Sharp FO-475 Service Manual Download | Manualshive

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UX-258TH
FO-475TH

TEL/LIU PWB parts layout

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Summary of Contents for FO-475

Page 1: ... 3 Circuit description of TEL LIU PWB 5 8 4 Circuit description of power supply PWB 5 11 5 Circuit description of CIS unit 5 11 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 11 4 Operation panel PWB circuit 6 13 CHAPTER 7 OPERATION FLOWCHART 1 Protocol 7 1 2 Power on sequence 7 2 CHAPTER 8 OTHERS 1 Service tools 8 1 2...

Page 2: ...tajan 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 so...

Page 3: ...al mode Scanning method Sheet feeder CIS Contact Image Sensor Effective recording width 210 mm max Input document size Automatic feeding Width 148 to 216 mm Length 140 to 297 mm Manual feeding Width 148 to 216 mm Length 140 to 600 mm Effective scanning width 210 mm max Contrast control Automatic Dark selectable Copy function Standard Telephone function Standard cannot be used for incoming outgoing...

Page 4: ...es 11 REMINDER key Press this key to send a fax and or voice message to another party or to yourself at a preset time 12 STOP key Press this key to stop operations before they are completed 13 Number keys Use these keys to dial numbers and enter number and letters during number name storing procedures 14 SPEED DIAL key Press this key to dial a 2 digit Speed Dial number 15 REDIAL key Press this key...

Page 5: ...re insertion into the feeder to prevent possible double feeds Normal size width 148 216 mm length 140 297 mm 5 Automatic Document Feeder Capacity Number of pages that can be placed into the feeder at anytime is as follows Normal size max ADF 10 sheets Special size single sheet only manual feed NOTES When you need to send or copy more pages than the feeder limit place additional pages in feeder whe...

Page 6: ...old to a warm place If the machine is moved from a cold to a warm place it is possible that the reading glass may fog up preventing proper scanning of documents for transmission To remove the fog turn on the power and wait approxi mately 2 hours before using the machine TELEPHONE JACK A standard telephone jack must be located near the machine This is the telephone jack commonly used in most homes ...

Page 7: ...r is only coated on one side for printing If the roll is placed backwards the paper will come out blank after printing 4Insert the leading edge of the paper into the paper inlet Continue to push the paper through the inlet until it comes out of the opening in the front of the fax 5Close the operation panel making sure it clicks into place 6A short length of the fax paper will feed out and be cut o...

Page 8: ...f the wrinkled part of the paper 4Reload the paper Jammed fax paper is often caused by improper loading Be sure to carefully follow the instructions for paper loading given in Load ing the Fax Paper in page 1 5 5If the display still shows PAPER JAMMED If the display still shows PAPER JAMMED after you press the START MEMORY key in Step 2 above the cutter is still engaged in the cutting position To ...

Page 9: ...0 A M Settings OGM Recording Toll Saver ICM Record Time Remote Code Override Code Transfer Telephone Number Transfer Function Fax Box ICM Confirmation On A M Failure Box Passcode Load document Lift handset or press SPEAKER Dial press numeric keys Wait for reception tone Hang up Load document Load document Load document Load document Dial press numeric keys Press Rapid key Wait for reception tone E...

Page 10: ...NPW Pin No 2 1 TEL LIU PWB POWER SUPPLY PWB CNLIU CNLIUA CN2 CNPW CONTROL PWB CONTROL PWB TOP SIDE CNLIUA CNPW FU100 4 Method of release of starting lock up by Battery Reset 1 Summary There is a possibility of release of the lock up by reset the signal BATRST of CPU FC100 if it lock up when you turn on the power of the set in UX 258 series We inform you of the method of release 2 Contents When you...

Page 11: ... BLACK MODE To check the print head whole dots are printed over the interval of 2 m 10 10 AUTO FEEDER MODE Insertion and discharge of document are tested 11 ENTRY DATA SEND Registered content is sent 12 ENTRY DATA RECEIVE Registered content is received and its list is output 13 FLASH MEMORY CHECK Flash memory is checked 14 FLASH MEMORY CLEAR Data of flash memory is cleared If the diag mode cannot ...

