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Sharp FO-90A, Service Manual

The Sharp FO-90A Service Manual is a comprehensive resource for users of this high-quality fax machine. With detailed instructions and helpful insights, this manual provides step-by-step guidance for troubleshooting and maintenance. Easily accessible on our website, manualshive.com, users can conveniently download this manual for free to ensure optimal performance for their Sharp FO-90A.

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NO.

PARTS CODE

PRICE

RANK

NEW

MARK

PART

RANK

DESCRIPTION

FO-90AAR

– 12 –

[9] Power supply PWB unit

15

0CBUGFF223EH/

AC

C

Capacitor(AMZV-223J50)

[C24]

16

0CBPKZ0194ZZ/

AC

C

Base post ass’y(B 2P3-VH)

[CN1]

17

0CBPCZ0275ZZ/

AD

C

Connector(8PL-FJ)

[CN2]

18

0CBUBC0125DK/

AD

B

Diode(ERA15-06)

[D1]

19

0CBUBC0125DK/

AD

B

Diode(ERA15-06)

[D2]

20

0CBUBC0125DK/

AD

B

Diode(ERA15-06)

[D3]

21

0CBUBC0125DK/

AD

B

Diode(ERA15-06)

[D4]

22

0CBUBY0020AK/

AD

B

Diode(1SS355)

[D5]

23

0CBUBC0336AZ/

AL

B

Diode(S3L20U-4004P15)

[D7]

24

0CBUBC0302BZ/

AE

B

Diode(SR140)

[D8]

25

0CBPJCEJ1601/

AH

A

Current fuse(21501.6 ME600)

[F1]

26

0CBPJCEJ1601/

AH

A

Current fuse(21501.6 ME600)

[F2]

27

0CBPZZ0906ZZ/

AH

A

Circuit protect chip(CCP2E100)

[F3]

28

0CBBFZ89256Z/

AD

B

Beads core(BL02RNI-R62T4)

[FB1]

29

0CBUCB0199AZ/

AR

B

IC(UPC29M05AHF)

[IC1]

30

0CBUKZ0826ZZ/

AK

C

Filter(ELF15N003A)

[L1]

31

0CBUZZ0156ZZ/

AN

C

Coil(RS208)

[L2]

32

0CBPZZ0940ZZ/

AB

C

Jumper(J1/6Z-T26-A)

[L3]

33

0CBLRZ6616ZN/

AQ

C

Heat sink(MN903-5001AT)

[MT1]

34

0CBLRZ6619ZQ/

AQ

C

Heat sink(MF903-5002AT)

[MT2]

35

0CBUDC0163CZ/

AG

B

Photo coupler(PC123YS)

[PC1]

36

0CBUDC0163CZ/

AG

B

Photo coupler(PC123YS)

[PC2]

37

0CBUAG0161AC/

AQ

B

FET(FS5KM-18A-AN)

[Q1]

38

0CBUDA0128AK/

AD

B

Transistor(2SD2114K)

[Q2]

39

0CBUAY0016CK/

AD

B

Transistor(2SC2412K)

[Q3]

40

0CBUAY0016CK/

AD

B

Transistor(2SC2412K)

[Q4]

41

0CBUAC0289AK/

AD

B

Transistor(2SC4210)

[Q5]

42

0CBUAC0289AK/

AD

B

Transistor(2SC4210)

[Q6]

43

0CBUEEC335CH/

AC

C

Resistor(RDM12TB335J)

[R1]

44

0CBUEEC105CH/

AC

C

Resistor(RDM12TB105J)

[R2]

45

0CBUEEC105CH/

AC

C

Resistor(RDM12TB105J)

[R3]

46

0CBUEXCAS331/

AB

C

Resistor(CR21TR331J)

[R4]

47

0CBUEXCAS152/

AB

C

Resistor(CR21TR152J)

[R5]

48

0CBUEXCAS183/

AB

C

Resistor(CR21TR183J)

[R6]

49

0CBUEXCAS330/

AB

C

Resistor(CR21TR330J)

[R7]

50

0CBUEXCAS473/

AB

C

Resistor(CR21TR473J)

[R8]

51

0CBUEXCAS471/

AB

C

Resistor(CR21TR471J)

[R9]

52

0CBUEFDR33DB/

AE

C

Resistor(RSMF1TBR33G)

[R10]

53

0CBUEXCAS390/

AB

C

Resistor(CR21TR390J)

[R11]

54

0CBUEXCAS184/

AB

C

Resistor(CR21TR184J)

[R12]

55

0CBUEXCAS472/

AB

C

Resistor(CR21TR472J)

[R13]

56

0CBUEXCAS152/

AB

C

Resistor(CR21TR152J)

[R14]

57

0CBUEXCAS334/

AB

C

Resistor(CR21TR334J)

[R15]

58

0CBUEXCAS223/

AB

C

Resistor(CR21TR223J)

[R16]

59

0CBUEXCAS822/

AB

C

Resistor(CR21TR822J)

[R17]

60

0CBUEXCAS273/

AB

C

Resistor(CR21TR273J)

[R18]

61

0CBUEXCAS472/

AB

C

Resistor(CR21TR472J)

[R19]

62

0CBUEXCAS472/

AB

C

Resistor(CR21TR472J)

[R20]

63

0CBUEXCAS154/

AB

C

Resistor(CR21TR154J)

[R21]

64

0CBUEXCAS103/

AB

C

Resistor(CR21TR103J)

[R25]

