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Sharp FO-51, Service Manual

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Sharp FO-51 Service Manual Download Page 58

FO-71RA

FO-51RA

CHAPTER 6. CIRCUIT SCHEMATICS AND PARTS LAYOUT

[1] Control PWB circuit

1/6

Main control block

6 – 1

A

A

B

B

C

C

D

D

E

E

F

F

G

G

H

H

I

I

6

6

5

5

4

4

3

3

2

2

1

1

STRB3-

STRB2-

STRB1-

PCLK

DATA

LATCH-

DG

DG

DG

D0 
D1 
D2 
D3

D4 
D5

DG

(2-4G)

(2-5A)

DG

Ø

T

STRB4-

SEN3

SEN2

SEN1

E

SEN4

SEN0

DG

DG

DG

DG

D6

A0

A3

A13

A11

A15

(2-6A)

A8

A7

A18

A9

A16

A14

A17

A5

A4

A10

A12

A1

A6

A2

DG

DG

DG

DG

DG

C

ISCLK

KEN1A

KEN4A

KEN2A

KEN3A

SEN6

SEN5

(2-4A)

(2-4D)

(2-3A)

(4-2D)

(5-2I)

(6-2I)

(5-5F) 
(5-5F) 
(5-5F) 
(5-5F)

DG

DG

(5-6D)

N.M.

<G>

DG

DG

(2-4G)

(2-4G)

RLYCONT

DG

DG

+3.3V

+3.3V

VBAT

+3.3V

+3.3V

R117

75

C139

1u/10V

C116

18p/50V

RA 6

270

5

1

8 
7 
6

2 
3 
4

IC 2

SCE209(1/2)

FAX CONTROLLER

33

32

141 
142 
143 
144

145 
146 
147 
148

140

139

138

137

136

135

134

131

130

129

128

127

126

125

124

123

122

121

120

118

114

117

116

115

6

5

3

4

175

176

25

26

27

31

34

28

36

35

30

29

44

39 
40 
49

149

19 
20 
21 
22

171 
172 
173 
174

12 
13 
14 
15 
16 
17 
18

10

11

69

67

57

58

59

60

63

62

61

165

133

107

70

50

45

9

2

8

108

7

1

166

161

132

119

64

48

24

47

46

43

38,41

42

23

97

TEST0

TEST1

D0 
D1 
D2 
D3

D4 
D5 
D6 
D7

A23

A22

A21

A20

A19

A18

A17

A16

A15

A14

A13

A12

A11

A10

A9

A8

A7

A6

A5

A4

A0

A3

A2

A1

RD

WR

ROMCS

SYNC/GPO20

REGDMA/GPO18/CLKDIV0

WAIT/GPO19/CLKDIV1

RAS

CAS

DWR

WRPROT

BATRST

VBAT

PWRDWN

INTPWRDOWNE

XOUT

XIN

VREFp

VREFn/CLREF 
VIN 
THADI

ALTTONE (BZ)

OPI0 
OPI1 
OPI2 
OPI3

SM0 
SM1 
SM2 
SM3

OPO0 
OPO1 
OPO2 
OPO3 
OPO4 
OPO5 
OPO6

SXIN

SXOUT

CLK2

START

STRB0

STRB1

STRB2

STRB3

PCLK

PDAT

PLAT

VSS

VSS

VSS

VSS

VSS

VSS

VSS

VSSPLL

TSTCLK

RESET

DEBUGn

VDDPLL

VDD

VDD

VDD

VDD

VDD

VDD

VDD

IVREFp

IVREFn

ADXG

ADGA

ADVA

LCDCS

VDD

C135

1u/10V

<<

Ø

T>

C107

220pF/50V

32.768kHz

X2

RA 7

270

5

1

8

7

6

2

3

4

R108

10M

C137

1u/10V

R176

10K

R181

270

C125

0.1u/50V

R132

270

C129

0.1u/50V

R179

270

C150

RA 5

270

5

1

8 
7 
6

2 
3 
4

C118

1u/10V

RA4

470

5

1

8

7

6

2

3

4

<CISCLK>

R180

270

C151

R178

10K

C103

R115

10K

<B>

R177

10K

C127

1u/10V

RA1

470

5

1

8 
7 
6

2 
3 
4

C140

1u/10V

R105

470

C102

C111

100pF/50V

C130

1u/10V

C117

18p/50V

C106

220pF/50V

C128

0.1u/50V

C171

RA2

470

5

1

8 
7 
6

2 
3 
4

C138

C121

<H>

C120

R102

1K

C149

0.1u/50V

C136

1000p/50V x 3

<I>

R114

1K

R106

0

C108

100p

<M>

C126

0.1u/50V

R103

470

<K>

<J>

C153

C104

100pF x 5

C112

100pF/50V

<C>

C152

100pF50V x 7

C100

RA 9

270

5

1

8

7

6

2

3

4

<A>

C105

220pF/50V

<D>

C101

R118

220K

R100

1K

<L>

<E>

C156

N.M.

R101

1K

C124

0.1u/50V

C157

N.M.

C160

0.1u/50V

R130

270

R169

N.M.

C109

100p

C122

R116

1M

C131

1u/10V

<F>

C113

100pF/50V

DG

R121

270

R104

470

C114

5p/50V

C110

100pF/50V

R135

270

C123

220pF/50V

C115

47p/50V

R107

180

RA 8

270

5

1

8

7

6

2

3

4

C161

0.1u/50V

<BATRST>

C134

RA10

270

5

1

8

7

6

2

3

4

32.256MHz

X1

C163

0.1u/50V

C132

1u/10V

R125

150

R120

270

CNTH-10

CNTH-2

CNTH-12

CNCIS-5

CNTH-11

CNTH-3

CNPN-4

CNPN-8

A[18:0]

TPB-

TPA-

TPA

CNTH-14

CNTH-13

CNCIS-4

CNPN-14

CNPN-15

CNPN-16

CNPN-9

CNPN-10

CNPN-13

CNLIUA-14

CNPN-3

CNPN-7

CNPN-5

CNPN-6

VIN

PWRDWN-

D[7:0]

DWR-

RD-

BZOUT1

CAS-

ROMCS-

THADI

RAS-

WR-

TPB

Summary of Contents for FO-51

Page 1: ...wer supply PWB 5 12 5 Circuit description of CIS unit 5 12 CHAPTER 6 CIRCUIT SCHEMATICS AND PARTS LAYOUT 1 Control PWB circuit 6 1 2 TEL LIU PWB circuit 6 9 3 Power supply PWB circuit 6 14 4 Operation panel PWB circuit 6 16 CHAPTER 7 OPERATION FLOWCHART 1 Protocol 7 1 2 Power on sequence 7 2 CHAPTER 8 OTHERS 1 Service tools 8 1 2 Rewriting version up the FLASH ROM 8 4 PARTS GUIDE CONTENTS FACSIMIL...