Page 12: ...rious 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 END 3 7 Memory clear mode This mode is used to clear the backu...

Page 13: ...K NG is printed 3 14 Flash memory clear All data of flash memory is cleared The result of clear OK NG is printed Press FUNCTION 9 8 7 START START Press FUNCTION key Press key Press key Bit1 8 are set Soft SW A2 SW L2 are set S F T SW A1 1 0 0 0 0 0 0 0 S F T SW A1 1 0 0 0 0 0 0 0 S F T SW A1 1 0 0 0 0 0 0 0 S F T SW A1 1 0 0 0 0 0 0 0 S F T SW A2 0 0 0 0 0 0 0 0 S F T SW L2 0 0 0 0 0 0 0 0 Press k...

Page 14: ...ommunication error treatment in RTN No communication error Communication error 0 sending mode reception 8 CNG transmission No Yes 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 No 16 8 4 2 1 0 3 1 2 3 4 5 1 4 0 0 1 0 0 8 dBm 0 5 0 ...

Page 15: ...detection after auto dial No Yes 1 5 Waiting time after dialing 90 sec 45 sec 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 Hold function Enable Disable 1 1 Auto Dial Mode Delay timer of before line 3 sec 0 sec 1 connect 2 Auto Dial Mode Delay timer of after line 3 6 sec 3 sec 0 connect 3 Dial mode Tone Pulse 1...

Page 16: ...s 1 5 Automatic switching manual to auto receive Reception after 5 rings No reception 0 OPTION mode 6 Reserved 0 7 Reserved 0 8 Reserved 0 1 Reserved 0 2 Reserved 0 3 Reserved 0 4 Reserved 0 5 Reserved 0 CI off detection timer Distinctive ring 1200ms 1000ms 700ms 350ms 6 setting off only No 6 0 1 0 1 0 7 No 7 0 0 1 1 1 8 Reserved 0 1 Tel Fax Automatic switching mode Enable Disable 0 Pseudo ringing...

Page 17: ...ion in STAND BY mode Yes No 1 OPTION Number of CNG detect AM mode 1pulse 2pulses 3pulses 4pulses 2 No 2 0 0 1 1 0 3 No 3 0 1 0 1 1 Number of CNG STAND BY mode 1pulse 2pulses 3pulses 4pulses 4 No 4 0 0 1 1 0 5 No 5 0 1 0 1 1 6 Fax signal detection after telephone mode dial Yes No 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...

Page 18: ...0 2 No 2 0 1 0 1 1 3 Fax switching when A M full Yes No 0 OPTION 4 Busy tone detect continuation sound detect 320 570 Hz 320 460 Hz 0 frequency 5 Reserved 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...

Page 19: ...nput 1 2 40 70 dBm with 2 dBm step No 8 4 2 1 1 3 1 2 3 4 1 4 1 1 1 1 70 dB 1 5 AGC again adaptation threshold Mic Binary input 0 6 40 70 dBm with 2 dBm step No 8 4 2 1 1 7 5 6 7 8 0 8 0 1 0 1 50 dB 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 1 4 No 4 0 1 0 1 1 5 FAX BOX function Disable Enable 0 ...

Page 20: ...o 4 0 1 0 1 0 5 Reserved 0 6 Reserved 0 7 Reserved 0 8 Reserved 0 1 Entering DIAG mode by pressing SPEED Yes No 0 key 2 Reserved 0 3 Reserved 0 4 Reserved 0 5 Reserved 0 6 Reserved 0 7 Reserved 0 8 Reserved 0 OGM ICM output level Binary input 1 No 16 8 4 2 1 1 2 1 2 3 4 5 0 3 1 0 0 0 1 17 dBm 0 4 0 5 1 6 Reserved 0 7 Reserved 0 8 Reserved 0 1 Reserved 0 2 Reserved 0 3 Reserved 0 4 Reserved 0 5 Res...

Page 21: ...e content of HEADER PRINT described in the passcode list at the front end of receiver s original when original is sent to the remote machine If this switch is set to NO the HEADER PRINT is not output at the receiving machine 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 ...

