Panasonic KX-W1000 Service Manual Download

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Summary of Contents for KX-W1000

Page 1: ...rd Processor KX W1000 Panasonic Matsushita Services Company Division of Matsushita Electric Corporation of America 50 Meadowland Parkway Secaucus New Jersey 07094 Matsushita Electric of Canada Limited...

Page 2: ...into Mask ROM IC7 from Suffix D li Logic Board Schematic Page 6 7 Added LELIIIIIS 24 Li 1 6 1 2 Jezeezee 1016 XTW3 10S XTW3 105 Screw 3x10mm PJHG717Z Rubber Cushion XTW3 12S Screw 3x12mm PJWI2W1000M N...

Page 3: ...E Correction Please correct the service manual with following information 4 2 Power Supply b 5 V Power Supply and Reset Circuit RESET SIGNAL POINT Timing Chart OUTPUT 12 n Power ON Power OFF OUTPUT 10...

Page 4: ...CER ERE 2 4 Ribbon Feed Molter iccuxcan eeavewar sted tas tees 2 4 Daisy Drive UN 2 5 2 5 2 5 2 6 2 i 2 6 CarmlerCable oi cad cane se haces mada Cx RUNS X 2 6 Camer Cabe WME uossscearowsiRuSIiE I EO 2...

Page 5: ...Logic Board Connection 6 1 62 Explanatlon of COHneGEOIS im s im 6 2 6 3 6 4 64 Sehematic DIaGrE lTIS siete so a evat e Rr eri Ro oe lt HO RERO 6 7 6 5 Trouble Shoatintg RYE p 6 9 Section 7 Parts Catal...

Page 6: ...meric keys Correction Memory 1 line EN List Phrase Text 50 000 characters Line Formats 1 format Battery Backup Approx 5 years User Phrase Margin Accu Spell Plus User Dictionary 120 words 480 x 128 dot...

Page 7: ...Key LIST Key Accu Spell Plus Pitch Key ADD Key Line Spacing Key Accu Spell Plus Keyboard Key SC NEXT Key Accu Spell Plus ON OFF Key Accu Spell Plus LCD Display Contrast Knob Platen Knob Power Switch H...

Page 8: ...aw sets releases Paragraph Indent CODE td i ineraxsgi unus moves the carriage by 1 60 inch Micro Spacing stores line spacing to text CODE L changes margin format CODE O recalls Margin Format O GODERP...

Page 9: ...decimal points at the preset tab stops CODE TABCLR Clears all tabs and margins CODE RETURN searches the return mark while executing the word search command or the word replace command CODE LOCK Preset...

Page 10: ...es a normal key If 0 appears in the chart exit this mode by pressing the RETURN key and refer to the matrix chart on the next page to determine which key is abnormal Repair or replace the abnormal key...

Page 11: ...e displayed as follows NORMAL ABNORMAL Check ROM ROM RAM OK Check DRAM Check SRAM ROM RAM OK Check ROM RAM 4 LCD Check This mode is used for checking LCD 1 Press the number 4 key to execute the LCD ch...

Page 12: ...writes test data to tracks 0 40 and 79 on the disk and reads the data then checks whether the data is correct or not The results of test are displayed as follows ABNORMAL Check WRITE Check READ FDD R...

Page 13: ...mage release clamp by pulling away from Board as illustrated when removing the flat cable When reinstalling the flat cable insert itand then push clamp fully toward Board Replace in the reverse order...

Page 14: ...onnector CN1 the Carrier Spacing Motor connector CN2 the Paper Feed Motor connector CN4 the Carrier flat cable CN3 and the FDD flat cable CN9 from the Main Logic Board 3 Remove the 5 screws and lift o...

Page 15: ...he Power Transformer and AC Cord please follow the procedure below 1 Carefully strip the lead ends and twist the wires together 2 Fully insert the wire end into the closed end connector Crimp ON Type...

Page 16: ...y from the end of the Carrier Shaft 7 Carefully slide the Carrier Shaft to the right 8 Remove the Carrier Replace in the reverse order Carrier Shaft Carrier Rear Guide Ribbon Holder 2 9 Ribbon Holder...

