SHARP ARM208 Service Manual

CIRCUIT DIAGRAM

CODE:00ZARM208/C1E

DIGITAL LASER
COPIER/PRINTER

MODEL

CONTENTS

This Circuit Diagram describes only the differences from 00ZAR275//C1E.
The items which are not described in this Circuit Diagram are common with
the 00ZAR275//C1E.

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

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

12. GDI PWB DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1

13. USB IF CIRCUIT DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-5

AR-M208

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] BLOCK DIAGRAM

Finisher Unit (Optional)

D-Sub 9pin

Down-Load-CON

Mirror-Motor

Staple operation motor

Staple HP sensor

Side guide plate HP sensor

Paper Size Detector

Rear edge plate HP sensor

Tray paper empty sensor

Self priming sensor

Staple empty sensor Stapler

Cartridge empty sensor

Staple supply cover

open/close sensor

Tray JAM process sensor

Option interface

D-Sub 25pin D-Sub 15pin

Rear edge plate drive

solenoid

Transport select gate right

solenoid

Upper alignment plate drive

solenoid

Side guide plate

motor

Rear edge plate

drive motor

FIN main motor

No. 1 tray paper exit

sensor

No. 2 tray paper exit

sensor

Lift-up drive control sensor

JAM process PG

open/close sensor

FINISHER PWB

PWB

Defog

Heater Paper Size Sensor CCD-PWB

Copy-Lamp

Solenoid
Pout Gate

Transport select gate right

solenoid 2

Shutter drive solenoid

Paper exit roller clutch

Tray lift-up motor

Tray off-set motor

Tray position sensor Upper

Paper position sensor

Tray position sensor Lower

Off-set position sensor

AB INCH

Paper Full Sensor

SENSOR
2nd POUT COVER

Pout 2 Ssensor

CN125

Cn130

CN139

CN132

CN118 CN108 CN117

CN131

CN123

(Optional)

FAX PWB

MCU-PWB

(INCH Area ONLY)

(AB Area ONLY)

CN104

Mother PWB

CN106

CN107

IMC PWB

CN103

USB PWB

GDI PWB

(It cannot be equipped with GDI PWB and
PCL PWB simultaneously.)

CN109

CN110

CN112

CN121

CN102

CN135

CN111

CN136

CN134

CN113

CN28

CN129

CN140

CN115

CN126

PCL PWB

Defog Heater

(Japan Only)

Ozon Fan

Power Unit

UNIT Toner-Motor Switch

MAIN-Motor DEV InterLock

PS Cooling Fan

PS-SW

Power Supply

HVU

Polygon-Motor

APC-PWB BD-PWB

SENSOR
TRAYPAPER

SPF Paper Size Sens (x5) Scanner Mirror HP

SPF BOOK Sens Cover Sensor

SPF-SEN-PWB

SPF Cover Sens SPF-PSOL

SPF PS Sens

SPF Paper Empty

SPF/RSPF Unit (Optional)

L1 Sensor

SPF-CON-PWB

L2

SPF-DupSO

SPF-pressure

release SOL

SPF-Motor

ShifterHPSensor

Pout Sensor

Fuser Cooling Fan 1

Fuser Cooling Fan 2

Shifter-Motor

AR-M208 BLOCK DIAGRAM 1 - 1

Duplex-Motor

Duplex

Main body cassette unit

Paper Out

Sensor

PAP1H ; Paper Empty

LUD1H ; Lift Up Detector Paper Remove

PCL1H: PickUp Cluth FAX-OP-PWB LSU-PWB (CE Only)

HPEMPTY: HandpaperEmpty sensor

HPTRAY1: HandpaperTRAY Sensor 1

Main body paper feed load

Paper Feed Motor

OP interface PWB

Sensor

DRS2H ; Door Detector

PPD2H ; Paper Pass Detector

PAP2H ; Paper Empty

LUD2H ; Lift Up Detector

PCL2H ; Pick Up Clutch

PPD1H(PIN):Paper IN Sol

PCS1H ; Pick Up Solenoid Drum Initial

CSS2H ; Casette Detector

2nd cassette unit (Optional)

LUM2H ; Lift Up Motor

OP interface PWB

TRCLH: Vertical transport

roller clutch

Multi-step cassette unit (Optional) Manual feed unit

PAP2 ; Paper Empty HPSIZE2: Handpaper Size Sensor 2

LUD2 ; Lift Up Detector HPWS: Handpaper Width Sensor OPERATION PANEL

Paper Feed Motor HPIN: Handpaper IN Sensor

PPD1 ; Paper Pass Detector PPD2 ; Paper Pass Detector HPSIZE1: Handpaper Size Sensor 1 Vender (include CRSM)

