Panasonic KX-FHD332C Service Manual Download Page 225

Page: 225 / 249

Ref. No.

Part No.

Part Name & Description

Remarks

SW313

PQSH1A105Z

PUSH SWITCH

SW314

PQSH1A105Z

PUSH SWITCH

SW315

PQSH1A105Z

PUSH SWITCH

SW316

PQSH1A105Z

PUSH SWITCH

SW317

PQSH1A105Z

PUSH SWITCH

SW318

PQSH1A105Z

PUSH SWITCH

SW319

PQSH1A105Z

PUSH SWITCH

SW320

PQSH1A105Z

PUSH SWITCH

SW321

PQSH1A105Z

PUSH SWITCH

SW322

PQSH1A105Z

PUSH SWITCH

SW326

PQSH1A105Z

PUSH SWITCH

SW327

PQSH1A105Z

PUSH SWITCH

SW328

PQSH1A105Z

PUSH SWITCH

SW329

PQSH1A105Z

PUSH SWITCH

SW330

PQSH1A105Z

PUSH SWITCH

SW331

PQSH1A105Z

PUSH SWITCH

SW332

PQSH1A105Z

PUSH SWITCH

SW333

PQSH1A105Z

PUSH SWITCH

SW334

PQSH1A105Z

PUSH SWITCH

SW335

PQSH1A105Z

PUSH SWITCH

SW336

PQSH1A105Z

PUSH SWITCH

SW337

PQSH1A105Z

PUSH SWITCH

SW352

PFSH1A002Z

SWITCH, DOCUMENT TOP

SW353

PFSH1A002Z

SWITCH, DOCUMENT SET

(RESISTORS)

R302

ERJ3GEYJ271

270

R303

ERJ3GEYJ183

18k

R305

ERJ3GEYJ222

2.2k

R306

ERJ3GEYJ222

2.2k

R313

ERJ3GEYJ221

220

R314

ERJ3GEYJ472

4.7k

R315

ERJ3GEYJ101

100

R316

ERJ3GEYJ472

4.7k

R317

ERJ3GEYJ101

100

R318

ERJ3GEYJ4R7

4.7

R320

ERJ3GEY0R00

R321

ERJ3GEY0R00

R322

ERJ3GEY0R00

R323

ERJ3GEY0R00

R324

ERJ3GEY0R00

R325

ERJ3GEY0R00

R326

ERJ3GEY0R00

(CAPACITORS)

C302

ECUV1C104KBV 0.1

C303

ECEA0JKS101

100

C304

ECUV1C104KBV 0.1

C306

ECUV1H101JCV 100P

C308

ECUV1H331JCV 330P

C309

ECUV1H331JCV 330P

C310

ECUV1C104KBV 0.1

C311

ECUV1C104KBV 0.1

225

Summary of Contents for KX-FHD332C

Page 1: ...Kyushu Matsushita Electric Co Ltd All rights reserved Unauthorized copying and distribution is a violation of law 1 INTRODUCTION 1 1 SAFETY PRECAUTIONS 1 Before servicing unplug the AC power cord to prevent an electric shock 2 When replacing parts use only the manufacturer s recommended 1 ...

Page 2: ...ustomer from being exposed to shock hazards 1 2 INSULATION RESISTANCE TEST 1 Unplug the power cord and short the two prongs of the plug with a jumper wire 2 Turn on the power switch 3 Measure the resistance value with an ohmmeter between the jumpered AC plug and each exposed metal cabinet part screw heads control shafts bottom frame etc Note Some exposed parts may be isolated from the chassis by d...

Page 3: ...nowledgeable in state government federal and local hazardous materials and hazardous waste transportation and disposal requirements A battery continues to have no transportation limitations as long as it is separated to prevent short circuits and packed in strong packaging Commercial firms that dispose of any quantity of lithium cells should have a mechanism in place to account for their ultimate ...

Page 4: ...re rotated by the document feed motor A gear rotates the two rollers Be careful not to touch them with your hands especially when the unit is operating 1 6 2 LIVE ELECTRICAL SECTIONS All the electrical sections of the unit supplied with AC power by the AC power cord are live Never disassemble the unit for service with the AC power supply plugged in CAUTION AC voltage is supplied to the primary sid...

Page 5: ...instance clothes rubbing together can damage electric elements or change their electrical characteristics In order to prevent static electricity touch a metallic part that is grounded to release the static electricity Never touch the electrical sections such as the power supply unit etc 2 FEATURES AND SPECIFICATIONS 2 1 FEATURES 5 ...

Page 6: ...fax phone switching Distinctive ring detection The 15 second speed is based upon the ITU T No 1 Test Chart on the condition that memory transmission is performed Subscription to distinctive ring services is required Large Memory 28 pages Performed by DRAM Approx 25 pages of memory transmission Approx 28 pages of memory reception Integrated Telephone System On hook dialing Monitor speaker Voice mut...

Page 7: ...commend that you buy a full size replacement film 70 meters 229 for continuous use of your unit For best results use genuine Panasonic replacement film as follows Model No Description Specifications KX FA57A Replacement Film 216 mm 70 m 8 1 2 229 Note The ink film is not reusable Do not rewind and use the ink film again 2 3 SPECIFICATIONS Applicable Lines Public Switched Telephone Network Document...

Page 8: ...sfer on Plain Paper Data Compression System Modified Huffman MH Modified READ MR Modem Speed 9 600 7 200 4 800 2 400 bps Automatic Fallback Operating Environment 5 35 C 41 95 F 20 80 RH Relative Humidity Dimensions Approx height 185 mm width 355 mm depth 275 mm 7 9 32 13 31 32 10 27 32 Mass Weight Approx 3 4 kg 7 5 lb Power Consumption Standby Approx 3 6 W Transmission Approx 12 W Reception Approx...

Page 9: ...nsmission speed is based upon the ITU T No 1 Test Chart and original mode Refer to ITU T No 1 TEST CHART If the capability of the other party s machine is inferior to your unit the transmission time may be longer Note Any details given in these instructions are subject to change without notice The pictures and illustrations in these instructions may vary slightly from the actual product 3 INSTALLA...

Page 10: ...ording paper exit 7 Tension plate 8 Front cover 9 Document exit 10 Document entrance 11 Back cover open button 12 Back cover 3 1 2 REAR VIEW 1 Power inlet 2 Telephone line jack 3 External telephone jack 4 Speaker 3 1 3 CONTROL PANEL 10 ...

Page 11: ...en your line has rotary pulse services 2 JUNK FAX PROHIBITOR To use the Junk Fax Prohibitor 3 Display 4 RECEIVE MODE To change the receiving mode 5 LOWER To select stations 6 10 for one touch dial 6 HELP To print a quick reference 7 CALL DISPLAY To use Call Display 11 ...

Page 12: ... a conversation Press this button again to resume the conversation 11 MONITOR To initiate dialing without lifting the handset 12 One touch keys To use one touch dial To transmit to multiple entries 13 NAVIGATOR VOLUME To adjust volume To search for a stored name To select the features or feature settings during programming To navigate to the next operation 14 MENU To initiate or exit programming 1...

Page 13: ...or cancel programming 17 FAX START SET To initiate fax transmission or reception To store a setting during programming 3 2 CONNECTIONS 1 Connect the handset cord 2 Connect the telephone line cord 3 Connect the power cord 13 ...

Page 14: ...tlet should be near the product and easily accessible Using surge protectors The warranty does not cover damage due to power line surges or lightning For additional equipment protection we recommend the use of a surge protector 3 3 INSTALLATION 3 3 1 INSTALLATION SPACE The space required to install the unit is shown below The dimensions given are necessary for the unit to operate efficiently Note ...

Page 15: ...he voltage or cause malfunctions Avoid direct sunlight Do not install near devices which contain magnets or generate magnetic fields Do not subject the unit to strong physical shock or vibration Keep the unit clean Dust accumulation can prevent the unit from functioning properly To protect the unit from damage hold both sides when you move it 3 3 2 INSTALLING THE PAPER TRAY 15 ...

Page 16: ...paper tray into slits on the back of the unit Note Do not place the unit in areas where the paper tray may be obstructed i e by a wall etc To use legal size paper Please purchase a legal paper tray Part No PFKS1081Z1 and install it 3 3 3 INSTALLING THE RECORDING PAPER SUPPORT 16 ...

Page 17: ...ort into the slots on the recording paper exit The recording paper will be ejected from the top of the unit after printing The recording paper support prevents the printed paper from curling 3 3 4 HANDSET Connect the handset cord 17 ...

Page 18: ...INSTALLING THE INK FILM 1 Open the front cover by pulling up the centre part 2 Push the back cover open button green on the right side of the unit OR Push the back cover open lever green inside of the unit 18 ...

Page 19: ...3 Open the back cover 4 Insert the gear of blue core of the front ink film roll into the left slot of the unit Insert the rear ink film roll 19 ...

Page 20: ...5 Turn the gear of blue core in the direction of the arrow Make sure that the ink film is wrapped around the blue core at least once 20 ...

Page 21: ...n your hands like carbon paper 3 3 6 INSTALLING THE RECORDING PAPER Letter or legal size recording paper can be loaded The unit can hold up to 50 sheets of 75 g m2 20 lb paper You may use 60 g m2 to 90 g m2 16 lb to 24 lb paper See the note for paper specifications If you use legal size paper please install a legal paper tray Refer to INSTALLING THE PAPER TRAY 21 ...

Page 22: ...e paper is not inserted correctly readjust the paper paper may jam To add paper 1 Pull the tension plate forward and hold open while removing all of the installed paper 2 Add paper to the stack of paper you removed and straighten 3 Fan the stack of paper 4 Pull the tension plate forward and hold open while inserting the paper 3 3 7 DOCUMENTS THE UNIT CAN FEED 22 ...

Page 23: ...Paper with a coated surface Paper with a faint image Paper with printing on the opposite side that can be seen through the other side i e newspaper Check that ink paste or correction fluid has dried completely To transmit the document with a width of less than standard letter size 216 mm we recommend using a copy machine to copy the original document onto letter sized paper than transmit the copie...

Page 24: ...pital or lower case letters Pressing the key will change to capital lower case alternatively 1 Press 2 2 times 2 Press 4 3 times 3 Press 4 Press 5 3 times 1 Press MENU 2 Press or until the following is displayed 24 ...

Page 25: ...TE to insert a space and enter character 4 Enter your logo up to 30 characters using the dial keypad Example BILL 1 Press 2 2 times Cursor will appear on the display 2 Press 4 3 times 3 Press 5 3 times 4 Press to move the cursor to the next space and press 5 3 times 5 Press SET The next feature will be displayed 6 Press MENU Note You can enter your logo by pressing or in step 4 In this case press ...

Page 26: ...keys you can select characters using or 1 Press or until the desired character is displayed 2 Press to move the cursor to the next space The character displayed in step 1 is inserted 3 Return to step 1 to enter the next character Display order of characters 26 ...

Page 27: ... and communication testing to determine if the problem originates from the transmitter receiver or the telephone line 4 Determine causes Determine the causes of the equipment problem by troubleshooting 5 Equipment repairs Repair or replace the defective parts and take appropriate measures at this stage to ensure that the problem will not recur 6 Confirm normal operation of the equipment After comp...