65

0CB829655027/

BE

B

Transformer(PTTP124-KTT)

[T1]

66

0CBUDC0232AK/

AF

B

Thermistor(KL07L8R2TB)

[TH1]

67

0CBUEZ0507ZZ/

AD

B

Varistor(ERZV07D471)

[V1]

68

0CBUFBA102FE/

AD

B

Variable resistor(ENV CYA A01 B13)

[VR1]

69

0CBUBDAX270A/

AD

B

Zener diode(RD27SB)

[ZD1]

70

0CBUBXAD2R0A/

AD

B

Zener diode(RD2.0SB)

[ZD2]

71

0CBUBDBM300D/

AC

B

Zener diode(RD30FB)

[ZD4]

72

0CBUBXAD6R2C/

AD

B

Zener diode(RD6.2SB)

[ZD5]

73

0CBUBDBE200D/

AD

B

Zener diode(RD20ESAB)

[ZD7]

(Unit)

!

901

RDENT2144XHZZ

BA

E

Power supply PWB unit

Summary of Contents for FO-90A

Page 1: ...n 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 13 4 Operation panel PWB circuit 6 15 CHAPTER 7 OPERATION FLOWCHART 1 Refer to the service manual of FO 70AAR 2 Refer to the service manual of FO 70AAR CHAPTER 8 OTHERS 1 Refer to the service manual of FO 70AAR 2 Refer to the service manual of FO 70AAR P...

Page 2: ...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 reko...

Page 3: ...al feeding Width 148 to 216 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 Fax Tel Tel Fax T C D Copy function Yes Telephone function Yes cannot be used if power fails Power requirements 220 240 V AC 50 60 Hz Operating temperature 5 35 C Humidity Maximum 85 RH Power consumption Standby 2 6 W...

Page 4: ... START MEMORY key Press this key to send or receive a document or to scan a document into memory before sending it 13 Tecla PARE STOP key Press this key to cancel operation before it is completed 14 Tecla COPIA AYUDA COPY HELP key When a document is in the feeder press this key to make a copy of a document At any other time press this key to print out the Help List a quick reference guide to the o...

Page 5: ...ed Dial number 3 Press RECEIVING FAXES Press the RESOLUTION RECEPTION MODE key until the arrow in the display points to the desired reception mode make sure the document feeder is empty RESOLUCION MODODERECEPCION FAX TEL FAX TEL 05 NOV 10 30 T C D TEL FAX T C D TEL FAX 05 NOV 10 30 FAX TEL FAX TEL 05 NOV 10 30 T C D TEL FAX T C D TEL FAX 05 NOV 10 30 EMPEZAR MEMORIA PARLANTE DISCADO RAPIDO A B C D...

Page 6: ...FO 90AAR M E M O 1 10 ...

Page 7: ...he mode shows 1 TONE When registering again the mode which was registered formerly is shown PARE 1 TONO 2 PULSO Output Voltage limits 5V 4 75V 5 25V 24V 24 0V 26 0V Connector No CNPW Pin No 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 be...

Page 8: ... is successively cut 17 COUNTRY SELECT The software parameter that it agreed in each country name is set up 2 Diagnostics and service soft switch 1 Operating procedure 1 Entering the diagnostic mode Press FUNC 9 8 7 and the following display will appear ROM Ver FNY0 After 2 sec DIAG MODE FNY0 Then press the START key and country name selected by country select will appear Select the desired item w...

Page 9: ...nal 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 10 END 3 7 Memory clear This mode is used to clear the backup memory and to reset to the fac tory default settings The content of each settin...

Page 10: ...e preceding SW Nos remain in effect The soft switch mode is terminated S F T SW A1 0 0 0 0 0 0 0 0 START DATA No 1 2 3 4 5 6 7 8 When the COPY key is pressed the contents of soft switches are printed 3 16 Cutter aging This mode is used to consecutively cut the recording paper about 10 mm long and to display the number of cutting times The number of cutting times is cumulatively counted unless you ...

Page 11: ...0 CED 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 1 Signal Transmission level Binary input 0 2 0 31 dBm setting by 1dBm step No 16 8 4 2 1 1 3 1 2 3 4 5 0 4 0 1 0 1 0 1 5 0 6 Protocol monitor Error print Printed at com error Not printed 0 7 Protocol monitor Yes No 0 8 Line monit...

Page 12: ... No 16 8 4 2 1 1 6 4 5 6 7 8 0 7 0 1 0 1 0 1 8 0 1 Recall times 0 15times 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 4 pulses 2 pulses 0 After auto dial Waiting time after dialing 45 seconds 55 seconds 90 seconds 140 seconds 1 No 1 0 0 1 ...

Page 13: ...uency 0 15 5dBm setting No 16 8 4 2 1 1 3 by 0 5dBm step 1 2 3 4 5 0 4 0 1 0 1 0 1 5 0 6 Reserved 0 7 Reserved 0 8 Reserved 0 Reading Slice Binary Factory Dark Light Daker in setting dark 1 No 1 0 0 1 1 0 2 No 2 0 1 0 1 0 Reading Slice Half tone Factory Dark Light Daker in setting dark 3 No 3 0 0 1 1 0 4 No 4 0 1 0 1 0 5 Line density selection Fine Standard 0 6 Reserved 0 7 MTF correction in half ...

Page 14: ...ice Once 1 TEL FAX automatic switching mode 5 CNG detect time at 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 output level to the line Binary input 1 2 0 15dBm setting by 1dBm step No 8 4 2 1 0 3 1 2 3 4 1 4 1 0 1 0 0 Post an...

