SHARP ARM236, ARM276, ARM237, ARM277 Service Manual

AR-M236/M276

CIRCUIT DIAGRAM

CODE: 00ZARM277/C1E

DIGITAL MULTIFUNCTIONAL
SYSTEM

AR-M236/M276

MODEL

AR-M237/M277

CONTENTS

[1] ACTUAL WIRING CHART . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1

[2] BLOCK DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1

[3] CIRCUIT DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1

1. MCU PWB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1

2. IMC PWB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-31

3. OPERATION CONTROL PWB . . . . . . . . . . . . . . . . . . . . . . . . . 3-51

4. KEY PANER PWB. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-59

5. CONNECTOR PWB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-61

6. LOW VOLTAGE PWB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-63

AR-M237/M277

Parts marked with “ ” are important for maintaining the safety of the set. Be sure to replace these parts with
specified ones for maintaining the safety and performance of the set.

This document has been published to be used

SHARP CORPORATION

for after sales service only.
The contents are subject to change without notice.

[1] ACTUAL WIRING DIAGRAM

OZON Fan

Paper Exit

Sensor

MCFB

MC

BCTC

GRID

PS Fan

POWER SUPPLY PWB

AC SW

Dehumidification

Heater SW

2nd Cassette Sensor PWB

Heater

Paper Feed Solenoid

Cassette Dehumidification

OPTION

2nd Interface PWB

2nd Lift-Up Unit

SW

Cassette

Paper Feed

to 3rd Casette

Touch Panel

OPU PWB

Key

PWB

LCD UN

Operation Panel

Paper Size Sensor

Dehumidification

Mirror

Dehumidification

Lens

Dehumidification

heater

Heater PWB

heater

Copy

CCD PWB

Lamp

OPTION

OPTICAL BASE PLATE

Harness Holder

PAPER EXIT TRAY UNIT

Mirror HP

Sensor PWB

Sensor

OC Cover

Paper

Size

Sensor

Mirror

Motor

HAND SET

to Finisher UNto RSPF UN

RIC/Down Load

OP CONNECTOR PWB

SPEAKER

MCU-PWB

Fax-PWB

OPTION

IMC-PWB

or

to PCL PWB

GDI PWB

to Coinvender

to Auditor

Toner

Main

PWB

CRUM

DV UNLVS UN

Motor

Motor

2nd CASSETTE UNIT

TCS

2nd Paper Feed

Transport Cluch

Door Open/Close detection SW

heater

Cassette

Dehumidification

OPTION

Pick Up

Solenoid

PWB

Sensor

Casette

Motor

Lift Up

PS Cluch

Cassette

Sensor Sw

Cluch

1st CASSETTE

(1/11)

Interlock SW

Solenoid

Separation Pawl

Cover SW

Paper Out 2 Sensor

2nd PAPER EXIT UNIT

Paper Full Detection Sensor

Cooling Fan

Paper Out Sensor

Shifter HP Sensor

1st PAPER EXIT UNIT

Cooling Fan

Shifter Motor

Pout Gate Solenoid

Dupex Motor

Dupex 2 Motor

Duplex Pout Sensor

Thermister 1

FUSING UNIT

Thermostat 1

Thermister 2

Thermostat 2

Heater Lamp 1

AR-M236/M276/M237/M277 ACTUAL WIRING DIAGRAM 1 - 1

BPC

APC

MANUAL FEED UNIT

Heater Lamp 2

PM PWB

Harness Guide

Hand Paper

Hand Paper

Size Sensor 2

Width Sensor PWB

Hand Paper

Size Sensor 1

Tray 2

Hand Paper

Tray 1

Hand Paper

Hand Paper

Empty Sensor

Duplex 2

Sensor PWB

IN Sensor

Hand Paper

Solenoid

Hand Paper

PANEL UNIT

OPU PWB

GND

5Vsub

/WakeUpKey

CN1(18FMN-BTK)

(FFC)

CN4(04FLS-SM1-TB)

StandbyLED

GND

/OPURXD

/OPUTXD

Y1 1

OPUSRDY

TOUCH PANEL

234

X1

X2/

Y2/

/OPUCLK

OPUCRDY

RESET#

3.3V

3.3V

GND5VGND

24V

GND1

9

101112131415161718

2345678

GND

N.C

N.C

N.C

GND

N.C

(FFC)

<LCD M FFC>

2345678

N.C

N.C

N.C

N.C

GND

GND 1

CN3(20FLS-SM1-TB)

GND1

CN6(23FMN-BTK-A)

(FFC)

LCD UNIT

LCD_D0

GND

LCD_D1

LCD_D2

LCD_D3

1011121314151617181920

9

101112131415161718

GND

LCD_D0

LCD_D1

LCD_D2

LCD_D3

SENSE3

SENSE2

SENSE1

SENSE0

/START_KEY
2345678

/SEG3

/SEG2

/SEG1

3.3V

LCD_VEE

GND

3.3V_OP

LCD_DIS

LCD_CP2

LCD_VEE

SCAN2

SCAN3

SCAN1

SCAN0

SENSE4

9

101112131415161718

COM0

GND

SCAN4

COM2

COM1

/BZR_PWM
123456789

19

20

LCD_S

LCD_M

LCD_CP1

/SEG2

/SEG1

/SEG0

224V_OP

CN7

/CCFT 1

(SM02(8.0)B-BHS-1-TB)

COM2

COM1

COM0

/SEG3

START_LED

/BZR_PWM

1920212223

5Vsub

GND

<OPU PWB FFC>

KEY PWB

123456789

GND

5Vsub

/WakeUpKey

CN9(18FMN-BTK)

GND

/OPUTXD

/OPURXD

StandbyLED

101112131415161718

3.3V

3.3V

RESET#

/OPUCLK

OPUSRDY

OPUCRDY

GND5VGND

24V

GND

MCU PWB

(1) MCU PWB - OPERATION PANEL UNIT (2/11)

<KEY PWB HARNESS>

23

SCAN2

SCAN1

SCAN0

SENSE4

SENSE3

SENSE2

SENSE1

SENSE0

GND

/START_KEY

CN1(23FMN-BMT-TF)

SCAN4

SCAN3

/SEG0

10111213141516171819202122

/SEG1

/SEG2

/SEG3

COM0

COM1

COM2

/BZR_PWM

123456789

GND

5Vsub

START_LED

AR-M236/M276/M237/M277 ACTUAL WIRING DIAGRAM 1 - 2

(AB ONLY)

(INCH ONLY)

(AB ONLY)

PAPER SIZE SENSOR

DSIN0

DSCLK#

GND5VLED3#

LED2#

LED1#1

23456

GYGYGYGYGYGYGY

N.C8

7

<OPTICAL SENSOR HARNESS AB>

GYGYGYGYGYGYGYGYGY

23579

1113151718

5V

N.C

GND

GND

/ABJP 1

LED1#

CN23(B34B-PHDSS-B)

LED3#

LED2#

DSIN0

DSCLK#

GND

5V

LED3#

LED2#

LED1#
1234567

GYGYGYGYGYGYGY

GYGYGYGYGYGYGY

6

8

101214

5V

N.C

GND

LED3#

LED2#

LED1# 4

DSIN3

DSCLK#

16

DSIN3

DSCLK#

N.C8

1920212223

N.C

N.C

N.C

N.C

OC COVER SENSOR

PullUp

PullUp

GND

OCCOVER1

2

3

321

GP1S73P

PLORGY

24

252627282930313233

N.C

N.C

N.C

S3B-PH-K-S

ORGYPL

ORGYPLPLOR

GY

N.C

N.C

N.C

GND

PullUp

PullUp

OCCOVER

Mirror HP SENSOR PWB

GND

MHP

34

GND

MHP

CN23(B34B-PHDSS-B)

2345678

N.C 1

N.C

N.C

N.C

(INCH ONLY)

PAPER SIZE SENSOR

DSCLK#

GND

DSIN2A1

GYGYGYGYGYGYGYGYGY

INCH>

<OPTICAL SENSOR HARNESS

9

101112131415161718

N.C

N.C

N.C

N.C

N.C

N.C

N.C

DSCLK#

GND

DSIN2B

LED0#5V5V4

12233

GYGYGYGYGYGYGYGYGYGYGY

N.C

N.C

N.C

N.C

N.C

/INCHJP

455

GY

GND

LED0#

GND

DSIN2A 19

OC COVER SENSOR

PullUp

GND

OCCOVER1

2

3

GP1S73P

PLORGY

GY

2930313233

2021222324

262728

5V

5V 25

GND

LED0#

LED0#

DSIN2B

DSCLK#

DSCLK#

OCCOVER

Mirror HP SENSOR PWB

GND

MHP

PullUp
321

S3B-PH-K-S

ORGYPL

ORGYPLPLOR

GY

34

GND

MHP

GND

PullUp

PullUp

MCU PWB

(2) MCU PWB - OPTICAL BASE PLATE (SENSOR) (3/11)

AR-M236/M276/M237/M277 ACTUAL WIRING DIAGRAM 1 - 3

RIC / DOWN LOAD

2345678

N.C 1

CN903(SUB-D9)

GND

40

OP CONNECTOR PWB(1/2)

(FFC) CN902(40FMN-BTK)

DTRX

SVSTSX

SVCMDX

MIRMO0

MIRMO1

MIRMO2

RTSX

DSRX

S-GND

MIRMODA#

/MIRMODA#

/MIRMODB#

<OP INTERFACE PWB HARNESS>

123456789

GND

MIRMO0

MIRMO1

MIRMO2

MIRMODA#

/MIRMODA#

CN16(40FMN-BTK)

/MIRMODB#

2345678

9

N.C

24V

CTSX

CN904(SUB-D25)

SVCMD

RTS

MIRMODB#

SVSTS

313233343536373839

10111213141516171819202122232425262728293031323334353637383940

SVCMD

RTS

MIRMODB#

SVSTS

S-GND 1

DSR

DSR

DTR

DTR

SELC#

/SPFMODA#

/SPFMODB#

SPFMODA#

CTS

GND

SPFPSOL#

SPFGSOL#

CTS

GND

SPFPSOL#

SPFGSOL#

MCU PWB

RSPF

9

101112131415161718192021222324

24V

SPFPSOL#

SPFPAPER

GND

GND

SPFWS

GND

GND

SPFWS

P-GND

S-GND

3.3V

YSPF

3.3V

YSPF

YSPF

S-GND

SELA#

SELB#

SELA#

SELB#

SPFMODB#

SELC#

SELC#

SELB#

SPFPDA

SPFRSOL#

SPFRSOL#

SPFPAPER

SPFCLH#

SPFRSOL#

SPFPAPER

SPFCLH#

3.3V
SELA#

SPFWS

SPFCLH#

SPFMODA#

SPFMODB#

/SPFMODA#

/SPFMODB#
9

101112131415161718192021222324252627282930

SPFMODA#

SPFMODB#

/SPFMODA#

/SPFMODB#

5V

SPFPDB

SPFGSOL#

FINPIN

/FINCRDY

FINSTS

GND

/FINCRDY

FINSTS

25

P-GND

P-GND 1

CN902(SUB-D15)

/RESET#

/FINSRDY

FINCMD

/FINDET
2345678

/RESET#

/FINSRDY

FINCMD

/FINDET

FINISHER

2345678

+24V

FINPIN

FINSTS

/RESET#

/FINCRDY

GND1

GND

+24V

9

S-GND

P-GND

1011121314

+5V

+3.3V

FINCMD

/FINSRDY

CN906(52147-0510)

15

S-GND

/FINDET

MMB

MMA1

234

/MMA

/MMB

+24V
5

CCDD41

CCDD3

CCDD5

CCDD24

CCDD6

CCDD1

2

3

5

CN6(FF4-32-S1503)

(FFC)

6

<CCD HARNESS>

CCDD3

CCDD5

CCDD2

CCDD6

CN1(FF4-32-S1503)

CCDD1

CCDD77

CCDD0
8

CCDD7

CCDD0

ADSCLK

ADWRT10

9

ADSCLK

ADWRT

ADSD11

/f1

12

ADSD

/f1

3.3V

13

3.3V

/SH14

GND

/f2

GND17

GND

GND

/REFCK20

GND21

/DATCK

GND

/fR24/DUMC

/PB

/OB275VGND

12V30

GND31

15

16

18

19

22

23

25

26

12V32

28

29

24V

/CL

P-GND

P-GND1

234

CN26(04FE-BT-VK-N)

(FFC)

<CL LEAD HARNESS>

/OB5VGND

123456789

12V

GND

12V

1011121314151617181920212223242526272829303132CCDD4

/SH

GND

/f2

GND

GND

GND

/REFCK

GND

/DATCK

GND

/fR

/DUMC

/PB

123

4

/CL

24V

P-GND

P-GND

04FE-BT-VK-N

12345

OPTICAL BASE PLATE

CCD PWB

COPY LAMP

UNIT

(3) MCU PWB - OPTICAL BASE PLATE - OP CONNECTOR PWB (4/11)

AR-M236/M276/M237/M277 ACTUAL WIRING DIAGRAM 1 - 4

MIRROR MOTOR

COOLING FAN

COOLING FAN

2nd PAPER EXIT UNIT

PAPER OUT2 SENSOR

POUT2

GND

PullUp
3

1

2

GP1S73P

ORGYPL

(5/11)

<2nd PAPER EXIT HARNESS>

ORGYPLPLGYORGY

2

3

5

GND

GND

PullUp 1

POUT2

POUTCOV 4

CN20 (S8B-PH-K-S)

