Brother International LB-6770THRD Users Manual - English
Brother International LB-6770THRD Manual
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- Brother International LB-6770THRD | Users Manual - English - Page 1
Computerized Embroidery and Sewing Machine Operation Manual Product Code 885-V31/V33 GETTING READY SEWING BASICS UTILITY STITCHES EMBROIDERY APPENDIX - Brother International LB-6770THRD | Users Manual - English - Page 2
- Brother International LB-6770THRD | Users Manual - English - Page 3
Thank you for purchasing this embroidery and sewing machine. Before using this machine, carefully read the "Important Safety Instructions", and then study this manual for the correct operation of the various functions. In addition, after you have finished reading this manual, store it where it can - Brother International LB-6770THRD | Users Manual - English - Page 4
occurs or adjustment is required, first follow the troubleshooting table in the back of the operation manual to inspect and adjust the machine yourself. If the problem persists, please consult your local authorized Brother dealer. Use this machine only for its intended use as described in the - Brother International LB-6770THRD | Users Manual - English - Page 5
the plug supplied with this equipment, you should contact your authorized dealer to obtain the correct lead. FOR USERS IN AUSTRALIA AND NEW ZEALAND This sewing machine is not intended to be used by young children, and assistance may be required if used by a person with a disability. 3 - Brother International LB-6770THRD | Users Manual - English - Page 6
Contents Introduction ...1 Important Safety Instructions 1 Machine Features ...7 Accessories ...8 Included accessories ...8 Optional accessories ...9 Names of Machine Parts and Their Functions 10 Front view...10 Needle and presser foot section ...11 Right-side/rear view ...11 Operation - Brother International LB-6770THRD | Users Manual - English - Page 7
side zipper ...92 Sewing Stretch Fabrics and Elastic Tape 95 Stretch stitching ...95 Elastic attaching ...96 Appliqué, Patchwork and Quilt Stitching 97 Appliqué stitching ...98 Patchwork (crazy quilt) stitching ...99 Piecing ...99 Quilting ...100 Free-motion quilting ...102 Reinforcement Stitching - Brother International LB-6770THRD | Users Manual - English - Page 8
Embroidery Foot 120 Attaching the embroidery foot ...120 Removing the embroidery foot ...122 Attaching the Embroidery Unit 123 Embroidery unit precautions ...123 Attaching the embroidery unit ...123 Removing the embroidery the machine surface ...152 Cleaning the race ...152 Troubleshooting ...154 - Brother International LB-6770THRD | Users Manual - English - Page 9
is ready to sew. A red or orange light indicates an error or that the machine is warming up (page 12). h Easy-to-use needle threader You can thread the needle easily by one press of a lever (page 32). i Embroidery You can embroider built-in embroidery patterns, characters, framed decorations, and - Brother International LB-6770THRD | Users Manual - English - Page 10
item is missing or damaged, contact your dealer. Included accessories Note z Foot controller: Model T This foot controller can be used on the machine with product code 885-V31/V33.The product code is mentioned on the machine rating plate. z The securing screw on the side of the presser foot holder - Brother International LB-6770THRD | Users Manual - English - Page 11
-054 22 Scissors 23 Disc-shaped screwdriver 24 Embroidery foot "Q" Embroidery set (medium) 25 H 10 cm X W 10 cm (H 4 inches X W 4 inches) 26 Embroidery bobbin thread (white) 27 Accessory bag 28 Soft cover 29 Operation manual 30 Quick reference guide 31 DVD 32 Language setting sheet 33 - Brother International LB-6770THRD | Users Manual - English - Page 12
panel (page 13) Use the keys on this panel to select stitches or embroidery patterns, or check how to use the sewing machine, etc. g Embroidery unit connector slot (page 123) Plug in the connector for the embroidery unit. h Presser foot lever (page 50) Raise and lower the presser foot lever - Brother International LB-6770THRD | Users Manual - English - Page 13
(counterclockwise) to raise and lower the needle to sew one stitch. c Embroidery card slot (page 138) Insert the embroidery card. d Air vent The air vent allows the air surrounding the motor to be exchanged. Do not cover the air vent while the sewing machine is being used. e Main power switch (page - Brother International LB-6770THRD | Users Manual - English - Page 14
lowered in the fabric. For details, refer to "Starting to sew" (page 51). The button changes color according to the machine's operation mode. Green: Red: Orange: The machine is ready to sew or is sewing. The machine can not sew. The machine is winding the bobbin thread, or the bobbin winder shaft - Brother International LB-6770THRD | Users Manual - English - Page 15