Page 28: ...ning 4 Thermal Head If the thermal head is dirty clean the printing surface with a cloth moistened with denatured alcohol alcohol without water then dry thoroughly Refer to THERMAL HEAD 5 Sensors Hook switch SW101 Paper top sensor PS501 Film end SW501 Cover open switch SW502 Document top switch SW353 Document set switch SW352 Confirm the operation of the sensors See COMPONENT LOCATIONS and HOW TO ...

Page 29: ...al Head Ref No 95 3 months 7 years 31 500 documents Refer to HOW TO REMOVE THERMAL HEAD 5 Platen Roller Ref No 54 3 months 7 years 31 500 documents Refer to HOW TO REMOVE PLATEN ROLLER AND COVER 6 Pickup Roller Ref No 46 3 months 7 years 31 500 documents Refer to HOW TO REMOVE PICKUP ROLLER 4 2 GEAR SECTION 4 2 1 GEAR OPERATION Once a mode is selected the Drive Motor Gear rotates clockwise CW and ...

Page 30: ...Swing Gear B engages Gear D and conveys its power to the Exit Roller Gear Fig B Paper Pickup Paper Exit mode 4 2 1 3 PRINT MODE The RX MOTOR rotate CW and Swing Gear B engages Gear F and conveyers its power to Platen Roller Gear and Ink Film Driver Gear The Swing Gear B engages Gear E and conveys its power to the Exit Roller Gear Fig C Print mode 30 ...

Page 31: ... COPY MODE RX side Paper Pickup mode Print mode Paper Exit mode TX side Transmit mode 4 3 JAMS 4 3 1 RECORDING PAPER JAMS When the recording paper has jammed in the unit The display will show the following 31 ...

Page 32: ...1 Open the front cover by pulling up the centre part 2 Push the back cover open button green on the right side of the unit OR Push the back cover open lever green inside of the unit 32 ...

Page 33: ...3 Open the back cover 4 Remove the jammed recording paper 33 ...

Page 34: ...5 Turn the gear of blue core in the direction of the arrow Make sure that the ink film is wrapped around the blue core at least once 34 ...

Page 35: ... area at both ends Close the front cover securely 7 Remove the recording paper and straighten Pull the tension plate forward and hold open while inserting the paper When the recording paper was not fed into the unit properly The display will show the following 35 ...

Page 36: ...straighten Pull the tension plate forward and hold open while inserting the paper Press SET to clear the message 4 3 2 DOCUMENT JAMS SENDING 1 Open the front cover by pulling up the centre part Remove the jammed document carefully 36 ...

Page 37: ... pull out the jammed paper forcibly before opening the front cover 4 4 CLEANING 4 4 1 DOCUMENT FEEDER If misfeeding of the document occurs frequently If smudges or black white lines appear on the original document when transmitting or copying 37 ...

Page 38: ...1 Disconnect the power cord and the telephone line cord 2 Open the front cover by pulling up the centre part 38 ...

Page 39: ...lean the document feeder rollers and rubber flap with a cloth moistened with isopropyl rubbing alcohol and let all parts dry thoroughly Caution Do not use paper products such as paper towels or tissues 39 ...

Page 40: ...4 Clean the glass with a soft dry cloth Caution Do not use paper products such as paper towels or tissues 5 Close the front cover securely 40 ...

Page 41: ... 4 2 THERMAL HEAD If smudges or black white lines appear on a copied received document check whether there is dust on the thermal head and roller shaft and clean the thermal head to remove the dust 1 Disconnect the power cord and the telephone line cord 41 ...

Page 42: ...2 Open the front cover by pulling up the centre part 3 Push the back cover open button green on the right side of the unit OR Push the back cover open lever green inside of the unit 42 ...

Page 43: ... film 5 Clean the thermal head with a cloth moistened with isopropyl rubbing alcohol and let it dry thoroughly Caution To prevent a malfunction due to static electricity do not use a dry cloth and do not touch the thermal head directly 43 ...

Page 44: ...6 Replace the ink film Turn the gear of blue core in the direction of the arrow Make sure that the ink film is wrapped around the blue core at least once 44 ...

Page 45: ... cover securely by pushing down on the dotted area at both ends Close the front cover securely 8 Connect the power cord and the telephone line cord 5 DISASSEMBLY INSTRUCTIONS Before disassembling remove the Ink film 45 ...

Page 46: ...5 1 DISASSEMBLY FLOW CHART 5 1 1 UPPER CABINET SECTION 46 ...

Page 47: ...E OPERATION PANEL BLOCK A 3 HOW TO REMOVE THE OPERATION BOARD AND LCD A 4 HOW TO REMOVE THE IMAGE SENSOR CIS A 5 HOW TO REMOVE THE THERMAL HEAD A 6 HOW TO REMOVE THE PLATEN ROLLER AND BACK COVER A 7 HOW TO REMOVE THE PICKUP ROLLER A 8 HOW TO REMOVE THE CASSETTE LEVER 5 1 2 LOWER CABINET SECTION 47 ...

Page 48: ...EMOVE THE BOTTOM FRAME B 2 HOW TO REMOVE THE DIGITAL ANALOG POWER SUPPLY SENSOR BOARDS AND AC INLET B 3 HOW TO REMOVE THE MOTOR BLOCK AND SEPARATION ROLLER B 4 HOW TO REMOVE THE GEARS OF MOTOR BLOCK 5 2 DISASSEMBLY PROCEDURE 5 2 1 HOW TO REMOVE THE PAPER TRAY AND RECORDING PAPER SUPPORT 48 ...

Page 49: ...5 2 2 HOW TO REMOVE THE OPERATION PANEL BLOCK 49 ...

Page 50: ...5 2 3 HOW TO REMOVE THE OPERATION BOARD AND LCD 50 ...

Page 51: ...5 2 4 HOW TO REMOVE THE IMAGE SENSOR CIS 51 ...

Page 52: ...5 2 5 HOW TO REMOVE THE THERMAL HEAD 52 ...

Page 53: ...5 2 6 HOW TO REMOVE THE PLATEN ROLLER AND BACK COVER 53 ...

Page 54: ...5 2 7 HOW TO REMOVE THE PICKUP ROLLER 54 ...

Page 55: ...5 2 8 HOW TO REMOVE THE CASSETTE LEVER 55 ...

Page 56: ...5 2 9 HOW TO REMOVE THE BOTTOM FRAME 56 ...

Page 57: ...5 2 10 HOW TO REMOVE THE DIGITAL ANALOG POWER SUPPLY SENSOR BOARDS AND AC INLET 57 ...

Page 58: ...5 2 11 HOW TO REMOVE THE MOTOR BLOCK AND SEPARATION ROLLER 58 ...

Page 59: ...5 2 12 HOW TO REMOVE THE GEARS OF MOTOR BLOCK 59 ...

Page 60: ...5 3 INSTALLATION POSITION OF THE LEAD WIRES 60 ...

Page 61: ...IDE 6 1 USER RECOVERABLE ERRORS If the unit detects a problem one or more of the following messages will appear on the display The explanations given in the are for servicemen only There is something wrong with the unit 61 ...

Page 62: ...mory telephone numbers parameters etc has been erased Re program The backup lithium battery on the top of the digital board may be low or dead so check it The recording paper is not installed or the unit has run out of paper Install paper and press SET to clear the message The recording paper is not fed into the unit properly Reinstall paper and press SET to clear the message Refer to INSTALLING T...

Page 63: ...rming memory transmission the document being stored exceeds the memory capacity of the unit Transmit the entire document manually The film is empty Replace the film with a new one Refer to INSTALLING THE INK FILM The ink film is slack Tighten it and install again Refer to RECORDING PAPER JAMS The remaining film is low Prepare a new film Refer to INSTALLING THE INK FILM When making a copy the docum...

Page 64: ... The ink film is slack Tighten it A recording paper jam occurred Clear the jammed paper If the printout jams please refer to RECORDING PAPER JAMS The unit is checking that there is no slack on the ink film Wait for a moment while the check completes The other party s fax machine is busy or has run out of recording paper Try again The document is jammed Remove the jammed document Refer to DOCUMENT ...

Page 65: ...d special programs The normal programs are those listed in the Operating Instructions and are available to the user The special programs are only those listed here and not displayed to the user In both the User and Service Modes there are Set Functions and Test Functions The Set Functions are used to program various features and functions and the Test Functions are used to test the various functio...

Page 66: ...2 20 pps 1 2 1 511 VOX sense 1 High 2 Low 1 2 1 When the TAM or EXT TAM not stop recording the ICM because noise is detected on the telephone line change this setting to LOW 520 CED frequency select 1 2100 Hz 2 1100 Hz 1 2 1 See Symptom Countermeasure for long distance and international calls in THE UNIT CAN COPY CANNOT EITHER TRANSMIT RECEIVE LONG DISTANCE INTERNATIONL COMMUNICATIONS 66 ...

Page 67: ...ck See TEST FUNCTIONS 552 DTMF single tone test 1 ON 2 OFF 1 2 2 See TEST FUNCTIONS 553 Monitor on FAX communication select 1 OFF 2 PHASE B 3 ALL 1 3 1 Sets whether to monitor the signal with the unit s speaker FAX communication or not 554 Modem test See TEST FUNCTIONS 555 Scan check See TEST FUNCTIONS 556 Motor test 0 See TEST FUNCTIONS 557 LED test See TEST FUNCTIONS 558 LCD test See TEST FUNCTI...

Page 68: ... UNIT CAN COPY CANNOT EITHER TRANSMIT RECEIVE LONG DISTANCE INTERNATIONL COMMUNICATIONS Refer to RECEIVE PROBLEM and THE UNIT CAN COPY BUT CANNOT EITHER TRANSMIT RECEIVE LONG DISTANCE INTERNATIONL COMMUNICATIONS 594 Overseas DIS detection select 1 detects at the 1st time 2 detects at the 2st time 1 2 1 See Symptom Countermeasure for long distance and international calls in THE UNIT CAN COPY CANNOT...

Page 69: ...ON IMAGE ARE INCORRECT 718 Receive speed selection 1 9600BPS 2 7200BPS 3 4800BPS 4 2400BPS 1 4 1 Adjusts the speed to start training during FAX reception Refer RECEIVE PROBLEM and THE CAN COPY BUT THE TRANSMISSION AND RECEPTION IMAGE ARE INCORRECT 722 Redial tone detect 1 ON 2 OFF 1 2 2 Sets the tone detection mode redialing 745 Power ON film feed 1 ON 2 OFF 1 2 1 When the power is turned on film ...

Page 70: ...ffective tool for identifying the locations and causes of malfunctions To do this you set the Service Mode Refer to OPERATION first then operate the below test items Test Mode Type of Mode Code Function Operation after code input MOTOR TEST Service Mode 5 5 6 Rotates the transmission and reception motor to check operation of the motor 12 Document feed 24 Recording paper is fed Press STOP button to...

Page 71: ...while the button pressed Refer to BUTTON CODE TABLE START any key MEMORY CLEAR Service Mode 5 5 0 To reset the value to the default one except the top 853 time day 001 logo 002 Fax ID History Directory Please restart a power supply after clearing a memory START LED CHECK Service Mode 5 5 7 All LEDs above the operation panel board flash on or are illuminated START PRINT TEST PATTERN Service Mode 8 ...

Page 72: ... Sn Read position sensor At the read position turns on when the front cover opened and the sensor lever is pressed directory Co Cover open sensor Film end sensor Cover open of don t set the film Turns on and off front cover is opened and closed Pt Paper top sensor Sensor on Turns on when the front cover is opened the sensor lever is pressed directly Vx Vox signal Detection signal for the tone on t...