COVER SW

POUTCOV1

GND2

D2X

PL

GY

PL

6

5V

GND 8

PFULL2 7

PAPER FULL DETECTION SENSOR

5V2

PFULL23

GND1

GP1S44S1

ORGYPL

SHIFTER HP SENSOR

1st PAPER EXIT UNIT

SFTHP2

GND1

5V
3

GP1A71L3

PLORGY

<1ST PAPER EXIT HARNESS>

PLORGYORGYPLRD

2

3

5

6

5V

GND

GND

PullUp 4

SFTHP 1

POUT1

CN24(S12B-PH-K-S)

PAPER OUT SENSOR PWB

123

SMP-03V-NC

GND

PullUp
3

S3B-PH-K-S

ORGYPL

GYPLRDPLGY

7

8

9

P-GND

/TFANMD

TFANOUT

POUT1
2

1

10

11

/TFANMD

TFANOUT

12

P-GND

TFANOUT

/TFANMD

123

RD

PL

SMR-03V-N

P-GND

GY

123

SMP-03V-NCSMR-03V-N

/TFANMD

TFANOUT
123

RD

PL

P-GND

GY

SHIFTER MOTOR

Pout GATE SOLENOID

2

3

1

2

3

4

5

6

+24V 1

/PGSOL1

CN22(S3B-PH-K M)

/PGSOL2

CN2(S6B-PH-K S)

SW24V

SW24V

SFTDA#

SFTDB#

/SFTDA#

/SFTDB#

DUPLEX MOTOR

2

3

4

5

DPXA

DPXB

/DPXA

/DPXB

SW24V 1

CN1(S5B-PH-K S)

DUPLEX 2 MOTOR

12345

DPX2A

DPX2B

SW24V

/DPX2A

/DPX2B

CN4(B5B-PH-K R)

MCU PWB

1ST PAPER EXIT UNIT - 2ND PAPER EXIT UNIT

(4) MCU PWB -

AR-M236/M276/M237/M277 ACTUAL WIRING DIAGRAM 1 - 5

MCU PWB

GND

RTH2

GND

RTH14

GND

PDPX

PullUP1

CN19(S7B-PH-K-S)

567

2

3

PL

OR

GY

LBGYBR

GY

<FUSING SECTION

INTERFACE HARNESS>

ORPLGY

321

PHNR-3-HPHNR-3-H

LBGYBR

234

GY

PHNR-4-HPHNR-4-H

POWER SUPPLY PWB

HL-OUTPUT2

LIVE

HL-OUTPUT1

N.C2

413

CN3(B04P-VL)

WHBKWH

<HL INTERFACE HARNESS>

WHBKWH

123

VLR-03VVLP-03V

BU03P-TR-P-H

HARNESS GUIDE

GND

PDPX

PullUP1

2

3

GY

OR

PL

OR

PL

GY

GP1S73P

PullUP 3

2

GND

1

PDPX

1

1

THERMISTER 2

DUPLEX POUT SENSOR

1

1

BU04P-TR-P-H

GND

RTH1
123

WH

GND

RTH2

4 1

SRA-51T-3

HL-OUTPUT2

LIVE

HL-OUTPUT1

123

WHBKWH

<FUSING HARNESS>

175019-1

WH

BK

SRA-51T-3

THERMISTER 1

FUSING UNIT

SRA-51T-3

Heater Lamp1 (CENTER)

<THERMOSTAT HARNESS 1>

BK BK

THERMOSTAT 2 THERMOSTAT 1

SRA-51T-3

<THERMOSTAT HARNESS 1>

BK BK

SRA-51T-3

(5) MCU PWB - FUSING UNIT - POWER SUPPLY PWB (6/11)

AR-M236/M276/M237/M277 ACTUAL WIRING DIAGRAM 1 - 6

Heater Lamp 2 (SIDE)

SRA-51T-3

HAND PAPER

SOLENOID

HAND PAPER

D2X

1

24V

/HPSOL

1

2 2

RD

PL

SMP-02V-NC SMR-02V-N

TRAY1

HPTRAY1

GND

1

2

PK

GYGYBR

HAND PAPER

D2X

MANUAL FEED UNIT

TRAY2

HAND PAPER PICK

SIZE SENSOR1

HPTRAY2

GND

GND

PullUp

HPSIZE1

1

2

123

GP1S73P

LB

ORGYPLGYOR

HARNESS>

HAND PAPER

HPSIZE2
123

GP1S73P

HAND PAPER

SIZE SENSOR2

GND

PullUp

3.3V
321

S 3B-PH-K-S

BLBRGY

WIDTH SENSOR

PS CLUCH

HPWS

GND

DUPLEX 2

SENSOR PWB

PullUp

/DUP2SEN

GND
123

S3B-PH-K-S

OR

GY

PL

HAND PAPER IN SENSOR PWB

GND

/HPIN

GP1S73P2

132

BRORGY

HAND PAPER EMPTY SENSOR PWB

/HPEMPTY

GND

PullUp

GP1S73P2

132

PLORGY

CASSETTE SENSOR SW

PullUp

CSS1H

GND

1

2

D2X

GY

BR

<MANUAL FEED PIN HARNESS>

LIFT UP MOTOR

PAPER FEED CLUCH

/LUM1H
123

B3B-PH-K-S

LB

PAPER FEED SOLENOID

P-GND

N.C

GY

SMP-02V-NCSMR-02V-N

24V 1

/PCS1H 2

1

2

RD

BR

CASSETTE SENSOR PWB

GND3/PIN45V

/PAP1H

N.C

/LUD1H

5

6

1

2

B6B-PH-K-S

GYBRORPKBR

1st CASSETTE

RDPKPLGYGYBRLB

<MANUAL FEED UNIT

24V

GND

GND

/HPSOL

HPTRAY1

HPTRAY2

1514131211

RDPKPLGYGYBRLB

HPSIZE1

10

BU15P-TR-P-H

HARNESS GUIDE

ORGYPLGYOR

987654321

GND

PullUp

HPSIZE2

687954321 15

ORGYPLGYOR

GND

BL

3.3V

PullUp

BLBRGY

BR

GY

1413121110

HPWS

GND

PHNR-15-H PHNR-15-H

SMR-03V-N

24V 1

N.C 2

123

RD

BR

SMP-03V-NC

PLORGY

41

/HPIN

BU04P-TR-P-H

DUPLEX2 SENSOR HARNESS

PLORGY

ORGYPL

213

/PSRSOL 3

PullUp

/DUP2SEN

GND
123

BU03P-TR-P-H

OR

GY

PL

PHNR-03-H PHNR-03-H

2

PHNR-4-H

N.C 32

GND

PullUp 1

<MANUAL FEED EMPTY HARNESS>

3

4

PHNR-4-H

BR

GY

PLORGY

354

1

24

GND

GND

PullUp

CSS1H

HPEMPTY

BU05P-TR-P-H

123

5

BR

GY

PLORGY

PHNR-5-H PHNR-5-H

22

SMR-02V-B

24V

/PCL1H 1

1

RD

PL

SMP-02V-BC

<CASSETTE SENSOR PWB HARNESS>

<DRIVE/MANUAL FEED HARNESS>

RDPKPLGYGYBRLB

5

7

11

13

15

24V 3

GND 9

GND

/HPSOL

HPSIZE1

HPTRAY1

HPTRAY2

CN15(B32B-PHDSS-B)

ORGYPLGYOR

17

19

GND

PullUp

21

23

GND

HPSIZE2

BL

25

PullUp

RD

BR

GY

GYORPL

6

29

14

24V 4

3.3V 27

GND 31

GND 12

PullUp 16

HPWS

/PSRSOL

/DUP2SEN

BR

GY

RDBRPLLBGY

1

20

GND

22

PullUp

8

10

24V

GND 26

P-GND

CSS1H 24

/PCL1H 2

/LUM1H

18

30

32

GND

/HPIN 28

PullUp

HPEMPTY

PLORGYPLOR

GY

MCU PWB

(6) MCU PWB - MANUAL FEED UNIT - MAIN CASSETTE (7/11)

AR-M236/M276/M237/M277 ACTUAL WIRING DIAGRAM 1 - 7

RDBRGYBRORPKBR

2

3

5

S)

5V

24V 1

/PIN 4

GND

/PCS1H

CN14(B8B-PH-K

6

N.C 7

/PAP1H

/LUD1H 8

Socket Holder

TC high

187

TC

WH

Holder

voltage

187

BC

RD

PS FAN

AC SW

P/S PWB(2/3)

HLOUT2

HLOUT1

/PR

FW

A-1

A-2

A-3

A-4

CN101(B30B-PHDSS-B)

PLLBBRPLGYBRBLBLGYBLGYLBPL

GND

POFFR#

A-5

A-6

GND

A-7

GND

A-8

3.3V

A-9

3.3V

A-10

3.3V

A-11

<POWER SUPPLY HARNESS>

12V

A-12

/PSFAN

A-13

A-14

OR

A-15

GND5V5V

A-16

PGND

PGND

PGND

24VINT

24V

24VINT

GND

A-17

3.3Vsub

A-18

A-19

A-20

A-21

A-22

A-23

A-24

RDGYRDGYRDGYGYGYBLBLGYGYORORGY

GND

3.3Vsub

A-25

A-26

GND

A-27

5Vsub

A-28

GND

A-29

GND

A-30

GY

<MC HARNESS>

<GB/MCFB HARNESS>

BK

PK

MC

187

MCFB 3

CN11(B3P-VH "BLACK")

/MC

/BPWM

/TCLON

/CVSEL

TCDA#

NC

C-1

C-2

C-3

C-4

C-5

C-6

CN10(B14B-PH-K-S)

PKBRLBBRPL

WH

2

N.C

/TC

C-7

1

GRID

/HVSEL2

/HVSEL1

C-8

C-9

BRPLPKLBPLPKGY

/GRIDL

/HVSEL3

C-10

C-11

<TC HARNESS>

WH

187

P-GND

BIAS

SW24V

C-12

C-13

C-14

RD

<BC HARNESS>

RD

250

BC

TC

P-GND

P-GND

E-1

E-2

CN201(B10B-PH-K-S)

GYGYRDRDRDGYORGYBL

GY

24V

P-GND

E-3

E-4

5V

24V

24V

E-5

E-6

E-7

BK

WH

BK

WH

<AC SW HARNESS>

CN2(B06P-VL)

3.3V

E-8

AC-L OUT

S-GND

S-GND

E-9

E-10

321

N.C

AC-N OUT

N.C

AC-L IN

654

AC-N IN

321

N.C

GND

/PSFAN

CN1(B03P-VL)

CN102(B3B-PH-K-S)

LIVE

321

N.C

NEUTRAL

F-GND

GY

F-2

P-GND

P-GND F-1

CN901(B10B-PH-K-S)

OP CONNECTOR PWB(2/2)

PLLBBRPLGYBRBLBLGYBLGYLBPL

B-2

B-3

B-4

B-5

B-6

B-7

B-8

FW B-1

/PR

GND

GND

GND

POFFR#

HLOUT2

HLOUT1

CN10(B30B-PHDSS-B)

(7) MCU PWB - OP CONNECTOR PWB - POWER SUPPLY PWB (8/11)

MCU PWB

B-9

3.3V

B-10

3.3V

B-11

3.3V

B-12

12V

B-13

B-14

5V

/PSFAN

OR

B-15

B-16

5V

GND

GYGYBLBLGYGYORORGY

RDGYRDGYRD

GY

B-17

B-18

B-19

B-20

B-21

B-22

B-23

24V

GND

PGND

PGND

PGND

24VINT

24VINT

B-24

B-25

3.3Vsub

3.3Vsub

B-26

GND

B-27

GND

B-28

5Vsub

B-29

GND

GY

B-30

GND

PKBRLBBRPL

D-2

D-3

D-4

D-5

D-6

NC D-1

/MC

TCDA#

/BPWM

/CVSEL

/TCLON

CN12(B14B-PH-K-S)

D-7

/TC

BRPLPKLBPLPKGY

D-8

D-9

/HVSEL2

/HVSEL1

D-10

D-11

/GRIDL

/HVSEL3

D-12

BIAS

RD

D-13

D-14

P-GND

SW24V

GYGYRDRDRDGYORGYBL

F-3

F-4

F-5

F-6

F-7

5V

24V

24V

24V

P-GND

F-8

3.3V

F-9

F-10

S-GND

S-GND

AR-M236/M276/M237/M277 ACTUAL WIRING DIAGRAM 1 - 8

SEPARATION PAWL

Interlock SW

SOLENOID

SW

<INTERLOCK SW HARNESS>

RD

RD

123

SMP-03V-NC

24VINT1

RD

SMR-03V-N

<INTERLOCK SW INTERFACE HARNESS>

RD

24VINT 1

CN18(B3P-VH)

NC2

SW24V3

RD

RD

NC 2

SW24V 3

1

2

24V1

/PREMSOL2

RD

LB

SMP-02V-N SMR-02V-NC

RD

LB

N.C 3

24V 1

/PREMSOL 2

CN1(B4B-PH-K-R)

(FFC) 10FE-BT-VK-N

<MAIN MOTOR HARNESS>

N.C 4

CN8(10FE-BT-VK-N)