Memory key Press to enter alphabet character embroidery or embroidery patterns you have edited or adjusted, etc. into the sewing machine memory. f Utility stitch key Press this key to select a utility stitch. g Embroidery key Press this key to sew embroidery. h Settings key Press to set the needle - Brother International LB-6770THRD | Users Manual - English - Page 16
14 - Brother International LB-6770THRD | Users Manual - English - Page 17
various preparations required before starting to sew are described in this chapter. Turning the Machine On/Off 16 LCD (Liquid Crystal Display) Operation 18 Winding/Installing the Bobbin 22 Upper Threading ...31 Replacing the Needle 39 Replacing the Presser Foot 43 Sewing Cylindrical Pieces 46 - Brother International LB-6770THRD | Users Manual - English - Page 18
On/Off This section explains how to turn the sewing machine on and off. Power supply precautions Be sure to . ● Do not touch the plug with wet hands. Electric shock may result. ● When unplugging the machine, always turn off the main power first. Always grasp the plug to remove it from the outlet. - Brother International LB-6770THRD | Users Manual - English - Page 19
supply cord into the power supply jack on the right side of the Make sure that the machine is not sewing. a machine. Press the left side of the main power switch on b the right side of the machine to turn the Insert the plug of the power supply cord into a b house hold electrical outlet - Brother International LB-6770THRD | Users Manual - English - Page 20
on the LCD (liquid crystal display) on the front of the sewing machine. Change the screen on the LCD using the keys on the right sewing and needle stop position Memo z A different screen is displayed when the embroidery unit is attached. The details are explained in "Selecting an embroidery - Brother International LB-6770THRD | Users Manual - English - Page 21
brightness Adjust the brightness of the LCD (page 163). Lighter Darker Product number NO.: The "NO." is the number for the embroidery and sewing machine. - Program version Version: Display the program version. - Memo z The item shown in reverse highlighting are the settings at the time of - Brother International LB-6770THRD | Users Manual - English - Page 22
settings are complete, press d (Back key). X The initial stitch screen appears again. Memo z "NO" is the individual number for the sewing machine. z "VERSION" is the program version which is installed in the sewing machine. z Settings that are changed are saved even if the power is turned off. 20 - Brother International LB-6770THRD | Users Manual - English - Page 23
attachment / Example: Upper threading embroidery frame attachment / embroidery foot attachment / presser foot replacement on the LCD. Turn on the sewing machine. a X The LCD comes on. Press (Sewing machine help key) on b the display panel. X The sewing machine help screen appears. Press the - Brother International LB-6770THRD | Users Manual - English - Page 24
the machine. ● The included bobbin was designed specifically for this sewing machine. If bobbins from other models are used, the machine will size This model Other model Winding the bobbin Wind the thread around the bobbin to prepare the bobbin thread. b a c a Bobbin-winding thread guide b Bobbin - Brother International LB-6770THRD | Users Manual - English - Page 25
Turn on the sewing machine. a Place the spool of thread for the bobbin onto e the spool in the direction of the c arrow until it snaps into place. Memo z For embroidering, use the embroidery bobbin thread. Note z If the spool is not positioned so that the thread unwinds correctly, the thread - Brother International LB-6770THRD | Users Manual - English - Page 26
long, fold it to fit the size of the spool. When the spool net is used, the upper thread tension may become tighter. Before sewing, refer to "Adjusting the thread tension" (page 59). a b a a Thread guide cover Pull the thread to the right, pass it under the i hook of the bobbin-winding thread - Brother International LB-6770THRD | Users Manual - English - Page 27
Slide the sewing speed controller to the right. l While using your left hand to hold the thread that was passed through the bobbin-winding thread guide, use your fail to wind the thread. Note z Do not get away from the machine while winding the bobbin. Make sure that the bobbin thread is being - Brother International LB-6770THRD | Users Manual - English - Page 28
thread is not passed under the pretension disk of the bobbinwinding thread guide correctly, the thread may become tangled under the bobbin winder seat. not move. (Sewing is impossible.) Slide the sewing speed controller back to its p original position. Memo z When the sewing machine is started or - Brother International LB-6770THRD | Users Manual - English - Page 29
