(10) 38 XPAddr(8) 39 nNPC_RST 39 nRESET_P 40 A_ADDR(9) 40 XPAddr(7) 41 nWAIT 41 nXPWAIT 42 A_ADDR(8) 42 XPAddr(6) 43 NC 43 NC 44 A_ADDR(7) 44 XPAddr(5) 45 NC 45 NC 46 NC 46 NC 47 NC 47 NC 48 DGND 48 GND 49 NC 49 NC 50 nRD 50 nXPRE 51 nWR 51 nXPWE 52 DGND 52 GND 53 NC 53 NC 54 NC 54 NC 55 NC 55 NC 56 DGND 56 GND 57 nPRT_IRQ 57 nXIRQ_IN 58 DGND 58 GND 59 DGND 59 GND 60 DGND 60 GND
21 Main BD(CN16
) SCF Unit(CN9)
(Secondary Cassette
Feeder)
Pin Signal Name Dir Pin Signal Name
1 +3.3V 1 3.3V 2 STS_SCF 2 SCF_STS 3 CMD_SCF 3 SCF_CMD 4 CLK_SCF 4 SCF_CLK 5 RDY_SCF 5 SCF_RDY 6 +24V 6 24VS 7 DGND 7 DGND 8 AGND 8 AGND
22
Main BD(CN21
)Sensor
(Paper
Empty)
Pin Signal Name Dir Pin Signal Name
1 +3.3V 1 <- 2 nS_EMPT 2 <- 3 DGND 3 <- 4 NC 4 <-
23 Main BD(CN31
)Sensor(MPEmpty)
Pin Signal Name Dir Pin Signal Name
1 +3.3V 1 <- 2 nS_MP_EMPT 2 <- 3 DGND 3 <- 4 NC 4 <-