Manuals / Brother / Household Appliance / Sewing Machine

Brother BAS-311E Connectors, Connector positions Outside of the control box, Main PCB

Models: BAS-311E

1 150

Download 150 pages 53.38 Kb

Page 83

Image 83

Chapter 6 Power supply and electrical parts adjustment

4. Connectors

Most of the machine trouble is due to connector problems including improper connection or insufficient contact. There- fore, be sure to check if each connector is correctly inserted and that there is no contact failure between pins and wires before starting toubleshooting procedures.

■Connector positions Outside of the control box

Panel cord connector

Foot switch connector

Main PCB

P18

P19

P20 P24(OPTION) P21

Main P-ROM(MN)

P25

Motor P-ROM (MT)

P10

P17

P11

P12

P16

P13

P15	P14	P7	P6	P5
		BAS-311E.311EL.326E.326EL		75

Page 83

Image 83

Brother BAS-311E service manual Connectors, Connector positions Outside of the control box, Main PCB

Contents

BAS-326E,326EL Please read this manual before making any adjustmentsSERVICE MANUAL BAS-311E,311ELIndications z Safety indications and their meaningsSymbols DANGERDANGER x Notes on safetyInstallation SewingMaintenance and inspection CleaningMoving parts may cause injury c Warning labelsSafety devices Thread take-up cover Eye guard, Belt cover Finger guard, etcINDEX Explanation of modelsChapter 4. Adjustments Chapter 5. How to make up the work clamp Chapter 1. Mechanical description Chapter 1. Mechanical description1. Needle bar, thread take-up, lower shaft and shuttle hook mechanism e r q w t y u 2. Work clamp lifting mechanism 1 Solenoid type, 311EChapter 1. Mechanical description w e q r Work clamp lifting mechanism 2 311E, 311EL PneumatictypeWork clamp lifting mechanism 326E Chapter 1. Mechanical descriptionu i y o 3. Feed mechanism X axis 311E, 311EL, 326E, 326ELChapter 1. Mechanical description e r wey q Feed mechanism Y axis 311E and 311ELFeed mechanism Y axis 326E, 326EL Chapter 1. Mechanical descriptionr t e q w y u 4. Presser foot mechanismChapter 1. Mechanical description e r q w Presser foot mechanismChapter 1. Mechanical description t yu i o 5. Thread trimmer mechanismChapter 1. Mechanical description r r e q w 6. Thread nipper 1 when presser foot risesThread nipper 2 during thread trimming Chapter 1. Mechanical descriptionq w e r t 7. Thread wiper 1 vertical wiper standardThread wiper 2 horizontal wiper optional Chapter 1. Mechanical descriptionq w r y e u t Chapter 2. Disassembly1. Covers 1 311E Chapter 2. Disassemblyq !1 e i y u o Covers 2 311ELCovers 3 326E, 326EL Chapter 2. Disassembly2. Remove the bolt and the work clamp r 2. Feed mechanismChapter 2. Disassembly t y r q ww q u y e 3. Presser foot mechanismChapter 2. Disassembly e y r u w 4. Needle bar mechanismChapter 2. Disassembly t r o ir !7 5. Upper shaft mechanismChapter 2. Disassembly wt y ru o i e!0 q1. Loosen the set screw and remove the X-feed shaft q 6. Feed mechanism Y axis 1 311E and 311ELChapter 2. Disassembly w q e r tq r t Feed mechanism Y axisChapter 2. Disassembly r w e q u q i t y Feed mechanism Y axis 3 326E, 326EChapter 2. Disassembly r y w e 7. Feed mechanism X axis 1 311EChapter 2. Disassembly u r q Feed mechanism X axis 2 311EL and 326E, 326ELChapter 2. Disassembly @3 o 0!1 6 !2!31!0 o i 8. Lower shaft mechanismChapter 2. Disassembly w r q ei t q r 9. Work clamp lifter Solenoid typeChapter 2. Disassembly r u r t y i e w q t r y o 10. Thread nipper mechanismChapter 2. Disassembly @0!3 !7 11. Thread trimmer mechanismChapter 2. Disassembly @2 tt y r e Chapter 3. Assembly1. Thread trimmer mechanism Chapter 3. Assemblyi 0 !1 2. Thread nipper mechanismChapter 3. Assembly 4 !5 Chapter 3. Assemblywork clamp lifter wire @1, and tighten the bolt @2 u @2 y @4 !4 t 3. Work clamp lifter mechanismChapter 3. Assembly o !1Sliding portions of link shaft C q and link B w Chapter 3. Assemblyu r y t e i u w q e w q2 !3 4. Feed mechanism X axis 311EChapter 3. Assembly e q w rAdjustment procedure Chapter 3. Assemblyi u Feed mechanism X axis 311EL, 326EChapter 3. Assembly w !5o @7 