Page 73: ...therwise dialing in DTMF signal will not work 6 3 2 BUTTON CODE TABLE Code Button Name Code Button Name Code Button Name Code Button Name 04 FAX START SET 31 1 3C 64 STATION 1 05 LOWER 32 2 3D REDIAL PAUSE 65 STATION 2 06 COPY 33 3 3E FLASH 66 STATION 3 08 MONITOR 34 4 47 CALL DISPLAY 67 STATION 4 0A MUTE 35 5 4E JUNK FAX PROHIBITOR 68 STATION 5 0C RECEIVE MODE 36 6 1E NEXT 20 MENU 37 7 1F PREV 22...

Page 74: ...2 Left margin Top margin 3 Thermal head 1 dot 74 ...

Page 75: ... 4 REMOTE PROGRAMMING If after the call is connected the customer describes the situation and it is determined that the problem can be corrected by making parameter changes this function makes it possible to change parameters such as the user code and service code from another fax using DTMF 75 ...

Page 76: ... described on ENTERING THE REMOTE PROGRAMMING MODE AND CHANGING SERVICE CODES Also before exiting the remote programming mode it is advisable to obtain a new list to confirm that the changes were made correctly Hint Since the connected telephone is in use during the remote programming mode it may be helpful to ask the customer to switch to the speakerphone This frees the customer from the need to ...

Page 77: ...CROSS REFERENCE PROGRAM MODE TABLE 6 4 2 PROGRAM MODE TABLE 77 ...

Page 78: ...RKER NORMAL 040 Silent detection 1 ON 2 OFF OFF 041 FAX activation code ON OFF OFF ID 9 044 Memory receive alert 1 ON 2 OFF ON 046 Friendly receive 1 ON 2 OFF ON 048 Language 1 ENGLISH 2 FRENCH ENGLISH 076 Connecting tone 1 ON 2 OFF ON 080 Set default 1 YES 2 NO NO 501 Pause time set 001 600 x 100msec 030msec 502 Flash time 01 99 x 10ms 70ms 503 Dial speed 1 10pps 2 20 pps 10pps 511 Vox sense 1 Hi...

Page 79: ... TAM OGM Rec time 01 99sec 10sec 701 No voice detect time 01 99 100msec 50 717 Transmit speed select 1 9600 2 7200 3 4800 4 2400 9600bps 718 Receive speed select 1 9600 2 7200 3 4800 4 2400 9600bps 722 Redial tone detect 1 ON 2 OFF OFF 745 Power on film feed 1 ON 2 OFF ON 763 CNG detect time for friendly reception 1 10s 2 20s 3 30s 30s 771 T1 timer 1 35s 2 60s 35s 774 T4 timer 00 99 100ms 00ms 815...

Page 80: ...mission report mode press the dial key number 1 2 or 3 corresponding to the Set Value you want to select 1 ERROR 2 ON 3 OFF 6 5 THE EXAMPLE OF THE PRINTED LIST 6 5 1 USER MODE Note The above values are the default values 6 5 2 SREVICE MODE SETTINGS 80 ...

Page 81: ...Note The above values are the default values 6 5 3 HISTORY 81 ...

Page 82: ...ptions of this report Item No 1 44 are corresponding to the listed items in DESCRIPTIONS OF THE HISTORY REPORT 6 5 3 1 DESCRIPTIONS OF THE HISTORY REPORT 1 ROM VERSION FLASH ROM version 2 SUM FLASH ROM internal data calculation 82 ...

Page 83: ...USAGE TIME The amount of time the unit has been powered ON 12 FACTORY NOW This shows how many days from factory production until the user prints out this history list 13 TEL MODE The amount of time the TEL mode setting was used 14 FAX MODE The amount of time the FAX mode setting was used 15 Not Used 16 ANS FAX MODE The amount of time the ANS FAX mode setting was used 17 FINAL RECEIVE MODE The last...

Page 84: ...Back Tone in the TEL FAX mode or while answering a call in the EXT TAM mode Or means the unit detected the CNG while it was sending the OGM in the ANS FAX mode 44 CNG ICM Means the unit detected the CNG while it was recording the ICM in the ANS FAX mode 6 6 TROUBLESHOOTING DETAILS 6 6 1 OUTLINE Troubleshooting is for recovering quality and reliability by determining the broken component and replac...

Page 85: ...CROSS REFERENCE USER RECOVERABLE ERRORS SIMPLE CHECK LIST DIGITAL BOARD SECTION POWER SUPPLY BOARD SECTION 6 6 3 TROUBLESHOOTING ITEMS TABLE 85 ...

Page 86: ... blank page is copied A BLANK PAGE IS COPIED A blank page is received A BLANK PAGE IS RECEIVED Black or white vertical line BLACK OR WHITE VERTICAL LINE Black or white lateral line BLACK OR WHITE LATERAL LINE PRINT OUT An abnormal image is printed AN ABNORMAL IMAGE IS PRINTED Communication FAX TEL analog board Cannot communicate by fax An error code is displayed See COMMUNICATION SECTION Cannot ta...

Page 87: ...5 Refer to TEST FUNCTIONS Operation Panel Key check OK NG Service code 561 Refer to TEST FUNCTIONS LED check OK NG Service code 557 Refer to TEST FUNCTIONS LCD check OK NG Service code 558 Refer to TEST FUNCTIONS Sensor Sensor check OK NG Service code 815 Refer to TEST FUNCTIONS Clock Display changing OK NG Is the time kept correctly Check with another clock Ext TAM Handset transceiver receiver OK...

Page 88: ... FUNCTIONS DIGITAL BOARD SECTION POWER SUPPLY BOARD SECTION SENSOR SECTION STEPPING MOTOR DRIVE CIRCUIT TX HOW TO REMOVE THE MOTOR BLOCK AND SEPARATION ROLLER HOW TO REMOVE THE GEARS OF MOTOR BLOCK 6 6 4 2 DOCUMENT JAM 88 ...

Page 89: ...CROSS REFERENCE TEST FUNCTIONS SENSOR SECTION DISASSEMBLY INSTRUCTIONS 6 6 4 3 MULTIPLE FEED When using thick paper etc sometimes the document will not be fed 89 ...

Page 90: ...Fig B 90 ...

Page 91: ...CUMENT FEEDER DISASSEMBLY INSTRUCTIONS HOW TO REMOVE THE MOTOR BLOCK AND SEPARATION ROLLER Note When confirming if the characters are extended or distorted or if the feed problem is occurred use this test chart format 91 ...

Page 92: ...Fig B 6 6 4 4 SKEW We recommend making a copy of the Fig B document in MULTIPLE FEED and using it CROSS REFERENCE COMPONENT LOCATIONS DISASSEMBLY INSTRUCTIONS 6 6 4 5 THE RECORDING PAPER DOES NOT FEED 92 ...

Page 93: ...E FEED and using it CROSS REFERENCE INSTALLING THE RECORDING PAPER TEST FUNCTIONS HOW TO REMOVE THE PICKUP ROLLER HOW TO REMOVE THE GEARS OF MOTOR BLOCK DIGITAL BOARD SECTION POWER SUPPLY BOARD SECTION SENSOR SECTION OPERATION PANEL SECTION 6 6 4 6 PAPER JAM 93 ...

Page 94: ...E DISASSEMBLY INSTRUCTIONS HOW TO REMOVE THE PICKUP ROLLER TEST FUNCTIONS SENSOR SECTION SENSORS AND SWITCHES 6 6 4 7 MULTIPLE FEED AND SKEW CROSS REFERENCE HOW TO REMOVE THE PICKUP ROLLER OPERATION PANEL SECTION 94 ...

Page 95: ...d making a copy of the Fig B document in MULTIPLE FEED and using it CROSS REFERENCE SKEW 6 6 4 9 THE RECEIVED FAX DATA IS SKEWED We recommend making a copy of the Fig B document in MULTIPLE FEED and using it CROSS REFERENCE MULTIPLE FEED AND SKEW 95 ...

Page 96: ... COPIED DATA IS EXPANDED We recommend making a copy of the Fig B document in MULTIPLE FEED and using it CROSS REFERENCE DOCUMENT FEEDER HOW TO REMOVE THE MOTOR BLOCK AND SEPARATION ROLLER 6 6 4 11 A BLANK PAGE IS COPIED 96 ...

Page 97: ... We recommend making a copy of the Fig B document in MULTIPLE FEED and using it CROSS REFERENCE HOW TO REMOVE THE THERMAL HEAD TEST FUNCTIONS A BLANK PAGE IS RECEIVED THERMAL HEAD 97 ...

Page 98: ...6 6 4 12 A BLANK PAGE IS RECEIVED 98 ...

Page 99: ...CROSS REFERENCE TEST FUNCTIONS A BLANK PAGE IS COPIED ANALOG BOARD SECTION 6 6 4 13 BLACK OR WHITE VERTICAL LINE 99 ...

Page 100: ... We recommend making a copy of the Fig B document in MULTIPLE FEED and using it CROSS REFERENCE THERMAL HEAD HOW TO REMOVE THE THERMAL HEAD 6 6 4 14 BLACK OR WHITE LATERAL LINE ON PRINT OUT 100 ...

Page 101: ...end making a copy of the Fig B document in MULTIPLE FEED and using it CROSS REFERENCE DISASSEMBLY INSTRUCTIONS TEST FUNCTIONS A BLANK PAGE IS COPIED DIGITAL BOARD SECTION 6 6 4 15 AN ABNORMAL IMAGE IS PRINTED 101 ...

Page 102: ... FEED and using it CROSS REFERENCE HOW TO REMOVE THE THERMAL HEAD TEST FUNCTIONS ANALOG BOARD SECTION 6 6 5 COMMUNICATION SECTION Find the problem in the table shown below and refer to the corresponding troubleshooting procedure in DEFECTIVE FACSIMILE SECTION 102 ...

Page 103: ...ter s fax 4 The fax completely fails to transmit or receive The unit can copy documents Troubleshooting Problem with the electric circuit 5 The fax fails either to transmit or receive when making a long distance or an international call The unit can copy documents Detailed description of the possible causes Similar to troubleshooting items No 2 and No 3 Problem with the service line 6 The fax imag...

Page 104: ...CROSS REFERENCE DOCUMENT FEEDER HOW TO REMOVE THE MOTOR BLOCK AND SEPARATION ROLLER ADF Auto Document Feed SECTION OPERATION PANEL SECTION 6 6 5 1 2 SOMETIME THERE IS A TRANSMIT PROBLEM 104 ...

Page 105: ... level set represents a service code Refer to SERVICE FUNCTION TABLE 6 6 5 1 3 RECEIVE PROBLEM First confirm whether the recording paper is installed properly or not before starting troubleshooting Refer to Remarks 105 ...

Page 106: ...oblems such as OUT OF PAPER when the fax switches to the memory receiving mode and the memory capacity becomes full of the unprintable data In this case error messages MEMORY FULL and its main cause for example CHECK PAPER are displayed on the LCD Once you solve the main problem MEMORY FULL will be cancelled and the reception problem will be resolved LCD display messages indicating the error cause...

Page 107: ...ER TRANSMIT RECEIVE LONG DISTANCE OR INTERNATIONL COMMUNICATIONS The following two causes can be considered for this symptom Cause 1 The other party is executing automatic dialing the call has been received by this unit and the CED or DIS signal response time is too long In most cases this unit detects the CNG signal and can respond to CED or DIS According to the ITU T standard the communication p...