Page 2: ...an ohjeiden mukaisesti French ATTENTION Il y a danger d explosion s il y a remplacement incorrect de la batterie Remplacer uniquement avec une batterie du même type ou d un type recommandé par le constructeur Mettre au rébut les batteries usagées conformément aux instructions du fabricant Swedish VARNING Explosionsfare vid felaktigt batteribyte Använd samma batterityp eller en ekvivalent typ som r...

Page 3: ...nt size Automatic feeding Width 148 to 210 mm Length 140 to 297 mm Manual feeding Width 148 to 210 mm Length 140 to 600 mm Effective scanning width 210 mm max Effective printing width 210 mm max Contrast control Automatic Dark selectable Reception modes TEL FAX TEL FAX A M Note A M mode is for connecting an answering machine Copy function Yes Telephone function Yes cannot be used if power fails Po...

Page 4: ...out the Help List a quick reference guide to the operation of your fax machine 11 RESOLUTION RECEPTION MODE key When a document is in the feeder press this key to adjust the resolution for faxing or copying At any other time press this key to select the reception mode an arrow in the display will point to the currently selected reception mode 12 SPEAKER key Press this key to listen to the line and...

Page 5: ...ler documents Readable width Min Max A4 size Max 140mm 297mm 600mm 148mm 210mm Normal size 210mm Special size 3 Document Types Normal paper Documents handwritten in pencil No 2 lead or softer fountain pen ball point pen or felt tipped pen can be transmitted Documents of normal contrast duplicated by a copying machine can also be transmitted Diazo copy blue print Diazo copy documents of a normal co...

Page 6: ...surge protector for the power and telephone lines Surge protectors can be purchased at most telephone specialty stores If the machine is moved from a cold to a warm place Condensation may from on the reading glass if machine is moved from a cold to a warm place this will prevent proper scanning of documents for transmission Turn on the power and wait approximately 2 hours be fore using machine TEL...

Page 7: ...ial mode TONE PULSE 4 Press to exit 1 2 OPTION SETTING Display DIAL MODE FUNCTION 4 STOP 6 Attaching the original document support Attach the original document support as shown below 3 Loading the thermal paper FO 20PR Your fax machine prints incoming faxes on a special kind of paper called fax paper The fax machine s print head creates text and images by apply ing heat to the thermal paper 1Grasp...

Page 8: ...g 4Unwrap the roll of thermal paper and insert the paper shaft 6Insert the leading edge of the paper into the slot as shown Continue to push the paper through the slot until it comes out the opening in the front of the machine 7Make sure the paper comes out straight and then flip down the pa per guide 4 Clearing a jammed document If the original document doesn t feed properly during transmission o...

Page 9: ...ces of paper from the paper compartment FO 71 Only FO 51 FO 71 Press the knob to mark sure the front side of the metal guide is down 5 Clearing jammed printing paper 1Grasp the finger hold and pull up to open the operation panel 2Flip up the front paper guide 4Cut off the wrinkled part of the paper 5Reload the paper Jammed paper is often caused by improper loading Be sure to carefully follow the i...

Page 10: ...V 10 30 A M TEL FAX A M TEL FAX 05 NOV 10 30 FAX TEL FAX TEL 05 NOV 10 30 A M TEL FAX A M TEL FAX 05 NOV 10 30 RESOLUTION RECEPTION MODE TEL mode Answer all calls even faxes by picking up the handset To begin fax reception press FAX mode The fax machine automatically answers and receives faxes TEL FAX mode The fax machine automatically answers and receives faxes Voice calls including manually dial...

Page 11: ...which was registered formerly is shown STOP 1 TONE 2 PULSE 2 IC protectors replacement ICPs IC Protectors are installed to protect the motor driver circuit ICPs protect various ICs and electronic circuits from an overcurrent con dition The location of ICPs are shown below CNLIUA CNPW CONTROL PWB TOP SIDE CNMT FU100 1 FU100 KAB3202 is installed in order to protect IC s from an over current generate...

Page 12: ... STOP KEY Power ON Memory clear Work Backup TA74 TA73 All black mode START START Auto feeder mode START Entry data send START E Entry data receive Cutter aging FO 71 START D Shading mode START START Memory clear COUNTRY NAME 2 2 2 Diagnostic items ITEM No DIRECT Key Contents 1 SOFT SWITCH MODE Soft switches are displayed and changed List can be output 2 A ROM RAM CHECK ROM is sum checked and RAM i...

Page 13: ...nd various signals to the circuit during FAX com munication Every push of START key sends a signal in the following sequence Moreover the signal sound is also output to the speaker when the line monitor of the soft switch is on 1 No signal CML signal turned on 2 9600bps 3 7200bps 4 4800bps 5 2400bps 6 300bps FLAG 7 2100Hz CED 8 1100Hz CNG 9 Pseudo Ring models with auto TEL FAX changeover function ...

Page 14: ...chine is re ceived and the received data is registered in the machine When this mode is used for receiving the other machine must be in the entry data send mode After receiving is completed the machine prints the following lists 1 Telephone list data 2 Passcode No only for the type with polling function 3 Soft switch list 4 Junk fax number list 5 Timer reservation data only model which timer commu...

Page 15: ...D tone signal interval 1000ms 750ms 500ms 75ms 1 No 1 1 1 0 0 0 2 No 2 1 0 1 0 0 3 MR coding No Yes 0 4 Reserved 0 5 Reserved 0 6 Reserved 0 7 Reserved 0 8 Reserved 0 Signal transmission level Binary input 0 31 dBm setting by 1 dBm step No 16 8 4 2 1 1 1 2 3 4 5 0 2 0 1 1 0 0 12dB 1 3 1 4 0 5 0 6 Protocol monitor error print Printed at com error Not printed 0 7 Protocol monitor Yes No 0 8 Line mon...