Page 22: ...2 No 6 No 8 Reserved Set to 0 SW B3 No 1 No 7 Reserved Set to 0 SW B3 No 8 Hold function Used to set YES NO of holding function by the HOLD key SW B4 No 1 Auto dial mode Delay timer of before line connect Delay time between the dial key input and line connection under the auto dial mode SW B4 No 2 Auto dial mode Delay timer of after line connect Delay time between the line connection and dial data...

Page 23: ... SW E2 No 5 No 8 Reserved Set to 0 SW F1 No 1 No 2 DTMF detect time Used to set detect time of DTMF Dual Tone Multi Frequency used in remote reception 5 The longer the detect time is the less the error detection is caused by noises SW F1 No 3 Protection of remote reception 5 detect Used to set the function of remote reception 5 When set to 1 the remote reception function is disabled SW F1 No 4 Rem...

Page 24: ...an be accepted for 4 seconds from the beginning of ICM SW I3 No 8 Transfer dial recall If this switch is set to 1 machine disable redial in Transfer function SW I4 No 1 No 4 AGC maximum gain Line 10 25dBm The AGC Maximum Gain limits the gain applied by the AGC Message with average energy below the AGC Energy Reference Level will have their average energy level increased by no more than theAGC Maxi...

Page 25: ... energy In the event that a message has background noise energy greater than the AGC Gain Adaptation Threshold the AGC Gain can be no greater than the AGC Maximum Gain Note that the AGC Gain Adaptation Threshold must always be greater than the RPACS VOX Turn On Threshold SW I6 No 5 No 8 AGC gain adaptation threshold Mic 40 70dBm with 2dBm step The AGC adjusts the amount of gain applied to the inco...

Page 26: ...owing format and check the related matters TO ATT Ref No CC ATT Date FM Dept Sign 2 17 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 internati...

Page 27: ... 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 Cannot ...

Page 28: ...ration rubber plate Fig 3 3 3 Documents applicable for automatic feed NOTE Double side coated documents and documents on facsimile re cording paper should be inserted manually The document feed quantity may be changed according to the document thickness Documents corresponding to a paper weight heavier than 64 3kg 74 3g m2 and lighter than 135kg 157g m2 are acceptable for manual feed Documents hea...

Page 29: ...ermal head permits easier maintenance and low 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 se...

Page 30: ...n are common to each other To assure reliability of the product the disassembly and the assembly procedures should be performed carefully and deliberately Handset cover and paper support guide 1 Parts list Fig 1 No Part name Q ty No Part name Q ty 1 Mechanism unit 1 2 Handset cover 1 3 Hook switch lever 1 4 Screw ø3 12 2 5 Paper support guide unit 1 6 Anti curl shaft 1 Fig 1 3 3 7 Anti curl spring...

Page 31: ...ble 1 4 Connector 2 5 Screw 3 10 1 6 PWB case unit 1 7 Screw 3 10 2 8 PWB case top 1 9 Screw 4 6 1 10 AC cord ass y 1 11 Screw 3 6 1 12 TEL ARG cable 1 13 Power supply PWB unit 1 14 TEL LIU PWB unit 1 15 Rubber leg 2 16 PWB case bottom 1 2 3 4 5 6 1 6 13 10 11 12 15 7 7 16 1 8 7 9 10 11 12 13 14 15 16 9 8 AC cord earth cable 45 2 5 3 4 4 Rib 3 Control PWB 14 ...

Page 32: ...ft 1 9 Feed roller 1 10 CIS cable 1 11 CIS support right 1 12 CIS unit 1 13 CIS support left 1 14 CIS spring 2 15 Scanner frame 1 16 Panel and head cable 2 17 Operation panel unit 1 2 3 4 5 16 17 1 7 6 8 9 10 11 14 15 12 13 8 4 15 9 8 5 6 14 7 10 14 11 2 2 3 2 3 1 16 16 17 1 13 12 Stopper plate Hook Hook Hook 2 3 1 11 13 Screwdriver Mount the CIS unit by inserting a screw driver between the scanne...