MCU PWB

MAIN MOTOR PWB

P-GND10

P-GND

SW24V

SW24V7

P-GND

/MMD

P-GND4

9

8

6

5

2

3

5

6

P-GND 1

P-GND

SW24V

SW24V 4

P-GND

/MMD

P-GND 7

/MMRDY

/MMSEL

3

2

8

9

/MMRDY

/MMSEL

P-GND1

P-GND 10

TONER MOTOR

1

2

123456789

TMD

/TMD

CN3(B2P-VH)

/PNC#

CN27(B13B-PH-K-S)

/COPY#

/CA#

Auditor UN

GND5V/AUD-DTC

/AUD-READY

(Option)

101112

24V

/AUD-TC

N.C

24V

13

P-GND

/PNC-a

2345678

/CV_DPX

/CV_SIZE0

/CV_SIZE1

/CV_SIZE2

/CV_SIZE3 1

CN28(1-171825-2)

COIN VENDER

(OPTION)

9

101112

24V

P-GND

/CV_COPY

/CV_COUNT

/CV_START

/CV_CA

/CV_STAPLE

SW5V

/SYNC

/VIDEO

/SAMP

APCSTT#

GND

LPSEL#

/PMCLK

/PMRDY

GND22

GND2

TRAYPAPER

PullUp

GND

/OZFAN

OZFANOUT

4

6

8

12

10

CN13(B28B-PHDSS-B)

GY

OR

RD

BR

GY

PL

GND

5V16

DEV24

TONER26

24V28

14

PLRDBRGYORPKLB

GY

N.C

DEVCLK#18

DECID#20

157

9

3

ORLBPLBRPKGYLBPLPKBRGY

/PMD

11131517192123

<DV/LSU INTERFACE HARNESS>

GY

RD

BR

321

SMR-03V-N

GND

/OZFAN

OZFANOUT

321

SMP-03V-NC

(8) MCU PWB - DV UNIT-LSU UNIT - OTHERS (9/11)

OZON FAN

OR

GY

PL

321

PHNR-03-H

PullUp3

TRAYPAPER

1 GND

2

BU03P-TR-P-H

CONNECTOR HOLDER

ORPLGY

PHNR-03-H

OR

PL

GY

<PAPER EXIT SENSOR HARNESS>

2

1

GP1S73P

GND

TRAYPAPER

PullUP 3

PAPER EXIT SENSOR

PAPER EXIT TRAY UNIT

P/S PWB (2/2)

PAPER EXIT TRAY

RD

1

2

CN12(B02P-NV)

DV BIAS

GND

P-GND

24V

N.C27

25

RD

RD

GY

876

52025-081151010-0811

DV BIAS8

N.C7

BR

432

5

GND4DEV3TONER2

N.C6N.C

5

TCS

ORLBPLBRPKGYLBPLPKBRGY

9

101112

RD

2345678

LSU UNIT

SW5V

/SYNC

/VIDEO

/SAMP

APCSTT

GND

LPSEL

/PMCLK

/PMRDY

/PMD

P-GND

10

5V

LPSEL

101112

GYLBOR

123

GND

/SYNC

24V 1

RD

GYLBOR

B3B-PH-K-S

321

GND

5V

/SYNC

BPC

PL

BR

1

177622-5

/PMCLK

PKGYRD

4

3

2

24V 5

/PMD

P-GND

/PMRDY

PM PWB

123456789

ORLBPLBRPKGYLBPLPKBRGY

ORPKLB

GY

PL

RD

134

2

1

TSR-04V-KPI8-FX-4P-DS

GND1

DEVCLK#3

DECID#4

5V2

24V1

CRUM PWB

<LSU HARNESS>

ORLBPLBRPKGYLB

98765

4

5V

GND

/SYNC

/SAMP

/VIDEO

B10B-PH-K-S

APCSTT

APC

DV UNIT

AR-M236/M276/M237/M277 ACTUAL WIRING DIAGRAM 1 - 9

5V9

GND
5

GND
6

5V10

GND7

GND8

3.3V11

3.3V

P-GND

LUM2#14

Y1A

PCS2#

Y2

PCL2#

Y1B

12

13

GY

GY

ORBLOR

BL

19

151617

18

PK

BR

BRLBPL

PK

LUM1B#

20

PL

CSSELA#

CSSELC#

TRCLB#

212223

PCS1B#

24

PLLBPKLBBR

CSSELB#

25

24V1

24V

P-GND

P-GND4

2

3

OPTION CASSET PWB

CN1(B40B-PADSS-1)

RDGYRDGYGYGYGY

<2ND/MULTI-STAGE CASSETTE INTERFACE HARNESS>

RDGYRDGYGYGYGY

1234567

24V

CN17(B40B-PADSS-1)

24V

P-GND

P-GND

GND

GND

GND

GY

8

GND

ORBLOR

9

10

11121314151617

5V

5V

3.3V

GY

PK

BL

3.3V
P-GND

LUM2#

BRLBPL

Y1A

Y1B

PCS2#

PK

18

PCL2#

BR

PL

19

Y2

PLLBPKLBBR

20

21222324252627

TRCLB#

PCS1B#

LUM1B#

CSSELA#

CSSELC#

CSSELB#

PCL1B#

BI#27

26

BI#

PCL1B#

AI#28

LBPKBRPKPL

LBPKBRPKPL

28

AI#

/BI#29

/AI#30

/OPCASSEL31LUM1A#

24V

TRCLA#34

24V

32

33

35

BRRDPLLBRDGYPKBRGY

BRRDPLLBRDGYPKBRGY

29

30

31323334353637

/BI#

/AI#

24V

24V

TRCLA#

LUM1A#

/OPCASSEL

PCS1A#

P-GND37

36

P-GND

PCS1A#

P-GND39

PCL1A#38

GY

GY

39

38

P-GND

PCL1A#

GND40

40

GND

DEHUMIDIFICATION HEATER

DEHUMIDIFICATION HEATER

(OPTION)

(OPTION)

LENS

MIRROR

2

2

L 1

L 1

N 3

N 3

N.C

N.C

(B02P-XL)

B-2

NEUTRAL

B-1

LIVE

(OPTION)

24V

/DHROF

DEHUMIDIFICATION HEATER PWB

1

2

DEHUMIDIFICATION HEATER

1st CASSETTE

A-2

A-1

(XLR-02V)

DH-N

DH-L

(XLP-02V)

B-2

B-1

A-2

A-1

DH-N

DH-L

(XLP-02V)

C-2

C-1

<DH INTERFACE HARNESS>

A-2

A-1

DH-N

DH-L

(XLP-02V)

A-2

A-1

<DEHUMIDIFICATION

HEATER SW HARNESS>

HEATER SW

(XLP-02V)

(XLR-02V)

(XLP-02V)

<HEATER BRANCH HARNESS>

(XLR-02V)

(172074-1)

N

L

(172074-7)

(172074-7)

C

B

<DEHUMIDIFICATION HEATER PWB HARNESS>

234

NC

NC

24V

/DHROFF 1

CN25(B4B-PH-K-S)

DEHUMIDIFICATION

BK

WH

123

N.C

LIVE

NEUTRAL

CN6(B3P-VH)

DEHUMIDIFICATION HEATER

2nd CASSETTE

A-2

A-1

(XLR-02V)

DH-N

DH-L

B-2

B-1

A-2

A-1

(XLR-02V)

DH-N

DH-L

C-2

C-1

C

B

DH-L

DH-N

(172074-1)

DEHUMIDIFICATION HEATER

3rd CASSETTE

A-2

A-1

(XLR-02V)

DH-N

DH-L

(XLP-02V)

B-2

B-1

A-2

A-1

(XLR-02V)

DH-N

DH-L

(XLP-02V)

C-2

C-1

<HEATER BRANCH HARNESS>

4th CASSETTE

A-1

DH-L

(XLP-02V)

C-1

<HEATER BRANCH HARNESS>

DEHUMIDIFICATION HEATER

A-2

(XLR-02V)

DH-N

C-2

MCU PWB

(9) MCU PWB - OPTION CASSETTE - DEHUMIDIFICATION HEATER (10/11)

AR-M236/M276/M237/M277 ACTUAL WIRING DIAGRAM 1 - 10

PS PWB (3/3)

SPEAKER

HAND SET

OPTION

<SPEAKER HARNESS>

<HANDSET CABLE>

GR

SRA-21T-3

FG

60

60

GND

59

/FAXCS0P

58

/FAXREQ0P
/FAXCS1P57
/FAXREQ1P5556
GND

54

GDATA15

53

GDATA13

52

GDATA11

51

GDATA9

50

GDATA7

49

GDATA5

48

GDATA3

47

GDATA1
GND4546
/FAXSRDY
FAXSTS44
/FAXDET4243

N.C

3

SP-

2

LB

SP+

1

PK

BR
BL
PK
PL

BK
WH

CN9(B3B-PH-K-S)

TX­RX-43

RX+

2

TX+

1

CN7(B4B-PH-K-S)

GND

2

RHS-

1

CN8(B2B-PH-K-S)

FAX PWB

GND
GND41
/READY40
/SCLINE39
FAXWU

38

EXTRS37

3.3V3536

3.3V
5Vsub

34

33
24V5V32
24V31
GND30
/FAXACK0P29
GND28
/FAXACK1P27
/FAXPRD2526
GND

24

GDATA14

23

GDATA12

22

GDATA10

21

GDATA8

20

GDATA6

19

GDATA4

18

GDATA2

17

GDATA0
GND1516
/FAXCRDY
FAXCMD14
/FAXPAGE1213
GND
GND11
/HSYNC10
/PRLINE9
/PWOFF8
/RESET7

3.3V56

3.3V

4

5V

3
24V5V2
24V1

CN (TX24-60R-12ST-H1)

GND

59

/FAXCS0P

58

/FAXREQ0P
/FAXCS1P 57
/FAXREQ1P

56

GND

55
54

GDATA15

53

GDATA13

52

GDATA11

51

GDATA9

50

GDATA7

49

GDATA5

48

GDATA3

47

GDATA1
GND

46

/FAXSRDY

45

FAXSTS 44
/FAXDET

43

GND

42

GND 41
/READY 40
/SCLINE 39
FAXWU

38

EXTRS 37

3.3V

36

3.3V

35

5Vsub

34

5V

33

24V

32

24V 31
GND 30
/FAXACK0P 29
GND 28
/FAXACK1P 27
/FAXPRD

26

GND

25
24

GDATA14

23

GDATA12

22

GDATA10

21

GDATA8

20

GDATA6

19

GDATA4

18

GDATA2

17

GDATA0
GND

16

/FAXCRDY

15

FAXCMD 14
/FAXPAGE

13
12

GND
GND 11
/HSYNC 10
/PRLINE 9
/PWOFF 8
/RESET 7

3.3V

6

3.3V

5
4

5V
5V

3

24V

2

CN1 (TX25-60P-12ST-H1)

24V 1

CN (TX25-60P-12ST-H1)

60

GND

59

/PCLCS0P

58

/PCLREQ0P
/PCLCS1P57
/PCLREQ1P5556
GND

54

GDATA15

53

GDATA13

52

GDATA11

51

GDATA9

50

GDATA7

49

GDATA5

48

GDATA3

47

GDATA1
GND4546
/PCLSRDY
PCLSTS44
/PCLDET4243
GND
GND41
GND40
GND39
/READY38
/SCLINE37
PSSTS

36

/PRINTWU

35

3.3V

33343.3Vsub
32

5Vsub
5Vsub31
GND30
/PCLACK0P

29
GND28
/PCLACK1P

27
/PCLPRD2526
GND

24

GDATA14

23

GDATA12

22

GDATA10

21

GDATA8

20

GDATA6

19

GDATA4

18

GDATA2

17

GDATA0
GND1516
/PCLCRDY
PCLCMD14
/PCLPAGE1213
GND
GND11
GND10
GND9
/HSYNC8
/PRLINE7
/PWOFF56
/RESET

3.3Vsub4

3.3Vsub23
5Vsub
5Vsub1

to PCL PWB

or

GDI PWB

MCU PWB

60

GND

59

/FAXACK0P

58

/FAXPRD

57

/FAXCRDY

56

FAXCMD

55

/FAXPAGE

54

/PCLACK0P

53

/PCLACK1P

52

/PCLPRD

51

/PCLCRDY

50

PCLCMD

49

/PCLPAGE

48

/FWUAX

47

GDATA14

46

GDATA12

45

GDATA10

44

GDATA8

43

GDATA6

42

GDATA4

41

GDATA2

40

GDATA0

39

/PSSTS

38

/HSYNC

37

/PRLINE

36

/PWOFF#

35

/RESET

34

GND

33

GND

32

EXTRS

31

5Vsub

30

3.3V
29

/FAXCS0P

28

/FAXREQ0P

27

/FAXSRDY

26

FAXSTS

25

/FAXDET

24

/PCLCS0P

23

/PCLREQ0P

22

/PCLCS1P

21

/PCLREQ1P

20

/PCLSRDY

19

PCLSTS

18

/PCLDET

17

/PRINTWU

16

GDATA15

15

GDATA13

14

GDATA11

13

GDATA9

12

GDATA7

11

GDATA5

10

GDATA3

9

GDATA1

8

5V

7

/READY

6

/SCLINE

5

GND

4

GND

3

24V

2

3.3Vsub
1

3.3Vsub

CN5(TX25-60P-12ST-H1)

