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Epson C 2900 Manual

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    							7 - 20 Chapter 7   Wiring Diagrams and Signal Information
    Epson AcuLaser C2900NRevision B
    Confidential Signal line name Description
    Y DISPENSE MOT A
    Y DISPENSE MOT B
    Y DISPENSE MOT XA
    Y DISPENSE MOT XBDrive control signal of the DISPENSE MOTOR (Y)
    M DISPENSE MOT A
    M DISPENSE MOT B
    M DISPENSE MOT XA
    M DISPENSE MOT XBDrive control signal of the DISPENSE MOTOR (M)
    C DISPENSE MOT A
    C DISPENSE MOT B
    C DISPENSE MOT XA
    C DISPENSE MOT XBDrive control signal of the DISPENSE MOTOR (C)
    K DISPENSE MOT A
    K DISPENSE MOT B
    K DISPENSE MOT XA
    K DISPENSE MOT XBDrive control signal of the DISPENSE MOTOR (K)
    DATA Y IN
    CLK Y OUTControl signal of the CONNECTOR CRUM (Y)
    DATA M IN
    CLK M OUTControl signal of the CONNECTOR CRUM (M)
    DATA C IN
    CLK C OUTControl signal of the CONNECTOR CRUM (C)
    DATA K IN
    CLK K OUTControl signal of the CONNECTOR CRUM (K) 
    						
    							7 - 21 Chapter 7   Wiring Diagrams and Signal Information
    Epson AcuLaser C2900NRevision B
    Confidential
    § 8 FUSER UNIT
    PWBA MCU
    PL8.2.13
    P/J17P/J171
    5
    4
    SG
    8
    7
    6
    3
    2
    14
    5 1
    2
    3
    6
    7
    815
    4 8
    7
    6
    3
    2
    STS
    3
    1
    N HEAT1
    3
    2
    13
    2
    1 LINE VC
    VD
    SG
    FUSING UNIT EXIT SENSED (L) +3.3VDC HARN ASSY FUSING UNIT MG SFP
    PL6.1.2
    HARN ASSY FUSING UNIT 
    MG SFP
    PL6.1.2 HARN ASSY LVPS 
    MAIN MG SFP
    PL9.1.3
    HARN ASSY LVPS 
    MAIN MG SFP
    PL9.1.3SG
    PULL UP +3.3VDC
    FUSER UNIT
    PL6.1.1
    PWBA LVPS
    PL8.2.1
    LAMP
    CONTROL
    MOG07010SA
    ThermostatHeaterNC SNS
    1
    2
    3 P/J175
    P/J176
    P/J172
    P1711 P/J171
    P/J47 P/J14 P/J501
    P1712
    P1713P/J173
    2
    31
    STS1
    2
    2
    1
    1
    2
    3
    EXIT
    SENSOR 1
    2
    33
    2
    1
    200V Spec.
    3
    1
    N HEAT13
    2
    1 LINEP/J171
    P/J47
    5
    6 10
    9xHEAT1FUSING UNIT ON
    +3.3VDC
    Used in production 
    process only.
    P/J504
    J50411
    2
    1
    2SG
    24V 
    						
    							7 - 22 Chapter 7   Wiring Diagrams and Signal Information
    Epson AcuLaser C2900NRevision B
    Confidential Signal line name Description
    VC
    VDTemperature data measured by Temp. Sensor for controlling 
    temperature (analog value)
    STSHeat Roll surface temperature data measured by Temp. Sen-
    sor for detecting high temperature (analog value) 
    FUSING UNIT EXIT SENSED (L)
     +3.3VDCPaper detect signal of the FUSING UNIT Exit by the Sensor 
    Photo (EXIT SENSOR)
    FUSER UNIT ON Lighting signal of FUSER UNIT Lamp
    RELAY TEST LOW 
    RELAY TEST HIGH Test signal of the LVPS (Used in production process only) 
    						