may break or the thread tension will be incorrect. a Bobbin-winding thread guide Slide the bobbin winder shaft to the left, and c then remove the bobbin was designed specifically for this sewing machine. If bobbins from other models are used, the machine will not operate correctly. Use only - Brother International LB-6770THRD | Users Manual - English - Page 30
your right hand. b a Needle position button b Presser foot lever Turn off the sewing machine. b Slide the bobbin cover latch to the right. c a b • Be incorrect. Lightly hold down the bobbin with your right g hand, and then guide the thread as shown with your left hand. a Bobbin cover b Latch X - Brother International LB-6770THRD | Users Manual - English - Page 31
Tab b Lower-left corner X The bobbin threading is finished. You can begin sewing without pulling up the bobbin thread. Next, thread the upper thread. Continue " (page 31). Memo z When making gathers or before free-motion quilting, pull up the bobbin thread by following the procedure in "When pulling - Brother International LB-6770THRD | Users Manual - English - Page 32
end of the bobbin thread. Pull out about 10-15 cm (4-5 inches) of the f bobbin thread under the presser foot toward the rear of the machine. Reattach the bobbin cover. g Insert the tab in the lower-left corner of the bobbin cover, and then lightly press down on the right side - Brother International LB-6770THRD | Users Manual - English - Page 33
instructions. If the upper threading is not correct, the thread may become tangled or the needle may bend or break. ● The needle threader can be used with a 75/11 through 100/16 home sewing machine cannot be used, refer to "Threading the needle manually (without using the needle threader)" (page 36). - Brother International LB-6770THRD | Users Manual - English - Page 34
machine. Press (Needle position button) once or c twice to raise the needle. a CAUTION ● When threading the upper thread, carefully follow the instructions is raised. Memo z If the presser foot is not raised, the sewing machine cannot be threaded. a Mark on handwheel Pick up the spool pin and - Brother International LB-6770THRD | Users Manual - English - Page 35
. If you do not hold the thread with your right hand, the thread will be loose and you cannot hang the thread on the thread guide spring correctly. It may cause incorrect thread tension. z Make sure that the presser foot lever is raised before passing the thread behind the thread - Brother International LB-6770THRD | Users Manual - English - Page 36
then feeding the thread with your right hand, as shown. a b Ta a Notch of the thread guide b Thread guide disc Cut the thread with the cutter on the left side n of the machine. Ta a Needle bar thread guide Lower the presser foot lever to lower the l presser foot. a Thread cutter Note z When using - Brother International LB-6770THRD | Users Manual - English - Page 37
. For details, refer to step c of "Threading the upper thread" (page 32). z CAUTION ● Do not touch a button. If a button is accidentally pressed, the machine starts sewing, and your finger may be pricked with the needle or the needle may break. ● When pulling out the thread, do not pull it with - Brother International LB-6770THRD | Users Manual - English - Page 38
thread" (page 32). Manually thread the left needle with the upper c thread. Pass the thread through the eye of the needle from the front. CAUTION ● The needle threader cannot be used with the twin needle. If the needle threader is used with the twin needle, the sewing machine may be damaged. 36 - Brother International LB-6770THRD | Users Manual - English - Page 39
upper thread. Without passing the thread through the needle f bar thread guide, manually thread the right needle. Pass the thread through the eye of the needle. If the needle threader is used with the twin needle, the sewing machine may be damaged. Attach zigzag foot "J". g For details on changing - Brother International LB-6770THRD | Users Manual - English - Page 40
X The initial screen appears again, and appears. Note z When changing the sewing direction, press (Needle position button) to raise the needle from the fabric, and left down in the fabric, otherwise the needle may break or the machine may be damaged. CAUTION ● When using the twin needle, be sure - Brother International LB-6770THRD | Users Manual - English - Page 41
Never use bent needles. Bent needles can easily break, possibly resulting in injuries. Selecting the needle depending on the thread and fabric types The sewing machine needle should be used depends on the fabric and thread thickness. Refer to the following table when choosing the thread and needle - Brother International LB-6770THRD | Users Manual - English - Page 42