60

GND

59

/FAXACK0P

58

/FAXPRD

57

/FAXCRDY

56

FAXCMD

55

/FAXPAGE

54

/PCLACK0P

53

/PCLACK1P

52

/PCLPRD

51

/PCLCRDY

50

PCLCMD

49

/PCLPAGE

48

/FWUAX

47

GDATA14

46

GDATA12

45

GDATA10

44

GDATA8

43

GDATA6

42

GDATA4

41

GDATA2

40

GDATA0

39

/PSSTS

38

/HSYNC

37

/PRLINE

36

/PWOFF#

35

/RESET

34

GND

33

GND

32

EXTRS

31

5Vsub

30

3.3V

29

/FAXCS0P

28

/FAXREQ0P

27

/FAXSRDY

26

FAXSTS

25

/FAXDET

24

/PCLCS0P

23

/PCLREQ0P

22

/PCLCS1P

21

/PCLREQ1P

20

/PCLSRDY

19

PCLSTS

18

/PCLDET

17

/PRINTWU

16

GDATA15

15

GDATA13

14

GDATA11

13

GDATA9

12

GDATA7

11

GDATA5

10

GDATA3

9

GDATA1

8

5V

7

/READY

6

/SCLINE

5

GND

4

GND

3

24V

2

3.3Vsub

1

3.3Vsub
CN3 (TX24-60R-12ST-H1)

Mother-PWB

(10) Boad to Boad (11/11)

AR-M236/M276/M237/M277 ACTUAL WIRING DIAGRAM 1 - 11

5V15V3.3V

3.3V4

/RESET#

/PWOFF#

CN7(TX25-60P-6ST-H1)

/PRLINE7

2

3

5

6

GND9

GND10

/HSYNC8

GND11

N.C

/ESPAGE

ESCMD14

/ESCRDY

GND

GDATA4

GDATA2

GDATA8

GDATA6

GDATA0

GDATA10

19

151617

20

18

212223

12

13

N.C

GDATA12

GDATA14

24

25

/ESACK1P

N.C27

/ESPRD28

26

/ESACK0P29

GND30

5V315V3.3V

32

GND39

GND40

3.3V34

N.C

N.C

/SCLINE37

/READY38

GND41

N.C

/ESDET

ESSTS44

/ESSRDY

GND

GDATA3

33

35

36

GDATA1

42

43

454647

48

GDATA7

GDATA5

49

50

GDATA11

GDATA9

515253

N.C

GDATA13

GDATA15

54

55

/ESREQ1P

/ESCS1P57

/ESREQ0P

56

58

/ESCS0P

GND

59

60

to IMC PWB

[2] BLOCK DIAGRAM

Shutter drive solenoid

Transport select gate

right solenoid 2

Upper alignment plate

drive solenoid

solenoid

Transport select gate

right solenoid

Paper exit roller clutch

Finisher Unit (Optional)

D-Sub 9pin

Down-Load-CON

Mirror-Motor

motor

Tray paper empty sensor

Lift-up drive control sensor

Tray position sensor Upper FIN main motor

Self priming sensor

Paper Size Detector Staple operation motor

Staple empty sensor Stapler

Cartridge empty

No. 2 tray paper exit sensor Rear edge plate drive

No. 1 tray paper exit sensor Side guide plate motor Rear edge plate drive

Rear edge plate HP sensor Staple HP sensor

Side guide plate HP sensor

Tray JAM process

sensor

sensor

Staple supply cover

open/close sensor

JAM process PG

open/close sensor

FINISHER PWB

Option

Connector PWB

D-Sub 25pin D-Sub 15pin

AR-235/275 series Pin nothing compatible

Paper position sensor Tray lift-up motor

Tray position sensor Lower Tray off-set motor

Off-set position sensor

CN***(chg)

CN***

(Optional)

FAX PWB

CN***(chg)CN***(chg)

(New)

Mother PWB

CN***(chg)

CN***

IMC PWB

PCL PWB

(Standard)

GDI/USB PWB

CN***(chg)

CN***

CN***

(chg)
CN***

CN***

CN***

(Japan Only)

Defog Heater

Ozon Fan

DEV

SENSOR

TRAYPAPER

PS Cooling Fan

Main / Sub PS-SW

Power Supply

Vender (include CRSM)

Reactor

(CE Only)

APC-PWB BD-PWB AC

Polygon-Motor

LSU-UN

Sensor

Scanner Mirror HP

Cover Sensor

AB INCH

CN***

Heater Paper Size Sensor CCD-PWB

Defog

CN***

Copy-Lamp

Paper Full Sensor

SENSOR
2nd POUT COVER

Pout 2 Ssensor

Solenoid
Pout Gate

CN***

CN***

CN***

SPF-PSOL

SPF-CNT-PWB

SPF BOOK Sens

SPF Cover Sens

SPF PS Sens

SPF Paper Empty

SPF Paper Size Sens (x2)

SPF Paper Width Sens (Analog)

L1

SPF-SEN-PWB

RSPF Unit (AR-M236/276: Optional, AR-M237/M277: Standard)

L2

SPF-DupSOL

release SOL

SPF-Motor SPF-pressure

ShifterHPSensor

Fuser Cooling Fan (x2)

Pout Sensor

(AB / INCH )

CN***(new)

CN***

Shifter-Motor

MCU-PWB

CN*** (New)

Duplex-Conveyance Motor

CN***

Duplex-Motor

Duplex Paper Out Sensor

Duplex Conveyance Sensor CN***(new)

PAP1H ; Paper Empty

LUD1H ; Lift Up Detector Paper Remove (Optional)

Main body cassette unit

CN140

Sensor

PPD1H(PIN):Paper IN SolORPCS1H ; Pick Up Solenoid Drum Initial

CN***(New)

CN***

CN***

CN***

CN***

CN***

CN***

OP interface PWB

DRS2H ; Door Detector

PPD2H ; Paper Pass Detector

PAP2H ; Paper Empty

LUD2H ; Lift Up Detector

PCL2H ; Pick Up Clutch

CSS2H ; Casette Detector

2nd cassette unit (Optional)

LUM2H ; Lift Up Motor

HPEMPTY: HandpaperEmpty sensor

Main body paper feed load

Manual feed unit

Paper Feed Motor

OP interface PWB

Vertical transport roller

clutch

TRCLH;

Multi-step cassette unit (Optional)

Tiger Size-LCD

Touch Panel

Toner-Motor Auditer I/F Coin Switch

WakeUp SW

Key/LED PWB

OPERATION PANEL

MAIN-Motor InterLock Power Unit

HPSIZE 1: Handpaper Size Sensor 1

HPIN: Handpaper IN Sensor

HPTRAY2: HandpaperTRAY Sensor 2

HPTRAY1: HandpaperTRAY Sensor 1

PPD2 ; Paper Pass Detector

Paper Feed Motor

PPD1 ; Paper Pass Detector

OP-UP cassette OP-LO cassette

PSRSOL: Paper Stop Roller Sol.

HPWS: Handpaper Width Sensor(Analog)

HPSOL: Handpaper PickUp Solenoid

CSS1H: Cassette Detector

HPSIZE2: Handpaper Size Sensor 2

PAP2 ; Paper Empty

PAP1 ; Paper Empty

PCL1H: PickUp Cluth

LUD2 ; Lift Up Detector

DRS2 ; Door Detector

LUM2 ; Lift Up Motor

CSS2 ; Casette Detector HVU (New)

PCL2 ; Pick Up Clutch

Vertical transport roller

clutch 2

LUD1 ; Lift Up Detector

DRS1 ; Door Detector

CSS1 ; Casette Detector

PCL1 ; Pick Up Clutch

TRCL ;

LUM1 ; Lift Up Motor

COPY-OP-PWB

LUM1H: Lift Up Motor

Fuser-Lamp (x2)

LLC: Drop Fuser Unit LSU-PWB BD-Sensor

*

Thermister (x2 Analog)

AR-M236/M276/M237/M277 BLOCK DIAGRAM 2 - 1

[3] CIRCUIT DIAGRAM AND PARTS LAYOUT

4 5

NB85

1. MCU PWB

A

MCU PWB (CPU SECTION)

B

C

4

3.3V

NB1

47kx4

47kx4

NB8

/RESET

(1-2E)

BPWM

(7-3A)

SFTCNT

(3-1C)
(7-1D)

PMCLK

SPFCNT

(3-1C)
(3-1C)

MIRCNT
/OPUSRDY
/OPUCRDY

(8-2D)

RY/BY

(3-1B)

/CS3

(2-3C)

/CS2

(8-4A)

/CS1

(8-4A)

/CS0

A[20..1]

3

(2-3E, 9-3E)

/SH

(2-4C)

/INTR

OCCOVER

(12-3B)

(12-3B)

MHP

(4-4E)

SPFPAPER#

/CPUSYNC

(2-4C, 3-1B)

(4-1B)

FW#

/LOOPINT

(1-3D)

2

NB73

NB77

BR108
10kx4

A1
A2
A3
A4

A5
A6
A7
A8
A9
A10
A11
A12

A13
A14
A15
A16
A17
A18
A19
A20

NB65

NB71

1

NB75

1

BR112 10kx4

1

R251

1.5k

NB18

1

NB20

1

NB22

1

BR500

33x4

BR502
33x4

BR504
33x4

1

R118
NP(1k)

1

1

TP552

1

1

1 8

2 7

3 6

4 5

1 8

4 5

2 7

3 6

4 5

BR501
33x4

BR503
33x4

BR111

1 8

2 7

3 6

BR114

1 8

2 7

BR113
33x4

45
36
27
18

45
36
27
18

45
36
27
18

R119 1k

1kx4

R127 1k

R128 1k

BR109
10kx4

3.3V

3 6

R129
33

BR127

4 5

1 8

2 7

3 6

4 5

NB13

NB14

1

NB16

1

NB17

1

NB19

1

NB21

45
36
27
18

3.3V

R121 47k

NB35

1

45
36

NB45

27

1

18

NB53

1

45
36

NB58

27

1

18

NB62

1

NB70

45

NB72

36

1

27
18

NB28

NB34

NB43

NB51

NB57

NB61

NB68

NB78

NB24

NB41

NB56

NB76

C242
47p

1

NB23

1

1

127

128

126

CS3

CS2

1

CS1

2

CS0

3

GND

4

GND

5

1

NB32

1

NB39

1

NB49

1

NB55

1

NB59

NB60

1

NB66

1

1

NB74

1

VCC

NB30

6

A0

1

7

A1

1

8

A2

9

A3

10

GND

11

A4

1

12

A5

1

13

A6

14

A7

NB48

15

A8

1

16

A9

1

17

A10

18

A11

19

GND

20

A12

1

21

A13

1

22

A14

23

A15

24

A16

1

25

A17

1

26

A18

27

A19

28

GND

29

A20

1

30

IRQ5

31

IRQ6

32

IRQ7

33

IRQ3

1

34

IRQ2

35

GND

36

GND

1

37

IRQ1

38

IRQ0

VCC

D0

39

40

41

1

125

PG0

MD2

D1

D2

42

NB12

124

43

NB11

1

122

123

P10

MD0

MD1

GND

D3

D4

44

45

NB6

1

NB9

1

1

116

118

121

119

120

117

P11

TCLKB

TCLKA

TCLKC

TIOCA2

TIOCA1

IC110

HD6412320F(H8S/2320)

D8

D9

D5

D6

D7

D10

49

50

46

47

48

51

115

P17

D11

52

107

108

110

111

112

109

106

113

114

53

P42

P43

P45

P46

P47

P44

AN1

AVss

GND

VCC

GND

D12

D13

D14

D15

TXD0

TXD1

RXD0

58

59

60

61

54

55

56

57

NB95

1

NB97

1

NB99

1

NB3

NB10

105

62

1

AN0

RXD1

1

NB7

1

104

103

Vref

WDTOVF

P34

63

64

NB96

AVcc

GND
GND

HWR

VCC

GND

EXTAL

XTAL
VCC
STBY

TEND1
DREQ1
TEND0

GND
GND

DREQ0

GND

P35

1

NB2

1

NB4

1

NB5

1

1

0.1u

C134

C132

NP(0.1u)

CPU3.3V

BR140

10kx4

102

P53

101

P52

100
99

98

P51

97

P50

96

PF0

95

PF1

94

PF2

93

LWR

92
91

RD

90

AS

89

88

FAI

87

86
85

84

83
82

NMI

81

RES

80
79

P20

78

P21

77

P22

76

P23

75

P24

74

P25

73

P26

72

P27

71
70

69
68
67

66
65

NB79

1

NB82

1

1

D[15..0]

D0D1D2D3D4D5D6D7D8D9D10

10kx4

BR110

1 8

2 7

3 6

3.3V

4 5

10kx4

BR123

D0D1D2D3D4D5D6D7D8D9D10

D11

D12

D13

D14

D15

10kx4

10kx4

BR125

BR124

1 8

2 7

3 6

4 5

1 8

2 7

3 6

1 8

2 7

3 6

4 5

4 5

D11

D12

D13

D14

D15

R256
33

1

A

B

C

AR-M236/M276/M237/M277 CIRCUIT DIAGRAM (MCU PWB) 3 - 1

C

D

E

1/16

3.3V

0.1u

C132

CPU3.3V

BR140

R256
33

10kx4

1

R130
47k

(5-2C)

TCDA

ERTH

HPWS
TONER#
RTH1#

0.1u

C133

C134

NP(0.1u)