PAP1 ; Paper Empty

LUD1 ; Lift Up Detector

CSS1 ; Casette Detector

OP-UP cassette OP-LO cassette HPTRAY2: HandpaperTRAY Sensor 2 Coin

LUM1H: Lift Up Motor COPY-OP-PWB

CSS2 ; Casette Detector HPSOL: Handpaper PickUp Solenoid

DRS2 ; Door Detector LCD

PCL2 ; Pick Up Clutch CSS1H: Cassette Detector

LUM2 ; Lift Up Motor PSRSOL: Paper Stop Roller Sol. Reactor

Fuser Unit BD-Sensor

roller clutch 2

DRS1 ; Door Detector

PCL1 ; Pick Up Clutch

LUM1 ; Lift Up Motor

TRCL; Vertical transport

Fuser-Lamp

THERMISTER

1/4

E

(3-A2)

(3-A2)

(3-A2)

(3-A2)

(3-A2)

HST_DATA3

HST_DATA5

HST_DATA4

TP599TP600TP601TP603

(3-A2)

HST_DATA6

HST_DATA7

HST_BUSY

HST_PE

G5VG3.3V

TP228

TP230

(3-A2)

(3-A2)

(3-A2)

HST_SEL

HST_NFAULT

142

144

143

HST_NFAULT

HST_SELECT

HST_PE

1

HST_BUSY

2

NC

3

GNDI

4

Vcc3I

5

GNDA

6

Vcc3A

7

GNDA

8

Vcc5A

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

HST_PP_DATA7
HST_PP_DATA6
HST_PP_DATA5
HST_PP_DATA4
HST_PP_DATA3
HST_PP_DATA2
HST_PP_DATA1
HST_PP_DATA0

Vcc3A
GNDA

HST_NACK

EXT_DIR_OUT

NC

MBUS_GDATA15
MBUS_GDATA14
MBUS_GDATA13
MBUS_GDATA12
MBUS_GDATA11

GNDA

MBUS_GDATA10
MBUS_GDATA09
MBUS_GDATA08
MBUS_GDATA07
MBUS_GDATA06
MBUS_GDATA05
MBUS_GDATA04
MBUS_GDATA03

(3-A2)

(3-A2)

(3-A2)

(3-A2)

(3-A3)

(3-A3)

HST_DATA0

HST_DATA1

HST_DATA2

EXT_DIR_OUT

HST_NACK

D

TP606 TP605 TP604 TP602

C

(4-D4)

(3-A2)

(3-A2)

(3-A2)

HST_NSELIN

HST_NINIT

HST_NSTB

HST_NAF

141

140

139

HST_NAF

HST_NINIT

HST_NSTROBE

HST_NSELECTIN

CLK24M1

(4-D4)

USB_PINT

TP229

137

138

USB_PINT

TP227

135

136

NC

NC

GNDI

R552 10K

134

CLOCK

133

EN_12M

(4-E3)

(4-E3)

(4-E3)

USBN_NCS

USBN_NRD

USBN_NWR

130

132

131

USBN_NCS

USBN_NRD

USBN_NWR

IC503

(4-E3)

USBN_INTR

VCC_3

TP225

129

128

USBN_INTR

HG71G046A2R06FE

(4-E3)

(4-E3)

(4-E3)

USBN_DRQ

USBN_A0

USBN_NDACK

R522 10K

R523 10K

TP223

125

127

126

NC

NC

GNDI

Vcc5I

122

123

124

USBN_A0

USBN_DRQ

USBN_NDACK

TP235

121

NC

120

(4-E3)

(4-E3)

(4-E3)

(4-E3)

(4-E3)

(4-E3)

USBN_AD0

USBN_AD1

USBN_AD2

USBN_AD3

USBN_AD4

USBN_AD5

114

113

112

111

110

Vcc3A

USBN_AD0

USBN_AD1

USBN_AD2

USBN_AD3

109

USBN_AD4

USBN_AD5

USBN_AD6
USBN_AD7

GNDA
Vcc3A
Vcc5A

CPU_DATAO4
CPU_DATAO5
CPU_DATAO6

GNDA

CPU_DATAO7

99

CPU_DATAO3

98

CPU_DATAO2

97

CPU_DATAO1

96

CPU_DATAO0

95

GNDA

94

Vcc5A

93

GNDA

92

GNDA

91

Vcc5A

90

NC

89

CLK_OUT12M

88

NC

87

CPU_DATAI0

86

CPU_DATAI1

85

CPU_DATAI2

84

CPU_DATAI3

83

CPU_DATAI4

82

Vcc3A

81

CPU_DATAI5

80

CPU_CTS

79

CPU_NDMARQ

78

CPU_DATAI6

77

CPU_DATAI7

76

CPU_NALE

75

CPU_NRD

74

CPU_NWR

73

117

118

116

115

119

T

W

Vcc3I

GNDA

TEST1

(4-E3)