Page 15: ...ulses 4 pulses 4 No 4 0 0 1 1 0 5 No 5 0 1 0 1 1 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 Reserved 0 6 Reserved 0 7 Reserved 0 8 Reserved 0 ...

Page 16: ...uency 320Hz 570Hz 320Hz 460Hz 0 6 Reserved 0 7 Reserved 0 8 Reserved 0 ICM recording time 4min 15s 30s 60s OPTION 1 No 1 0 0 1 1 0 2 No 2 0 1 0 1 0 A M Quiet time 1 2s 3s 4s 5s 3 No 3 0 0 1 1 0 4 No 4 0 1 0 1 0 A M Quiet time 2 0s 1s 2s 3s 5 No 5 0 0 1 1 1 6 No 6 0 1 0 1 0 7 Key input buzzer on off switch On Off 0 Two way recording mode 8 Reserved 0 A M Quiet detect time Binary input 1 No 16 8 4 2...

Page 17: ... 4 2 1 1 2 1 2 3 4 1 3 1 1 1 1 1 4 1 AGC Gain Adaptation Threshold mic Binary input 5 No 8 4 2 1 1 6 5 6 7 8 1 7 1 1 1 1 1 8 1 AGC Slew Rate line Slow Normal Little fast Fast 1 No 1 0 0 1 1 0 2 No 2 0 1 0 1 1 AGC Slew Rate mic Slow Normal Little fast Fast 3 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 OGM ICM output level 0 31dBm setting by Binary input 1 1dB...

Page 18: ...ving energy start timing 5sec 180sec 0 8 Saving energy mode Enable Disable 1 Communication results printout Error Send only Always No print OPTION 1 Transaction report No 1 0 0 0 0 0 2 No 2 0 0 1 1 0 3 No 3 0 1 0 1 0 4 Time format 12 hour 24 hour 1 5 Date format Month Day Year Day Month Year 1 6 Reserved 0 7 Reserved 0 8 Reserved 0 1 Entering diag mode by pressing SPEED key Yes No 0 2 Reserved 0 3...

Page 19: ...n it is set to 1 communication error is judged as no error SW A2 No 8 CNG transmission When set to 0 this model allows CNG transmission by pressing the Start key in the key pad dialing mode When set to 1 CNG transmis sion in the key pad dialing mode cannot be performed In either case CNG transmission can be performed in the auto dial mode 2 13 TX RX CED DIS T SW A3 No 1 No 2 CED tone signal interv...

Page 20: ... to 0 operator needs to press the START key after FAX re ception tone is heard SW B1 No 3 Reserved Set to 0 SW B1 No 4 No 8 Recall interval 0 15 5min setting by 0 5min step Choice is made for a redial interval for speed and rapid dial calls Use a binary number to program this with 0 5min steps If set to 0 acci dentally 0 5min will be assumed SW B2 No 1 No 4 Recall times 0 15times setting Choice is...

Page 21: ...the START key and put the handset on the hook to have the facsimile start receiving If it was set to 0 accidentally receive ring is set to 1 NOTE If the machine is set to answer after a large number of rings it may not be able to receive faxes successfully If you have difficulty receiving faxes reduce the number of rings to a maximum of 5 SW D1 No 5 Automatic switching manual to auto receive funct...

Page 22: ...ting to 1 the CNG signal detection function during standby stops SW F2 No 2 No 3 Number of CNG detect AM mode Used for detection of CNG in 1 to 4 pulses SW F2 No 4 No 5 Number of CNG detect STAND BY mode Used for detection of CNG in 1 to 4 pulses SW F2 No 6 No 8 Reserved Set to 0 SW G1 No 1 No 8 Reserved Set to 0 SW G2 No 1 No 8 Reserved Set to 0 SW G3 No 1 No 8 Reserved Set to 0 SW G4 No 1 No 6 Q...

Page 23: ...Level controls the playback level Any mes sage having average speech energy above the energy reference level has its playback level attenuated and any level has its playback level increased If the playback level is too high low then decreasing in creasing the AGC energy Reference level will achieve the desired level SW I6 No 1 No 4 AGC gain adaptation threshold Line The AGC adjusts the amount of g...

Page 24: ...r each communication Normally the switch is set No 1 0 No 2 0 No 3 0 so that the transaction report is produced only when a communication error is en countered If No 1 was set to 0 and No 2 to 1 and No 3 to 0 the transaction report will be produced every time a communicaion is done even if the communicaion was successful Setting No 1 to 0 and No 2 to 1 and No 3 to 1 will disable this function No t...

Page 25: ...ollowing 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 internation...

Page 26: ...urred 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 Cannot reco...

Page 27: ...FO 90AAR 2 21 M E M O ...

Page 28: ...X ENGINE FC200 HANDSET SPEAKER 5V 24V OPERATION PANEL TEL LIU PWB UNIT DRIVER THERMAL HEAD PM CONTACT IMAGE SENSOR DOCUMENT SENSOR POWER SUPPLY PWB UNIT STABILIZER MODEM FM209V AMPLIFIER AMPLIFIER SURGE PROTECT FILTER CML TRANSFORMER CI VBT RECTIFIER TRANSFORMER RECTIFIER DIODE TRANS SURGE ABSORBER FILTER LINE PAPER SENSOR RESET IC AMPLIFIER BZ CLOCK 32 256MHz LCD D FF 16MHz 3 3V 5V REGULATOR CUTT...