1 8

2 7

3 6

4 5

NB36

NB40

NB79

NB80

1

NB82

NB83

1

1

NB85

1

NB89

1

R133
33

R132
33

R255
33

0.1u

0.1u

C140

1

NB38

1

NB50

1

1

NB81

1

1

NB86

1

NB90

1

0.1u

0.1u

C141

C138

C137

3.3V

BR128
47kx4

R136 10k

R137 47k

1
1 8

2 7

3 6

4 5

1

TP553

NB33

R500 33

1

R501 33

R139 33

1

XTAL
TP500

NB84

NB87

1

NB91

1

BR126

C282

22000p

182736

NB42

1

NB46

1

C285

22000p

22000p

C283

C284

182736

45

10kx4

BR136

NB103

1

1

R138

45

NB101

NB102

(5-1E)

NB31

NP(C)

(11-3B)

(5-2B)

0

10kx4

BR138

1

1

(5-4B)

NB26

NB29

1

NB37

NB69

182736

1

1

1

NB47

1

NB100

NB25

NB27

NB67

1

45

1

RTH2#

1

SPFWS#

1

1

(2-3D, 3-1B)

NB64

1

10kx4

BR137

/CS5

OPUCLK

OPURxD

OPUTxD

1

DEVCLK

DEVIDDIR
/DUMACK

/LOOPINT
/LWR
/HWR
/RD
/EXPortEN

CPUCLK

NB63

1

182736

1

1

TP501

OCSIZE
TP103

DEVID

(4-4A)

(4-1C)
(2-1D)

(1-2A)
(2-3D, 3-1B, 8-3A)
(3-1B, 8-3A)
(2-3D, 3-1B, 8-3A)

1

3.3V

45

10kx4

(4-1C)

X101

AT-51(19.6608MHz)

R275

47k

HLON2
DTR#
RTS#
/PWOFF

DSR#
CTS#

/POFFR
/DREQ1

/DREQ0

SVCMD#

SVSTS#

NC100
JUMPER

/THOPEN

HTEMP

(4-4A)
(4-4A)

(4-2C)

(4-2D)
(4-2D)

(7-1D)
(3-1C)

(3-1C)

(4-2D)

(4-4A)

NB88

C280
6p/D

R258

33

R134
NP(0)

C281
6p/D

3.3V

IC116

M51957BFP

1

R143

11kF

NC

2

IN

1

3

NC

4

GND

R144

10kF

C151

0.1u

NB54

C150

0.1u

IC206

1

Xin

2

Xout

1

3

MRA
Vss4SSON

8

NC

7

VCC

6

OUT

5

Cd

5V

1

4

Cd

VCC

GND

C153

3

0.1u

CPU3.3V 3.3V

10u/16V

+

C245 0. 1u

C247 0. 1u

C246 0. 1u

C244 0. 1u

C243 0. 1u

C139

3.3V

R578

NP(100)

NB44

1

NB52

8

Vdd

SR0

0.1u

C148

1

0.1u

C147

5

2

7
6
5

C161

22000p

1

R502

C158

NP(0)

0.1u

10k

10k

R145

R131

IC117A

14

C149

22000p

1

2

7

74LVX08MTC

/RESET

(1-4A)

3

NB92

0.1u

C146

M51953BL

OUT

NC

P2027A

ModOUT

1

NB93

IC112

3.3V

R155

NF103
ZJSR5101-223

45

14
4

5

7

10k

182736

BR139
10kx4

IC117B

74LVX08MTC

/MRES

(2-3E)

(2-3D, 3-1B, 4-3B)

NB94

1

6

R575

4

3

2

240

/MRESET

IC105
CAT24WC64P(DIP8 SOKET)

VCC

5

SDA

6

SCL

WC

GND

C

D

3.3V

8

1

A0

2

A1
A2

4

0.1u

3

7

C218

1

E

AR-M236/M276/M237/M277 CIRCUIT DIAGRAM (MCU PWB) 3 - 2

NB226

C

C

VCC

96

225

4

MEMDA13

A

MCU PWB (GRAPHIC ASIC SECTION)

B

C

4

MEMDA[15..0]

3

MEMDB[15..0

2

1

182736

BR155

MEMDB0

/ESCS1

/ESREQ0

/ESACK1

/PCLREQ0

/FAXCS0

/FAXREQ1

/FAXACK0

/FAXPRD

/ESCS0
/ESREQ1
/ESACK0

/ESPRD

/PCLCS0

/PCLACK0

/PCLPRD

BR153

10kx4

MEMDB1

MEMDB2

182736

10kx4

MEMDA0

MEMDA1

45

MEMDB3

TP513

45

MEMDA2

MEMDA3

182736

10kx4

BR156

MEMDB4

MEMDB5

182736

10kx4

BR154

MEMDA4

MEMDA5

MEMDA6

45

45

BR146

MEMDB6

MEMDB7

MEMDA8

MAD[12..0]

4 5
3 6
2 7
1 8

4 5
3 6
2 7
1 8

4 5
3 6
2 7

1

1 8

1

45

MEMDA7

10kx4

MEMDA9

3.3V

(8-2D)

MFCLK

182736

45

182736

45

1

1

1

NB185

NB186

NB190

NB203

NB220

NB147

1

1

1

1

1

1

(2-1A, 3-1B)

(2-1A, 3-1B)
(2-1A, 3-1B)

NB135

NB143

NB156

NB166

NB175

NB183

(2-1A)

(2-1A)

(2-1A

(2-1A)

(9-4A)

D[15..0]

A[20..1]

NB133

1

NB141

1

NB155

1

NB164

1

NB173

1

NB181

1

B

NB130

1

NB139

1

NB154

1

NB162

1

NB171

1

NB179

1

/FAXCS1

/ESCS1
/FAXREQ0
/FAXACK1

/ESREQ0
/ESACK1

/PCLREQ0

/HSYNC

1

1

1

1

1

1

NB128

NB136

NB152

NB160

NB170

NB177

R253

3.3V
47k

R254
47k

NB108
R252
47k

249

255

254

VCC

VCC

VCC

MAD066MAD167MAD268MAD370FAXCS1

MAD10

10x4

2 7

3 6

248

253

250

252

251

VSS

VSS

VCC

VCC

VCC

VSS72ESCS1

VCC

69

71

73

NB204

NB211

1

1

1

BR129

10x4

4 5

1 8

2 7

3 6

4 5

256

G3.3V

1

VCC

2

VSS

3

MEMDA0

4

MEMDA1

5

VCC

6

MEMDA2

7

MEMDA3

8

VSS

9

MEMDA4

10

MEMDA5

11

MEMDA6

12

MEMDA7

13

MEMDA15

14

MEMDA14

15

MEMDA13

16

MEMDA12

17

MEMDA11

18

VCC

19

MEMDA10

20

MEMDA9

21

VSS

22

NB245

G3.3V

NB244

1

NB248

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

MEMDA8
MCKE
DWE
CAS
RAS
CS0
BANKS0
BANKS1
DQMU
DQML
VCC
VSS
MEMDB0
MEMDB1
MEMDB2
MEMDB3
MEMDB4
MEMDB5
MEMDB6
MEMDB7
MEMDB15
MEMDB14
VCC
MEMDB13
MEMDB12
VSS
MEMDB11
MEMDB10
MEMDB9
MEMDB8
VCC
VSS
CS1
MAD12
MAD11
VCC
MAD9
MAD8
VSS
MAD7
MAD6
MAD5
MAD4

NB241

1

NB247

1

1

1

NB239

NB246

65

BR131

1 8

1

1

1

1

1

1

1

1

10kx4

10kx4

BR141

BR142

MEMDA8

MEMDA9

MEMDA10

MEMDA11

MEMDA12

MEMDA13

MEMDA14

MEMDA15

NB110

MEMDA0
MEMDA1
MEMDA2
MEMDA3

MEMDA4
MEMDA5
MEMDA6
MEMDA7

MEMDA15
MEMDA14
MEMDA13
MEMDA12

MEMDA11
MEMDA10
MEMDA9
MEMDA8

3.3V

182736

45

182736

10kx4

BR145

MEMDA10

MEMDA11

MEMDA12

MEMDA13

MEMDA14

BR130

18

10kx4

27
36
45

BR157
10kx4

BR105
10kx4

BR104
10kx4

MEMDA15

3.3V

MEMDB0
MEMDB1
MEMDB2
MEMDB3

MEMDB4
MEMDB5
MEMDB6
MEMDB7

MEMDB15
MEMDB14
MEMDB13
MEMDB12

MEMDB11
MEMDB10
MEMDB9
MEMDB8

MAD12
MAD11
MAD9
MAD8

MAD7
MAD6
MAD5
MAD4

MAD10
MAD0
MAD1
MAD2
MAD3

(8-2D)
(8-2D)
(8-2D)
(8-2D)

(8-2D)
(8-2D)
(8-2D)
(8-2D)

(8-2D)

MCKE
/DWE

/CAS

/SDCS0
BANKS0
BANKS1

DQMU

DQML

/RAS

/SDCS1

A

NB134

NB145

1

1

(5-4E)

(5-3D)

NB132

NB142

NB129

1

NB140

1

BDOUT[15..0]

GDATA[15..0]

1

1

NB127

NB138

NB146

1

1

1

NB184

NB113

NB117

NB122

NB126

1

R142

R141
33

1

1

1

1

NB112

NB116

NB121

NB125

33

1

1

1

1

NB189

NB196

NB219

NB111

NB115

NB120

NB124

1

1

1

1

1

1

1

45
36
27
18

45
36
27
18

NB188

NB194

NB210

NB114

NB119

NB123

1

1

1

1

1

1

1

BR143
33x4

BR144
33x4

NB187

NB191

NB206

NB104

1

R579
470

NB673

1

NB106

1

NB107

1

1

247

246

244

240

238

236

242

245

243

241

239

237

VSS

VSS

VSS

TEST1

1

1

FAXACK175ESREQ0

NB212

76

1

TP512

VCC

77

NB222

1

ESACK1

PCLREQ0

78

79

1

NB229

MFCLK

HSYNC

NB213

1

MEMDA0

TM2

BDOUTD080BDOUTD1

81

NB223

MEMDA1

VSS

VCC

IFTSODEN

VCC

BDOUTD283BDOUTD3

82

85

84

1

NB230

1

NB234

1

MEMDA2

MEMDA3

VCC

TEST0

FAXREQ0

74

NB221

NB228

1

1

R580
470

NB674

1

(1-3A)

/CS2

A1A2A3A4A5A6A7

235

234

233

VCC

CPUCS

CPUAD0

VSS

BDOUTD486BDOUTD5

87

NB214

NB224

1

NB231

1

MEMDA4

MEMDA5

MEMDA6

230

232

231

CPUAD1

CPUAD2

CPUAD3

BDOUTD688BDOUTD789BDOUTD890BDOUTD9

91

NB215

1

NB225

1

1

NB235

1

MEMDA7

MEMDA8

MEMDA9

R140

229

228

CPUAD4

CPUAD5

HG73

BDOUTD1092BDOUTD1193BDOUTD12

1

NB232

NB236

1

MEMDA10

MEMDA11

0

C1
12p

227

226

CPUAD6

CPUAD7

I

94

95

NB216

MEMDA12

VSS

1

C

AR-M236/M276/M237/M277 CIRCUIT DIAGRAM (MCU PWB) 3 - 3

NB235

BDOUTD6

CPUAD1

232

6

MEMDA7

A2

C

D

E

580

70

74

A3A4A5A6A7

231

CPUAD2

BDOUTD789BDOUTD890BDOUTD9

NB215

1

1

MEMDA8

R140

230

229

228

CPUAD4

CPUAD5

CPUAD6

CPUAD3

HG73C079H02FD

BDOUTD1092BDOUTD1193BDOUTD12

91

1

NB225

NB232

1

NB236

1

MEMDA9

MEMDA10

MEMDA11

C

0

C144
12p

227

226

CPUAD7

IC107

94

95

NB216

MEMDA12

2/16

47u/16V

+

C145

IC202

3

QA

4

QB

5

QC

6

QD
QE
QF
QG
QH

C121

0.1u

4

R240
100

NF100
ZJSR5101-223

X100

OUT

VDD

OSC51(32MHz)

NB242

C162 100p

VCC

CLK

CLR

GND

NB153

1

R154

E

NF102
ZJSR5101-223

G3.3V

14

1

A

2

B

8

9

7

3.3V

47k

R202

1

3.3V

/CONT

0

4

/MRESET

SFCLK

C516

/MRES

NP(1000p)

3

0.1u

C224

(1-2A, 9-3E)

/SH

3.3V

IC103
NC7S32M5X

5

1

2

3

3.3V

NB149

1

4

/SHASIC

0.1u

C120

2

NB168

1k

R241

1

(10-2E)

/SYNC

2

GND

1

1

1

TP510

1

NB243

1

(10-2D)

/VIDEO

3.3V

NF101
ZJSR5101-223

NB105

X102

1

3

OUT

4

VDD

0.1u

OSC51(56.32602MHz)

22000p

C142

C143

/INTR

(1-2A, 3-1B)

/CPUSYNC

D0D1D2D3D4D5D6D7D8D9D10

220

219

224

223

218

225

222

221

VSS

VSS

VSS

VSS

VCC

VCC

CPUINTR

CPUSYNC

VCC

VSS

VSS

LD

VSS

BDOUTD1396BDOUTD14

BDOUTD15

97

99

98

100

102

101

103

NB217

TP102

1

1

NB226

1

NB233

1

NB237

1

R553 33

R554 33 NB658

MEMDA13

MEMDA14

MEMDA15

(10-2E)