Page 17: ...he E rings from the Hammer Pivot Shaft 2 Slide the Shaft to the left and remove the Hammer with the plastic washer and spring 3 Remove the 2 screws from the Hammer Solenoid 4 Remove the Solenoid 5 Uns...

Page 18: ...or 1 Remove the E ring from the Paper Feed Gear Shaft 2 Remove the Paper Feed Gear 3 Remove the 2 screws and pull the Motor downward to remove it 4 Unsolder the Motor leads Replace in the reverse orde...

Page 19: ...ort cable end 3 full turns clockwise around the drum starting in the first groove and hold while proceeding with Step 3 3 Wind the long cable end 4 ful turns counterclockwise around the drum starting...

Page 20: ...ete revolution of the Intermediate Gear and Sector Gear provides 1 2 line space movement to the Platen As the Motor is ener gized it begins to rotate counterclockwise viewed from the top and its Gear...

Page 21: ...n both ends of the plat The design of the Latches provides secure latch without the need of adjustment and permits e Platen removal and replacement Note Hold the Paper Release Lever vertical when repl...

Page 22: ...Sensor to notify the CPU when the Carrier approaches its home posi tion the Home Detecting Lever is activated by the Card Holder and the Magnet Shutter mounted on the top of the Home Detecting Lever t...

Page 23: ...the desired point step by step Each step of the motor provides for 3 75 or one character spoke movement of the Daisywheel The home position of the Motor corresponds to the un derscore character on th...

Page 24: ...s to the far left then the Daisywheel Home Latch Lever is pushed inward by the left side frame and the Daisy Gear turns 2 revolu tions While the Daisywheel is turning the Home Latch Lever catches the...

Page 25: ...at the same time Display will read DAISY ADJ Manually push the Hammer toward the Daisywheel and observe the underscore spoke locator in relation to the Hammer groove If the Hammer is not aligned with...

Page 26: ...BI S100 30104n934 A21 010 3705 SNBY L 0 Bit 340194053 14323 13853 9 YOLBYNDIYAS 1081N02 Am AS A21 W311081N02 010420 1910 13538 W43AINO NO10U 133HMAS I UQ 1081N03 a bob cp mL TUNDIS 13534 Ll B 1081N02...

Page 27: ...ey data from the key matrix circuit which consists of 72 keys keyboard and 10 push switches of the control panel Then controls the 480 x 128 dots LCD drive the floppy disk drive through the floppy dis...

Page 28: ...regulator circuits and 18 V generator circuits VM Carrier Spacing Motor 12V Daisywheel Motor DC Motors Print Hammer Buzzer 5V Logic Circuit Floppy Disk Drive 18V LCD Voltage Condition At standby condi...

Page 29: ...at point A rises After the voltage at point A rises over about 4 6 V the reset signal which isL level is provided for 30 msec Timing Chart Power OFF OUTPUT 1 12 Pin RESET IC12 Pind 18 V Power Supply T...

Page 30: ...CS RAM 32KByte 162 Keyboard Function Switches RESONATOR 6 2 2 cs 2 52 EXPANSION ADORESS 913 91 8 LCDE WF OF LP ADORESS R0 812 Focs RSTOUT IC6 ROM 128KByte FOO Disk Change Signal Input FOO Interrupt Re...

Page 31: ...dress Bus FUNCTION RESONATOR Input 7 MHz CPU Mode Select 5 V CPU Mode Select 0 V z TBY Not used 5V Not used 5 V Phase Signal NC Carrier Spacing Enable BUZZER RAM Enable Signal FDD Disk Change Signal F...

Page 32: ...ea interface area and 16K byte operating program area Memory Map 64K byte DDRESS Used For po Internal Register CPU IC1 0020 0 0040 Internal 192 byte RAM CPU Expansion Memory Map 512K byte 2 IC4 32K by...

Page 33: ...ss other block circuits in the Gate Array and access the LCD and 4K byte RAM Gate Array 1C2 Block Diagram 2 RAn1 2 EXPANSION KEY SCAN KEY SCAN 3 8 MEMORY DECODER LAREGISTER DECODER ADDRESS GENERATOR 1...