Page 33: ...Screw 3 10 2 6 Head sheet 1 7 Head cable 1 8 Head spring A 2 9 Head spring B 3 10 Screw 3 6 1 11 Head support right 1 12 Screw 3 6 1 13 Head earth cable 1 14 Head support left 1 15 Thermal head 1 16 Pinch roller shaft 1 17 Pinch roller 2 18 Pinch roller pressing 2 spring 19 Head frame 1 1 4 2 16 2 17 18 18 12 13 14 6 5 9 8 10 11 15 5 3 19 8 7 13 14 B A View A View B 2 3 4 5 6 1 8 7 9 10 11 12 13 1...

Page 34: ...nsfer roller 1 7 Transfer bearing 1 8 Idler gear 20Z 1 9 Panel lock lever spring 1 10 Panel lock lever 1 11 Document sensor lever 1 spring 12 Document sensor lever 1 13 Separate spring 1 14 Separator plate 1 15 Paper feed spring 1 16 Separator rubber 1 17 Document guide upper 1 2 1 3 4 5 6 8 7 9 10 11 12 13 14 15 16 17 Applying standard Applying standard 12 11 14 13 13 16 15 12 11 9 8 17 1 6 7 2 4...

Page 35: ...ment tray 1 6 Screw 1 7 Pinion gear 1 8 Hopper spring 1 9 Hopper guide right 1 10 Hopper guide left 1 11 TAD key 1 12 Stop key 1 13 Start key 1 14 Direct key 1 15 12 key 1 16 Operation panel 1 Operation panel PWB LCD cable LCD PWB Confim of HOPPER GUIDE position HOPPER GUIDE R HOPPER GUIDE L 2 3 4 5 6 1 8 7 9 10 11 12 13 14 15 16 1 10 9 8 6 7 5 12 13 14 15 2 2 3 2 4 1 Rib Rib GAP 0 GAP 0 16 11 ...

Page 36: ...utter arm 1 4 Drive unit 1 5 Platen gear 1 6 Platen roller 1 7 Platen bearing 2 8 Screw 3 10 1 9 Cutter unit 1 10 Screw 3 10 1 11 Cutter cover 1 12 Cutter guide 1 13 Cutter 1 14 Screw 3 10 2 15 Speaker cable 1 16 Control PWB unit 1 2 3 4 5 16 1 7 6 8 9 10 11 14 15 12 13 1 5 7 6 1 2 2 4 2 4 2 15 14 14 16 6 16 7 3 5 7 8 9 10 11 12 13 1 4 1 4 OK NG ...

Page 37: ...O 475TH 1 Mechanism unit 1 2 Paper sensor lever spring 1 3 Paper sensor lever 1 4 Screw 2 5 Speaker 1 Parts list Fig 8 No Part name Q ty Fig 8 3 10 Speaker and paper sensor lever 8 2 3 4 5 1 1 2 3 4 4 5 5 2 3 Rib ...

Page 38: ...ar lever B 1 17 Idler gear 25Z 1 18 Cam switch 1 19 Reduction gear 17 30Z 1 20 Reduction gear 17 30Z 1 21 Reduction gear 17 36Z 1 22 Idler gear 25Z 1 23 Idler gear 25Z 1 24 Idler gear 20Z 1 25 Screw 3 10 1 26 Motor 1 27 Motor heat sink 1 28 Drive frame 1 1 2 5 8 9 10 11 14 3 6 12 15 4 7 13 16 18 17 19 20 21 22 23 24 25 26 27 28 25 28 1 18 26 27 1 28 18 21 11 12 13 16 14 15 24 23 8 17 6 5 5 7 7 4 2...

Page 39: ...rth and panel cable Head cable Motor cable Brinding the cable Head cable Head earth cable CIS cable panel cable motor cable cam cable Head cable and head earth cable Head earth cable Head cable Operation panel PWB Panel cable Panel cable CIS cable CIS cable CIS unit Speaker cable 1 6 1 1 1 5 1 6 5 Postion of core Panel cable pass to the core 2times The panel cable mustwiring to under core All the ...

Page 40: ...L LCD CONTROL PWB UNIT 1CHIP FAX 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 AMP SIGNAL SELECT BLOCK SPEAKER AMPLIFIER AMPLIFIER AMPLIFIER SURGE PROTECT FILTER CML TRANSFORMER CI VBT REGULATOR RECTIFIER TRANSFORMER RECTIFIER DIODE TRANS SURGE ABSORBER FILTER STABILIZER LINE EXT TEL PAPER SENS...