Page 29: ...S FRONT SENSOR CNSP CNCUT CNCSW CNMT CUTTER SW CAM SW TX RX MOTOR 6 2 3 2 2 CNPN SPEAKER 16 CNPN CNLCD OPERATION PANEL PWB UNIT LCD UNIT 16 7 THERMAL HEAD CIS CONTACT IMAGE SENSOR UNIT HANDSET FG ARG CNHJ TEL LIU PWB UNIT POWER SUPPLY PWB UNIT CONTROL PWB UNIT FG 14 AC CORD 2 CNTLJ CNLIUB CNLIUB 4 ...

Page 30: ...1 SEN2 SEN3 SEN5 SEN6 SEN7 ORGSNS KEN4A KEN3A KEN2A KEN1A DG 5V SEN4 E SEN0 SEN1 SEN2 SEN3 SEN5 SEN6 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 TELOUT TELIN TELMUTE CI HS RHS RXIN TXOUT CML 5V DG 24V TELOUT TELIN TELMUTE CI HS RHS RXIN TXOUT CML 5V DG 24V CNLIUA CNLIUA CNMT CNTH 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 POWER SUPPLY ...

Page 31: ...mit buffer of the RAM The data is then converted 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 FC200 contro...

Page 32: ...RRUPT CONTROLLER BUS INTERFACE DRAM CONTROL INTERNAL EXTERNAL BUS CONTROL INTERNAL EXTERNAL DECODE DMA CONTROLLER OPERATOR PANEL IF 32 KEYS 8 LEDS LCD MODULE MOTOR POWER CONTROL RINGER SYNC SERIF 1 THERMAL PRINTER IF 5 ms LINE TIME A4 B4 LINES TPH ADC 4 STROBE TPH LATCHLESS TPH EXTEMAL DMA I F T 4 T 6 CODEC MH MR MMR HARDWARE ALTERNATE COMPRESSION DECOMPRESSION BI LEVEL RESOLUTION CONVERSION PROGR...

Page 33: ...ry power but the output drive is powered by DRAM battery power Scanner Interface START 101 O 2XS Scanner shift gate control CLK1 100 O 2XS Scanner clock CLK1n 99 O 2XS Scanner clock inverted CLK2 98 O 2XS Scanner reset gate control or clock for CIS scanner FCS1n VIDCTL0 96 O 2XT Flash memory chip select or Video Control signal FCS2n VIDCTL1 97 O 2XT Flash memory chip select or Video Control signal...

Page 34: ...O 13 CS 3 n 79 I O H 2XC Hysteresis In GPIO 13 or I O chip select 3 GPIO 14 CS 4 n 78 I O H 2XC Hysteresis In GPIO 14 or I O chip select 4 GPIO 15 CS 5 n 77 I O H 2XC Hysteresis In GPIO 15 or I O chip select 5 GPIO 16 IRQ 8 76 I O H 1XC Hysteresis In GPIO 16 or external interrupt 8 GPIO 17 75 I O H 1XC Hysteresis In GPIO 17 GPIO 18 IRQ 9 n 74 I O H 1XC Hysteresis In GPIO 18 or external interrupt 9...

Page 35: ...RT CLK2 CLK1 CLK1N VIDCTL 1 0 XIN XOUT MIRON MCSN SYSCLK D 7 0 RDN A 4 0 WRN MONOFAX FACSIMILE MODEM ANALOG SWITCH LINE INTERFACE SPEAKER MICROPHONE CIRCUIT TELEPHONE LINE RXA TXA SPKR MIC RIN SPKRLO SPKRHI SPKR RIN TXA2 TXA1 TXOUT RXIN XIA GPIO DRAM OPTION SCANNER VIDEO PREPROCESSING SYNC PORTS 2 SSIF VIN VREF VREF SSCLK 2 1 SSTXD 2 1 SSRXD 2 1 SSSTAT 2 1 SYNC ASYNC SERIAL PORT SASCLK SASTXD SASR...

Page 36: ...in both office and home environments MONOFAX is a registered trademark of CONEXANT FEATURES Group 3 facsimile transmission reception ITU T V 29 V 27 ter T 30 V 21 Channel 2 T 4 ITU T V 17 and V 27 ter short train HDLC framing at all speeds Receive dynamic range 0 dBm to 43 dBm Automatic adaptive equalization Fixed and programmable digital compromise equalization DTMF detect and tone detect ITU T V...

Page 37: ...ect 31 FSYNC S NC MI Modem Interconnect 32 IARESET S NC MI Modem Interconnect 33 AGND1 GND IA Analog Ground 34 LINEIN S NC I Line Interface 35 MICP S NC I Microphone Input 36 MICM S NC I Microphone Input 37 MICBIAS S NC O Microphone Bias Output 38 NC No Connection 39 NC No Connection 40 VREF S NC MI Modem Interconnect 41 VC S NC MI Modem Interconnect 42 VAA S NC PWR 5V IA Analog power 43 LINEOUT S...

Page 38: ...pose input 98 GPI7 IA General purpose input 99 GPO7 OC General purpose output 100 VDD4 PWR 3 3V DSP Digital Power 101 GPO6 OC General purpose output 102 GPO5 OC General purpose output 103 RESERVED MI Modem Interconnect 104 GPO4 OC General purpose output 105 GPO3 OC General purpose output 106 DGND4 GND DSP Digital Ground 107 CTS OB DTE Serial Interface 108 IRQ1 OB Interrupt request 109 GPO2 OC Gene...