Page 34: ...llowing chart FUNCTION RSTB RESET LCDE LCD Enable READ WRITE 15 14 Address Bus 13 Expansion Address Bus 72170 Key Data Input 5 Eek Ground 0 V Ground 0 V Expansion Address Bus A12 Address Bus Key Scan...

Page 35: ...port is turned to H level by the software and the RAM data can be accessed by the CPU IC3 RAM 2 FROM PIN Q 4 3 8 Memory Backup Circuit The circuit contains the lithium battery used to back up the phra...

Page 36: ...hrough the expansion input port and data bus DO D7 The scanning output line KS1 KS11 which is turned to Low level is determined by data written into the key scan register by the CPU The CPU then reads...

Page 37: ...9 LCE 80 21 HE 100 080 100 080 100 080 100 080 pu i 1075 00751268 0266 1926 p 0926 1816 10 0918 1795 085 105 a g TORTE t S 01721 1 t 1 t 1 1 1 i i 1 z 1 ______ e ENERET E NOWWOI 0211 904 4 1214908 5 U...

Page 38: ...m The LCD frame is used to fix the LCD panel to the LCD PCB at the best position so that each segment line is con nected printed pattern on the LCD PCB correctly CAUTION Don t disassemble the LCD fram...

Page 39: ...410 through the LCD controller 10409 3 LCD controller picks up the character code from VRAM area and display each character on the LCD 4 5 5 Segment and Common Driver Circuit Segment and common driver...

Page 40: ...a W is typed it is given a longer im pact time than a In this way each character has its own defined impact duration providing an even impression level This typewriter has three impression levels IMP...

Page 41: ...ated in the truth table SW501 ribbon feed sensor is used to monitor the position of the drive cam by detecting the position of a magnet mounted on the Gear SW502 paper feed sensor carrier home sensor...

Page 42: ...d through R26 R24 and R25 giving the motor less current while it is holding When P25 of IC1 is High VM is supplied through Q6 R24 and R25 giving the motor extra current needed for stepping The daisywh...

Page 43: ...UT Pin 10 driving the buzzer 12V The Buzzer is mounted on the Logic Board and sounds under the following circumstances 1 Sound of A A a Carrier enters Hot Zone b Carrier reaches right margin c Depress...

Page 44: ...the CPU can access directly and send a Write signal to the floppy disk unit in ac cordance with CPU command signal Also this circuit receives Read data RDT mixed clock and effective data from the flo...

Page 45: ...Not used Pull up 4 5 V Not used Not used Pull up 5 V Read Data Signal 16 MHz Resonator 16 MHz Resonator Pull down Ground Pull up 4 5 V Pull up 5 V Pull up 5 V Direction 4 20 Direction Description of S...

Page 46: ...agram 5 ess WHAC 10 mim er eee 1 E 1010 f i 1 1 L J 1 S29S9NV S8EE INE 2086624 121 4 i 1 sH 1 10J31u02 3ndjno 1299215 9 qaas Jouur sd 23203 E O 1140 034 E Str onm a 1 LE YIVO ALINA a a E E that ret 43...

Page 47: ...6 1 Circuit Diagram and Trouble Shooting Logic Board Connection Diagram 0 Paper Feed Carrier Home Sensor 128 x 480 Carrier dots LCD Z Board Carrier Spacing Motor Solenoid Floppy Disk Driver Keyboard 6...

Page 48: ...rrier Spacing Motor Drive PhaseB for Carrier Spacing Motor Drive 12V Phase A for Daisywheel Motor Drive Phase B for Daisywheel Motor Drive CN4 Sensor Connector Phase of Paper Feed Motor CN5 Keyboard C...

Page 49: ...r Drive RBP Phase of Ribbon Feed Motor Phase B for Daisywheel Motor Drive Phase of Ribbon Feed Motor 11 DSA PhaseA for Daisywheel Motor Drive Phase B for Daisywheel Motor Drive CN8 Control Panel Conne...