Page 16: ...5 6 7 8 0 7 0 1 0 1 0 1 8 0 1 Recall times 0 15 times setting Binary input 0 2 No 8 4 2 1 0 3 1 2 3 4 1 4 0 0 1 0 0 5 Dial tone detection before auto dial No Yes 1 6 Reserved 0 7 Busy tone detection after auto dial No Yes 1 8 Busy tone detection pulse number after auto dial 4 pulses 2 pulses 0 Waiting time after dialing 45 seconds 55 seconds 90 seconds 140 seconds 1 No 1 0 0 1 1 0 2 No 2 0 1 0 1 0...

Page 17: ...ncy 0 15 5 dBm setting by 0 5 dBm step No 16 8 4 2 1 1 2 3 4 5 2 1 0 1 0 1 1 2 0 3 1 4 0 5 1 6 Reserved 0 7 Reserved 0 8 Reserved 0 Reading slice Binary Factory Light Dark Darker in setting dark 1 No 1 0 1 0 1 0 2 No 2 0 0 1 1 0 Reading slice Half tone Factory Light Dark Darker in setting dark 3 No 3 0 1 0 1 0 4 No 4 0 0 1 1 0 5 Line density selection Fine Standard 0 6 Reserved 0 7 MTF correction ...

Page 18: ...r of CNG signal detection at the Twice Once 1 TEL FAX automatic switching mode 5 CNG detection period when TEL FAX mode 3 sec 5 sec 0 6 Post answer tone TEL FAX mode No Yes 1 7 Type of post answer tone LA SI DO tone 800Hz single tone 1 8 Pseudo ringer ON OFF cycle 1 sec ON 4 sec OFF 1 sec ON 2 sec OFF 0 1 Pseudo ringer sound modem TX level Binary input 1 2 0 15 dBm setting by 1 dBm step No 8 4 2 1...

Page 19: ...t time Binary input 0 OPTION 2 0 15 sec setting by 1 sec step No 8 4 2 1 1 3 1 2 3 4 0 4 0 1 0 0 0 5 Quiet detect start timing Binary input 0 OPTION 6 0 15 sec setting by 1 sec step No 8 4 2 1 1 7 5 6 7 8 0 8 0 1 0 1 1 1 Reserved 0 2 Reserved 0 3 Reserved 0 4 Reserved 0 5 Reserved 0 6 Reserved 0 7 Reserved 0 8 Reserved 0 OGM detect timer Not work 100ms 200ms 300ms 1 No 1 0 0 1 1 0 2 No 2 0 1 0 1 1...

Page 20: ...ON OFF time Upper 650ms 900ms 1500ms 2700ms 3 duration No 3 0 0 1 1 0 4 No 4 0 1 0 1 1 5 Reserved 0 6 Reserved 0 7 Reserved 0 8 Reserved 0 1 Reserved 0 2 Reserved 0 3 Reserved 0 4 Reserved 0 5 Reserved 0 6 Reserved 0 7 Reserved 0 8 Reserved 0 1 Reserved 0 2 Reserved 0 3 Reserved 0 4 Reserved 0 5 Reserved 0 6 Reserved 0 7 Reserved 0 8 Reserved 0 1 Reserved 0 2 Reserved 0 3 Reserved 0 4 Reserved 0 5...

Page 21: ...rved 0 2 Reserved 0 3 Reserved 0 4 Reserved 0 5 Reserved 0 6 Reserved 0 7 Reserved 0 8 Reserved 0 1 Sender s phone number setting Cannot change Change allowed 0 2 Reserved 0 Ringer volume Off Low Middle High OPTION 3 No 3 0 0 1 1 1 4 No 4 0 1 0 1 0 Speaker volume Low Low Middle High OPTION 5 No 5 0 0 1 1 1 6 No 6 0 1 0 1 0 7 Polling key Yes No 0 OPTION 8 Reserved 0 1 Reserved 0 2 Reserved 0 3 Rese...

Page 22: ... No 2 0 0 1 1 0 3 No 3 0 1 0 1 0 4 Time format 12 hour 24 hour 0 5 Date format Month Day Year Day Month Year 0 6 Reserved 0 7 Reserved 0 8 Reserved 0 1 Entering diag mode by pressing SPEED key Yes No 0 2 Reserved 0 3 Reserved 0 4 Reserved 0 5 Reserved 0 6 Reserved 0 7 Reserved 0 8 Reserved 0 SW NO DATA NO ITEM SW l J3 SW l K1 1 0 Remarks Initial setting RA ...

Page 23: ...0 SW A2 No 6 H2 mode Used to determine reception of H2 mode 15 sec transmission mode When set to OFF H2 mode reception is inhibited even though the trans mitting machine has H2 mode function SW A2 No 7 Communication error treatment in RTN sending mode Reception Used to determine communication error treatment when RTN is sent by occurrence of a received image error in G3 reception When it is set to...

Page 24: ... of whether to use the 5 or 13 or 20 or 25 seconds timer for detection of EOL This is effective to override communication failures with some facsimile models that have longer EOL detection SW A7 No 3 No 8 Reserved Set to 0 SW B1 No 1 Hold key Used to set YES NO of holding function by the HOLD key SW B1 No 2 Auto dial fax transmission by REDIAL key When set to 1 if original documents are set to the...

Page 25: ...selected when the Resolution key is not pressed In the copy mode however the fine mode is automatically selected unless the Resolution key is manually set to another mode SW C1 No 6 Reserved Set to 0 SW C1 No 7 MTF correction in half tone mode This allows selection of MTF correction dimness correction in the half tone mode When NO 1 is selected the whole image becomes soft and mild Clearness of ch...

Page 26: ... 0 15sec setting by 1sec step When an answering machine is connected if a no sound state is de tected for a certain period of time the machine judges it as a transmis sion from a facsimile machine and automatically switches to the FAX mode SW G1 No 5 No 8 Quiet detect start timing 0 15sec setting by 1sec step Inserts a pause before commencing quiet detection SW G2 No 1 No 8 Reserved Set to 0 SW G3...