Feed mechanism X axis 311EL and 326EChapter 3. Assembly @0 wt r qty o Chapter 3. AssemblyFeed mechanism Y axis 311E and 311EL e 1!0#1 @4 @5 Chapter 3. Assembly@9 #2 @8 #0 @3 @0 @2r q w e Feed mechanism Y axis 326EChapter 3. Assembly 5. Temporarily attach the work clamp Arm !2to the Y-feed bracket i using the bolts and washers Chapter 3. Assemblyq w i 6. Upper shaft mechanismChapter 3. Assembly e q w t y r e q3!4 u i o 7. Needle bar mechanismChapter 3. Assembly q !5o 0 !4 8. Presser foot mechanismChapter 3. Assembly @3 w Chapter 3. Assemblyq 1!4 w @1w q e t o u 0y 9. Lower shaft mechanismChapter 3. Assembly r r e o !0 10. Lower shaft Rotary hookChapter 3. Assembly i !0 Chapter 3. Assembly11. Thread trimmer mechanism t o e y i q u2. Secure the needle sub plate e with the screw r Chapter 3. Assemblyr e t w q i u y !1 o 12.Press the P key and adjust the X-sensor setting plate !7so that the needle !4is aligned with the home position X=0, Y=0 of the H-position standard plate !1 Chapter 3. Assemblyqt w Feed guide mechanism Home position adjustment Y 311E and 311ELFeed guide mechanism Home position adjustment Y 326E and 326EL Chapter 3. Assemblyo !0 13. Covers 311EChapter 3. Assembly e qy w e i u t 311EL326E · 326EL Chapter 3. AssemblyChapter 4. Adjustments Chapter 4. Adjustments1. Adjusting the needle bar height adjustment 2. Adjusting the needle bar lift amountChapter 4. Adjustments 3. Adjusting the needle clearance4. Adjusting the driver needle guard 5. Adjusting the shuttle race thread guideChapter 4. Adjustments 6. Adjusting the two-step work clamp lift amount6-1. Solenoid type yw w r 6-2. Pneumatic typeChapter 4. Adjustments rr qChapter 4. Adjustments 7. Adjusting the movable knife7-1. Replacing the movable and fixed knives A. After the movable knife and fixed knife are properly engaged, tighten shoulder screw Chapter 4. Adjustmentsu w q 326E, 326EL Chapter 4. Adjustments311E, 311EL r q t 8. Adjusting the lowest point of the presser footChapter 4. Adjustments w o e yr e q w w 8-1. Presser foot adjustment9. Changing the presser foot lift Chapter 4. AdjustmentsFor horizontal wiper optional 10. Wiper adjustmentChapter 4. Adjustments For vertical wiper standardX axis 11. Adjusting the home positionChapter 4. Adjustments e r e r Chapter 4. AdjustmentsY axis 311E and 311EL Y axis 326E, 326EL Chapter 4. AdjustmentsChapter 4. Adjustments 12. Adjusting the tension of the timing beltAdjusting the tension of X-timing belt 311E Adjusting the tension of Y-timing beltChapter 4. Adjustments 311EL and 326E, 326ELAdjusting the tension of X-timing belt A326 Adjusting the tension of X-timing belt B326Y-axis feed 13. Adjusting backlashesChapter 4. Adjustments Lower shaftMost 0.15 mm 14. Adjusting the driving lever stopper position15. Adjusting the thread trimmer driving lever position Chapter 4. Adjustmentsq q w 17. Adjusting the presser foot height16. Work clamp lift components for manual operation Sole- noid type Chapter 4. Adjustmentswu y 18. Adjusting the needle up stop positionChapter 4. Adjustments How to make up the feed plate Chapter 5. How to make up the work clamp1. How to make up clamping type work clamp How to make up the work clampChapter 5. How to make up the work clamp 2. How to make up cassette type work clampHow to make up the plastic work clamp Clamp spring Chapter 5. How to make up the work clampCassette presser Power supply circuit board Chapter 6 Power supply and electrical parts adjustment1. Precautions at the time of adjustment 2. Components inside the control boxChapter 6 Power supply and electrical parts adjustment 3. Fuse explanationMain PCB 4. ConnectorsConnector positions Outside of the control box Chapter 6 Power supply and electrical parts adjustmentOutside of the panel Panel circuit board Power supply circuit boardChapter 6 Power supply and electrical parts adjustment LCD contrast VR Chapter 6 Power supply and electrical parts adjustmentProgrammer and programmer circuit board 2. Work clamp lifter and thread trimmer mechanisms Chapter 6 Power supply and electrical parts