Page 108: ...m FAX1 reaches FAX2 via stations 1 and 2 but the reflection signal at station 2 also returns via station 1 echo As the distance between station 1 and station 2 is far the echo returns to FAX 1 at a max of 600 msec after transmission There is a possibility that this signal is detected erroneously as the signal from FAX2 For a normal call there is also a possibility that the echo of their own voice ...

Page 109: ... least 250 msec to recover the echo canceler operation Refer to Fig c Service code Time between and 300 Sending side The sending side FAX sends a DCS signal not after receiving the 1st DIS signal but after receiving the 2nd DIS signal Refer to Fig d Service code Overseas detection 3 Sending side Communication failure occurs in a long distance communication on the telephone line without an echo can...

Page 110: ...Fig b Countermeasure by Changing the CED Frequency Fig c Countermeasure by Changing the Interval Between CED and DIS Fig d Countemeasure by Ignoring the 1st DIS 110 ...

Page 111: ...ORRECT Long distance or international communication operation This symptom highly depends on the transmission and reception capability of the other FAX unit and the line conditions The countermeasures for this unit are shown below Transmission Operation Set the transmitting speed to 4800BPS service mode code No 717 or select the overseas mode Reception Operation If 80 or more of the reception is i...

Page 112: ...cation problems The way of recording easily by using PC is shown as follows 1 Equipment 1 jig 1 PC with LINE IN 1 audio cord mini jack supported 2 tel cords Parts No Parts Name Description Qt y PQJJ1T004Z JACK1 JACK2 2 PQJJ1D010ZPIN JACK 1 ECQE2155KF or ECQE2E155KC CAPACITOR 2 MA4020 DIODE 2 2 Setting up FAX SIGNAL RECORDING JIG 3 Connecting PC and JIG 112 ...

Page 113: ...kHz 8bit mono 3 Click the record button and start recording after acquisition the signal Note Not to be wind wave patterns on the wave monitor Please compress the recording data when you send attaching to E Mail because the data size will be so heavy Any software which can create WAV files is available 6 6 5 1 8 HOW TO OUTPUT THE JOURNAL REPORT 1 Press MENU button 2 Press then 8 and 4 3 Press SET ...

Page 114: ... transmitted 50 COMMUNICATION ERROR RCV PIN is transmitted to PRI Q 51 COMMUNICATION ERROR RCV PIN is transmitted 52 OTHER FAX NOT RESPONDING RCV Reception is finished when the T1 TIMER expires 54 ERROR NOT YOUR UNIT RCV DCN is received after DIS transmission 58 COMMUNICATION ERROR RCV DCN is received after FTT transmission 59 ERROR NOT YOUR UNIT SND DCN responds to the post message 65 COMMUNICATI...

Page 115: ...reviations refer to MODEM SECTION SND TRANSMISSION RCV RECEPTION Most fax communication problems can be resolved by the following steps 1 Change the transmit level Service code 596 refer to SERVICE FUNCTION TABLE 2 Change the TX speed RX speed Service code 717 718 refer to SERVICE FUNCTION TABLE Note If the problem remains see the following Countermeasure flow chart 115 ...

Page 116: ...116 ...

Page 117: ...CROSS REFERENCE TEST FUNCTIONS 117 ...

Page 118: ...CROSS REFERENCE TEST FUNCTIONS 118 ...

Page 119: ...CROSS REFERENCE TEST FUNCTIONS 119 ...

Page 120: ...CROSS REFERENCE TEST FUNCTIONS 120 ...

Page 121: ...121 ...

Page 122: ...122 ...

Page 123: ...123 ...

Page 124: ...l detailed information about the latest 35 communications can be printed by Service Code 881 or 882 Remote printing function for the journal reports JOURNAL JOURNAL 2 and JOURNAL 3 is also available for service technicians Refer to REMOTE PROGRAMMING The JOURNAL report only gives you basic information about a communication but the other two journal 124 ...

Page 125: ...o know about the details about that item see NO 01 in the JOURNAL 2 and the JOURNAL 3 You can get the following information MODE Fax transmission RCV MODE TEL TX SPEED 9 6 kbps RESOLUTION standard ENCODE MH MAKER CODE 79 2 Look at NO 04 in the JOURNAL 2 CNG 0003 indicates that the CNG signal has been received three times since the purchase date 125 ...

Page 126: ...ay Function 1 FAX MODE Means the unit received a fax message in the FAX mode 2 MAN RCV Means the unit received a fax message by manual operation 3 FRN RCV Means the unit received a fax message by friendly signal detection 4 VOX Means the unit detected silence or no voice 5 RMT DTMF Means the unit detected DTMF Remote Fax activation code entered remotely 6 PAL DTMF Means the unit detected DTMF Remo...

Page 127: ... response will be printed 6 6 6 2 JOURNAL 3 Refer to JOURNAL 3 in PRINTOUT EXAMPLE Description 6 ENCODE Compression Code MH MR MMR 7 MSLT MSLT means Minimum Scan Line Time Used only at the factory 8 EQM EQM means Eye Quality Monitor Used only at the factory 9 ERROR LINE RX When an error occurs while receiving a fax this shows the number of error lines 10 MAKER CODE This shows a 2 digit code of the...

Page 128: ...128 ...

Page 129: ...e power supply unit the problem may lie in the digital unit main board As there are many potential causes in this case ASIC DRAM etc it may be difficult to specify what you should check first If a mistake is made in the order of checks a normal part may be determined faulty wasting both time and money Although the tendency is to regard the problem as a serious one IC malfunction etc usually most c...

Page 130: ...function by checking the main signal lines Even if you don t have such a measuring instrument by checking each main signal line and resoldering it in many cases the problem will be resolved An explanation of the main signals for booting up the unit is presented below Don t replace ICs or stop repairing until checking the signal lines An IC malfunction rarely occurs By understanding the necessary s...

Page 131: ...ls to boot up the system Those signal lines should remain normal Other signal lines are not directly related to that failure even if they have faults or troubles As long as these signals remain normal once the power is turned on each IC can repeatedly output 3 3V H and 0V L IC503 and IC520 output 5V H and 0V L The following shows NG and normal wave patterns NG Wave pattern Refer to NG EXAMPLE 131 ...

Page 132: ...delayed the circuit will not work Nor will it if the IC is defective and the output voltage level is not normal although the timing of these signals is accurate enough to meet the specifications Make sure that your oscilloscope is calibrated before starting a test Therefore it is imperative to confirm whether each IC outputs the signal at the correct level See the I O Pin No Diagram The signal lev...

Page 133: ...I O and Pin No Diagram 6 6 7 1 CHECK THE STATUS OF THE DIGITAL BOARD 133 ...

Page 134: ...MPLE 6 6 7 2 INITIALIZING ERROR After the power is turned on the ASIC initializes and checks each IC The ROM DRAM and modem are checked If initialization fails for the ICs the system will not boot up In this case please find the cause as follows 134 ...

Page 135: ...CROSS REFERENCE NG EXAMPLE CHECK THE STATUS OF THE DIGITAL BOARD POWER SUPPLY BOARD SECTION 135 ...

Page 136: ...CROSS REFERENCE CHECK THE STATUS OF THE DIGITAL BOARD Other NG example while the power is ON and the LCD displays the following 6 6 7 3 NG EXAMPLE 136 ...

Page 137: ...microphone and the signal is output to the telephone line The signal mainly flowing on this route is analog You can trace the signal with an oscilloscope The signal flow on each route is shown in the Check Sheet here If you find a specific problem in the unit for example if you cannot communicate with the H S trace that signal route locally with the following Check Sheet and locate the faulty poin...

Page 138: ... locate a defective point where the signal disappears on each route between the handset microphone and telephone line sending or between the telephone line and the handset speaker receiving or between the microphone and the telephone line sending or between the telephone line and the speaker receiving Check the components at that point CHECK SHEET is useful for this investigation 2 No pulse dialin...

Page 139: ...3 No ring tone or No bell CROSS REFERENCE CHECK SHEET 139 ...

Page 140: ...NCU SECTION 4 No tone dialing CROSS REFERENCE CHECK SHEET 6 6 8 3 DETECTIVE TAM INTERFACE SECTION 1 The FAX turns on but does not arrive through TAM CROSS REFERENCE 140 ...

Page 141: ...perimental tests For example power supply and lightning surge voltage test withstanding voltage test intentional short circuit test etc Caution If you find a melted fuse in the unit do not turn on the power until you locate and repair the faulty parts except for the fuse otherwise the fuse will melt again and you cannot pinpoint the faulty point In most cases the symptom is that nothing is output ...

Page 142: ...6 6 9 2 TROUBLESHOOTING FLOW CHART 142 ...

Page 143: ...143 ...

Page 144: ...144 ...

Page 145: ...ween the Drain and Gate because damage expands to the peripheral circuit of Q101 This is due to a very high voltage through the Gate circuit which is composed of R128 R109 D106 and IC101 You should change all of the parts listed as follows F101 Q101 R128 R109 D106 IC101 D201 If D201 is broken the oscillation circuit in the power supply cannot operate Check it with an electric tester 6 6 10 OPERATI...

Page 146: ...splay when you open or close the front cover Also document sensor read position sensor recording paper sensor and jam sensor are turned ON OFF by the copy operation Therefore each sensor can be checked for proper mechanical operation As for the electric check check whether each voltage is right or not with following flowchart turning each sensor lever ON OFF manually 6 6 11 1 CHECK THE DOCUMENT TO...

Page 147: ... SW502 COVER OPEN 6 6 11 4 CHECK THE HOOK SWITCH SW101 6 6 11 5 CHECK THE PAPER TOP SENSER PS501 PAPER JAMMED 6 6 11 6 CHECK THE FILM SENSER SW501 CHECK FILM SLACK 6 6 12 CIS Contact Image Sensor SECTION Refer to SCANNING BLOCK 147 ...

Page 148: ...CROSS REFERENCE TEST FUNCTIONS 6 6 13 THERMAL HEAD SECTION Refer to THERMAL HEAD 148 ...

Page 149: ...7 CIRCUIT OPERATIONS 7 1 CONNECTION DIAGRAM 149 ...

Page 150: ...IC on the digital board Refer to GENERAL BLOCK DIAGRAM 1 ASIC IC501 Composed mainly of an address decoder and a modem control Controls the general FAX operations Controls the operation panel I F Controls the thermal head I F and CIS I F Performs the image processing 150 ...

Page 151: ...or FAX communication 5 Read Section CIS image sensor to read transmitted documents 6 Motor Driver IC508 and IC510 Drives the transmission motor and the reception motor 7 Thermal Head Contains heat emitting elements for dot matrix image printing 8 Analog Board Composed of ITS circuit and NCU circuit 9 Sensor Section Composed of a cover open and film detection switch a document set switch a document...

Page 152: ...7 3 CONTROL SECTION 7 3 1 BLOCK DIAGRAM 7 3 2 MEMORY MAP 152 ...

Page 153: ...7 3 3 ASIC IC501 This custom IC is used for the general FAX operations 153 ...

Page 154: ...5 CIS I F Controls the document reading 6 IMAGE DATA RAM This memory is programmed into the ASIC and uses 8 KB for the image processing See Fig A 7 THERMAL HEAD I F Transmits the recorded data to the thermal head 8 MOTOR I F Controls the transmission motor which feeds the document Controls the receiving motor which feeds the recording paper 9 OPERATION PANEL I F Serial interface with Operation Pan...