(2-D3)

(2-D3)

(2-D3)

(2-D3)

(2-D3)

USBN_AD7

CPU_DATAO4

CPU_DATAO5

CPU_DATAO6

4

5

TP549

TP552

TP551

TP502

TP218

(2-D3)

CPU_DATAO7

CPU_DATAO3

123

BR503 33X4

876

4

5

TP545

TP547

TP527

TP526

TP503

(4-E3)

USBN_AD6

108
107

106
105
104

103
102
101

100

TP220

(2-D3)

(2-D3)

CPU_DATAO2

CPU_DATAO1

CPU_DATAO0

123

BR502 33X4

876

TP543

TP541

TP542

TP528

TP620

TP621

TP622

TP623

E

D

C

TP590TP589TP588

TP594TP593TP592TP591

B

TP596TP595 TP598TP597

TP587

123

33X4

4

BR507

5

GDATA8

GDATA7

GDATA6

BR506

123

876

GDATA5

GDATA4

4

5

33X4

GDATA3

876

GDATA2

GDATA1

33X4

GDATA0

4

BR509

5

GDATA15

GDATA14

GDATA13

4

BR508

5

123

33X4

876

GDATA12

123

876

GDATA11

GDATA10

GDATA9

A

(4-C4)

(4-C4)

(4-C4)

(4-C4)

(4-C4)

(4-C4)

(4-C4)

(4-C4)

(4-C3)

(4-C3)

(4-C3)

(4-C3)

(4-C3)

(4-C3)

(4-C3)

(4-C3)

GDI PWB CIRCUIT DIAGRAM -ASIC-

12. GDI PWB

[3] CIRCUIT DIAGRAM

4 4

TP570

TP569

TP568

TP567

VCC_3

/MBUS_SRDY

(4-C3)

(4-C3)

MBUS_GDATA0237MBUS_GDATA0138MBUS_GDATA0039Vcc3A40GNDA41MBUS_NSTSRDY

MBUS_STS

TP618

VCC_3

/MBUS_READY

(4-C3)

MBUS_STATUS43MBUS_NDETECT

42

44

TP561

R540 33

R539 10K

10K

Vcc5I45MBUS_NREADY

MBUS_NPAGE

MBUS_COMMAND48MBUS_NCNDRDY

MBUS_NREQ1P

MBUS_NCE1P

46

47

49

50

51

TP564

R548 33

R547 33

R541 10K

R545

R543 10K

R542 10K

MBUS_CMD

/MBUS_CE1P

/MBUS_CRDY

/MBUS_REQ1P

(4-B3)

(4-B3)

(4-B3)

(4-B3)

MBUS_NACK1P

Vcc3I54GNDI55NC56MBUS_NREQ0P

52NC53

TP226

TP224

TP563

TP562

/MBUS_ACK1P

(4-B3)

3 3

AR-M208 CIRCUIT DIAGRAM 3 - 1

MBUS_NCE0P

MBUS_NACK0P

57

58

59NC60

TP566

TP565

R546 33

R551 33

/MBUS_CE0P

/MBUS_ACK0P

/MBUS_REQ0P

(4-B4)

(4-B4)

(4-B4)

NRESETA61NRESETB62NC63GNDI64NC65CPU_NIREQ3

66

67

TP221

TP219

TP222

CPU_NIREQ3

TP560

(2-A2)

VCC_5

0

0

NRESETA

2 2

(2-D2)

(2-D2)

R534

R517

/MBUS_RES

CPU_NIREQ2

CPU_NIREQ1

CPU_NIREQ0

CPU_TXD70CPU_RXD71CPU_RTS

68

69

72

RTS

TXD

RXD

CPU_NIREQ2

CPU_NIREQ1

CPU_NIREQ0

(2-D2)

(2-D2)

(2-D2)

(2-D2)

(2-D2)

R550 10K(NP)

R536 10K(NP)

(4-A2,2-D2)

TP516

TP524

TP523

TP522

TP521

TP624

NRESETB

(2-D2,4-D3)

TP515

TP514

TP501

TP500

TP506

TP505

/WR

TP504

(2-A2)

/RD

/ALE

(2-A2)

(2-A2)

(2-A3)

1 1

CTS

/DMARQ

(2-A3)

(2-A3)

CPU_DATAI7

CPU_DATAI5

CPU_DATAI6

CPU_DATAI4

(2-A3)

(2-A3)

(2-A3)

(2-A3)

CPU_DATAI1

CPU_DATAI3

CPU_DATAI0

CPU_DATAI2

(2-A3)

(2-B3)

(2-B3)

(2-B3)

B

CLK12M

A