Page 39: ... 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 5 9 H HS L L H DPON DPMUTE DPON IACR1 IACR2 IACR3 BIT7 BIT6 BIT5 BIT4 BIT3 BIT2 BIT1 BIT0 DAC GAIN MIC GAIN L O E SPKR E ADC GAIN L I...

Page 40: ...MUTE H Muting L Muting cancel DPON Connecting DC circuit and DP generating The circuit is located H Line connect Make in the TEL LIU PWB L Line disconnect Break DPMUTE Adjust the resistance during make ratio The circuit is located H Muting in the TEL LIU PWB L Muting cancel TXMUTE Tx route mute circuit The circuit is located H Muting in the control PWB L Muting cancel 4 Signal selection The follow...

Page 41: ...IGNAL H HS L L H DPON DPMUTE DPON IACR1 IACR2 IACR3 BIT7 BIT6 BIT5 BIT4 BIT3 BIT2 BIT1 BIT0 DAC GAIN MIC GAIN L O E SPKR E ADC GAIN L I E MIC E TXRX LOOP LINEOUT ATTENUATION RXTXLOOP MICBIAS SEL LINE SEL CONTROL PWB TEL LIU PWB RX TX HANDSET SP DRIVER CUTI HS CI CSWI PESNS FRSNS ORGSNS PSNS BZOUT CML SPMUTE VREFCONT MDMRST FAX ENGINE FC200 ADC DAC SIN DAC GAIN 0 6dB SOUT ADC GAIN 0 4dB MIC IN LPF ...

Page 42: ...sed 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 9 Fig 8 5ms 1 984µs 0V 2V TYP White original paper Approx 5V øT CISCLK VO 5 12 2 Waveforms The following clock...

Page 43: ...9 A18 A17 A16 A15 A14 A13 A12 A11 A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 A0 RD WR ROMCS CS1 CS0 MCS SYNC REGDMA WAIT RAS CAS0 CAS1 DWR WRPROT VBAT CNTH 13 LATCH CNTH 15 DATA CNTH 14 PCLK CNTH 3 STRB1 CNTH 4 STRB2 CNTH 11 STRB3 CNTH 12 STRB4 RA11 470 x 4 RA12 270 x 4 DG C180 22P DG C181 22P DG C139 22P DG C140 22P DG C194 22P DG C193 22P DG C179 22P CNCIS 4 CNCIS 5 CISCLK D 7 0 A 17 0 R116 150 R120 470 L10...

Page 44: ...2 D1 D0 IC10 27C020 3 A15 D7 A14 D6 A13 D5 A12 D4 4 A11 D3 A10 D2 A9 D1 A8 D0 A7 5 A6 6 A5 PGM 7 A4 VCC 8 A3 VPP 9 A2 A1 A0 GND CE OG IC6 W24258S 70LE A1 WE D7 D6 D5 D4 D3 D2 D1 D0 VBT DG C161 0 1 WR 1 3H VBT R128 22K ROMCS 2 A16 A15 A14 A13 A12 A11 A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 A0 A16 12 20 CS1 CE1 1 3H 30 A17 A17 L110 0 2 I O7 27 I O6 26 FCLE 3 CLE I O5 25 I O4 24 FALE 4 ALE I O3 21 I O2 20 FWR...

Page 45: ...K CNLIUA 6 RHS R115 470 R139 470 3 3V L106 HM601 DG 10 77 85 100 112 73 16 84 87 106 114 125 113 126 48 33 45 5V L104 HM601 C127 0 1 3 3V R161 3 C3 47 25 C169 1 58 70 127 68 C146 1 5V L105 HM601 MAG MAG DG MAG MICP P MICM P MICBIAS P SPKRP P SPKRM P LINEIN P LINEOUT P VREF P VC P RESERVED N C MICM S N C SPKRP S N C LINEIN S N C VREF S N C MICP S N C MICBIAS S N C SPKRM S N C LINEOUT S N C VC S N C...

Page 46: ...G 1 3 2 4 PESNS PSNS PI2 SG206 PI1 SG206 CNCUT 1 CNCUT 2 CUT DG 1 5A C121 2200P DG CUTI DG 5V R211 5 6K BAT1 CR2032 D6 HRW0202 VBT VBT 3 3V 2 3 1 D2 1SS355 REG100 XC62 C192 0 1 DG DG 5V 24V 24VA C10 22 50 C223 0 1 R206 R207 FG N M C11 47 25 C224 0 1 5V DG DG 24V 24V MG MG 5V DG DG 24V CNLIUA 10 CNLIUA 11 CNPN 1 CNLIUA 12 CNPW 2 CNPW 1 CNPW 7 CNPW 5 CNPW 6 CNPW 3 CNPW 4 R212 C8 DG MG DG N M N M CNC...

Page 47: ...3 12 11 10 1 2 3 4 5 6 7 8 TPA TPB TPA TPB VTHON LEDON 1 1E 1 1E 1 1E 1 1E 1 1E 1 1D 24V FU100 KAB2402 D1 100 1W VMT VMT TPBD TPAD TPBD TPAD VTHON LEDON CNMT 5 CNMT 6 CNMT 1 CNMT 2 CNMT 3 CNMT 4 5 3E 5 4B IC1 ULN2003A 1B 2B 3B 4B 5B 6B 7B E COM 1C 2C 3C 4C 5C 6C 7C VTHON 5 5I 24V D3 1SS355 RY1 DQ1U24VDC 24V VTH CNTH 1 VTH CNTH 2 VTH CNTH 16 MG CNTH 7 MG CNTH 8 MG CNTH 9 R156 22K MG 5V CNTH 10 5V 1...