adjustmentContact failure 1. Feed mechanism3. Sewing operation Chapter 6 Power supply and electrical parts adjustmentPower Power switchDC fan Chapter 6 Power supply and electrical parts adjustment4. Programmer operation 5. OthersError E.40 appears Chapter 6 Power supply and electrical parts adjustmentError E.12 appears Emergency stop switch is rejectedChapter 6 Power supply and electrical parts adjustment 5. DIP switchesPanel DIP switch functions DIP switch AChapter 6 Power supply and electrical parts adjustment DIP switch BDANGER DIP switches inside the control boxDIP switch C Chapter 6 Power supply and electrical parts adjustment DIP switch Dメニュー 6. Changing special functions using the memory switchesChapter 6 Power supply and electrical parts adjustment BAS-300E seriesChapter 6 Power supply and electrical parts adjustment Memory Switches 00 - 0FMemory Switches 20 - 2F Chapter 6 Power supply and electrical parts adjustment Memory Switches 10 - 1FChapter 6 Power supply and electrical parts adjustment OFF OFF 7. Checking the input sensor and DIP switch inputChapter 6 Power supply and electrical parts adjustment BAS-300E seriesX-SCALE 9. Clearing all memory settings8. Checking the input voltage Chapter 6 Power supply and electrical parts adjustmentBAS-300E series 10. Confirming software versionChapter 6 Power supply and electrical parts adjustment Version number indication exampleChapter 6 Power supply and electrical parts adjustment 11. Error codesDANGER Error codes E.9 * - E.FChapter 6 Power supply and electrical parts adjustment Chapter Chapter 7. Trouble shootingFlowchart Explanation of shapeswork clamp Chapteroff? Chapter Is the TEST ChapterChapter Does the needle at the upper position when NOChapter stops?Chapter Problem solution and measuresPrecautions Before adjustmentV, 380 V, 400 V, and ChapterFor 200 V, 220 V, and For 100 V, 110 VChapter Chapter #1.2 switchesChapter pressedPresser ChapterAfter a few Chapter Chapter occurs switch isChapter cannot sew ChapterChapter S51037326LA-001 Chapter 8. 1. Gauge parts list according to subclassesChapter S51038326LB-001Needle hole plate Chapter 9. Gauge parts listChapter 9. Gauge parts list Presser footOPTION PARTS Chapter 9. Gauge parts listWork clamp, Feed plate BAS-311E Feed plate blank and Work clamp blank BAS-311E Chapter 9. Gauge parts listOPTION PARTS Chapter 9. Gauge parts listWork clamp and Feed plate BAS-311EL Feed plate blank and Work clamp blank BAS-311EL Chapter 9. Gauge parts listFeed mechanism BAS-326E Chapter 9. Gauge parts listFeed mechanism Option parts BAS-326E Chapter 9. Gauge parts listFor one-touch work clamp plate assy Chapter 9. Gauge parts listFeed mechanism BAS-326E, 326EL Feed mechanism Option parts Chapter 9. Gauge parts listBAS-311E.311EL.326E.326EL Chapter 9. Gauge parts listFeed mechanism Option parts BAS-326E,326EL Milling device WP stitch device Auto bobbin changer Chapter 10. Option partsChapter 10. Option parts Programmer assy Inner clamp device One-touch clamping deviceChapter 10. Option parts ProgrammerChapter 10. Option parts Inner clamping device Option deviceA45254000 Inner clamping device Option device BAS-326ELChapter 10. Option parts For Supplry partsS20822101 For change the feed plate setting positionOne-touch work clamp Chapter 10. Option partsChapter 10. Option parts One-touch work clamp Option parts BAS-326ELM-520K Snap fastener and hook attachment deviceChapter 10. Option parts M-508KChapter 10. Option parts For sewing the belt with hookS24628-101 Chapter 10. Option partsS24621-101 S18606-001 Chapter 10. Option partsS18598-001 Chapter 10. Option parts Wide perfect deviceChapter 10. Option parts Needle cooler setSoft work clamp set Chapter 10. Option parts Play prevention work clampFor Horizontal Wiper Chapter 10. Option parts Thread wiper set Pneumatic typeChapter 10. Option parts 2-step tension deviceChapter 10. Option parts Auxiliary deviceChapter 10. Option parts Brown Control Block DiagramPresser toot YellowConvertion Orangeper shaft mo I9080764 1999. 08. B SERVICE MANUALPrinted in Japan 151-V11, V12