Page 155: ...155 ...

Page 156: ... NO SIGNAL I O POWER SUPPLIED VOLTAGE DESCRIPTION 1 VSSA GND POWER SOURCE ANALOG GND 2 VDDA 3 3 3 3V POWER SOURCE ANALOG 3 3V 3 AIN1 A 3 3V CCD IMAGE SIGNAL INPUT 4 AIN2 A 3 3V THERMISTOR TEMPERATURE WATCH INPUT 5 AIN3 A 3 3V 6 AMON A 3 3V ANALOG SIGNAL MONITOR TERMINAL 7 VSS GND POWER SOURCE GND 8 X32OUT O 3 3V BATT RTC 32 768KHz CONNECTION 9 X32IN I 3 3V BATT RTC 32 768KHz CONNECTION 10 VDD 3 3V...

Page 157: ...REN 35 VDD 3 3V POWER SOURCE 3 3V 36 VSS GND POWER SOURCE GND 37 VSS GND POWER SOURCE GND 38 VDD 3 3V POWER SOURCE 3 3V 39 MIDAT IOP O 3 3V OUTPUT PORT TONE1EN 40 MICLK IOP O 3 3V OUTPUT PORT CISON 41 MILAT IOP O 3 3V OUTPUT PORT OPERESET 42 20KOSC IOP I 3 3V INPUT PORT BELL 43 XWAIT I 3 3V INPUT PORT KOVER 44 HSTRD IOP O 3 3V NOT USED 45 HSTWR IOP O 3 3V NOT USED 46 XOPRBE O 3 3V MFCS 47 ADR15 O ...

Page 158: ...GND 74 VDD 3 3V 3 3V POWER SOURCE 3 3V 75 DB0 I O 3 3V CPU DATA BUS 0 76 DB6 I O 3 3V CPU DATA BUS 6 77 DB7 I O 3 3V CPU DATA BUS 7 78 XROMCS O 3 3V ROM IC523 CHIP SELECT 79 RD O 3 3V CPU RD 80 WR O 3 3V CPU WR 81 ADR0 O 3 3V CPU ADDRESS BUS 0 82 ADR1 O 3 3V CPU ADDRESS BUS 1 83 ADR2 O 3 3V CPU ADDRESS BUS 2 84 ADR3 O 3 3V CPU ADDRESS BUS 3 85 ADR4 O 3 3V CPU ADDRESS BUS 4 86 ADR5 O 3 3V CPU ADDRE...

Page 159: ...WDERR O 3 3V WATCHED ERROR OUTPUT SIGNAL 116 THDAT O 3 3V RECORDED IMAGE OUTPUT 117 THCLK O 3 3V CLOCK OUTPUT FOR DATA TRANSFER 118 THLAT O 3 3V PULSE OUTPUT FOR DATA LATCH 119 STBNP I 3 3V INPUT PORT TEST 120 RM0 IOP O 3 3V RX MOTOR A PHASE 121 RM1 IOP O 3 3V RX MOTOR B PHASE 122 RM2 IOP O 3 3V RX MOTOR A PHASE 123 RM3 IOP O 3 3V RX MOTOR B PHASE 124 RXE IOP O 3 3V RX MOTOR ENABLE SIGNAL 125 TMO ...

Page 160: ... A 2 5V A D CONVERTER S ZERO STANDARD VOLTAGE OUTPUT 142 VCL A 3 3V ANALOG PART STANDARD VOLTAGE SIGNAL 143 VREFT A 3 3V A D CONVERTER S FULL SCALE VOLTAGE OUTPUT 144 VSSA GND POWER SOURCE ANALOG GND 7 3 6 RESET CIRCUIT WATCH DOG TIMER The output signal reset from pin 4 of the voltage detect IC IC507 is input to the ASIC IC501 114 and 106 pins 1 During a momentary power interruption a positive res...

Page 161: ...hen the power switch is OFF The user parameters for autodial numbers the system setup data and others are in the FLASH ROM IC523 2 RTC Inside IC501 Backup Circuit Operation When the power switch is turned ON power is supplied through Q506 to the RTC inside IC501 At this time the voltage at pin 14 of the IC501 is 2 5V When the power switch is turned OFF the BAT501 supplies power to RTC through D503...

Page 162: ...rs point A In point C according to the voltage output time the thermal head s temperature is detected After the thermal head temperature is converted to voltage in B it is then changed to digital data in the A D converter inside IC501 The CPU decides the strobe width of the thermal head according to this value Therefore this circuit can keep the thermal head at an even temperature in order to stab...

Page 163: ...ection and via route2 it is input to A D conversion 8 bit After finishing A D conversion the data is input to the Image Processing Section via route3 Then via route4 and route5 it is stored in RAM as shading data 3 The draft s information that is read by CIS is input to IC501 via route1 After it is adjusted to a suitable level for A D conversion via route2 the draft s information is converted to A...

Page 164: ...utput from IC501 via routes6 and 10 and is stored in the system bus Via route11 it is stored in the communication buffer inside DRAM IC503 3 While retreiving data stored in the communication buffer synchronous with the modem the CPU inside IC501 inputs the data to the modem along route12 where it is converted to serial analog data and forwarded over the telephone lines via the NCU Section Receptio...

Page 165: ...s unit utilizes the state of the art thermal printer technology The ink film is chemically processed The ink film is comprised of two parts an ink layer and a base film When the thermalhead contacts this ink film it emits heat momentarily and the ink 165 ...

Page 166: ...ch IC from IC520 pin 38 NEWTHLAT With this latch pulse all the contents of the shift registers are latched to the latch registers Thereafter through the addition of strobes from the IC520 pins 44 and 45 only the dot location of black 1 among latched data activates the driver and the current passes to heat the emitting body to cause heat emission Here the two line strobes NEWSTB1 to NEWSTB2 impress...

Page 167: ...re than 50 The sequence is shown on TIMING CHART When print duty is more than 50 IC520 pin 45 NEWSTB1 and IC501 pin 103 STB1 are the same signal IC520 pin 44 NEWSTB2 and IC501 pin 104 STB2 are the same signal Print speed of one line 4 608msec x 2 9 216msec TIMING CHART i Print Duty 50 or less 167 ...

Page 168: ...ty more than 50 7 4 4 SCANNING BLOCK The scanning block of this device consists of a control circuit and a contact image sensor made up of a celfoc lens array an LED array and photoelectric conversion elements 168 ...

Page 169: ...and converted into 8 bit data by the A D converter inside IC501 Then this signal undergoes digital processing in order to obtain a high quality image 7 4 5 STEPPING MOTOR DRIVE CIRCUIT TX 1 Function The stepping motor works for transmission 2 Motor During motor driving pin 131 of ASIC IC501 becomes a high level and Q507 Q504 turns ON As a result 24V is supplied to the motor coil Stepping pulses ar...

Page 170: ...ttern Speed Copy Fine or photo 1 2 432 pps t 1 432 Super Fine 1 2 216 pps t 1 216 Paper Feed 1 2 432 pps t 1 432 Stand by All phases are currently off None The motor suspends while it is in the receive mode about 70 80 msec pin 131 of ASIC IC501 170 ...

Page 171: ...RX 1 Function The stepping motor works for reception 2 Motor During motor driving pin 124 of ASIC IC501 becomes a high level and Q503 Q502 turns ON As a result 24V is supplied to the motor coil Stepping pulses are output from ASIC IC501 pins 120 123 causing driver IC508 pins 16 13 to drive the Motor Coil The motor coil is energized sequentially in 2 phase increments which causes a 1 step rotation ...

Page 172: ...4 of ASIC IC501 becomes a low level and Q503 turns OFF Then Q502 also turns OFF and instead of 24 V 5 V is supplied through D501 so that the motor is held in place When the system is in the stand by mode all of the motor drive transistors turn OFF Consequently the motor current stops 7 5 GEAR SECTION Refer to GEAR SECTION for Gear operation 7 6 SENSORS AND SWITCHES All of the sensor and switches a...

Page 173: ...2 Cover Open SW CHECK COVER Sensor Locations 7 6 1 DOCUMENT TOP SW SW352 REMOVE DOCUMENT When a document is brought to the read position the SW turns ON and the input signal of IC301 6 pin Operation becomes a low level When there is no document at the read position the SW turns OFF and the input signal of IC301 6 pin Operation becomes a high level Operation Board Photo transistor Signal IC301 6 pi...

Page 174: ...level Set document ON Low level 7 6 3 COVER OPEN SW SW502 COVER OPEN When the operation panel cover is closed and a film is set the SW becomes ON and the input signal of IC520 36 pin Digital becomes a low level When the cover is opened the SW becomes OFF and the input signal of IC520 36 pin Digital becomes a high level Sensor Board SW Signal IC520 36 pin Cover open OFF High level Cover closed ON L...

Page 175: ...to transistor turns OFF The input signal of IC501 19 pin becomes a high level Usually the shelter plate is lifted the photo transistor turns ON and the input signal of IC501 19 pin becomes a low level Photo transistor Signal IC501 19 pin Recording paper top OFF High level No recording paper ON Low level 7 7 MODEM SECTION 7 7 1 FUNCTION The unit uses a 1 chip modem IC505 that serves as an interface...

Page 176: ...ons of the International Telecommunications Union ITU investigates and make recommendations on international standards for facsimiles 2 Definition of Each Group Group I G1 Official A 4 size documents without using formats which reduce the band width of a signal are sent over telephone lines Determined in 1968 Transmission for about 6 minutes at a scanning line density of 3 85 lines mm Group II G2 ...

Page 177: ...he procedure for the transmitting facsimile messages Phase D Post message procedure Phase D is the procedure for confirming that the message is completed and received For continuous transmission phase B or phase C is repeated for transmission Phase E Call retrieval Phase E is the procedure for call retrieval that is for circuit disconnection 4 Concerning Transmission Time Transmission Time Control...

Page 178: ...1 dimension MH Mode 2 dimension MR Mode K 2 4 Resolution Main Scan 8 pel mm Sub Scan 3 85 7 7l mm Line Synchronization Signal EOL Signal 1 Line Transmission Time ms line Depends on the degree of data reduction Minimum Value 10 20 Can be recognized in 40ms 6 Explanation of Communication and Compression Technology a G3 Communication Signals T 30 Binary Process For G3 Facsimile communication this is ...

Page 179: ...ws Signal DCS Digital Command Signal Identification Signal Format X1000001 Example Some models do not support the following items Bit No DIS DTC DCS 1 Transmitter T 2 operation 2 Receiver T 2 operation Receiver T 2 operation 3 T 2 IOC 176 T 2 IOC 176 4 Transmitter T 3 operation 5 Receiver T 3 operation Receiver T 3 operation 6 Reserved for future T 3 operation features 7 Reserved for future T 3 op...

Page 180: ... 4mm R8 7 7 lines mm and or 200 200 pels 25 4mm 16 Two dimensional coding capability Two dimensional coding capability 17 18 0 0 0 1 1 0 1 1 Recording width capabilities 1728 picture elements along scan line length of 215 mm 1 1728 picture elements along scan line length of 215 mm 1 2048 picture elements along scan line length of 255 mm 1 2432 picture elements along scan line length of 303 mm 1 17...