Page 41: ...L HEAD CONTACT IMAGE SENSOR LCD UNIT CNLCD OPERATION PANEL PWB 14 CNPN 16 7 15 CNCSW CNMT CNTH CNCIS CNPN CNSP SPEAKER CNCUT1 CNLIUA CNPW 12 10 CONTROL PWB UNIT TEL LIU PWB UNIT POWER SUPPLY PWB UNIT CNLIU CN2 EXTERNAL LINE TEL LINE MJ1 2 MJTEL AC CORD TX RX MOTOR 2 HANDSET FG ...

Page 42: ... VO DG 5V øT CISCLK GLED 24V VO DG 5V øT CISCLK GLED 24V KEN4A KEN3A KEN2A KEN1A DG DG 5V ORGSNS FRSNS E SEN4 SEN3 SEN2 SEN1 SEN0 KEN4A KEN3A KEN2A KEN1A DG DG 5V ORGSNS FRSNS E SEN4 SEN3 SEN2 SEN1 SEN0 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 24VA 5V DG TELOUT TELIN TELMUTE CI HS RHS RXIN TXOUT CML 24VA 5V DG C...

Page 43: ...e transmit buffer of the RAM The data is then con verted 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 FC20...

Page 44: ...CONTROL INTERNAL EXTERNAL DECODE DMA CONTROLLER OPERATOR PANEL IF 32 KEYS 8 LEDS LCD MODULE 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 PROGRAMMABLE REDUCTION EXPANSION 2 6kBYTE VIDEO RAM SCANNER CONTROL VIDEO PROCESSING 8 BIT PADC CC...

Page 45: ...D 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 Printer Interface PCLK 29 O 3XC Thermal Print Head TPH...

Page 46: ...sis 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 IRQ 5 n 75 I O H 1XC Hysteresis In GPIO 17 or external interrupt 5 GPIO 18 IRQ 9 n 74 I O H 1XC Hysteresis In GPIO 18 or external interrupt 9...

Page 47: ...S START 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...

Page 48: ...layback digital incoming mes sages ICMs and outgoing messages OGMs The ADPCM audio codec compresses audio signals e g music voice at 32 kbps or 24 kbps for highest fidelity coding and reproduction Selectable error correction coding allows storage in audio grade RAMs ARAMs Echo cancellation techniques employed during playback al low DTMF and tone detection during voice audio codec operation to supp...

Page 49: ...D 47 POR MI 48 CLKIN MI 49 NC 50 IACLK MI 51 NC 52 CS IA 53 READ IA 54 GPI2 IA 55 GPI3 IA 56 GPI4 IA 57 GPI5 IA 58 VDD2 PWR 59 GPI6 IA Pin No Signal Name I O Type 60 GP17 RINGD IA 61 GPO7 OB 62 GPO6 OB 63 GPO5 OB 64 GPO4 OB 65 GPO3 OB 66 DGND2 GND 67 CTS OA 68 IRQ1 OC 69 GPO2 OB 70 GPO1 OB 71 GPO0 OB 72 RESET OA 73 XTLI I 74 XTLO O 75 XCLK OD 76 YCLK OD 77 VDD3 PWR 78 IRQ2 OC 79 SR3IN MI 80 DGND3 ...

Page 50: ...is turned on and off for control in the DP calling system Refer to the attached sheet DTM transmission It is formed in the modem and is output 3 Speaker amplifier section The volume of the ringer sound speaker sound is controlled with 3 bit signal of VOLA VOLB and VOLC and the sound switch is controlled with BZ CONT 4 Ringer circuit section The ringer sound is formed in the tone of 1 chip engine w...

Page 51: ...ned on together with OFF HOOK of main body or OFF HOOK of externally connected TEL ON of CML OFF is judged as OFF HOOK of externally connected TEL 6 CI detection circuit CI is detected by the photocoupler which is integrated in series in the primary side TEL circuit well proven in the existing unit 7 Signal DTMF transmission level receiving level Signal transmission level setting ATT 7 dB Circuit ...