Page 48: ...NMIC 3 DG DG DG R181 R180 R182 C6 C225 N M C186 1 R178 N M Q1 RCVOL 1 1D DG RXIN CNLIUA 7 C207 0 R173 0 C208 N M R175 N M 7 6 5 IC11 R197 0 R171 R177 0 C185 HM601 D5 1SS355 SIGRX 3 4H DG CNLIUA 2 DG C189 1 R179 N M Q6 CML 1 5A DG TELIN C204 0 1 R196 47K C202 0 R172 R174 N M DG 4 8 C201 DG DG Q5 RCVOL 1 1D IC9 HCF4051 13 14 15 12 1 5 2 4 5V 3 16 6 7 8 C191 1 DG 3 1D VOL_C 3 1D VOL_B 3 1D VOL_A R184...

Page 49: ...FO 90AAR Control PWB parts layout Top side 6 7 ...

Page 50: ...FO 90AAR Control PWB parts layout Bottom side 6 8 ...

Page 51: ...2904 R114 10K TXOUT CNLIUA 8 R137 2 2K C125 0 1 R139 510 C126 0 022 R138 270 C124 0 C122 0 R134 22K R140 22K R141 47K C120 820P C121 1000P R143 24K 2 3 1 IC102 2904 RXIN CNLIUA 7 R142 3 3K DG 8 4 DG C112 0 1 C114 0 1 8 4 DG IC101 2904 IC102 2904 R111 20K R113 20K R112 1K C7 10 50 DG DG CNHJ 4 CNHJ1 4 CNHJ 1 CNHJ1 1 TX TX C104 0 01 CNHJ1 2 CNHJ 2 CNHJ1 3 CNHJ 3 RX RX L8 R 5C R108 1 5K R109 1K C6 22...

Page 52: ... Q106 RNC1402 DG Q108 DG R120 470 R121 PC2 TLP521 PC4 CI CNLIUA 4 R122 100K DG DG C110 0 1 PC5 TLP521 HS CNLIUA 5 R136 DG DG C119 PC3 N M N M RHS CNLIUA 6 DG CNHS 1 CNHS 2 SW1 HOOK SW CNLIUA 10 5V CNLIUA 11 DG CNLIUA 12 24V R118 100 C13 100 50 C12 100 50 C117 0 1 C118 0 1 5VA DG 24VA R135 1K CNLIUA 9 CML D4 1SS133 DG Q104 RNC1402 CML NOTE These marks are all satety cirtical parts ...

Page 53: ...FO 90AAR TEL LIU PWB parts layout Top side 6 11 ...

Page 54: ...FO 90AAR 6 12 TEL LIU PWB parts layout Bottom side ...

Page 55: ...0P PC2 PC123YS ZD2 RD2 0SB C6 0 D5 1SS355 PC1 C17 1000P C24 0 22 R7 33 D6 R2 R3 Q1 FS5KM C3 1000P ZD1 RD27SB Q2 2SD2114K Q3 2SC2412K R9 470 R10 0 33 R8 47K C7 3900P F2 1 6A 250V CN1 F1 1 6A 250V C1 0 22 R1 3 3M 1 2 V1 ERZV07D471 L1 ELF15N003A C15 2200P D3 D4 C21 D2 D1 TH1 89 2 N M N M CN2 1 2 3 4 5 6 7 8 DG 5V MG MG 24V 24V DG PSAVE C2 68 400 C8 560 35 R5 1 5K R6 18K ADJUSTMENT RESISTOR ERA15 06 x...

Page 56: ...7 D7 D8 IC1 ZD7 FB1 J5 C10 C16 L3 ZD4 VR1 C7 L2 R24 ZD6 D9 J3 J4 T1 Q1 R10 C3 C2 L1 V1 R1 CN1 1 2 F1 F2 D3 C1 C15 C21 D4 D1 D2 J6 J10 J11 J12 JW1 TH1 R2 R3 J1 C24 PC2 PC1 C9 CN2 1 8 R8 R9 Q3 ZD1 C23 C4 R4 R11 R16 R25 F3 R15 C12 Q4 ZD5 R17 Q6 R12 R19 R18 R21 Q5 R13 R20 R14 R6 C17 ZD2 R7 D5 C5 Q2 R5 C6 D6 ...

Page 57: ... 1SS270 CNPN 10 HOLD REDIAL SEN6 SPEED SPEAKER D8 CNPN 11 PLAY REC SEN7 REPEAT DELETE CNPN 16 KEN1A CNPN 15 KEN2A CNPN 14 KEN3A CNPN 13 KEN4A CNPN 12 ORGSNS ORGSNS DG SW 169 72AU CNLCD 6 E CNPN 4 E CNLCD 2 5V CNPN 2 5V CNLCD 1 DG CNPN 1 DG CNLCD 5 R W CNLCD 3 VO DG C2 C1 R1 1K R2 6 2K 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 CNPN DG SEN4 SEN0 SEN2 SEN5 SEN7 KEN4A KEN2A E SEN1 SEN3 SEN6 ORGSNS KEN3A ...

Page 58: ...FO 90AAR 6 16 M E M O ...