Page 181: ...ty T 6 coding enabled 32 Extend field Extend field 33 0 1 Validity of bits 17 18 Bits 17 18 are valid Bits 17 18 are invalid Recording width Recording width indicated by bits Recording width indicated by this information 34 Recording width capability 1216 picture elements along scan line length of 151 mm 1 Middle 1216 elements of 1728 picture elements 35 Recording width capability 864 picture elem...

Page 182: ... side optimizes the automatic equalizer etc according to this signal TCF Training Check Sends 0 continuously for 1 5 seconds at the same speed as the training signal CFR Confirmation to Receive X0100001 Notifies the sending side that TCF has been properly received If TCF is not properly received FTT To Train X0100010 is relayed to the sender The sender then reduces the transmission speed stage and...

Page 183: ...cted and the resistors inside IC are selected by the select signals from ASIC IC501 ADR0 ADR4 pin 83 87 Commands are written through the data bus and all processing is controlled by the ASIC IC501 according to ITU T procedures Here the INT signal dispatched from IRQ pin 60 of IC505 to the ASIC IC501 implements post processing This modem IC505 has an automatic application equalizer With training si...

Page 184: ...around 3 kHz and maintain a constant receiving sensitivity It can be set in the service mode Refer to CHECK SHEET 3 DTMF Transmission Monitor tone The DTMF signal generated in the modem IC505 is output from pin 44 and the NCU section to the telephone line the same as facsimile transmission signals DTMF Monitor Tone Refer to CHECK SHEET 4 Busy Dial Tone Detection The path is the same as FAX receivi...

Page 185: ...NIT BLOCK DIAGRAM 7 9 NCU SECTION 7 9 1 GENERAL This section is the interface between the telephone line and external telephone It is composed of an EXT TEL line relay RLY101 bell detection circuit pulse dial circuit TAM interface circuit line amplifier and sidetone circuits and a multiplexer 7 9 2 EXT TEL LINE RELAY RLY101 1 Circuit Operation Normally this relay switches to the external telephone...

Page 186: ...IC501 138 LINE RLY High Level CN517 12 CN101 12 Q102 ON RLY101 ON DC Loop ON 7 9 6 LINE AMPLIFIER AND SIDE TONE CIRCUIT 1 Circuit Operation The reception signal output from the line transformer T101 is input to pin 2 of IC101 via C112 and R112 and then the signal is amplified at pin 1 of IC101 and sent to the reception system at 11 6dB The transmission signal goes through C571 and R579 and enters ...

Page 187: ...is modulated in an FSK Frequency Shift Keying format Data 0 is a 1200 Hz sine wave and data 1 a 2200 Hz sine wave There are two type of the message format which can be received i e the single data message format and multiple data message format The multiple data format allows to transmit the name and data code information in addition to the time and telephone number data When there is multiple dat...

Page 188: ...7 10 ITS Integrated Telephone System AND MONITOR SECTION 7 10 1 GENERAL 188 ...

Page 189: ...3 HANDSET CIRCUIT 1 Function This circuit controls the conversation over the handset i e the transmitted and received voices to and from the handset 2 Signal path Transmission signal Refer to CHECK SHEET 3 Signal path Reception signal Refer to CHECK SHEET 7 10 4 MONITOR CIRCUIT 1 Function This circuit monitors various tones such as 1 DTMF tone 2 Alarm Beep Key tone Bell 2 Signal path A DTMF MONITO...

Page 190: ...etect approximately 5 seconds of no sound detection B If no sound is detected the unit will switch to FAX receiving and disconnect the external TAM automatically If the unit cannot detect the CNG signal or no sound for about 30 seconds the unit will disconnect the line C Attention 1 No sound detection lasts 20 seconds after the telephone call is received at the answering machine If there is no sou...

Page 191: ...l board Signal path Refer to CHECK SHEET 3 Remote receiving This is the parallel connected DTMF signal for the TEL or EXT TEL mode between T and R When the other party is a FAX the unit switches to FAX receiving Signal Path Detects the DTMF signal in the MODEM 7 12 OPERATION BOARD SECTION The unit consists of a LCD Liquid crystal display KEYs and LEDs light emitting diodes They are controlled by t...

Page 192: ...l drive R303 R305 and R306 are density control resistors Consequently in this unit the timing positive clock is generated by the LCD interface circuitry in the gate array IC301 DIsplay mode Density Normal Darker 2 lines X1 0 LED1 IC301 22pin H L XLD15 IC301 21pin L L X1 5 LED1 H H XLD15 Hi Z L 7 14 POWER SUPPLY BOARD SECTION 192 ...

Page 193: ... filter circuit decreases the noise voltage and the noise electric field strength Rectifier Circuit The input current is rectified by D101 D104 and charges C106 to make DC voltage Then it supplies power to the converter circuit Kick on voltage circuit Bias is applied to the Q101 gate via this circuit when the AC power is turned on and Q101 begins operating 193 ...

Page 194: ...follows L D1 Load L Then the power is supplied to the Load When Q1 is ON power is not output from the secondary side The output voltage is fed back in the control IC according to the error amp rectifier Then depending on how TON is controlled stabilization occurs Also when the current load becomes too large in order to decrease the voltage output the increase in is controlled and the output voltag...

Page 195: ...r In this power supply the duty ratio is defined by changing the ON period of the main transistor This is shown as follows When the output voltage of the 24V circuit increases the current of the photo coupler PC101 increases the pulse width of the output control IC becomes narrower and the ON period of Q101 becomes shorter Over Current Limiter O C L The highest drain current Q101 is limited by a l...

Page 196: ...heck the power supply output Refer to POWER SUPPLY BOARD SECTION 8 REFERENCE MATERIAL DATA 8 1 TERMINAL GUIDE OF THE ICs TRANSISTORS AND DIODES 8 2 HOW TO REPLACE THE FLAT PACKAGE IC Even if you do not have the special tools for example a spot heater to remove the Flat IC with some solder large amount a soldering iron and a cutter knife you can easily remove the ICs that have more than 100 pins 19...

Page 197: ...ht damage the foil by overheating Flux HI115 Specific gravity 0 863 Original flux should be replaced daily 8 2 2 FLAT PACKAGE IC REMOVAL PROCEDURE 1 Put plenty of solder on the IC pins so that the pins can be completely covered Note If the IC pins are not soldered enough you may give pressure to the P C board when cutting the pins with a cutter 2 Make a few cuts into the joint between the IC and i...

Page 198: ... the board remove all solder left on the land with some tools like a soldering wire If some solder is left at the joint on the board the new IC will not be attached properly 8 2 3 FLAT PACKAGE IC INSTALLATION PROCEDURE 1 Temporarily fix the FLAT PACKAGE IC soldering the two marked pins 198 ...

Page 199: ...l pins of the FLAT PACKAGE IC 3 Solder the pins sliding the soldering iron in the direction of the arrow 8 2 4 BRIDGE MODIFICATION PROCEDURE 1 Lightly resolder the bridged portion 2 Remove the remaining solder along the pins using a soldering iron as shown in the figure below 8 3 TEST CHART 199 ...

Page 200: ...8 3 1 ITU T No 1 TEST CHART 8 3 2 ITU T No 2 TEST CHART 200 ...

Page 201: ...9 FIXTURES AND TOOLS 201 ...

Page 202: ...10 CABINET MECHANICAL AND ELECTRICAL PARTS LOCATION 10 1 GENERAL SECTION 202 ...

Page 203: ...10 2 OPERATION PANEL SECTION 203 ...

Page 204: ...10 3 BACK COVER SECTION 204 ...

Page 205: ...205 ...

Page 206: ...10 4 UPPER CABINET SECTION 206 ...

Page 207: ...10 5 LOWER CABINET P C BOARD SECTION 207 ...

Page 208: ...CROSS REFERENCE MOTOR SECTION 10 6 MOTOR SECTION 208 ...

Page 209: ...10 7 ACTUAL SIZE OF SCREWS 11 ACCESSORIES AND PACKING MATERIALS 209 ...

Page 210: ...12 REPLACEMENT PARTS LIST Notes 1 RTL Retention Time Limited Note 210 ...

Page 211: ...ty notice Components identified by mark have special characteristics important for safety When replacing any of these components use only manufacture s specified parts 3 The S mark means the part is one of some identical parts For that reason it may be different from the installed part 4 ISO code Example ABS HB of the remarks column shows quality of the material and a flame resisting grade about p...

Page 212: ... LEVER CASSETTE PS HB 32 PFKV1071Y1 COVER U TURN PS HB 33 PFKS1039W TRAY CASSETTE PLATE PS HB 34 PFHG1088Z RUBBER PARTS PAPER SEPARATION 35 PFUS1414Z TORSION SPRING PICK UP 36 PFUS1409Z TORSION SPRING EARTH 37 PFQT1945Z INDICATION LABEL OPEN 38 PFQT1932U INDICATION LABEL PAPER SET 39 PFKR1028Y1 GUIDE DOCUMENT R ABS HB 40 PFKR1027X1 GUIDE DOCUMENT L ABS HB 41 PFDG1293Z GEAR DOCUMENT POM HB 42 PFUS1...

Page 213: ... UPPER CABINET SECTION Ref No Part No Part Name Description Remarks 91 PFKM1103Z1 CABINET BODY MAIN PS V0 92 PFJS11Q69Y CONNECTOR 11 PIN 93 PFHR1189Y GUIDE HOLDER HEAD L POM HB 94 PFHR1190Y GUIDE HOLDER HEAD R POM HB 95 PFJHS026Z PRINTER UNITS THERMAL HEAD S 96 PFHX1606Z SPACER HEAD SHEET 97 PFHX1607Z SPACER HEAD SHEET 98 PFHX1608Z SPACER RIBBON GUIDE SHEET 99 PFQT1666Z INDICATION LABEL BLUE GEAR ...

Page 214: ...DE1133Z SPACER DELAY POM HB 140 PFDF1087Z SHAFT DOC SEPARATION POM HB 141 PFDR1014Z ROLLER DOC SEPARATION 12 1 5 MOTOR SECTION Ref No Part No Part Name Description Remarks 151 PFUA1041Y CHASSIS GEAR BASE PBT ABS V1 152 PFDX1022Z GEAR ASS Y TORQUE LIMIT POM HB 153 PFDG1151Z GEAR POM HB 154 PFDG1287Z GEAR POM HB 155 PFDG1150Z GEAR POM HB 156 PFDG1149Z GEAR POM HB 157 PFUS1231Y COIL SPRING 158 PFDG11...

Page 215: ...TION COVER P5 XZB20X35A04 PROTECTION COVER P6 PFPH1030Z PACKING SHEET P7 XZB20X30A04 PROTECTION COVER 12 2 DIGITAL BOARD PARTS Ref No Part No Part Name Description Remarks PCB1 PFWP1FHD332C DIGITAL BOARD ASS Y RTL ICs IC501 C1ZBZ0001896 IC IC503 PFVIMS5148EF IC S IC505 PFVIR676812 IC IC507 PFVII5510011 IC IC508 PFVIT2003APS IC S IC509 PQVITC4066BF IC S IC510 PFVIT2003APS IC S IC511 PFVINJM4558M IC...

Page 216: ...PIN S CN508 PQJS08X54Z CONNECTOR 8 PIN CN512 PQJP3G30Y CONNECTOR 3 PIN S CN515 PQJP5G30Y CONNECTOR 5 PIN S CN516 PQJP05G100Z CONNECTOR 5 PIN CN517 PQJP16A19Z CONNECTOR 16 PIN S FUSE RESISTORS F503 PFRB0031125T FUSE RESISTOR S F504 PFRB0031125T FUSE RESISTOR S CERAMIC FILTERS L506 PFVF1A121ST CERAMIC FILTER L514 PFVF1A121ST CERAMIC FILTER COILS L512 PQLQR2KA20T COIL S L519 PQLQR2KA113 COIL S L522 P...