    							7 - 23 Chapter 7   Wiring Diagrams and Signal Information
    Epson AcuLaser C2900NRevision B
    Confidential
    § 9 CONTROLLER
    PWBA ESS
    PL8.1.7
    P/J101
    1
    2
    3
    4
    5
    6
    7
    8
    9
    10
    11
    12
    13
    14
    15
    16
    P/J29
    14
    13
    12
    11
    10
    9
    8
    7
    6
    5
    4
    3
    2
    1
    P/J401
    1
    2
    3
    4
    P/J10
    TEST PRINT HARNESS ASSY ESS MG SFP
    PL9.1.1
    HARN ASSY ESS VIDEO
    PL9.1.2
    HARN ASSY ESS POWER
    PL9.1.10
    HARNESS ASSY PNL A
    PL1.2.12 SG
    +3.3VDC
    DEEP SLEEP
    SG
    STS
    CMD
    CREADY
    SREADY
    SG
    VSYNC K
    VSYNC C
    VSYNC M
    VSYNC Y
    SG
    HSYNC
    SG
    NC16
    15
    14
    13
    12
    11
    10
    9
    8
    7
    6
    5
    4
    3
    2
    1
    17
    18
    18
    17
    P/J40
    1
    2
    3
    4
    P/J202
    1
    2
    3
    4
    5
    6
    7
    8
    9
    10
    11
    12
    13
    14
    PWBA MCU
    PL8.2.13
    PWBA LVPS
    PL8.2.1
    CONSOLE ASSY 
    PANEL
    PL1.2.3
    MOG07011KB
    P/J111
    1
    2
    3
    4
    5
    6
    7
    8
    P/J11
    SG
    DATA K
    SG
    DATA C
    SG
    DATA M
    SG
    DATA Y
    +5VDC
    SG
    +3.3VDC
    SG
    SG
    UI-RESET
    LED
    +3.3VDC
    WKUPL
    SG
    RXD
    TXD
    SG
    SPEAKER
    SG
    +5VDC
    SG
    SG6
    5
    4
    3
    2
    1
    8
    7
    +3.3VDC+3.3VDC
    +5VDC
    +3.3VDC
    +5VDC+5VDC
    +5VDC
    +3.3VDC
    1
    2
    3
    4
    5
    6
    7
    8
    9
    10
    11
    12
    13
    1414
    13
    12
    11
    10
    9
    8
    7
    6
    5
    4
    3
    2
    1
    P/J5301 HARNESS ASSY B
    PL9.1.12 
    						
    							7 - 24 Chapter 7   Wiring Diagrams and Signal Information
    Epson AcuLaser C2900NRevision B
    Confidential Signal line name Description
    TEST PRINT Control signal for the TEST PRINT mode
    STS Status signal transmitted fro the PWBA MCU to the PWBA ESS
    CMDCommand signal transmitted from the PWBA ESS to the
     PWBA MCU
    CREADY
    SREADYSignal for indicating weather or not the printer is ready for
     receiving command signal
    VSYNC K
    VSYNC C
    VSYNC M
    VSYNC YSignal for indicating registration position of each of images 
    Y, M, C and K
    HSYNC Signal for data
    DATA K
    DATA C
    DATA M
    DATA YVideo data of four colors
    UI-RESET
    LED
    WKUPL
    RXD
    TXD
    SPEAKERControl signal of the CONSOLE ASSY 
    						
    							7 - 25 Chapter 7   Wiring Diagrams and Signal Information
    Epson AcuLaser C2900NRevision B
    Confidential
    § 10 250 FEEDER
    PWBA MCU
    PL8.2.13
    P/J27
    A2
    A3
    A4
    A5
    A6
    A7
    A8
    A9
    A10
    A11 P/J273 HARN ASSY TRAY
    PL12.3.23HARN ASSY OPTION
    PL3.1.20
    P/J419
    10
    9
    8
    7
    6
    5
    4
    3
    2
    1 1
    2
    3
    4
    5
    6
    7
    8
    9
    101
    2
    3
    4
    5
    6
    7
    8
    9
    10
    3
    4
    5P/J421SG
    SG
    SG
    I/L +24VDC
    I/L +24VDC
    +3.3VDC
    TRY SNS
    Rxd
    TxdSG
    PWBA FEED H
    HARN ASSY TRAY COMP
    PL12.2.20
    HARN ASSY TRAY MOT
    PL12.2.2HARN ASSY TRAY COMP
    PL12.2.20 PL12.2.1
    P/J422 P/J4221
    1
    2
    3
    46
    5
    4
    3
    5
    62
    1
    MOTOR ASSY 
    SUB
    PL12.2.16
    M
    3
    2
    1
    PULL UP +3.3VDC
    SG
    PAPER EMPTY SENSED (L) +3.3VDC
    CST2 NO PAPER
    SENSOR
    PL12.4.13
    FEED MOT ON/OFF
    FEED MOT ALARM
    FEED MOT CLK
    FEED MOT CHANGE
    SG
    I/L +24VDC
    P/J4212
    3
    2
    11
    2
    3
    4
    5
    6
    3
    2
    1
    SG
    PAPER FEED SENSED (L) +3.3VDC
    3.3VPAPER PATH
    SENSOR
    PL12.4.13 P/J4200
    3
    2
    11
    2
    3
    I/L +24VDC
    TURN CL ON (L) +24VDCP/J4201 P/J420
    2
    1
    1
    2
    1
    3
    CLUTCH ASSY 
    DRV
    PL12.2.6
    I/L +24VDC
    FEED CL ON (L) +24VDCP/J4221
    2
    1
    1
    2
    1
    2
    SOLENOID FEED
    MSI
    PL12.2.15
    MOG07012KB
    INTERLOCK
    +24VDC
    INTERLOCK
    +24VDC
    INTERLOCK
    +24VDC
    INTERLOCK
    +24VDC
    +3.3VDC
    INTERLOCK
    +24VDC
    +3.3VDC
    +3.3VDC
    +3.3VDC
    *CN2
    *CN1* The CN1 and CN2 are
      printed on the board. 
    						