Page 27: ...sec SW H2 No 5 No 8 Reserved Set to 0 SW I1 No 1 No 8 Reserved Set to 0 SW I2 No 1 No 8 Reserved Set to 0 SW I3 No 1 No 8 Reserved Set to 0 SW I4 No 1 No 8 Reserved Set to 0 SW I5 No 1 No 8 Reserved Set to 0 SW I6 No 1 No 8 Reserved Set to 0 SW I7 No 1 No 8 Reserved Set to 0 SW I8 No 1 No 8 Reserved Set to 0 SW J1 No 1 Sender s phone number setting Used to make a choice of whether the registered s...

Page 28: ...he following format and check the related matters TO ATT Ref No CC ATT Date FM Dept Sign Please complete this report before calling the TAC hotline if problem still occurs Facsimile communication problem Ref No Date From Mr Fax Tel No Our customer Name Tel No Address Fax No Contact person Model name Other party Name Tel No Address Fax No Contact person Model name Problem mode Line Domestic interna...

Page 29: ...Error occurred just after fallback 13 Error occurred after a response to retransmission end command was received G3 Reception Code Final received signal Error Condition Receiver side 0 Incomplete signal frame Cannot recognize bit stream after flag 1 NSS DCS Cannot recognize CFR or FTT signal Disconnects line during transmission line error 2 NSC DTC Cannot recognize NSS signal FIF code etc 3 EOP Ca...

Page 30: ...hickness Documents corresponding to a paper weight heavier than 69 2kg 80g m2 and lighter than 135kg 157g m2 are acceptable for manual feed Documents heavier than 135kg in terms of the paper weight must be duplicated on a copier to make it operative in the facsimile 3 4 Loading the documents 1 Make sure that the documents are of suitable size and thickness and free from creases folds curls wet glu...

Page 31: ... operating costs 1 Thermal head The thermal head consists of 1728 dot heat elements arranged in a sin gle row and has the resolution of 8 dots mm The maximum recording speed is 10ms line The thermal head also incorporates a 1728 dot shift register latch and output control driver circuit Low power consumption is achieved by dividing the head into nine segments 2 Structure of the recording mechanism...

Page 32: ...mon to each other To assure reliability of the product the disassembly and the assembly procedures should be performed carefully and deliberately Paper support guide handset cover and scanner unit 1 Parts list Fig 1 Fig 1 3 3 Hook Hook Hook Hook Hook Control PWB Hook 2 2 3 4 5 1 7 8 9 6 12 11 10 10 2 3 4 5 1 6 12 11 7 8 9 10 Fix position of spring 4 5 12 12 No Part name Q ty No Part name Q ty 1 Me...

Page 33: ...Q ty 1 Document guide lower 1 2 Back roller gear 1 3 Back roller bearing left 1 4 CIS release lever left 1 5 Back roller 1 6 CIS release lever right 1 7 Back roller bearing right 1 8 Reduction gear 17 28z 1 9 Reduction gear 17 23z 1 3 4 CIS unit and scanner frame 2 2 3 4 5 1 7 8 9 6 12 13 13 14 14 13 14 15 15 16 15 11 16 16 17 18 10 19 Hook Hook Hook Hook 2 3 4 5 1 7 8 9 6 12 13 11 15 10 14 19 16 ...

Page 34: ...t Fig 3 Operation panel unit drive unit hopper guide 3 10 Screw 3 10 2 11 Hopper guide unit 1 12 Operation panel unit 1 document guide upper unit 13 Screw 1 14 Pinion gear 1 15 Hopper spring 1 16 Hopper guide left 1 17 Hopper guide right 1 18 Hopper guide 1 No Part name Q ty No Part name Q ty 1 Mechanism unit 1 2 Connector 2 3 Operation panel unit 1 4 Connector FO 71 3 4 Connector FO 51 2 5 Screw ...

Page 35: ...4 3 6 Upper cabinet and document guide upper 4 Parts list Fig 4 11 Feed plate 1 12 Document guide upper 1 13 Screw 2 6 3 14 Connector 1 15 Operation panel PWB unit 1 16 Direct key 1 17 Start key 1 18 12 key 1 19 Upper cabinet 1 No Part name Q ty No Part name Q ty 1 Screw 3 10 2 2 Connector 1 3 Door sensor 1 4 Blind sheet 1 5 Document guide upper unit 1 6 Operation panel unit 1 7 Separate spring 1 ...

Page 36: ...net lever B 1 24 Planet gear 1 25 Planet gear spring 1 26 Reduction gear 17 43Z 1 27 Idler gear 25Z 1 28 Screw 3 10 1 29 Motor 1 30 Motor plate 1 31 Drive unit frame 1 11 Idler gear 25Z 1 12 Planet lever C 1 13 Planet gear 1 14 Planet gear spring 1 15 Reduction gear 17 36Z 1 16 Mode lever 1 17 Planet gear 1 18 Planet gear spring 1 19 Reduction gear 17 30Z 1 20 Planet lever A 1 1 Cutter switch 1 2 ...

Page 37: ...1 2 8 3 9 7 19 14 12 11 6 15 13 5 4 10 Planet lever B 1 11 Planet gear 1 12 Planet gear spring 1 13 Reduction gear 17 30Z 1 14 Reduction gear 17 43Z 1 15 Idler gear 25Z 1 16 Screw 3 10 1 17 Motor 1 18 Motor plate 1 19 Drive unit frame 1 No Part name Q ty No Part name Q ty 1 Cam spring 1 2 Cam switch 1 3 Cam gear 1 4 Mode lever 1 5 Planet gear 1 6 Planet gear spring 1 7 Planet lever A 1 8 Planet ge...

Page 38: ... 12 13 No Part name Q ty No Part name Q ty 1 Mechanism unit 1 2 Cutter guide upper 1 FO 71 only 3 PO guide unit 1 FO 71 only 4 Pinch roller spring 2 FO 71 only 5 Pinch roller 2 FO 71 only 6 PO guide FO 71 only 1 7 Screw 3 8 FO 51 only 1 8 PO guide FO 51 only 1 9 Release lever 1 FO 51 only 10 Head guide 1 11 Screw 3 6 1 FO 71 only 12 Cutter cushion 1 FO 71 only 13 Cutter FO 71 only 1 ...