Page 217: ...1 100 L517 ERJ3GEYJ101 100 L518 ERJ3GEY0R00 0 L520 ERJ3GEY0R00 0 L525 ERJ3GEYJ101 100 L526 ERJ3GEYJ101 100 L527 ERJ3GEYJ101 100 L528 ERJ3GEYJ101 100 L529 ERJ3GEYJ101 100 L530 ERJ3GEY0R00 0 R501 ERJ3GEYJ562 5 6k R502 ERJ3GEYJ472 4 7k R503 ERJ3GEYJ101 100 R504 ERJ3GEYJ181 180 R505 ERJ3GEYJ101 100 R506 ERJ3GEYJ181 180 R507 ERJ3GEYJ101 100 R510 ERJ3GEYJ101 100 R511 ERJ3GEYJ101 100 R512 ERJ3GEYJ101 100...

Page 218: ...J3GEYJ272 2 7k R559 ERJ3GEYJ103 10k R560 ERJ3GEYJ103 10k R561 ERJ3GEYJ472 4 7k R563 ERJ3GEYJ221 220 R564 ERJ3GEYJ103 10k R565 ERJ3GEYJ222 2 2k R566 ERJ3GEYJ102 1k R567 ERJ3GEYJ102 1k R568 ERJ3GEYJ103 10k R569 ERJ3GEYJ683 68k R570 ERJ3GEYJ474 470k R571 ERJ3GEYJ105 1M R572 ERJ3GEYJ185 1 8M R573 ERJ3GEYJ222 2 2k R574 ERJ3GEYJ152 1 5k R575 ERJ3GEYJ103 10k R576 ERJ3GEYJ103 10k R577 ERJ3GEY0R00 0 R579 E...

Page 219: ...3GEYJ331 330 R678 ERJ3GEYJ563 56k R679 ERJ3GEYJ562 5 6k R680 ERJ3GEYJ472 4 7k R681 ERJ3GEYJ101 100 R682 ERJ3GEYJ103 10k R683 ERJ3GEYJ472 4 7k R684 ERJ3GEYJ472 4 7k R685 ERJ3GEYJ101 100 R688 ERJ3GEY0R00 0 R699 ERJ3GEY0R00 0 R700 ERJ3GEY0R00 0 R701 ERJ3GEY0R00 0 R702 ERJ3GEYJ102 1k R703 ERJ3GEYJ102 1k R704 ERJ3GEYJ102 1k R705 ERJ3GEYJ103 10k R719 ERJ3GEYJ472 4 7k R720 ERJ3GEYJ103 10k R721 ERJ3GEYJ10...

Page 220: ... C537 ECUV1H104ZFV 0 1 S C538 ECUV1H104ZFV 0 1 S C539 ECUV1H101JCV 100P S C540 ECUV1H100JCV 10P S C541 ECUV1H100JCV 10P S C542 ECUV1H104ZFV 0 1 S C543 ECUV1H104ZFV 0 1 S C545 ECUV1H104ZFV 0 1 S C546 ECUV1H104ZFV 0 1 S C547 ECUV1H104ZFV 0 1 S C548 ECEA1CK101 100 S C549 ECUV1C104KBV 0 1 S C550 ECUV1H330JCV 33P S C551 ECEA1CK101 100 S C553 ECUV1H472KBV 0 0047 S C554 ECUV1H472KBV 0 0047 S C559 ECUV1H1...

Page 221: ...C604 ECUV1H102KBV 0 001 S C605 ECUV1H104ZFV 0 1 S C606 ECUV1H102KBV 0 001 S C609 ECUV1H104ZFV 0 1 S C610 ECUV1H104ZFV 0 1 S C611 ECUV1H104ZFV 0 1 S C614 ECUV1H104ZFV 0 1 S C618 ECUV1H102KBV 0 001 S C619 ECUV1H104ZFV 0 1 S C620 ECUV1H104ZFV 0 1 S C621 ECUV1H104ZFV 0 1 S C623 ECEA1CK101 100 S C625 ECEA1CK101 100 S C626 ECUV1H104ZFV 0 1 S C628 ECUV1H104ZFV 0 1 S C634 ECUV1H104ZFV 0 1 S C635 ECUV1H104...

Page 222: ...ECTOR 16 PIN S CN102 PFJJ1T01Z JACK S CN103 PFJJ1T01Z JACK S CN104 PQJJ1TB18Z JACK S CN105 PQJP02G100Z CONNECTOR 2 PIN SWITCH SW101 PFSH1A011Z SWITCH HOOK COILS L102 PQLQR2KA213 COIL S L103 PQLQR2KA213 COIL S L104 PQLQR2KA213 COIL S L105 PQLQR2KA213 COIL S L107 PQLQR2KA113 COIL S L108 PQLQR2KA113 COIL S L109 PQLQR2KA113 COIL S L110 PQLQR2KA113 COIL S PHOTO COUPLERS PC101 0N3181 PHOTO ELECTRIC TRAN...

Page 223: ...J913 91k R125 ERJ3GEY0R00 0 R131 ERJ3GEYJ101 100 R132 ERJ3GEYJ473 47k R133 ERJ3GEYJ331 330 R134 ERJ3GEYJ562 5 6k R136 ERJ3GEYJ152 1 5k R137 ERJ3GEYJ331 330 R138 ERJ3GEYJ152 1 5k R139 ERJ3GEYJ183 18k R140 ERJ3GEYJ183 18k R141 ERJ3GEYJ394 390k R142 ERJ3GEYJ394 390k R143 ERJ3GEYJ222 2 2k R149 ERJ3GEYJ680 68 R151 ERJ3GEYJ473 47k R164 ERJ3GEYJ101 100 R165 ERJ3GEYJ472 4 7k R171 ERJ3GEYJ103 10k R172 ERJ3...

Page 224: ...001 S C175 ECUV1H681KBV 680P S C176 ECUV1H681KBV 680P S 12 4 OPERATION BOARD PARTS Ref No Part No Part Name Description Remarks PCB3 PFWP3FHD331M OPERATION BOARD ASS Y RTL IC IC301 MN7D032Z9J IC DIODE LED302 PQVDSLR325MC LED S LCD CN302 L5DAAFB00001 LIQUID CRYSTAL DISPLAY CONNECTOR CN301 PQJP8G43Y CONNECTOR 8 PIN S SWITCHES SW301 PQSH1A105Z PUSH SWITCH S SW302 PQSH1A105Z PUSH SWITCH S SW303 PQSH1A...

Page 225: ...H1A105Z PUSH SWITCH S SW334 PQSH1A105Z PUSH SWITCH S SW335 PQSH1A105Z PUSH SWITCH S SW336 PQSH1A105Z PUSH SWITCH S SW337 PQSH1A105Z PUSH SWITCH S SW352 PFSH1A002Z SWITCH DOCUMENT TOP SW353 PFSH1A002Z SWITCH DOCUMENT SET RESISTORS R302 ERJ3GEYJ271 270 R303 ERJ3GEYJ183 18k R305 ERJ3GEYJ222 2 2k R306 ERJ3GEYJ222 2 2k R313 ERJ3GEYJ221 220 R314 ERJ3GEYJ472 4 7k R315 ERJ3GEYJ101 100 R316 ERJ3GEYJ472 4 7...

Page 226: ...05 DIODE SI D102 PFVD1N4005 DIODE SI D103 PFVD1N4005 DIODE SI D104 PFVD1N4005 DIODE SI D105 PFVDAG01A DIODE SI D106 MA165 DIODE SI D107 MA4220 DIODE SI D108 PQVDERA1802 DIODE SI S D201 PFVDSF5LC20U DIODE SI S D202 PFVDD1NL20U DIODE SI S CONNECTORS CN31 PQJP2D98Z CONNECTOR 2 PIN CN301 PQJP7G30Z CONNECTOR 7 PIN TRANSFORMER T101 PFLT229V017 TRANSFORMER SEMI FIXED VARIABLE RESISTOR VR201 EVNDJAA03B53 ...

Page 227: ... S R137 PQ4R10XJ473 47k S R202 ERG2SJ152 1 5k R203 ERDS1FVJ470 47 R221 ERJ3GEYJ222 2 2k R222 ERJ3GEYJ222 2 2k R223 ERJ3GEYJ101 100 R224 ERJ3GEYJ273 27k R225 ERJ3GEYJ332 3 3k CAPACITORS C101 ECQU2A104MV 0 1 C102 ECQU2A473MV 0 047 C103 PFKDE2GA102K 0 001 S C105 PFKDE2GA222M 0 0022 C106 PFEU200SX220 220 S C108 ECKN3A222KBP 0 0022 C109 PFCEA35A47M 47 S C119 ECKD3A221KBP 220P C121 ECUV1H472KBV 0 0047 S...

Page 228: ...NSION CORD 5 PIN EC6 PQZZ5K6Z EXTENSION CORD 5 PIN EC7 PQZZ3K5Z EXTENSION CORD 3 PIN EC8 PQZZ8K18Z EXTENSION CORD 8 PIN EC9 PFZZ10K1Z EXTENSION CORD 10 PIN EC10 PQZZ2K13Z EXTENSION CORD 2 PIN KM79811245C0 BASIC FACSIMILE TECHNIQUE Note Tools and Extension Cords are useful for servicing They make servicing easy 13 PRINTED CIRCUIT BOARD 13 1 DIGITAL BOARD PCB1 13 1 1 DIGITAL BOARD COMPONENT VIEW 13 ...

Page 229: ...oscilloscope or a tester with a ground 2 The schematic diagrams and circuit board may be modified at any time with the development of new technology 15 SCHEMATIC DIAGRAM 15 1 ANALOG BOARD PCB2 15 2 DIGITAL BOARD PCB1 15 3 OPERATION BOARD PCB3 15 4 POWER SUPPLY BOARD PCB4 15 5 SENSOR BOARD PCB5 Y KXFHD332C 229 ...

Page 230: ...3 C119 C108 T101 C206 IC202 D201 C202 R224 R203 R202 5V GND GND 1 7 C201 C204 24 D202 C203 CN301 PRIMARY SECONDARY BOTTOM VIEW C101 ZNR101 R101 CN31 AC125V 5A SRF1257UC CAUTION F101 L101 D104 D103 D102 D101 C102 C103 R102 R103 C106 R105 C108 R104 D105 D106 R109 R106 R108 T101 G D S Q101 C109 D108 PC101 IC201 VR201 A K R PRIMARY SECONDARY C119 L103 1 C105 D107 J1 J2 J3 J4 N L C206 IC202 D201 C202 C...

Page 231: ...SW502 SW501 CN501 CHECK PFUP1301ZA 1 3 KX FHD332C SENSOR BOARD PCB5 ...

Page 232: ...PC5 55 MCHG 56 RESET 57 GND 58 FLASHCS 59 PB4 A12 60 PB3 A11 61 PB2 A10 62 PB1 A9 63 PB0 A8 64 A3 C630 NC C603 NC C629 NC C505 NC IC523 20 A0 19 A1 18 A2 17 A3 16 A4 15 A5 14 A6 13 A7 3 A8 2 A9 31 A10 1 A11 12 A12 4 A13 5 A14 11 A15 10 A16 6 A17 9 A18 24 VSS 8 VDD 32 OE 30 CE 7 WE 29 D7 28 D6 27 D5 26 D4 25 D3 23 D2 22 D1 21 D0 PG L507 0 C628 Z0 1u RA509 100 1 2 3 4 5 6 7 8 RA510 100 1 2 3 4 5 6 7...