Page 50: ...DB1 DB5 Vss KS3 d AO DB2 DB4 AB 52 ROM1 2 kai GND DB3 A10 ROM2 D6 KS6 ROM1 11 RAM1 Do KS5 E A12 RAM2 05 KS4 LCDE A13 RAM3 91 KS3 KS7 A14 FDCS 4 04 KSB A15 RSTOUT 02 KS2 Voc VDD D3 KS1 KS9 HD63B3XP MB...

Page 51: ...UTRT 5 INPUT 6 6 INPUT 7 OUTPUT 7 COMMON 1062064 Voltage Control GND Input M5236L IC11 222 TT Sm 181712 15 818 EJE 318 18Tele la 5 5 2223 TC8566AF IC13 Output 10 9 8 7 6 5 4 3 2 1 TA7288P IC10 Reset O...

Page 52: ...MSM5298A MSM5299A 1 401 402 IC403 408 VAB A14 VR A12 WE Gera AF A13 VA13 A6 A8 NC A5 A9 4 11 E AS vD2 A2 A10 Al 0 1 07 100 1 06 1 01 1 05 1 04 VSS 1103 H65256BF IC410 1 OUTPUT 4 OUTPUT 1 INPUT 4 INPUT...

Page 53: ...TT ETIIITE o ROTER ON ORIVE SELO DIRECTION SEL STEP REDY WC DISK CHANG NC oooocoo iO 9 2 E o BELT 5 P 1 y en a ONATC a i 1 LINE HOME zl SENSOR 1 1 1 jl a i LINE FEED MOTOR oi 78 AZ No rom 5 e iMic EC...

Page 54: ...Board Schemati 089935 107935 009935 126935 026935 ud 192938 T 02035 22 L3 4 191938 091935 5 C wi O 00 3 en N ro 9192 ro 75 2192 Lo 58 SSE eo IC402 3901 2099 7075 50 e A mm AAA eee asa laos a 5 O 6 0 Q...

Page 55: ...K Check the NG paper feed system OK Check the NG print OK NG OK Check NG the FDD A 6 9 e Connect the AC power cord and power voltage should be nornal Power supply problem Initialization problem Paper...

Page 56: ...ck the transformer T1 Isthe PROBLEM voltage at Q1 emitte 18 volts OK e Check the power switch lead e Check the power switch Is the PROBLEM voltage at Q1 collector 12 volts OK Check the 12 V power supp...

Page 57: ...heck the LCD Does the carrier YES vibrate NO Watch the carrier direction RIGHT e Check the carrier home y sensor for a short LEFT e Check for broken e Check the daisywheel circuit in the carrier home...

Page 58: ...motor and feed mechanism e Check the DC motor controller IC10 e Check the platen clutch e Check the feed roller e Check the paper pan spring e Check the platen latch e Check the keyboard e Check the...

Page 59: ...essage CHECK RIBBON OK NG Is the ribbon empty Replace the NO ribbon cassette e Check the ribbon feed mechanism e Check the ribbon feed sensor SW501 e Check the hammer solenoid e Check the e Check the...

Page 60: ...vertical line abnormally e Check IC403 IC408 NO YES Does LCD display incorrect font e Check IC409 IC410 e Check IC2 on main NO PCB Does LCD display incorrect character YES e Check IC409 IC412 e Check...

Page 61: ...cable NO YES the disk NO turning YES Is NO 1C13 pin 45 pin 46 16 MHz YES NO the FDD head clean YES e Replace the FDD unit 6 15 e Replace the disk e Replace the FDD cable e Replace IC2 and IC13 e Chec...

Page 62: ...mark have special characteristics important for safety When replacing any of these components use only manufacturer s specified parts The 5 mark is for service standard parts and may differ from produ...

Page 63: ...106Z Parts Name and Description Upper Cover Assembly Paper Guide Front Cover Paper Stand Hard Cover AC Cord Cover Bottom Cover Assembly Floppy Disk Drive Complete FDD Plate Tilt Spring Tilt Shaft FG P...