Page 39: ... 9 7 8 10 14 7 PO roller ass y FO 71 only 1 8 PO roller guide FO 71 only 1 9 Screw 3 10 1 10 Earth plate 1 11 Head earth cable 1 12 Head frame unit 1 13 Screw 3 8 2 14 Panel lock lever spring 2 No Part name Q ty No Part name Q ty 1 Mechanism unit 1 2 Screw 3 6 1 3 Connector 1 4 Screw 3 8 1 FO 71 only 5 PO roller guide unit 1 FO 71 only 6 PO gear FO 71 only 1 ...

Page 40: ...f Document Sensor lever spring OK NG No Part name Q ty No Part name Q ty 1 Platen gear 1 2 Platen bearing 2 3 Platen roller 1 4 Connector 1 5 Screw 3 6 1 6 Head holder left 1 7 Screw 3 6 1 8 Head holder right 1 9 Thermal head 1 10 Document sensor lever 1 FO 71 only 11 Document sensor lever spring 1 FO 71 only 12 Head spring 2 2 13 Head spring 1 3 14 Head frame 1 ...

Page 41: ...unit 1 2 Screw 3 10 1 3 Connector 1 4 Connector 2 5 PWB case unit 1 6 Screw 3 8 1 7 Control PWB unit 1 8 Screw 3 8 1 9 Speaker holder lever spring 1 10 Speaker ass y 1 11 Screw 3 10 2 12 Hook switch joint lever 1 13 PWB case top 1 14 PWB case bottom unit 1 15 Screw 3 6 1 16 TEL LIU PWB unit 1 17 Screw 4 6 1 18 AC cord ass y 1 19 Power supply PWB unit 1 20 PWB case bottom 1 No Part name Q ty No Par...

Page 42: ...ch cable Drive unit TEL LIU PWB Power Supply PWB 1 1 The head cable and head earth cable pass to the core 3 times Speaker Panel cable ass y Speaker cable Head earth cable 5 5 FO 71 Motor cable Rib Cam switch cable Drive unit FO 51 The panel cable pass to the core 3 times The cam switch cable pass to the core 1 time PWB case bottom AC cord earth cable ARG cable TEL LIU PWB Power supply PWB AC cord ...

Page 43: ...FAX ENGINE SCE209 HANDSET SPEAKER 24V OPERATION PANEL TEL LIU PWB UNIT DRIVER MOTOR CONTACT IMAGE SENSOR DOCUMENT SENSOR PIO POWER SUPPLY PWB UNIT AMPLIFIER DSP SURGE PROTECT FILTER CML TRANSFORMER CI VBT STABILIZER RECTIFIER TRANSFORMER RECTIFIER DIODE TRANS SURGE ABSORBER FILTER LINE CLOCK 32 256MHz LCD FET THERMAL HEAD PAPER SENSOR FRONT SENSOR SIO S RAM 32kbit IA CX20438 CNPRG AMPLIFIER REGULA...

Page 44: ... PWB NUIT 14 CNPN 15 7 16 CNCSW CNMT CNTH CNCIS CNPN CNSP SPEAKER CNLIUA CNPW 12 6 CONTROL PWB UNIT TEL LIU PWB UNIT POWER SUPPLY PWB UNIT CNLIUA CN2 TEL LINE CNLNJ CNHJ AC CORD TX RX MOTOR 2 HANDSET CNPRG CNTLJ EXTERNAL LINE CNFRS 2 FRONT SENSOR CNDR 2 DOOR SENSOR CUTTER SW FO 71 ONLY 2 CNCUT FO 71 ONLY FG FG ARG ...

Page 45: ... CISCLK GLED 24V PDG 3 3V SEN4 E SEN0 SEN1 SEN2 SEN3 SEN5 SEN6 N C SEN7 ORGSNS KEN4A KEN3A KEN2A KEN1A PDG 3 3V SEN4 E SEN0 SEN1 SEN2 SEN3 SEN5 SEN6 N C SEN7 ORGSNS KEN4A KEN3A KEN2A KEN1A CNPN CNPN CNCIS 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 TEL LIU PWB RHS DG 24VL MICMUTE TELIN TELMUTE RXIN TXOUT CML CI N C HS TELOUT RHS DG 24VL MICMUTE TELIN TELMUTE RXIN TXOUT CML CI HS TELOUT C...

Page 46: ...ted from parallel to serial form by the modem where the serial data is modulated and sent onto the line Receive operation There are two ways of starting reception manual and automatic Depression of the START key in the off hook mode in the case of manual receive mode or CI signal detection by the LIU in the auto matic receive mode First the SCE209 controls the procedure signals from the modem to b...

Page 47: ... SCE209 includes a flash memory controller that supports NOR NAND and Serial NAND type flash memory The supported size of NOR type memory is up to 1 MB and the supported size of NAND type memory is unlimited 6 Stepper Motor Control Eight outputs are provided to external current drivers four to the scan ner motor and four to the printer motor The stepping patterns are pro grammable and selectable l...

Page 48: ...mable high frequency as a modulation frequency the output level can be made programmable 18 Watchdog Timer The Programmable Watchdog Timer is intended to guard against firmware lockup on the part of either executive controlled background tasks or interrupt driven tasks and can only be enabled by a sequence of events under control of the Watchdog Control Logic Once the Watch dog Timer has been enab...

Page 49: ...Power 29 XIN I Osc1 30 XOUT O Osc1 31 WRPROTn O 1XC 32 TEST 1 I Hd 33 TEST 0 I Hd 34 BATRSTn I H 35 INTPWRDWNEn I H 36 PWRDWNn I O H 13Xs 37 N C 38 ADGA VADG PADC Analog GND 39 VREFn CLREF I VR PADC 40 VIN I VA PADC 41 ADGA VADG PADC Analog GND 42 ADVA VADV PADC Analog Power 43 ADXG VXG PADC 44 VREFp I VR PADC 45 VSS VSS Digital GND 46 IVREFn O VR PADC 47 IVREFp O VR PADC 48 VDD Digital Power 49 T...

Page 50: ...VSS Digital GND 94 FCSn 1 VIDCTL 0 GPO 23 O 13Xs 95 IARESET O 13Xs DSP to EXTIA POR 96 IACLK O 13Xs DSP to EXTIA MCLK 97 VDD Digital Power 98 IA1CLK I H DSP from EXTIA ICLK 99 SR3IN DSPIRQn I H DSP from primary EXTIA SOUT EXT Modem IRQn 100 SR4OUT O 13Xs DSP to primary EXTIA SIN 101 SR1IO O 13Xs DSP to EXTIA CTRL1 102 SA1CLK I H DSP from EXTIA FSYNC 103 GPIO 7 SSRXD2 SASRXD2 I O Hu 13Xs 104 GPIO 6...