217

216

215

CPUDT0

CPUDT1

CPUDT2

CPUDT3

VCC

VSS

APCHOLD

PRINTAREAEN

105

106

104

1

1

1

1 8

1

BR115 47kx4

1

TP511

3.3V

/SAMP

210

214

212

211

209

213

VSS

VCC

CPUDT4

CPUDT5

CPUDT6

VCC

VSS

NC(ST)

NC(SW)

TEST2

108

111

110

112

107

109

NB205

NB218

1

1

NB227

1

2 7

3 6

4 5

208

CPUDT7

CPUDT8

FAXCS0

FAXREQ1

113

NB207

/FAXCS0

/FAXREQ1

(3-1B)

(3-1B, 5-4B)

206

207

CPUDT9

CPUDT10

FAXACK0

114

115

NB1981NB199

1

R126 10

R125 10

NB238

14

GND

/CONT

D11

D12

205

204

CPUDT11

ESCS0

FAXPRD

116

117

NB208

1

1

8

9

/FAXACK0

(3-1B)

D13

D14

203

CPUDT12

CPUDT13

ESACK0

ESREQ1

118

NB2001NB201

IC117C

10

/DUMACK

202

CPUDT14

ESPRD

119

1

7

(1-3C)

2

1

1

1

TP502

(3-2B, 4-3B)

(3-2B)

(2-2E, 3-2B)

/SCANSP

/SCANST

/TRANSST

D15

G3.3V

NB109

1

R122

3.3V

47k

196

195

194

193

197

201

200

199

198

VSS

VSS

VSS

VCC

SCANSP

SCANST

TRANSST

CPUDT15

RECEPTST

PRINTST

CPURD

CPUWR

CPUCLK

dmypclksw

dmypclk

ADSCLK

ADWRT

DUMMY

PCLCS0

VCC

PCLACK0

PCLPRD

VSS

BDIN0

BDIN1

BDIN2

BDIN3

121

124

125

126

127

120

74LVX08MTC

128

122

123

NB209

1

10

R124

NB240

1

/ESCS0

/ESPRD

/ESREQ1

/ESACK0

/FAXPRD

(2-1A)

(2-1A)

(2-1A)

(9-2B)

(9-3B)

RESET

IDIN4
IDIN3
IDIN5
IDIN2
IDIN6
IDIN1
IDIN7
IDIN0

ADCK

ADSD

REFCK

DATCK

DUMC

BDIN15
BDIN14
BDIN13
BDIN12
BDIN11
BDIN10

SYNC

SFCLK

BDIN9
BDIN8

BDIN7
BDIN6
BDIN5
BDIN4

G3.3V

192
191
190
189
188

VSS

187
186

VSS
VCC

VSS

VCC
VCC
VSS

VSS

VSS

SH

VSS

VSS

VSS

VSS

FR

VCC

PB
OB

VSS
VSS
VCC
VCC

VSS

VSS

VCC

(2-1A)

NB675

185
184

CCDD4

183

CCDD3

182

CCDD5

181

CCDD2

180

CCDD6

179

CCDD1

178

CCDD7

177

CCDD0

176
175
174
173
172
171
170
169
168
167
166
165

F1

164
163
162
161

F2

NB148

160
159

NB150

158
157

NB151

156
155
154
153
152
151
150
149
148
147
146

GDATA15

145

GDATA14

144

GDATA13

143

GDATA12

142

GDATA11

141

GDATA10

140
139
138
137
136

GD ATA9

135

GD ATA8

134
133
132
131
130
129

C122

47u/16V

GD ATA3

GD ATA2

GD ATA1

GD ATA0

/PCLCS0

/PCLPRD

/PCLACK0

(2-1A)

(9-3B)

+

1

1

1

1

NB202

/PRSTART

/RD
/LWR

CPUCLK

1

NB144

1

NB161

GD ATA7
GD ATA6
GD ATA5
GD ATA4

NB197

1

NB131

1

(3-2B, 4-3B)

(1-3D, 3-1B, 8-3A)
(1-3D, 3-1B, 8-3A)

(1-3D, 3-1B)

R581

470

R123
47k

TP100

1

1

NB137

1

FB104

R112

TP101

1

NB158

NB159

1

1

NB165

NB174

NB178

NB182

NB192

NB195

1

1

G3.3V 3.3V

0.1u

0.1u

C265

0.1u

C222

0.1u

C287

ADSCLK

ADWRT
ADSD
/f1

1

C124 12p

3.3V

14

12

13

7

0.1u

C235

0.1u

C225

0.1u

C253

0.1u

C259

C517

(9-3D)

3.3V

IC117D

0.1u

C233

0.1u

0.1u

C226

0.1u

C257 0.1u

C256

0.1u

0.1u

C260

TP503

TP504
TP505
TP506
TP507
TP508
TP509

NP(2200p)

(9-3D)

(9-3D)

(9-3D)

(9-3D)

/f2
/REFCK

/DATCK

(9-3D)

/FR

5

1

2

3

NB193

C126 22000p

C125 0.1u

74LVX08MTC

0.1u

C264

C263

0.1u

C228

C227

0.1u

C258

0.1u

C268

C267

R239
NP(0)

1

1

1

1

1

1

1

1

1

1

1

1

1

1

(9-3D)

(9-3D)

IC106
NC7S08M5X

C234

1

3

4

11

1

1

1

1

1

47k

NB157

NB163

NB172

NB176

NB180

1

0.1u

0.1u

0.1u

0.1u

0.1u

C229

C231

C230

C261

C262

0.1u

0.1u

0.1u

0.1u

C251

0.1u

C250

3.3V

R111
47k

FB100

FB102

/DUMC
/PB

(9-3D)
(9-3D)

/OB

3.3V

(2-4D, 3-2B)

1

1

NB169

1

1

1

/LDON

NB670

(9-3D)

1

1

R503
NP(0)

C248

0.1u

C252

CCDD[7..0]

C223

C249

0.1u

0.1u

C255

C254

NB118

1

FB101

FB103

/SCANST

(3-2B)

SHSEL

NB167

SFCLK

FB105
MEM2012T101R

NB669

1

0.1u

C221

0.1u

C286

(2-3E)

C160 0.1u

74VHC164AM

10
11
12
13

1000p

D

AR-M236/M276/M237/M277 CIRCUIT DIAGRAM (MCU PWB) 3 - 4

MMD

NB301

1

D15

P2OUT1

D14

(7

1D)

A

MCU PWB (I/O ASIC SECTION)

4

(7-2A)

PR

(7-4A)

/BIAS

NB318

MC

/PCLSRDY
PCLCMD
/GDIDET
/PCLDET

/PCLREQ1P
/PCLACK0P
/PCLCS0P

/ESSRDY
ESCMD
/ESPAGE
/ESDET

/ESREQ1P
/ESACK0P

/ESCS0P

/FAXREQ1P
/FAXREQ0P
/FAXSRDY
FAXCMD

/FAXPAGE
/FAXDET
/FAXACK0P
/FAXCS0P

NB345

NB337

1

1

1

NB343

(7-4A)

GRID

(7-4A)

CVSEL

(7-4A)

(7-3A)

TCLON

(7-3A)

TC

(7-3A)

3

3.3V

2

HVSEL3

(7-3A)

HVSEL2

(7-3A)

HVSEL1

(7-4A)

PSFANMD

BR178

45

10kx4

36
27
18

BR171

45

10kx4

36
27
18

1

1

TP554
BR170

45

10kx4

36
27
18

BR169

45

10kx4

36

1

27

1

TP518

18

BR168

45

10kx4

36
27
18

BR162

45

10kx4

36
27
18

APCSTT

NB333

1

LPSEL

1

NB341

NB315

NB329

1

TP517

NB339

NB312

1

NB325

1

B

(7-4D)

(7-4D)

(4-4C)

(4-4C)

PGSOL1

PGSOL2

(11-4A)

FINSTS

TMDO1

TMDO2

/FINCRDY

(3-3B)

(11-3B)

(11-3B)

PCMON

FINCMD

HPTRAY2

3.3V

BR177

TP207

4 5
3 6
2 7
1 8

47kx4

3.3V

R164
47k

NB305

1

NB661

1

NB662

1

1

BR176

45

1.5kx4

36
27

1

1

18

1

BR175

45

1.5kx4

36
27
18

1

(9-3C)

(9-3B)

(9-3C)
(9-3B)

(9-2C)

(9-2B)

(9-2C)

(9-2B)

(9-3B)

(9-3C)

(9-2B)

(9-2C)

(9-3C)

(9-2B)

BR174

45

1.5kx4

36
27
18

/PCLSRDY

PCLCMD

/GDIDET

/PCLDET

/PCLREQ1P

/PCLACK0P

/PCLCS0P

/ESSRDY

ESCMD

/ESPAGE

/ESDET

/ESREQ1P

/ESACK0P

/ESCS0P

/FAXREQ1P

/FAXREQ0P

/FAXSRDY

FAXCMD

R555 100

(9-3B)

(9-3B)

(9-3C)

(9-3C)

(9-2B)

(9-2B)

(9-2C)

(9-2C)

(9-3B)

(9-3C)

(2-4D, 4-3B)
(2-3D, 4-3B)

(2-2E, 2-4D)

(2-4D)

(2-4D)

TP114

/FINSRDY

R556 100

(3-4B)

(2-1D)

(12-4A)

/PCLCRDY

PCLSTS

(9-3C)

/PCLACK1P

/PCLCS1P

/PCLREQ0P

/ESCRDY

ESSTS

(9-2C)

/ESACK1P

/ESCS1P

/ESREQ0P

/FAXCRDY

FAXSTS
/FAXACK1P
/FAXCS1P

/TRANSST
/PRSTART

/SCANST
/SCANSP

SHSEL

TIMEOUT

PCMON

HLON1

/LDON

PFULL2

1

NB307

1

NB308

1

NB310

1

NB313

1

NB316

1

NB319

1

NB322

1

NB326

1

NB330

1

NB334

1

NB338

1

NB340

1

NB342

1

NB344

1

NB346

R557

1

NB611

NB377

NB382

1

1

1

100

NB375

NB380

1

1

NB348

NB373

NB379

NB386

1

1

1

1

NB378

NB384

1

1

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
41
42
43

44

45
46

47

48
49
50
51
52
53
54
55
56

57

58
59

60

61
62
63
64

1

TP206

1

1

1

UART0CTSB
P0OUT6
P0OUT5
P0OUT7

VCC
P3OUT4
P3OUT3

GND
P3OUT2
P3OUT1
P3OUT0
P0OUT8
P2OUT5
P0OUT12
P0OUT11
P0OUT10
P0OUT9

VCC
P3OUT7
P0IN15

GND
PWMOUT
UART3RTSB
UART3SOUT
UART3CTSB
UART3SIN
P1IN13
P1IN9
PCLACK1PB
PCLCS1PB
PCLREQ0PB
PCLREQ1PB
PCLACK0PB
PCLCS0PB
UART1RTSB
UART1SOUT
UART1CTSB
UART1SIN
P1IN12
P1IN8
ESACK1PB
ESCS1PB
ESREQ0PB

VCC
ESREQ1PB
ESACK0PB

GND
ESCS0PB
UART2RTSB
UART2SOUT
FAXACK1PB
FAXCS1PB
FAXREQ1PB
FAXREQ0PB
TRANSSTB
PRSTARTB

VCC
SCANSTB
SCANSPB

GND
P2OUT6
TIMEOUT
UART2CTSB
UART2SIN

HPTRAY1

NB257

1

NB269

NB270

1

1

NB283

1

1

250

255

254

253

251

256

249

252

VCC

P2IN3

P2IN7

P2IN6

GND

P2IN5

UART0SIN

UART0RTSB

/PIN

NB249

1

NB250

1

(11-3B)

(11-3B)

(11-3B)

(11-3B)

(4-3D)

(4-3D)

(11-4B)

(11-4A)

DEV#

/HPIN

1.5k

/HPEMPTY

R310

1.5k

R309

NB258

NB259

1

1

1

NB271

NB272

1

1

NB284

1

248

NB285

1

NB296

NB297

NB298

1

1

243

242

247

246

245

244

241

240

238

239

P1IN4

P2IN4

P0IN7

P0IN6

GND

TMD02

TMD01

UART0SOUT

P0IN5

P0OUT1

P0OUT0

HPSIZE2

NB260

237

236

P2IN1

1

VCC

HPSIZE1

NB273

NB286

1

235

P2IN0

1

234

/PMRDY#

P1IN7

(11-4A)

/PAP1H

/MMRDY#

CSS1H

/LUD1H

NB261

1

NB274

1

NB287

1

NB299

1

230

232

231

233

P1IN6

P0IN11

P0IN13

P0IN12

(4-4E)

(4-4E)

(4-4E)

Y2#

Y1A#

Y1B#

NB262

1

NB275

1

NB300

229Y2228Y1227

Y3

HG73C094FD

1

226

IC128

C

-

(7-2A)

(7-2A)

(7-4D)