    							7 - 26 Chapter 7   Wiring Diagrams and Signal Information
    Epson AcuLaser C2900NRevision B
    Confidential Signal line name Description
    TRY SNS
    Rxd
    TxdControl signal of the PWBA FEEDER
    TURN CL ON (L) +24VDC ON/OFF signal of the TURN CLUTCH
    FEED CL ON (L) +24VDC ON/OFF signal of the FEED CLUTCH
    PAPER EMPTY SENSED (L)
     +3.3VDCPaper detect signal of the Feeder by the Sensor Photo
     (NO PAPER SENSOR)
    FEED MOT ON/OFF
    FEED MOT ALARM
    FEED MOT CLK
    FEED MOT CHANGEDrive control signal of the FEED MOTOR 
    						
    							7 - 27 Chapter 7   Wiring Diagrams and Signal Information
    Epson AcuLaser C2900NRevision B
    Confidential
    § 11 DUPLEX
    PWBA MCU
    PL8.2.13
    P/J27
    B1
    B2
    B3
    B4
    B5
    B6
    B7
    B8
    B9P/J272HARN ASSY DUP RELAY
    PL1.2.13 HARNESS ASSY DUP
    PL11.1.14
    Txd
    Rxd Rxd
    DUP-HOT
    +3.3VDC
    SG
    I/L +24VDC
    I/L +24VDC
    SG
    SG P/J601
    9 10
    8
    7
    6
    5
    4
    3
    2 10
    9
    8
    7
    6
    5
    4
    3
    21
    2
    3
    4
    5
    6
    7
    8
    9
    P/J604
    PWBA DUP
    PL11.1.16
    P/J602
    4
    3
    2
    1
    DRIVE ASSY
    EXIT
    PL11.2.2
    DUP UP_A
    DUP UP_XA
    DUP UP_B
    DUP UP_XB
    I/L +24VDC
    DUP CL ON (L) +24VDC1
    2
    CLUTCH DUP
    PL11.2.2
    MOG07013KA
    INTERLOCK
    +24VDC
    +3.3VDC
    B10
    B11SG
    1 1
    10
    INTERLOCK
    +24VDC
    INTERLOCK
    +24VDC
    +3.3VDC
    M
    P/J603
    5
    4
    3
    2
    1
    DRIVE ASSY
    DUP
    PL11.2.5
    DUP DOWN_A
    DUP DOWN_XA
    DUP DOWN_XB
    NC DUP DOWN_B
    M 
    						
    							7 - 28 Chapter 7   Wiring Diagrams and Signal Information
    Epson AcuLaser C2900NRevision B
    Confidential Signal line name Description
    DUP-HOT
    Txd
    RxdControl signal of the PWBA DUP
    DUP UP_A
    DUP UP_XA
    DUP UP_B
    DUP UP_XBDrive control signal of the DUP MOTOR UP
    DUP DOWN_A
    DUP DOWN_XA
    DUP DOWN_B
    DUP DOWN_XBDrive control signal of the DUP MOTOR DOWN
    DUP CL ON (L) +24VDC ON/OFF signal of the DUP CLUTCH
    FA N  + 2 4V D C
    FA N  A LA R MDrive control signal of the DUP FAN 
    						
    							Confidential
    CHAPTER
    8
    Product Specifications 
    						
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