Page 233: ...3VA1 3 3VD XTEST 2 5V 2_5VBAT 3_3VBAT CN508 1 5v 2 TXD 3 RXD 4 RTS RA514 100 1 2 3 4 5 6 7 8 RA515 100 1 2 3 4 5 6 7 8 RA516 100 1 2 3 4 5 6 7 8 RA517 100 1 2 3 4 5 6 7 8 5VD TEST CN504 1 MICIN 2 AG 3 5V 4 DG 5 KSTART 6 KLATCH 7 KRXD 8 KTXD 9 KSCLK 10 RESET C527 Z0 1u C526 K1000p C516 Z0 1u C513 Z0 1u C621 Z0 1u C524 Z0 1u C533 Z0 1u C646 K0 01u C523 J15p C609 Z0 1u C611 Z0 1u C531 Z0 1u C537 Z0 1...

Page 234: ...K R580 150K R585 470K R581 10K R575 10K R566 1K R571 1M R574 1 5K R587 47K R579 30K R573 2 2K R569 68K R586 15K R570 470K R698 R577 0 R584 3 9K R572 1 8M R622 330 R590 220K R597 330K R600 47K R593 56K R697 R594 6 8K R583 33K Q508 Q509 Q511 Q524 Q510 C587 NC C562 NC 10K RA513 1 2 3 4 5 6 7 8 C561 NC C624 NC C670 K1000p C563 NC C600 J56p R732 NC IC509 1 2 3 4 5 6 7 VSS 8 9 10 11 12 13 14 VDD R695 3 ...

Page 235: ...IRQ2 122 SR3IN 123 RESERVED 123 124 RESERVED 124 125 DGND6 126 DVAA 127 AGND5 128 EYESYNC EYECLK EYEXY 5VA AG_M AG_M AG_M AG_M AG_M AG_M XCLK 3 3VD FTG VIDEO 3 3VD 5VD 5 CTS 6 DSR 7 DTR 8 GND 5VD AG_M AG_M 3 3VD 3VDCIS 5VD C577 K1000p C545 Z0 1u C553 K4700p C667 NC C540 J10p C549 K0 1u C665 NC C664 NC C589 Z0 1u C535 Z0 1u C550 J33p C656 Z0 1u C547 Z0 1u C546 Z0 1u C583 Z0 1u C573 K0 1u C575 Z0 1u...

Page 236: ...55 NC R159 NC C153 NC R158 NC C123 NC C120 NC C121 NC R121 330 1 4W C119 NC R125 0 Q109 NC R128 NC R127 NC R126 NC R113 NC R129 NC 5VA C126 NC C127 NC C128 NC C129 NC R130 NC C159 K0 01u R164 100 R165 4 7K 5VA SW101 1 3 2 4 PC106 NC 1 2 3 4 5VA R166 NC D109 NC Q106 JJ104 0 JJ106 0 C175 K680P R174 NC R171 10K NC R170 NC C174 5VA JJ108 0 10K R172 IC102 1 CD 2 FC2 3 FC1 4 VIN 5 V01 6 VCC 7 GND 8 VD2 ...

Page 237: ... 1 2 3 4 L101 NC 3 2 4 1 JJ101 0 JJ102 0 R104 0 C105 NC NC C106 NC C107 5VA 5VA C133 6 3V47u NC C141 K0 01u C138 K0 01u C137 5VA D108 NC C151 NC C152 NC D107 NC 4 3 1 2 R151 47K PC103 NC 1 2 3 4 ZNR101 NC Q104 NC Q105 NC R146 NC R147 NC R144 NC R145 NC C143 NC R148 NC R135 NC C135 NC C144 NC D110 NC D111 NC T102 NC 2 1 5 3 R137 330 C136 6 3V47u R149 68 L112 0 R109 220 1 4W C109 K0 033u PC105 1 2 3...

Page 238: ... 0068u R353 22K Q301 R354 150 R355 560K R356 3 3K C353 J330P C351 K0 01u R306 2 2K C311 Z0 1u NC R307 SW327 R312 270 LED301 NEW MESSAGES CN301 1 MICIN 2 AG 3 5V 4 DG 5 KSTART 6 KLATCH 7 KRXD 8 KTXD 9 KSCLK 10 RESET 5V IC301 30 RESET 31 SCLK 32 RXD 33 TXD 34 LATCH 35 START 42 KIN0 3 KIN1 7 KIN2 8 KIN3 11 KIN4 12 KIN5 13 KIN6 14 KIN7 43 KSL0 41 LED5 38 LED4 37 LED3 36 LED2 29 D7 28 D6 27 D5 26 D4 25...

Page 239: ...L101 ZNR101 R101 1M 470V L N CN31 1 GND R127 PC101 C124 0 1 1 8K C101 0 1 F101 5A125V D104 R105 0 22 2 R124 200 C121 4700p 4 5 3 6 2 7 1 8 R122 820 R125 10K D107 IC101 D108 R108 22 IC202 R109 22 D106 Q101 G R104 47K 2 T101 TRANS D201 1 24V 2 24V 3 24V 4 GND CN301 5 GND 6 GND 7 5V C202 1000p 1K D202 R223 IC201 C205 1 50 100 D S C204 47 35 C206 R205 1000p 1K 0 KX FHD332C POWER SUPPLY BOARD PCB4 Cycl...

Page 240: ...CN501 1 COVER OPEN 2 READ 3 GND SW501 READ SW502 COVER OPEN SW 1 3 2 4 KX FHD332C SENSOR BOARD PCB5 ...

Page 241: ...ET XRESET XBACKEN RESET IC 3 3V BATT 2 5V BATT BATT 24MHz 32 768KHz TX RX TO ANALOG P C B A 12 0 RBA 5 0 A 4 0 5V XRAS XCAS A 9 0 D 7 0 XRD XWR XRAS XCAS IC503 DRAM A 7 4 RBA 5 0 PTOP FILM DETECTION COVER OPEN SENSOR LED ON PS501 Sensor P C B 3 3V CN504 CN503 CN505 CN515 CN516 CN506 CN517 SW501 SW502 TX 3 0 TXE IC508 IC510 MOTOR DRV MOTOR DRIVE CISLEDON IC520 IC520 GATE ARRAY DIR G XCAS2 A B 32 25...

Page 242: ... GND VCC 3 4 1 2 7 6 5 8 SPMUTE LINEOUT LINEIN SPKRP MICP SPKRM MICM R582 R576 C573 C577 PIA 61 62 60 69 72 71 OF MREN C570 R575 C670 R573 5V R571 R571 R572 C568 Q508 R574 C601 R566 IC501 32 31 C579 IC511 12V R597 R587 R584 R586 C576 HSRXEN R593 C586 Q510 R591 HSTXMUTE C581 R583 IC511 12V R585 MDMTXEN TONE1EN R579 R580 C571 C572 R569 TONE1 TONE2 R600 R568 Q511 TONE2EN MODEM IC IC505 L104 L105 POS1...

Page 243: ...301 CN504 IC501 ASIC LCD MODULE GATE ARRAY IC301 CN302 DOCUMENT TOP SW DOCUMENT SET SW 8x5 KEYS MATRIX LED LED2 DIGITAL BOARD OPERATION BOARD XL9 10 KIN0 7 KSL0 4 KX FHD332C OPERATION BOARD BLOCK DIAGRAM ...

Page 244: ...625 R626 R724 R725 C630 R726 R727 R543 R602 R557 L530 R541 R540 R539 R538 R542 C523 R533 C518 2 5V C515 C514 C620 C618 R620 C509 C646 R681 R663 R513 R511 R510 R517 R515 C516 C526 C527 R656 R731 C629 R550 R723 R720 R722 R503 R699 L533 R700 R505 R703 R506 C603 R701 C622 R507 R518 D502 D505 D504 R520 R536 Q504 E Q502 E R502 L522 R721 R655 R654 R669 C525 C611 R544 J501 D503 R532 R531 R604 R629 C547 R6...

Page 245: ...L525 L526 L527 L528 L529 R501 R519 F503 C501 C543 C502 R526 R657 R599 R658 R728 C605 R621 R529 R705 R551 R560 R682 R556 R631 C531 CE1 D7 D6 D0 A0 A1 A2 A3 CE2 WR RD ROMCS A10 A7 A9 A8 A15 A16 A18 A14 A17 A13 A11 A4 A5 A6 A12 A19 D4 D2 D5 D1 D3 C575 C535 R740 C657 C665 R711 AG M 1 CN509 3 L509 R590 24VA 12V AG CN503 Q518 2 5V MFCS 2 5V BAT Q505 RESET PFUP1298ZA 3 3VD CN505 CN515 CN516 CN504 5VD 1 1...

Page 246: ...52 J1 J23 J21 1 2 CN105 C103 CN103 J14 J12 R105 J13 ZNR101 C126 C125 JJ106 R160 D113 D103 J18 PC102 PC105 PC103 PC106 PC104 J22 J56 J54 J27 J17 J26 D115 C181 C156 C152 C151 D109 D102 D101 R154 R120 R121 JJ113 Q107 E D114 C157 C155 C153 JJ107 J24 J58 J20 J19 J7 J59 CN101 16 1 R178 R177 JJ103 D111 D106 J25 J11 C132 C136 C133 C171 C170 C174 D105 SW101 L112 KX FHD332C ANALOG BOARD PCB2 COMPONENT VIEW ...

Page 247: ... R102 R127 R113 C128 C121 C111 C120 C127 R129 R128 R111 C101 C129 C113 R130 R119 R101 R126 C117 C141 C143 R144 R143 R114 C116 C119 C104 R118 C124 C112 R125 C115 C122 R122 R123 C123 R124 R112 R115 C114 R116 R146 IC101 R145 C144 R140 R139 C178 R163 Q110 Q111 C107 C137 C138 C134 R131 R134 R135 R147 R136 R170 R172 R173 C172 C173 R176 C175 C176 R175 R174 R165 R164 C159 R171 IC102 8 1 4 5 R132 C135 Q103...

Page 248: ...SH REDIAL PAUSE ERASE PLAY MESSAGE SP PHONE MONITOR SW323 SW321 SW322 NAVIGATOR SW303 LED301 J315 SW325 SW327 PFUP1300ZA AUTO ANSWER SW332 SW329 S4 S5 LOWER MENU NEXT PREV SW330 SW331 J311 J312 J303 PCB CH SW320 SW319 SW328 SW333 CALLER ID HELP SW301 FAX START SET CN303 CN301 C303 C354 COPY STOP J304 J305 SW326 SW305 SW310 SW315 SW308 SW313 SW318 SW306 SW311 SW316 SW307 SW312 SW317 SW302 KX FHD332...

Page 249: ...5 R352 R351 C352 Q301 C306 R303 R306 R307 R305 C309 33 34 23 22 12 11 1 44 C353 D301 C351 C310 C311 C317 SW353 R317 R316 R313 R326 10 1 R325 R324 R323 R322 R318 SW352 R314 R321 R320 R304 C304 C302 R302 R312 C314 KX FHD332C OPERATION BOARD PCB3 BOTTOM VIEW ...

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