PSRSOL

PREMSOL

TP515

1

1

NB2521NB253

NB251

1

1

182736

45

BR180

1.5kx4

NB263

1

470

470

R583

R584

NB276

1

470

NB289

NB288

R582

1

1

NB6781NB6771NB676

225

218

220

219

224

222

221

223

T

W

VCC

GND

TEST1

P1OUT7

P2OUT2

P0OUT13

BR158

1 8
2 7
3 6
4 5

3.3V

0.1u

C374

NF104
ZJSR5101-223

0.1u

0.1u

C375

C372

0.1u

C371

C370

1

/FAXACK1

10kx4

/FAXCS1
/FAXREQ0

1

1

TP519

/FAXPAGE

/FAXDET

/FAXACK0P

/FAXCS0P

0.1u

0.1u

0.1u

0.1u

0.1u

0.1u

0.1u

0.1u

0.1u

0.1u

0.1u

0.1u

0.1u

C349

C348

C347

C346

C345

C342

C373

C340

C339

C338

C337

C336

C335

/FAXACK1

/FAXCS1

/FAXREQ0

(1-3D, 2-3D, 8-3A)

(1-3D, 2-3D, 8-3A)

(1-2E, 2-3D, 4-3B)

0.1u

0.1u

C358

C359

(2-1C, 5-4E)

(1-3D, 8-3A)

(1-3D, 2-3D)

(1-2A, 2-4C)

0.1u

0.1u

C362

C363

(2-1C)
(2-1D)

(2-2E)
(1-3A)

0.1u

C364

/FAXREQ1
/FAXACK0

/FAXCS0

/MRESET

/CPUSYNC

D[15..0]

0.1u

C365

/SHASIC

/LWR

/HWR

CPUCLK

A[20..1]

0.1u

/CS3

/RD

0.1u

0.1u

0.1u

C366

C367

C368

A

NB393

1

NB395

1

NB397

1

GA3.3V

0.1u

C169

C369

47u/16V

B

P1IN1465P1IN1066FAXACK0PB67FAXCS0PB

VCC

GND

FAXACK0B

FAXCS0B73FAXACK1B74FAXCS1B

FAXREQ1B

72

69

68

71

70

22p

22p

C344

C343

75

R269
1k

VCC

GND

LWRB79HWRB

CPUSYNCB

RDB

CPUCLK

A1

RSTB

85

82

80

87

81

83

86

84

NB391

1

A1A2A3A4A5A6A7

47p

0.1u
C341

C520

CS3B

SHB

FAXREQ0B

77

78

76

A288A389A490A591A692A7

VCC

GND

DREQ1B

PMC4TCLK

93

94

1

1

OPCASCNT

TP107

DREQ0B

PMC3TCLK96PMC2TCLK

PMC1TCLK99PMC0TCLK

98

95

97

101

102

100

103

D15

1

1

DPXCNT

/DREQ1

/DREQ0

SFTCNT

SPFCNT

MIRCNT HPSOL

(1-4A)

(1-4A)

(1-4A)

(1-1D)

(1-1D)

TP108

C

AR-M236/M276/M237/M277 CIRCUIT DIAGRAM (MCU PWB) 3 - 5

1

VCC

GND

225

R582

NB676

C

D

E

3/16

(7-2A)

(7-2A)

(7-4D)

(7-1D)

(7-1D)

(4-3D)

(4-2D)

(4-2D)

(4-3D)

(7-1A)

(7-2A)

(7-4A)

(4-1A)

(4-1A)

(4-1A)

(4-1A)

(4-2D)

(4-2D)

(4-2D)

(4-2D)

(4-2D)

(4-2D)

(4-3D)

MMD

PMD

PCL1A

PCL1H

TRCLA

TRCLB

LUM1A

PSRSOL

PREMSOL

TP515

1

1

NB2521NB253

NB251

1

1

182736

45

BR180

1.5kx4

NB263

NB264

1

1

470

470

R583

R584

NB276

1

470

1

224

T

W

128

C094FD

1

NB289

NB288

1

1

NB301

1

NB6781NB677

220

219

218

217

222

221

216

223

VCC

TEST1

P1OUT7

P2OUT2

P2OUT1

P2OUT0

P0OUT13

P1OUT15

PCS1H

LUM1H

TP516

/OPCASDB

1

1

NB2551NB256

NB254

1

1

182736

45

BR179

1.5kx4

NB265

NB266

1

1

NB277

NB278

1

1

NB290

NB291

1

1

NB302

1

208

215

214

212

211

209

207

210

213

VCC

GND

P1OUT5

P1OUT13

P0OUT15

P0OUT14

P1OUT14

P1OUT12

PMC4POUT4

/OPCASDA

NB279

NB292

1

1

206

205

PMC4POUT3

OPCASDB

1

NB303

204

PMC4POUT2

PCS2

OPCASDA

NB267

1

203

P2OUT4

PMC4POUT1

PCL2

LUM2

PCS1A

PCS1B

PCL1B

LUM1B

4

NB268

1

NB280

NB281

1

NB293

NB294

1

1

NB304

1

199

198

196

195

194

202

201

P1OUT11

193

197

200

VCC

GND

P1OUT9

P1OUT8

P2OUT3

P1OUT6

SELOUT2

P1OUT10

SELOUT1

SELOUT0

PWM1OUT

P2OUT15
P2OUT14

P2OUT13
P2OUT12

P2OUT11
P2OUT10

P2OUT9
P2OUT8

P2OUT7
PMC3POUT4
PMC3POUT3
PMC3POUT2
PMC3POUT1

PMC2POUT4

PMCPOUT3

PMC2POUT2
PMC2POUT1

P1OUT4

P1OUT3

P1OUT2

P1OUT1
PMC1POUT4
PMC1POUT3
PMC1POUT2
PMC1POUT1

PMC0POUT4
PMC0POUT3
PMC0POUT2
PMC0POUT1

P0OUT4

P0OUT3

P0OUT2

GND

VCC

GND

VCC

P1IN15

P1IN3
P1IN2
P1IN1
P1IN0
P0IN8
P0IN4
P0IN3
P1IN5

P1IN11

P2IN2

P0IN10

GND

P0IN9

P0IN14

VCC

P0IN1

GND
P0IN2
P0IN0

VCC

DSIN3
DSIN2
DSIN1
DSIN0

GA3.3V

NB282

1

NB295

1

NB306

NB314

1

1

1

1

1

1

1

1

1

NB327

NB349

NB353

NB357

NB361

NB365

NB369

NB372

NB385

NB390

NB311

1

1

1

1

1

1

1

1

1

1

1

NB323

NB347

NB352

NB356

NB360

NB364

NB368

NB371

NB383

NB389

NB309

1

1

1

1

1

1

1

1

1

1

1

NB320

NB335

NB351

NB355

NB359

NB363

NB367

NB370

NB376

NB381

NB388

1

NB317

1

1

R163

1

BR172

1.5kx4

1

1

1

1

1

1

/SPFCOVER#TP113

1

1

/SPFOPEN#TP112

1

1

1

1

1

192
191
190
189

188

187
186

185

184
183

NB331

182
181
180
179
178
177
176

175

174
173

NB350

172

171
170
169

NB354

168
167
166
165

NB358

164
163
162
161

NB362

160
159
158
157

NB366

156
155
154
153
152
151
150

149

148
147

146

145

Y0

144

NB374

143
142
141
140
139
138
137

136

135
134

NB387

133

132
131
130
129

45
36
27
18

1.5k

SELC
SELB

SELA

CV_SIZE3
CV_SIZE2

CV_SIZE1
CV_SIZE0

NB332

1

/SFTDB
/SFTDA

SFTDB
SFTDA
/CV_COPY#

PDPX
POUTCOV
CSW
DRUM

SPFCLH
SPFGSOL
SPFRSOL
SPFPSOL

TRAYPAPER

1

/SPFPOUT#TP111

1

YSPF#
/MIRMODB
/MIRMODA
MIRMODB
MIRMODA
MIRMO2
MIRMO1
MIRMO0
POUT1

POUT2
SFTHP#

DSIN3#
DSIN2B#
DSIN2A#
DSIN0#

(4-1A)
(4-1A)

NB328

1

(4-4C)
(4-4C)

(4-4C)
(4-4C)
(4-3D)

(4-1A)

(7-2D)
(7-2D)

(7-2D)
(7-2D)

NB324

(12-4D)
(12-4A)
(12-4B)
(10-4E)

(4-3D)
(4-3D)
(4-3D)
(4-3D)

(4-4E)
(4-3A)
(4-3A)
(4-3A)
(4-3A)
(11-2D
(11-2D)
(11-2D)
(12-3B)

(12-4A)
(4-2D)

(4-1E)
(4-1E)
(4-1E)
(4-1E)

NB321

1

NB336

(10-4C)

1

1

BR173

47kx4

R560 47k

1

1

CV_DPX
CV_STAPLE
CV_CA
CV_START
CV_COUNT
/DPXDB
/DPXDA
DPXDB
DPXDA

1 8
2 7
3 6
4 5

/DUP2MODB
/DUP2MODA
DUP2MODB
DUP2MODA

R558 47k

R559 47k

SPFMCLK TP117

(7-1A)
(7-2A)
(7-1A)
(7-2A)
(7-2A)
(6-3B)
(6-3B)
(6-3B)
(6-3B)

R162
47k

3.3V

3.3V

/ABJP
/INCHJP

/FINDET

(12-2B)
(12-2B)

(11-1D)

3

2

DREQ1B

101

/DREQ1

(1-1D)

DREQ0B

102

/DREQ0

(1-1D)

D15

D14

103

104

D15

D14

VCC

D13

D12

D11

D10

108

110

105

106

107

109

D13

D12

D11

D10D9D8D7D6D5D4D3D2D1D0

GND

D9

D8

111

112D7113D6114D5115D4116D3117D2118D1119D0120

GND

PMC3TCLK96PMC2TCLK

PMC1TCLK99PMC0TCLK

98

97

100

1

DPXCNT

SFTCNT

(1-4A)

TP108

SPFCNT

(1-4A)

MIRCNT HPSOL

(1-4A)

C

VCC

GND

DSLED0

DSLED1

DSLED2

DSLED3

DSCLK

P1OUT0

124

121

122

123

125

126

127

128

CL

DSCLK
LED3
LED2
LED1
LED0

(7-4D)

(7-1D)
(4-4A)
(4-4A)
(4-4A)
(4-4A)

NB398

1

NB396

1

NB394

NB400

1

1

NB392

NB399

1

1

1

D

E

AR-M236/M276/M237/M277 CIRCUIT DIAGRAM (MCU PWB) 3 - 6

1
2
3
4
1
2
3
4

C

N

A

2

4

C

n

M

o

A

MCU PWB (DRIVER SECTION 1)

4

C164

0.1u

DUP2MODA

DUP2MODB
/DUP2MODA
/DUP2MODB

SFTDA SFTDA#

SFTDB
/SFTDA
/SFTDB

3

R242
47k

/MIRMODB

MIRMODB
MIRMODA

/MIRMODA

IN

/MIRMSEL

2

Q200
DTC114EKA

NB434

1

C127

0.1u

GND OUT

3.3V

IC125

74LCX244MTC

20

VCC

2

1A1

4

1A2

6

1A3

8

1A4

11

2A1

13

2A2

15

2A3

17

2A4

1

1G

19

2G

10

GND

18

1Y1

16

1Y2

14

1Y3

12

1Y4

9

2Y1

7

2Y2

5

2Y3

3

2Y4

To Motor Driver

3.3V

IC108

74LCX244MTC

20

VCC

2

1A1

4

1A2

6

1A3

8

1A4

11

2A1

13

2A2

15

2A3

17

2A4

1

1G

19

2G

10

GND

18

1Y1

16

1Y2

14

1Y3

12

1Y4

9

2Y1

7

2Y2

5

2Y3

3

2Y4

To Option Connector PWB

NB429

NB433

NB414

NB423

NB428

1

NB432

1

1

1

1

1

NB427

NB431

NB412

NB421

1

1

1

1

NB426

NB430

1

1

NB408

NB419

1

1

BR116
100x4

BR117
100x4

NB405

NB416

B

C177

(3-4C)
(3-4C)
(3-4D)
(3-4C)
(3-4D)
(3-4D)
(3-4D)
(3-4D)

NB439

PCL1A
TRCLB

LUM2
PCS2

PCL2
LUM1B
PCS1B
PCL1B

NB438

1

NB437

1

0.1u

C135

0.1u
NB435

NB436

1

C398

0.1u

1

1

(3-4B)

(11-2D)
(11-1D)
(11-1D)
(11-1D)
(12-1A)
(12-1B)
(12-3A)
(12-3A)

(3-4B)

(1-3D)

(3-4D)
(3-4C)
(3-4C)

SPFPAPER

SVCMD

DSIN0

DSIN3
DSIN2A
DSIN2B

TMDO1
TMDO2
DEVCLK

APCSTT

PCS1A
LUM1A
TRCLA

CTS

DSR

LPSEL

1

1

18
27
36
45
45
36
27
18

C131 NP(1000p)

DUP2MODA#
DUP2MODB#
/DUP2MODA#
/DUP2MODB#

SFTDB#
/SFTDA#
/SFTDB#

/SPFMODB#
SPFMODB#
SPFMODA#
/SPFMODA#

/MIRMODB#
MIRMODB#
MIRMODA#
/MIRMODA#

C128 NP(1000p)

C129 NP(1000p)

C130 NP(1000p)