Page 51: ... Tu 13Xs CPU Data Bus 146 D 5 I O Tu 13Xs CPU Data Bus 147 D 6 I O Tu 13Xs CPU Data Bus 148 D 7 I O Tu 13Xs CPU Data Bus 149 GPIO 20 ALTTONE I O Hu 13Xs 150 GPIO 26 I O Hu 13Xs 151 GPIO 27 I O Hu 13Xs 152 GPIO 28 I O Hu 13Xs 153 GPO 26 O 13Xs 154 GPO 27 O 13Xs 155 GPO 28 O 13Xs 156 GPO 29 O 13Xs 157 GPO 30 SR3OUT O 13Xs 158 GPIO 29 I O Hu 13Xs 159 GPIO 31 I O Hu 13Xs 160 GPIO 32 I O Hu 13Xs 161 VD...

Page 52: ...C CRYSTAL SCANNER CONTROLS SENSORS START CLK2 CLK1 CLK1N VIDCTL 1 0 XIN XOUT INTERNAL IA LINE INTERFACE DRAM SCANNER VIDEO PREPROCESSING SERIAL SYNC PORTS SSIF VIN VREFP VREFN SSCLK 2 1 SSTXD 2 1 SSRXD 2 1 SSSTAT 2 1 SYNC ASYNC SERIAL PORT SASIF SASCLK SASTXD SASRXD GPIO GENERAL PURPOSE I O DEBUGN VDD VDRAM VBAT VSS FLASH MEMORY OPTION WRPROTN FRDN FRWN FCLE FCSN 2 0 D 7 0 RDN A 23 0 WRN ROMCSN CS...

Page 53: ...he PIA and the SIA The LSB of each 16 bit address contents is used to control the PIA The MSB of each 16 bit address contents is used to control the SIA The following table the PIA SIA control register RAM access code 5 8 Fig 4 PIA SIA Signal Flow Control Register SBRAMx BRx Crx IOx AREXx ADDx PIA Reg SIA Reg For changes made to IACR1 tobe effective the host must write to IAADD with a value of 000...

Page 54: ...Ringer volume It is controlled by the combination of the attenuator value of the LINE DRIVER in the modem and the ringer sending level sent from the modem Speaker volume It is controlled by the attenuator value of the LINE DRIVER in the modem 4 Ringer circuit section The ringer sound is formed in the tone of modem when CI signal is detected The amplifier circuit drives the speaker of the main body...

Page 55: ...TE DTMF Transmission Fixed 1 1 volume setting Receiver Key buzzer volume setting Fixed Speaker volume setting Low 1 1 Middle 1 0 High 0 1 Ringer volume setting Low 1 1 Middle 1 0 High 0 1 DTMF speaker volume Low 1 1 setting Middle 1 0 High 0 1 Signal Name Description CML Line connecting relay and DP generating relay The circuit is located H Line make in the TEL LIU PWB L Line break MIC MUTE Handse...

Page 56: ...UT MUTE 0 6 12dB IC2 SCE209 FAX CONTROLLER DTMFMUTE RCVOL SP MUTE TEL MUTE CI CML MIC MUTE SPOUT SP MUTE H MUTE TEL IN RXIN TXOUT MIC MUTE H MUTE CML SIGTX SIGRX 0 6dB FAX SENDING RECEIVING HANDSET Fig 6 Signal Name Function TELIN Receiving signal from line or modem TXOUT Transmission DTMF analog signal output from modem RXIN Reception DTMF others analog signal input into modem Signal Name Functio...

Page 57: ...osed of sensor rod lens LED light source light conductive plate control circuit and so on and the reading line and focus are previously adjusted as the unit Due to the full size sensor the focus distance is so short that the set is changed from the light weight type to the compact type Fig 8 Fig 7 2 4 Control circuit This circuit controls output voltage of 24V by adjusting ON period of Q1 looking ...

Page 58: ...1 SM2 SM3 OPO0 OPO1 OPO2 OPO3 OPO4 OPO5 OPO6 SXIN SXOUT CLK2 START STRB0 STRB1 STRB2 STRB3 PCLK PDAT PLAT VSS VSS VSS VSS VSS VSS VSS VSSPLL TSTCLK RESET DEBUGn VDDPLL VDD VDD VDD VDD VDD VDD VDD IVREFp IVREFn ADXG ADGA ADVA LCDCS VDD C135 1u 10V ØT C107 220pF 50V 32 768kHz X2 RA 7 270 5 1 8 7 6 2 3 4 R108 10M C137 1u 10V R176 10K R181 270 C125 0 1u 50V R132 270 C129 0 1u 50V R179 270 C150 RA 5 27...

Page 59: ... 1 7 8 9 14 15 22 23 28 2 3 4 5 24 25 26 27 10 11 12 13 16 17 18 19 20 6 21 VCC WE RAS A9 VCC GND OE CAS GND DQ0 DQ1 DQ2 DQ3 DQ4 DQ5 DQ6 DQ7 A0 A1 A2 A3 A4 A5 A6 A7 A8 NC NC R111 10k C144 0 1u 50V IC4 SST39VF020P FLASH 20 19 18 17 16 15 14 13 3 2 31 1 12 4 5 11 10 6 30 32 7 21 22 23 25 26 27 28 29 8 24 9 A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 A17 CE OE WE D0 D1 D2 D3 D4 D5 D6 D7...

Page 60: ... 80 156 91 167 79 37 110 109 66 65 164 163 56 82 73 94 158 105 106 103 87 104 170 169 150 151 153 112 74 77 76 92 71 72 75 102 98 96 101 100 99 95 93 90 89 84 83 78 86 113 152 111 GPIO15 CS5 GPIO16 AVDD IIA GPIO37 GPO28 GPIO31 GPO27 GPO25 GPIO34 GPO30 GPIO32 GPIO13 GPIO17 SPKR_OUTP IIA GPO1 MIC_INM IIA MIC_INP IIA GPO29 MODE 0 GPO0 LINE_INP IIA N C SASRXD GPIO3 GPIO19 GPIO11 GPIO36 GPIO35 VTHON MI...