Page 59: ...e machine safety maintenance and operation it must be replaced with the parts specifi to the product specification 1 Cabinet etc 2 Scanner unit 3 Upper cabinet 4 Document guide upper 5 Drive unit 6 Packing material Accessories 7 Control PWB unit 8 TEL LIU PWB unit 9 Power supply PWB unit Index ...

Page 60: ... 22 23 24 25 25 26 27 28 28 29 30 31 32 33 34 34 35 36 37 38 39 39 41 44 45 46 47 48 49 51 52 53 53 54 SCANNER UNIT DRIVE UNIT DOCUMENT GUIDE UPPER B1 B3 B3 B3 B3 B3 B3 B3 B3 B3x2 B4 B5 B7x2 B7x2 B4 B4 B6 B3 B7 B3 14 B3 B3 57 55 56 42 43 43 50 59 40 B3 63 40 CIS EARTH CABLE ...

Page 61: ...Z2184XHZZ AC C Head holder left 31 LHLDZ2185XHZZ AC C Head holder right 32 MLEVP2315XHZA AC N C Document sensor lever 33 MSPRC3112XHZZ AC C Head spring 1 34 MSPRC3148XHZZ AC C Head spring 2 35 MSPRD3115XHZZ AB C Document sensor lever spring 36 NGERH2478XHZZ AB C Platen gear 37 NROLR2425XHZZ AP C Platen roller 38 PGIDM2558XHZZ AD C Cutter guide upper 39 QCNW 209AXHZZ AH C Head cable 40 QCNW 210AXHZ...

Page 62: ...er 6 MSPRC3117XHZZ AB C CIS spring 7 NGERH2479XHZZ AB C Back roller gear 8 NGERH2480XHZZ AB C Reduction gear 17 28Z 9 NGERH2481XHZZ AB C Reduction gear 17 23Z 10 NROLR2375XHZZ AL C Feed roller 11 NROLR2428XHZZ AP C Back roller 12 NSFTZ2273XHZZ AF C Feed roller shaft 13 PGIDM2562XHZZ AD C Document guide lower 15 QCNW 211AXHZZ AF C CIS cable 16 QCNW 213AXHZZ AC C Front sensor cable 17 QSW M2293XHZZ ...

Page 63: ...C 12 key 5 JBTN 2258XHSA AC C Start key 6 JBTN 2261XHSA AC C Direct key 7 DCEKP482BXH03 BB N E Operation panel PWB unit 8 JBTN 2262XHSA AC N C TAD key B2 XUBSD20P06000 AA C Screw 2x6 Unit 901 DCEKP481BXH52 BB N E Operation panel unit 4 Document guide upper 1 LPLTG2911XHZZ AE C Separator rubber 2 LPLTP2908XHZZ AE C Separator plate 3 LPLTP3051XHZZ AB C Feed plate 4 MSPRT3140XHZZ AA C Separate spring...

Page 64: ...C Planet lever C 8 MLEVP2314XHZZ AB C Mode lever 9 MSPRC2735XHZZ AC C Planet gear spring 10 MSPRC3110XHZZ AB C Cam spring 11 MSPRC3127XHZZ AB C Cutter gear spring 12 NGERH2278XHZZ AC C Planet gear 13 NGERH2379XHZZ AC C Idler gear 25Z 14 NGERH2380XHZZ AC C Reduction gear 17 36Z 15 NGERH2391XHZZ AC C Reduction gear 17 30Z 16 NGERH2451XHZZ AB C Idler gear 30Z 17 NGERH2475XHZZ AB C Reduction gear 17 4...

Page 65: ...HZZ AC D Pad 10 SPAKC225BXHZZ AP N D Packing case 11 TLABM358AXHZZ AS N D Box label 18 TCADZ2935XHZZ AA D Caution sheet 19 SPAKA388BXHZZ AE D Protection sheet left 20 SPAKA389BXHZZ AE D Protection sheet right 21 PGIDM2579XHZZ AE C Paper roll shim left 22 PGIDM2578XHZZ AE C Paper roll shim right 25 TPAPK2238XHZZ AS N S Fax paper Initial starter roll 10m 6 Packing material Accessories 10 11 9 3 5 TA...

Page 66: ...F C144 38 VCKYTV1EF104Z AA C Capacitor 25WV 0 1µF C145 39 VCKYTV1CF105Z AB C Capacitor 16WV 1µF C146 40 VCKYTV1HB222K AA C Capacitor 50WV 2200PF C147 41 VCKYTV1CF105Z AB C Capacitor 16WV 1µF C148 42 VCKYTV1CF105Z AB C Capacitor 16WV 1µF C149 43 VCKYTV1CF105Z AB C Capacitor 16WV 1µF C150 44 VCKYTV1CF105Z AB C Capacitor 16WV 1µF C152 45 VCKYTV1CF105Z AB C Capacitor 16WV 1µF C153 46 VCKYTV1CF105Z AB ...

Page 67: ... 1 AV B IC KM29W040T IC4 119 VHIFC2FM209V1 BK N B IC FM209V Within IC3 and IC5 pair IC5 120 VHIW24258S7LE AQ B IC W24258S 70LE IC6 121 VHIXC61AN45M1 AE B IC XC61AN4502ML IC7 122 VHIHCF4051M1T AG B IC HCF4051 IC9 123 QSOCZ2051SC32 AC C IC socket 32pin IC10 124 VHI27020FNY0A BN N B IC EPROM 2MB IC10 125 VHINJM2113M 1 AG B IC NJM2113 IC12 126 RCILZ2145XHZZ AF C Coil HM601 L100 127 RCILZ2145XHZZ AF C ...