Page 52: ...IU 1 TELOUT 7 RXIN 2 TELIN 8 TXOUT 3 TELMUTE 9 CML 4 CI 10 24VA 5 HS 11 5V 6 RHS 12 DG Fig 6 Signal Name Function RHS H The handset is in the on hook state L The handset is in the off hook state CI Incoming call CI detection signal HS H The handset or external telephone is in the on hook state L The handset or external telephone is in the off hook state Signals for status recognition according to ...

Page 53: ...the full size sensor for scanning being a monochromatic type with the pixel number of 1 728 dots and the main scanning density of 8 dots mm It is composed 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 l...

Page 54: ...CAS1 DWR WRPROT A B A16 A15 A14 A13 A12 A11 A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 A0 32 DG C151 0 1 5V C H I J RA2 270 x 4 90 GPIO4 100 CLK1 30 PDAT 24 A3 D E F 57 CS0 K GPIO3 GPIO2 GPIO1 GPIO0 10K 10K 10K 10K R123 30K 10K R121 3 3K RA3 RA3 RA3 3 3B MDMRST 4 4C CUT1I CNLIUB 4 MPXB 4 3C PSNSI 6 3A RXCONT 4 5C DRSNSI CML TELMUTE MONITOR R105 470 R114 470 R149 470 R239 R226 470 R150 270 R151 270 R238 470 R2...

Page 55: ...3I RD 1 3I 5V DG C189 0 1 D7 D6 D5 D4 D3 D2 D1 D0 IC8 27C020 2 A16 DQ8 3 A15 DQ7 A14 DQ6 A13 DQ5 4 A12 DQ4 A11 DQ3 A10 DQ2 A9 DQ1 A8 5 A7 6 A6 PGM 7 A5 VCC 8 A4 VPP 9 A3 A2 A1 GND A0 E G IC7 W24257S 70LL A1 CS1 D7 D6 D5 D4 D3 D2 D1 D0 VBT DG C161 0 1 WR 1 3I CE2 4 1D CE1 1 3I VBT R176 22K R177 R158 0 N M ROMCS A17 30 A17 2 1 O 7 27 1 O 6 26 3 CLE 1 O 5 25 1 O 4 24 4 ALE 1 O 3 21 1 O 2 20 5 WE 1 O ...

Page 56: ...XA1 6 4A YCLK N M DG R103 270 R112 R109 270 R144 270 N M 6 2H VOLB MIRQ 1 6F A 4 0 MDMRST 1 5A MCS MAG R115 33K SLEEP 6 2H 78 IRQ2 N C N M R264 R265 N M N M MAG DG R145 270 R111 270 R256 71 R104 GP00 6 1H CNLIUB 5 VOLC MPXC C221 C220 C203 N M DG DG DG R142 10K 76 89 C101 1000P L100 3 3µH 88 23 18 79 17 90 24 50 48 86 19 87 20 TMODE RMODE SR3IN RXOUT SR4OUT TXDAT IACLK CLKIN IAICLK TSTROBE SAICLK T...

Page 57: ...P R220 270 DG C206 2200P R219 270 DG C125 2200P DG FRSNSI CSWI CUT1I DG SW DOOR SW 1 4A PSNSI 5V R133 220 1 3 2 4 RP1 ITR9606 DG DG DG DG HOLBAT 1 BT R247 5 6K CNPW 2 5V HOLBAT 2 BT HOLBAT 3 DG BAT1 CR2032 DG D102 RB705D 5V DG C223 0 1 VBT VBT 5V CNPW 1 DG DG CNLIUA 11 5V CNLIUA 12 DG CNPN 7 5V CNPN 5 DG CNPN 6 DG CNCUT1 2 DG C215 0 1 C9 47 25 DG CNPW7 24V CNPW 4 MG CNPW 5 MG CNPW 6 MG CNLIUA 10 2...