Page 61: ...110 D102 1SS355 A K BAT1 CR2032 PH2 2 1 4 3 DG C162 C146 1000p 50V R175 DG PH1 2 1 4 3 R119 51K REG1 S 814A33AUC BCX 5 1 2 3 4 Vin Vout VSS NC ON OFF R173 N M R2 1 2k 1W R139 R174 N M PESNS C178 0 1u 50V D100 HRW0202 A1 A2 K C8 47u 25V R166 5 6K PSNS VBT1 C164 1000p 50V L107 0x2 C9 220u 6 3V L108 C201 N M C6 22u 50V C148 100p 50V R128 270 L103 0 R126 270 C143 C173 470p 50V C145 1000p 50V VBT R131 ...

Page 62: ...S3 G Q102 SI4431ADY 4 5 8 3 1 2 6 7 Q101 RT1N141C B C E IC1 KID65001AP 8 1 2 3 4 5 6 7 10 11 12 13 14 15 16 9 E 1B 2B 3B 4B 5B 6B 7B 7C 6C 5C 4C 3C 2C 1C COM Q109 RT1N436C B C E VG R143 120k ZD1 100 1W FU100 KAB3202 2402 R134 0 C142 N M C154 1u 10V C141 N M ZD100 02CZ18 Y C119 0 1u 50V C1 10u 50V R171 100k Q100 KRA102S B C E R146 10K R145 5 1K R124 0 L100 0 L101 0 R144 22K C172 0 01u 50V Q104 2SA1...

Page 63: ...60 2k R165 120k C182 0 022u 50V K C183 1u 10V D101 1SS355 C180 2k R158 30k C202 N M Q 4 RT1N141C B C E R164 100k Q 5 RT1N141C B C E R172 20k Q 2 RT1N141C B C E C198 1u 10V C193 1u 10V R159 N M C184 0 1u 16V K C7 47u 25V 1 2 R167 220k C181 0 1u 16V k C186 1u 10V C195 220p 50V R162 1k Q 3 RT1N141C B C E R161 12k R157 47k C191 4700p 50V Q 1 RT1N141C B C E R156 4 7k C192 0 01u 50V BZOUT1 CNLIUA 5 SPOU...

Page 64: ...FO 71RA FO 51RA Control PWB parts layout Top side 6 7 ...

Page 65: ...FO 71RA FO 51RA Control PWB parts layout Bottom side 6 8 ...

Page 66: ...L6 R 5C R137 43k 2125 JP12 JP VA2 CSS 301M C8 22u 50V PC1A N M 2 1 C13 N M JP7 N M C14 1 5u 250V JP10 N M R136 0 2125 R3 15 1 4W ZD8 MTZJ6 8B ZD3 MTZJ4 7B VA1 N M REC1 S1ZB60 C11 0 56u 250V R133 N M L3 N M R6 22k 1W AR1 RA501P C6 CML1A A5X24E908 4 5 3 L4 R 5C R5 15 1 4W D2 1SS133 1SS270 R134 0 2125 C10 N M T1 I2165 C15 10u 50V C12 N M AR2 RA501P C6 L5 LHL 08 472J PC2A TLP621 2 1 ZD7 MTZJ30B ZD6 JP...

Page 67: ...7u C108 220p Q1 KRA102M B C E C128 0 01u R117 560 C17 N M R101 75k C117 100p C132 N M C118 1000p ZD2 N M R125 8 2k C105 0 C107 1000p R100 24k R104 1 5k R115 2 2k R103 5 1k R118 10K C124 N M C121 0 033u C129 N M IC101B NJM2904M 6 5 7 O L7 N M C1 22u 50V R116 510 R102 1k C112 820p C113 1000p R120 200k IC101A NJM2904M 2 3 1 O L1 R 5C R105 3 3k 2125 IC102B NJM2904M 6 5 7 O R128 270 C123 N M R111 24k R...

Page 68: ...VA 24VL Vref A 24VL DG DG DG DG R124 3k R109 1SS133 1SS270 CML1B A5X24E908 C100 0 1u 2125 C114 0 1u 2125 C111 0 1u 2125 C119 1000p IC102C NJM2904M 8 4 SW1 HOOK SW 3 1 2 C120 0 1u 2125 PC1B N M 4 3 C2 100u 50V IC101C NJM2904M 8 4 C6 N M R2 100 1 4W C127 0 1u C122 N M REG1 NJM78L05A 1 2 3 Vout GND Vin D1 1SS133 1SS270 R1 JP Q100 RT1N436C B C E C109 0 1u C5 47u 25V C7 100u 25V R123 2k PC2B TLP621 4 3...

Page 69: ...FO 71RA FO 51RA TEL LIU PWB parts layout Top side 6 12 ...

Page 70: ...FO 71RA FO 51RA 6 13 TEL LIU PWB parts layout Bottom side ...

Page 71: ...0 022 R7 33 D6 R2 R3 1M 1M Q1 FS5KM 18A AN C3 1000P ZD1 RD27SB Q2 2SD2114K Q3 2SC2412K R9 470 R10 0 33 R8 47K C7 4700P F2 1 6A 250V CN1 F1 1 6A 250V C1 0 22 R1 3 3M 1 2 V1 470V L1 43mH C15 2200P D3 D4 C21 680P D2 D1 TH1 8 2Ω N M N M CN2 1 2 3 4 5 6 5V GND 5V MG MG 24V 24V 24V 24V C2 68 400 C8 560 35 R5 3 3K C5 680P R6 4 7K ERA15 06x4 PC123FY5 1 6 4 7 2 8 9 10 CONDITIONS INPUT230V OUTPUT 5V 0 15A 2...

Page 72: ...C24 PC1 MODEL MN112 RDENT2182XHZZ DOUBLE POLE NEUTRAL FUSING CAUTION R1 C1 C15 C2 L2 T1 C13 J7 D7 FB1 C10 C16 ZD6 ZD4 C8 C3 R10 Q1 L1 J3 D9 J5 C4 C21 J4 V1 D8 IC1 94V 0 CMKS P3X CN2 C7 VR1 C25 6 1 MN112 4001CT ZD1 Q3 R9 R4 Q2 D6 C6 D5 C12 R15 R17 R18 ZD2 R7 C5 R5 Q4 ZD5 R16 32V 4A F3 R8 R14 R13 C17 R6 Power supply PWB parts layout Bottom side ...