Page 68: ... TS2AD223J AA C Resistor 1 10W 22KΩ 5 R156 199 VRS TS2AD512J AA C Resistor 1 10W 5 1KΩ 5 R157 200 VRS TS2AD000J AA C Resistor 1 10W 0Ω 5 R159 201 VRS TS2AD222J AA C Resistor 1 10W 2 2KΩ 5 R160 202 VRS TS2AD3R0J AA C Resistor 1 10W 3 0Ω 5 R161 203 VRS TS2AD102J AA C Resistor 1 10W 1 0KΩ 5 R162 204 VRS TS2AD103J AA C Resistor 1 10W 10KΩ 5 R163 205 VRS TS2AD103J AA C Resistor 1 10W 10KΩ 5 R164 206 VR...

Page 69: ... C7 9 VCEAGA1HW226M AB C Capacitor 50WV 22µF C10 10 VCEAGA1HW107M AA C Capacitor 50WV 100µF C12 11 VCEAGA1HW107M AA C Capacitor 50WV 100µF C13 12 VCKYTQ1HB223K AB C Capacitor 50WV 0 022µF C103 13 VCKYTV1HB103K AB C Capacitor 50WV 0 01µF C104 14 VCKYTV1HB103K AB C Capacitor 50WV 0 01µF C105 15 VCKYTV1HB473K AA C Capacitor 50WV 0 047µF C106 16 VCKYTV1HB102K AA C Capacitor 50WV 1000PF C107 17 VCKYTV1...

Page 70: ...43J AA C Resistor 1 10W 24KΩ 5 R127 88 VRS TS2AD822J AA C Resistor 1 10W 8 2KΩ 5 R128 89 VRS TS2AD621J AA C Resistor 1 10W 620Ω 5 R129 90 VRS TS2AD000J AA C Resistor 1 10W 0Ω 5 R130 91 VRS TS2AD332J AA C Resistor 1 10W 3 3KΩ 5 R131 92 VRS TS2AD000J AA C Resistor 1 10W 0Ω 5 R132 93 VRS TS2AD271J AA C Resistor 1 10W 270Ω 5 R133 94 VRS TS2AD223J AA C Resistor 1 10W 22KΩ 5 R134 95 VRS TS2AD102J AA C R...

Page 71: ...289AK AD B Transistor 2SC4210 Q6 43 0CBUEEC335CH AC C Resistor RDM12TB335J R1 44 0CBUEEC105CH AC C Resistor RDM12TB105J R2 45 0CBUEEC105CH AC C Resistor RDM12TB105J R3 46 0CBUEXCAS331 AB C Resistor CR21TR331J R4 47 0CBUEXCAS152 AB C Resistor CR21TR152J R5 48 0CBUEXCAS183 AB C Resistor CR21TR183J R6 49 0CBUEXCAS330 AB C Resistor CR21TR330J R7 50 0CBUEXCAS473 AB C Resistor CR21TR473J R8 51 0CBUEXCAS...

Page 72: ...D C PGIDM2564XHZZ 1 44 AD C PGIDM2566XHZZ 1 52 AC C PGIDM2578XHZZ 6 22 AE C PGIDM2579XHZZ 6 21 AE C PGUMR2168XHZZ 1 43 AF C PHOP 2104XHSA 1 9 AF C PHOP 2105XHZZ 6 4 AD C PSHEZ3410XHZZ 1 56 AB C PSHEZ3510XHZZ 4 7 AE C PSHEZ3543XHZZ 2 21 AE N C Q QACCR2048XHZZ 1 20 AX B QCNCM2401SC0B 7 106 AA C QCNCM2442SC0B 7 97 AB C QCNCM2548SC0D 8 38 AF C QCNCM2548SC1B 8 37 AH C QCNCM7014SC0B 7 100 AD C QCNCM7014...

Page 73: ... VHI27020FNY0A 7 124 BN N B VHI62FP332P 1 7 260 AF B VHPSG206S 1 7 137 AG B 7 138 AG B VHPTLP521 1BL 8 54 AE B 8 55 AE B VHPTLP627 1 8 53 AH B VHVDSS301L U 8 1 AF B VHVRA501PV6 1 8 106 AE B 8 107 AE B VRD HT2HY222J 7 143 AA C 7 144 AA C VRD HT2HY223J 8 62 AA C VRS HT3AA101J 7 108 AA C VRS TP2BD150J 8 64 AA C 8 68 AA C VRS TS2AD000J 7 79 AA C 7 82 AA C 7 85 AA C 7 90 AA C 7 135 AA C 7 136 AA C 7 14...

Page 74: ...34 AQ C 0CBPCZ0275ZZ 9 17 AD C 0CBPJCEJ1601 9 25 AH A 9 26 AH A 0CBPKZ0194ZZ 9 16 AC C 0CBPZZ0906ZZ 9 27 AH A 0CBPZZ0940ZZ 9 32 AB C 0CBUAC0289AK 9 41 AD B 9 42 AD B 0CBUAG0161AC 9 37 AQ B 0CBUAY0016CK 9 39 AD B 9 40 AD B 0CBUBC0125DK 9 18 AD B 9 19 AD B 9 20 AD B 9 21 AD B 0CBUBC0302BZ 9 24 AE B 0CBUBC0336AZ 9 23 AL B 0CBUBDAX270A 9 69 AD B 0CBUBDBE200D 9 73 AD B 0CBUBDBM300D 9 71 AC B 0CBUBXAD2R...

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