Page 58: ...VREFCONT 5 5H LEDON COM 9 1 1B 1C 16 2 2B 2C 15 3 3B 3C 14 4 4B 4C 13 5 5B 5C 12 6 6B 6C 11 7 7B 7C 10 8 E TPA TPB 1 1E TPA 1 1E TPB 1 1E 1 1E 1 4A VTHON 3 1D LEDON IC13 ULN2003A VMT CNMT 5 VMT CNMT 6 TPAD CNMT 1 TPBD CNMT 2 TPAD CNMT 3 TPBD CNMT 4 VTHON CNPW 3 LEDON 5 1B 24V ZD2 1N4748A FU100 ICPS07 MG MG VTH CNPW 8 VTH CNTH 1 CNTH 2 CNTH 16 MG CNTH 7 CNTH 8 CNTH 9 VTH CNPW 9 VTH CNPW 10 R248 22K...

Page 59: ...IC6 4053 3 5 C140 0 1 RIN 1 4A RXCONT 1 3A MONITOR 4 0 1 9 C177 0 1 R203 10K C200 R237 68K N M 1 2 3 VREF C176 0 1 C198 0 1 R233 20K R234 20K 3 1D RCVOL 14 1 0 11 R205 C201 1000P R240 47K 14 13 12 2 1 0 1 10 15 R186 20K R184 33K R182 47K R160 100K R181 220K R159 330K R183 470K R185 1M 13 14 15 12 1 5 2 4 5V C139 0 1 DG 16 6 7 8 11 10 9 C230 0 1 R161 3K 5V 4 2 3 5 8 7 1 C141 330P R162 150K R138 10K...

Page 60: ...6 7 UX 258TH FO 475TH Control PWB parts layout Top side ...

Page 61: ...6 8 UX 258TH FO 475TH Control PWB parts layout Bottom side ...

Page 62: ... C4 2200P 2 3 1 R16 10K R10 10K R9 10K C3 2200P VREF CNLIU 7 RX IN ZD3 HZ27 PC2 TLP521 1 CNLIU 9 CML B E CNLIU 11 IC1 2904 8 4 MJTEL 1 TX C14 4 7 50 R11 1 5K L6 MJTEL 4 TX MJTEL 3 RX C1 2200P CNLIU 1 TELOUT 5 C16 1000P R12 1K C13 0 47 50 R15 3 3K R14 36K C18 1500P L7 N2024 MJTEL 2 RX D1 1SS270 E R1 CNLIU 3 TEL MUTE N M CNLIU 10 CNLIU 12 24V 5V VA1 VA2 R8 JP C20 N M R20 VREF CNLIU 2 TELIN C9 1000P ...

Page 63: ...6 10 UX 258TH FO 475TH TEL LIU PWB parts layout ...

Page 64: ... Q3 2SC1740S PC1 PC123FY8 R13 270 R14 6 8K VR1 470 R15 2 4K 7 10 VM IC1 NJM78M05FA 1 3 2 C18 470 16 D8 SR140 R10 33 D6 IS2076A PC1 PC123FY8 1 2 C4 1000P AC L AC N R3 15K C9 0 068 R4 100 Q4 2SC1741ASQR Q2 2SC2655 Y C10 1000P C11 1000P ZD2 RD3 3ESAB2 R9 560 R8 820 C8 4700P C13 2200P C17 1000P 6 MG VTH MG MG 5 4 5V 2 DG 1 CN2 3 1 R1 560K C3 1000P D3 D2 D4 D1 TH1 M16007C C20 2200P R16 820 R11 560 C14 ...

Page 65: ...6 12 UX 258TH FO 475TH Power supply PWB parts layout ...

Page 66: ...HC147 CNLCD 6 CNLCD 5 CNLCD 3 CNLCD 2 CNLCD 1 C1 22 50 C2 0 022 CNLCD 11 LD4 CNPN 4 GND CNLCD GND 1 2 3 4 5 6 7 8 9 10 11 12 13 14 5V VO RS GND E N C N C N C N C LD4 LD5 LD6 LD7 CNPN KEN 4A KEN 3A KEN 2A KEN 1A 5V GND GND ORGSNS FRSNS E SEN4 SEN3 DOWN 01 UP 02 STOP START 5 REC 9 3 6 HOLD SPEAKER SPEED REDIAL 07 09 03 05 08 10 04 06 7 1 4 D5 1SS270 D4 1SS270 D3 1SS270 D1 1SS270 CNLCD 12 LD5 CNLCD 1...