C

5V

IC130

74VH

20

VCC

2

1A1

4

1A2

6

1A3

8

1A4

11

2A1

13

2A2

15

2A3

17

2A4

1

1G

19

2G

10

GND

To 2
& T

5V

IC131

7

20

VCC

2

1A1

4

1A2

6

1A3

8

1A4

11

2A1

13

2A2

15

2A3

17

2A4

1

1G

19

2G

10

GND

T

3.3V

20

V

2

1A

4

1A

6

1A

8

1A

11

2A

13

2A

15

2A

17

2A

1

1G

19

2G

10

G

R577
470

DEVID

/RESET#

R506
47k

R548

NP(0)

R549

3.3V

C399

0.1u

(3-4D, 4-3E)
(3-4D, 4-3E)
(3-4D, 4-3E)

SELA CSSELA#
SELB CSSELB#
SELC CSSELC#

(3-4C)

OPCASDA AI#

(3-4C)

OPCASDB BI#

(3-4C)

/OPCASDA /AI#

(3-4C)

/OPCASDB /BI#

(10-3A)

FW

R510

NB454

/PSSTS

1

0

R512

NP(0)

1

A

IC212

74LCX244WM

20

VCC

2

1A1

4

1A2

6

1A3

8

1A4

11

2A1

13

2A2

15

2A3

17

2A4

1

1G

19

2G

10

GND

18

1Y1

16

1Y2

14

1Y3

12

1Y4

9

2Y1

7

2Y2

5

2Y3

3

2Y4

To 2nd Cassette UNIT

NB447

NB451

NB446

1

NB450

1

1

1

NB445

NB449

1

1

NB444

NB448

BR185
100x4

1

45
36
27
18

1

45

BR184
100x4

36
27
18

C430 NP(1000p)

NB671

1

C424 NP(1000p)

C425 NP(1000p)

C426 NP(1000p)

C423 NP(1000p)

C422 NP(1000p)

(11-1A)
(11-1A)
(11-1A)
(11-1A)
(11-1A)
(11-1A)
(11-1A)

FW#

DEVIDDIR

C421 NP(1000p)

B

470

R507

NP(47k)

NB455

3.3V

1

To Option C

IC500

TC7SBD385

A1B

VCC

4

/OE

GND

To CRUM

C

5

3

AR-M236/M276/M237/M277 CIRCUIT DIAGRAM (MCU PWB) 3 - 7

5

C

D

E

4/16

V

IC130

74VHCT244MTC

VCC
1A1
1A2
1A3
1A4
2A1
2A2
2A3
2A4

1G
2G

GND

5V

20

2

4

6

8

11
13
15
17

1

19

10

18

1Y1
1Y2
1Y3
1Y4
2Y1
2Y2
2Y3
2Y4

To 2nd Cassette UNIT
& TM Driver

IC131

74VHCT244MTC

VCC
1A1
1A2
1A3
1A4
2A1
2A2
2A3
2A4

1G
2G

GND

NB409

16
14
12
9
7
5
3

18

1Y1

16

1Y2

14

1Y3

12

1Y4

9

2Y1

7

2Y2

5

2Y3

3

2Y4

(6-2A)

TM#

(6-2A)

1

/TM#
DEVCLK#
APCSTT#
LPSEL#
PCS1A#
LUM1A#
TRCLA#

PCL1A#
TRCLB#
LUM2#
PCS2#
PCL2#
LUM1B#
PCS1B#
PCL1B#

(11-1C)
(11-1C)
(11-1C)

(11-1C)
(11-1C)
(11-1C)
(11-1C)
(11-1C)
(11-1C)
(11-1C)
(11-1C)

YSPF

(11-1A)

Y1A

(11-1A)

Y1B

Y2

(11-1A)
(12-3D)

DEV

(10-2D)

/PMRDY

(10-1D)

/MMRDY /MMRDY#

(12-1D)

/CV_COPY

(3-2D)

SPFRSOL

(3-2D)

SPFGSOL

(3-2D)

SPFPSOL

(3-2D)
(3-3D, 4-1A)
(3-4D, 4-1A)
(3-4D, 4-1A)

SPFCLH

SELA
SELB
SELC

NB410

1

NB406

NB418

1

1

NB403

NB415

C397

0.1u

C123

0.1u

1

1

NB401

NB413

To 2nd Cassette UNIT

3.3V 5V

R577
470

IC111

74LCX244MTC

20

VCC

2

1A1

4

1A2

6

1A3

8

1A4

11

2A1

13

2A2

15

2A3

17

2A4

1

1G

19

2G

10

GND

18

1Y1

16

1Y2

14

1Y3

12

1Y4

9

2Y1

7

2Y2

5

2Y3

3

2Y4

SPFPAPER#
CTS#
SVCMD#
DSR#
DSIN0#
DSIN3#
DSIN2A#
DSIN2B#

(1-2A)
(1-2D)
(1-1D)
(1-2D)
(3-1D)
(3-1D)
(3-1D)
(3-1D)

(1-1D)
(1-2D)
(1-2D)

(3-1D)
(3-1D)
(3-1D)
(3-1D)

SVSTS#

RTS#
DTR#

LED0
LED1
LED2

C216

0.1u

3.3V

4

IC217

74LCX244WM

20

R576
470

VCC

2

1A1

1Y1

4

1A2

1Y2

6

1A3

1Y3

8

1A4

1Y4

11

2A1

2Y1

13

2A2

2Y2

15

2A3

2Y3

17

2A4

2Y4

1

1G

19

2G

10

GND

1

1

NB402

BR181

1

NB404

18

1

NB407

16

1

NB411

14

1

12
9
7
5
3

100x4

45
36
27
18

YSPF#
Y1A#
Y1B#
Y2#
DEV#
/PMRDY#

/CV_COPY#

(3-2D)
(3-4C)
(3-4C)
(3-4C)
(3-4C)
(3-4C)
(3-4C)
(3-3D)

To 2nd Cassette UNIT

5V

IC104

74VHCT244MTC

20

VCC

2
4
6

8
11
13
15
17

1
19

10

20

2

4

6

8
11
13
15
17

1
19

10

1A1
1A2
1A3
1A4
2A1
2A2
2A3
2A4

1G
2G

GND

IC203
74VHCT244WM

VCC
1A1
1A2
1A3
1A4
2A1
2A2
2A3
2A4

1G
2G

GND

18

1Y1

16

1Y2

14

1Y3

12

1Y4

9

2Y1

7

2Y2

5

2Y3

3

1

2Y4

1

TP520

C110 NP(1000p)

18

1Y1

16

1Y2

14

1Y3

12

1

1Y4

1

TP521

9

2Y1

7

2Y2

5

2Y3

3

2Y4

To Option Connector PWB
& OC Sensor

(11-2D)

SPFRSOL#

(11-2D)

SPFGSOL#

(11-2D)

SPFPSOL#

(11-2D)

SPFCLH#

(11-1D)

SELA#

(11-1D)

SELB#

(11-1D)

SELC#

C111 NP(1000p)

C118 NP(1000p)

(11-2D)

SVSTS

(11-2D)

RTS

(11-2D)

DTR

(12-3A)

LED0#

(12-1A)

LED1#

(12-1A)

LED2#

(12-1A)

LED3#LED3

3

2

Option Connector PWB

IC500

TC7SBD385AFU

A B

VCC

/OE

GND

CRUM

C

5V

R278
47k

NB453

C168

0.1u

1

DEVID#

2

5

3

D

NB452

1

SFTHP SFTHP#

/TRANSST /SCLINE

/PRSTART /PRLINE

/PWOFF /PWOFF#

/MRESET /RESET#

R505 0

R508 0

R509 0

R511 0

R513 0

NB456

1

1

E

AR-M236/M276/M237/M277 CIRCUIT DIAGRAM (MCU PWB) 3 - 8

U

U

2

Y

Y

Y

Y
Y

Y

Y

Y

2
7

Y

Y

Y

Y
Y

Y

Y

Y

A

MCU PWB (DRIVER SECTION 2)

4

3

(9-1C)

GDATA[15..0]

GD ATA0
GD ATA1
GD ATA2
GD ATA3
GD ATA4
GD ATA5
GD ATA6
GD ATA7

GD ATA8
GD ATA9
GDATA10
GDATA11
GDATA12
GDATA13
GDATA14
GDATA15

B

BR121
NP(47kx4)

BR107

NP(47kx4)

182736

45

C

3.3V

45

182736

45

BR120
NP(47kx4)

IC

NB457

BR119

1 8

33x4

2 7
3 6
4 5

BR118

1 8

33x4

2 7
3 6
4 5

3.3V

BR103
33x4

BR102
33x4

4 5
3 6
2 7
1 8
4 5
3 6
2 7
1 8

182736

182736

45

BR106
NP(47kx4)

NB460

NB464

NB468

NB472

1

1

1

1

NB459

NB463

NB467

NB471

1

1

1

1

NB458

NB462

NB466

NB470

1

1

1

1

NB461

NB465

NB469

1

18

1

3

2

16

1

5

2

1

14

1

7

2

12

1

9

2

IC

1

18

1

3

2

16

1

5

2

1

14

1

7

2

12

1

9

2

2

C100

0.1u

/RESET# RES_OPU

/OPUCRDY

3.3V

14

1 2

7

IC100A
74LCX14MTC

3.3V

14

9 8

7

IC100D
74LCX14MTC

R102
NP(0)

NB473

1

R103
100

R106

NP(0)

NB475

1

R107
100

CRDY_OP

1

R109
NP(0)

IC100C
74LCX14MTC

3.3V

14

56

7

NB477

1

NB15

/OPUSRDY SRDY_OP

NB679

1

1

R585
100

A

B

AR-M236/M276/M237/M277 CIRCUIT DIAGRAM (MCU PWB) 3 - 9

C

C

D

E

5/16

4

3.3V

182736

45

182736

3.3V

IC205

74LCX244WM

B457

1

8

B461

1

2

VCC

18

1Y1

3

2Y4

16

1Y2

5

2Y3

14

1Y3

7

2Y2

12

1Y4

9

2Y1

GND

C239

0.1u

20

2

1A1

17

2A4

4

1A2

15

2A3

6

1A3

13

2A2

8

1A4

11

2A1

1

1G

19

2G

10

3.3V

/FAXCS0

(2-1C, 3-1B)

BDOUT0
BDOUT1
BDOUT2
BDOUT3
BDOUT4
BDOUT5
BDOUT6
BDOUT7

182736

45

45

47kx4

BR135

182736

47kx4

BR134

3.3V

45

BDOUT[15..0]

3

IC204

74LCX244WM

B465

1

6

B469

1

0

VCC

18

1Y1

3

2Y4

16

1Y2

5

2Y3

14

1Y3

7

2Y2

12

1Y4

9

2Y1

GND

C237

0.1u

20

2

1A1

17

2A4

4

1A2

15

2A3

6

1A3

13

2A2

8

1A4

11

2A1

1

1G

19

2G

10

BDOUT8
BDOUT9
BDOUT10
BDOUT11
BDOUT12
BDOUT13
BDOUT14
BDOUT15

47kx4

BR132

47kx4

BR133

2

3.3V

R104

14

OPUCLKRES_OPU /CLK_OPU

OPUTxD

3 4

7

IC100B
74LCX14MTC

3.3V

14

11 10

7

IC100E
74LCX14MTC

NB474

NB476

NP(0)

1

R108
100

R101
NP(0)

1

R105
100

/TxD_OPUCRDY_OPU

1

7

SRDY_OPU OPURxD

C

NB680

R100
NP(0)

IC100F
74LCX14MTC

3.3V

14

1312

7

NB478

1

/RxD_OPU

D

E

NB98

1

1

R586
100

AR-M236/M276/M237/M277 CIRCUIT DIAGRAM (MCU PWB) 3 - 10

3

A

MCU PWB (DRIVER SECTION 3)

B

C

(3-3D)
(3-3D)
(3-3D)
(3-3D)

2200p

C389

7.5K

R267

R156

1.0(2W)

R157

1.0(2W)

/DPXDA
DPXDA
DPXDB
/DPXDB

C329
3300p

C352
3300p

7.5K

R292

IC126

R266
1k

R279

1k

SW24V

182736

MTD1361

2

CrA

26

CrB

4

VsA

9

RsA

3

VrefA

25

VrefB

19

RsB

24

VsB

5

In /A

6

In A

22

In B

23

In /B

45

BR163
10kx4

Vmm

OUT A
OUT B
OUT /A
OUT /B

1

10
18
8
20

7

PG

13

PG

21

PG

27

LG

C1

47u/

2200p

R268

R290

C330

2.4k

2.4k

4

5V

1kF

R287

(7-2D)

+

C175

/DUPSEL

NB479

1

22u/16V

R288

120F

R289

680F

NB484

1

3

D107

1SS133

EC

Q103

2SB1132

B

NB489

NB490

10k

R183

10k

1

R184

10k

10k

10k

R367

R368

1

2200p

C465

10k

(1-2E)

C523

+

IC135

2

VCC

9

IN1

1

IN2

4

NC

/MRESET

22u/35V

TA7291AS(J)

OUT1
OUT2

10k

R365

10k

D108

1SS133

4.7k
R366

R514

0.1u

C508

Q208
DTC143ZKA

6

VS

7
3
8

Vref

5

GND

2

5V

(4-4D)

TM#

(4-4D)

/TM#

R364

R369

47k

47k

0.1u

C464

F104

F502

NP(ICP-S)

TR0603FA 1.5A

+

C183

10u/35V

CN3

TMD

1

/TMD

2
B2P-VH

TO TONER MOTOR

1

A

B

C

AR-M236/M276/M237/M277 CIRCUIT DIAGRAM (MCU PWB) 3 - 11