Page 64: ...2 Chassis and Platen Lubrication 4 3 A PJOL G311S Grease Yr PJOL G948P Oil PJOL K1879 Grease PJOL SG3451 Grease 7 3...

Page 65: ...ail Shaft Bail Lever R Paper Releace Plate Spring Paper Release Carrier Shaft Paper Feed Motor Bracket Assembly Reed Switch SW502 Magnet Magnet Holder Paper Feed Gear Magnetic Shutter Home Detecting L...

Page 66: ...3 Carrier Lubrication 4 PJOL G311S Grease CJ PJOL 948P Oil Y PJOL K1879 Grease...

Page 67: ...ibbon Feed Gear Spring Adjust Holder Cam Follower Spring Cam Follower Cam Follower Rubber Cam Follower Daisywheel Motor Assembly Wheel Shaft Bushing Latch Lever Initialize Lever Spring Daisywheel Gear...

Page 68: ...DS5076Z XTW3 10522 1 Lu Parts Name and Description Keyboard Complete Key Top Support S Key Top Support L Key Top Support M Keyboard FPC Keyboard Frame Key Spring Key Spring LCD Front Cover Assembly Co...

Page 69: ...152 2562 24162 2582 Parts Name and Description Key Top L MAR Key Top MAR REL Key Top 1 Key Top 2 O Key Top 3 Key Top 4 Key Top 5 96 Key Top 6 Key Top 7 Key Top 8 Key Top 9 Key Top 0 Key Top Key Top Ke...

Page 70: ...et Remarks PABZ417Z Key Top M PABZ60Z 2612 6 PABZ62Z Key Top PABZ63Z Key Top SHIFT PABZ64Z 2652 Key Top t PABZ418Z Key Top CODE PABZ67Z Key Top RPT PABZ68Z Key Top SPACE PABZ419Z Key Top RELOC EXP 270...

Page 71: ...upply Parts No Parts Name and Description Per Set PJJA83Z AC Cord PJJT68Z Closed End Connector EST2011B Power Switch 1492 Power Switch Lead PJJN9Z ES Core PJLT5L22 Power Transformer XTW3 12S Screw 3x1...

Page 72: ...40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 61 62 63 64 3603 30 9NI1VH ONV 3dAL 3WVS HLIM ANO 39v 1438 3814 Bi dle 30 NSIY 1SNIVOV NOI LO310Bd 6 0111 21 2119 91 2a Parts Side View JM2...

Page 73: ...105 ERD25FJ220 ERD25FJ473 ERD25FJ223 ERD25FJ103 ERD25FJ472 ERD25FJ101 ERD25FJ561 ERX2SJ8R2S ERG2SJ121S ERD25FJ102 ERD25FJ683 ERD25FJ222 ERD25FJ103 EXBP88472K ERBP88103K IC IC RAM IC RAM IC ROM IC ROM...

Page 74: ...ter 1 C22 23 ECCD1H330JC 33P 50V Ceramic 2 C24 ECKD1H103ZF 0 01 50V Ceramic 1 S Other Parts BAT BR2325 1HC Lithium Battery 1 BUZ PJSCPKM22EPP Buzzer 1 PJJP37Z Connector Power Transformer 1 CN2 PJJP40Z...

Page 75: ...LCD Board and Volume Board s DOO afutut tut 7 14 Parts SideView...

Page 76: ...ERJ8GEYJ470 ERJ8GEYJ393 ECUM1H104ZFM ECEA1VKA100 ECUM1H104ZFM 2SA1037KRS PJJS476Z PJVCST700MT PJVV14B04 A PJJE152Z PJUP314Z Parts Name and Description Per Set IC 2 IC 6 IC 1 IC RAM 1 IC 1 IC 1 8 2K 1...

Page 77: ...301 304 EVQQS205K Push Switch 4 SW305 310 EVQQS205K Push Switch 10 1 1502 Lead Wire 5P 10 2 PJJE151Z Lead Wire 7P 10 3 PJUP313Z A Function Bare PCB A PJUP313Z B Function Bare PCB B Packing Materials P...

Page 78: ...Printed in Japan...

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