Page 67: ...I TSI RTC EOP MCF DCN IMAGE SIGNAL Document ejected Recording papor 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 68: ...d 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 69: ... 3 C C N W 4 7 5 8 S C 0 1 CIS RELAY CABLE 1 AQ 4 C C N W 4 7 5 9 S C 0 1 HEAD RELAY CABLE 1 AX 5 C C N W 4 7 6 0 S C 0 1 CAM SWITCH RELAY CABLE 1 AK 6 C C N W 4 7 6 1 S C 0 1 CUTTER SWITCH RELAY CABLE 1 AK 7 C C N W 4 7 6 3 S C 0 1 MOTOR RELAY CABLE 1 AP 8 Q C N W 4 7 6 4 S C Z Z PAPER SENSOR RELAY CABLE 1 BB 9 V H P R P i 5 7 4 PHOTO TRANSISTOR PSNS 1 AF 10 V R S T S 2 A D 2 2 1 J RESISTOR 1 10W...

Page 70: ...chanical 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 DOOR SENSOR RELAY CABLE DON T SEPARATE UNIT TP3 PSNS TP3 PSNS TP1 DG TP2 5V C K A E These cables are connected from the extension board and the ch...

Page 71: ...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 UX 108 178 SERIES SHADING WAVE MEMORY STANDARD PAPER PSHEZ3354SCZZ ...

Page 72: ...D N C Address input Chip enable Write enable Write enable Data I O Power source Ground No connection 1 2 3 4 5 6 7 8 9 10 11 12 13 14 A14 A12 A7 A6 A5 A4 A3 A2 A1 A0 DQ1 DQ2 DQ3 GND 28 27 26 25 24 23 22 21 20 19 18 17 DQ5 DQ6 DQ7 DQ8 S1 A10 S2 A11 A9 A8 A13 W VCC TOP VIEW 16 15 DQ4 Pin name 6 11 10 9 12 13 2 1 Inhibit Controls 14 15 Common Out In 5 Switches In Out 4 3 A B C X0 X1 Y0 Y1 Z0 Z1 X Y Z...

Page 73: ... 8 9 10 11 12 13 VPP A16 A15 A12 A7 A6 A5 A4 A3 A2 A1 A0 DQ1 32 31 30 29 28 27 26 25 24 23 22 21 20 VCC PGM NC A14 A13 A8 A9 A11 G A10 E DQ8 DQ7 14 15 16 DQ2 DQ3 GND DQ6 DQ5 DQ4 19 18 17 TOP VIEW Pin name A0 A16 E G GND PGM DQ1 DQ8 VCC VPP Signal Address input Chip enable Output enable Ground Program Data output Program input 5V power 12 5V power Only in the program mode 1 2 3 4 CD FC2 FC1 VIN 8 7...

Page 74: ...PO5 GPO4 GPO3 DGND2 CTS IRQ1 GPO2 GPO1 GPO0 RESET 24 100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 D6 D7 VDD1 RS0 RS1 RS2 RS3 RS4 XTKI 73 XTLO 74 XCLK 75 YCLK 76 VDD3 77 IRQ2 78 SR3IN 79 DGND3 80 AVDD 25 TALK 26 AGND1 27 TXA1 28 TXA2 29 DGND...

Page 75: ...D5 MIRON VSSI OPO7 GPO15 38 OPO6 GPO14 39 OPO5 GPO13 40 VDDO 41 OPO4 GPO12 SSTXD1 42 OPO3 GPO11 43 44 VSSO 45 46 47 VDDI 48 49 50 51 52 VSSI 53 VSSO 72 LCDCS GPIO17 54 55 REGDMA 124 VDDI 123 122 121 120 119 118 117 116 115 114 RASN 113 CAS0N 112 CAS1N 111 110 125 MCSN ROMCSN PM3 GPO3 VDRAM WRPROTN WAITN CSIN TONE CS0N 57 TEST 58 XIN 59 XOUT 60 BATRSTN 61 PWRDWNN 62 VBAT 63 VSSI 64 THADI 65 VREF CL...

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