Page 73: ...SS133 A K REC 4 CNLCD 1 3 5 7 9 11 13 2 6 8 4 10 14 12 DG VO R W N C N C LD4 LD6 RS 3 3V E N C N C LD5 LD7 0 SW1 7 03 C2 N M 02 HOLD START SPEAKER VOLUME STOP FUNC SPEED COPY R1 JP 2 6 11 14 4 12 16 8 SEN3 ORGSNS E SEN1 3 3V 1 3 5 7 9 10 13 15 SEN0 SEN2 SEN4 SEN5 SEN6 DG KEN4A KEN1A KEN2A KEN3A CNPN SEN7 D8 1SS133 N M A K 9 D6 1SS133 A K C1 N M 05 D7 1SS133 A K 01 04 D3 1SS133 A K REDIAL D4 1SS133...

Page 74: ... TSI RTC EOP MCF DCN IMAGE SIGNAL Document ejected Recording paper ejected Receive side G3 communication CED Transmitter side Document inserted into document sensor during standby To recording position DCS Cut line printed IMAGE SIGNAL Cut line printed IMAGE SIGNAL IMAGE SIGNAL Next page insert command 1st page Document inserted to the reading position DCS ...

Page 75: ... MODEM initialized STOP key WAIT A MOMENT display START NO YES STAND BY 3 sec NO MEMORY CLEAR display NO YES STAND BY 3 sec NO NO START key COPY key STOP key NO Memory clear STAND BY 2 1 MEMORY CLEARED display Memory clear PROCESS CHECK MODE MEMORY CLEARED display YES ...

Page 76: ...RELAY CABLE 1 AQ 3 QCNWG205BSCZZ HEAD RELAY CABLE 1 AS 4 CCNW 4760SC01 CAM SWITCH RELAY CABLE 1 AK 5 CCNW 4761SC01 FRONT SENSOR RELAY CABLE 1 AK 6 CCNW 4763SC01 MOTOR RELAY CABLE 1 AP 7 QCNW 4969SCZZ SENSOR RELAY CABLE 1 BF 8 CCNW 274ASC01 PANEL RELAY CABLE 1 AU 9 CCNW 276ASC01 DOOR SWITCH RELAY CABLE 1 AH 10 CCNW 275ASC01 CUTTER RELAY CABLE 1 AL 11 CPWBS3045SCS1 Extension Control PWB unit R145 PI...

Page 77: ...cal unit PWB to be tested Actual operation with mechanical unit Recording paper sensor ON OFF operation OFF Photo interrupter is interrupted PWB sensor check Recording paper sensor ON OFF operation OFF POWER SUPPLY PWB TEL LIU PWB CHECK CONTROL PWB RELAY CABLE DON T SEPARATE UNIT NOTE SENSOR RELAY CABLE QCNW 4969SCZZ TO CHECK PWB TO EXTENSION PWB 24V C17 side DG DG1 PESNS PSNS Not used Not used WH...

Page 78: ...ite and black basis is applied to remember the shading wave form Be sure to perform this operation when replacing the battery or replacing the control PWB Execute in the shading mode of DIAG mode SHADING WAVE MEMORY STANDARD PAPER PSHEZ3579SCZZ ...

Page 79: ... Connects Program loader BOX and FAX machine Step 1 File setting 1 1 1 1 1 Execute FAX_LOADER EXE and extract the compressed file File contents FAX_LOADER CMD Atl0 cmd CONFIG FAX_DOWNLOAD txt DATA FAX Step 2 File setting 2 2 2 2 2 Copy the downloaded file VER to FAX_LOADER DATA FAX in the default directory given directory Step 3 Flash rewriting Description for application is detailed in the attach...

Page 80: ...2After connecting the PC and Program loader BOX with RS 232C cable 1 Set the switch of Program loader BOX as follows g MAIN SW ON up 3Power supply to the FAX machine Plug the power cable of the FAX machine to the outlet 2 4 Connect Program loader BOX and the Control PWB of the FAX machine CNPRG with Main cable 3 1 Connect one end of RS 232C cable to the COM port of the PC and the other end to RS 2...

Page 81: ...eraTerm Execute the SETUP EXE from compressed files to install TeraTerm Execute the ttermpro exe to start Tera Term 1 Select New connection from the pull down menu of File 1Check Serial 2Select the port number in which the RS 232C cable is connected to 3Click OK for confirmation Proceed to 2 ...

Page 82: ... FO 51RA 8 7 2 Select Serial port from the pull down menu of Setup Select the port number which the RS 232C cable is connected to Set the other parameters as follows and click OK for confirmation Proceed to 3 ...

Page 83: ...1 Set the switch of Program loader BOX as follows g MAIN SW ON up 3 Power supply to the FAX machine Plug the power cable of the FAX machine to the outlet 2 4Connect Program loader BOX and the Control PWB of the FAX machine CNPRG with Main Cable 3 1 Connect one end of RS 232C cable to the COM port of the PC and the other end to RS 232C DSUB 9PIN of Program loader BOX 2 Press and hold down the keys ...

Page 84: ...FO 71RA FO 51RA 8 9 4 Select Send file from the pull down menu of File Enable the Binary in Option and open Atl0 cmd Proceed to 5 ...

Page 85: ...FO 71RA FO 51RA 8 10 5 If the description above does not appear return to 4 If the description above appears proceed to 6 ...

Page 86: ...FO 71RA FO 51RA 8 11 6 Select Send file from the pull down menu of File Enable the Binary in Option and open ta ver Select a file you want to download here Proceed to 7 ...

Page 87: ...FO 71RA FO 51RA 8 12 7 If the description above appears return to 4 If the description above appears downloading was completed normally Proceed to 8 ...

Page 88: ...owing procedures 2 1 Perform procedures 1through 3described in Table 4 2 2 Terminate Tera Term Table 4 Termination procedures 1 FAX PWB rewriting 1Remove the connector from the Control PWB CNPRG of the FAX machine 2Turn off the FAX machine 3Turn off the Program loader BOX Turn off the FAX machine Set the switch of Program loader BOX as follows a MAIN SW OFF down 1 Perform procedures 1through 3in n...

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