a 90/14 to 100/16 needle, regardless of the fabric or thread. ■ Embroidery needles Use a 75/11 home sewing machine needle. When embroidering on thick fabrics such as denim, use a 90/14 or 100/16 home sewing machine needle. CAUTION z The appropriate fabric, thread and needle combinations are shown in - Brother International LB-6770THRD | Users Manual - English - Page 43
and a needle that has been determined to be straight according to the instructions in "Checking the needle" (page 40). Press (Needle position button or tightening the needle clamp screw, otherwise certain parts of the sewing machine may be damaged. Place fabric or paper under the presser foot - Brother International LB-6770THRD | Users Manual - English - Page 44
GETTING READY While holding the needle with your left hand, g use the screwdriver to tighten the needle clamp screw. Install the twin needle in the same way. CAUTION z Be sure to insert the needle until it touches the needle stopper and securely tighten the needle clamp screw with the screwdriver. - Brother International LB-6770THRD | Users Manual - English - Page 45
Replace the presser foot as described below. Memo z For details on attaching the embroidery foot "Q", refer to "Attaching the Embroidery Foot" (page 120). z Zigzag foot "J" is already installed when the sewing machine is purchased. Press (Needle position button) once or a twice to raise the needle - Brother International LB-6770THRD | Users Manual - English - Page 46
should be used appears in the screen. Check that the correct presser foot is attached before starting to sew. If the wrong presser foot is installed, turn off the sewing machine, attach the correct presser foot, and then select the desired stitch again. b c a Presser foot holder b Notch c Pin - Brother International LB-6770THRD | Users Manual - English - Page 47
holder when cleaning the sewing machine or when installing a presser foot that Align the presser foot holder with the lower- 1 does not use the presser foot holder, such as the b left side of the presser bar. embroidery foot, optional free-motion open toe quilting foot "O" and optional walking - Brother International LB-6770THRD | Users Manual - English - Page 48
attachment. a a a Flat bed attachment X With the flat bed attachment removed, freearm sewing is possible. Slide the part that you wish to sew onto the b arm, and then sew from the top. a a Arm When you have finished free-arm sewing, c install the flat bed attachment back in its original position. 46 - Brother International LB-6770THRD | Users Manual - English - Page 49
2 SEWING BASICS The necessary preparations for sewing are described in this chapter. Sewing...48 Setting the Stitch ...57 Useful Functions...61 Useful Sewing Tips 65 - Brother International LB-6770THRD | Users Manual - English - Page 50
on replacing the presser foot, refer to "Replacing the presser foot" (page 43). ↓ 2 Turn on the machine. Turn on the sewing machine. For details on turning on the machine, refer to "Turning on the machine" (page 17). ↓ 3 Select the stitch. Select the stitch appropriate for the area to be sewn - Brother International LB-6770THRD | Users Manual - English - Page 51
appropriate for the stitch. If the wrong presser foot is used, the needle may hit the presser foot and bend or break. Turn on the sewing machine. c X The straight stitch (left needle position) is shown selected on the screen. 2 Memo z When touching the screen with your finger is difficult, use the - Brother International LB-6770THRD | Users Manual - English - Page 52
SEWING BASICS Positioning the fabric Be sure that the fabric pieces are sewn in the correct order and that the right and wrong sides of the fabric are aligned correctly. Turn on the machine. a While holding the end of the thread and the d fabric with your left hand, turn the handwheel toward you - Brother International LB-6770THRD | Users Manual - English - Page 53
started and stopped using the operation button (Start/stop button). Memo z The machine will sew at a slow speed at the beginning of sewing. 2 z If you press and hold the (Start/stop button) while sewing, the machine will sew at a slow speed. If you use this function at the point just before - Brother International LB-6770THRD | Users Manual - English - Page 54
slower speed, or slide the speed controller to the right to sew at a faster speed. Turn off the sewing machine. a Note z When connecting the foot controller, be sure to turn off the sewing machine in order to prevent the machine from accidentally being started. Insert the foot controller plug into - Brother International LB-6770THRD | Users Manual - English - Page 55
so that the needle stays up when Lower the needle into the fabric at the sewing is stopped, refer to "Changing the machine settings" (page 19). a beginning of the stitching, and then lower the presser foot lever. 2 CAUTION z Do not allow thread or dust to accumulate in the - Brother International LB-6770THRD | Users Manual - English - Page 56
. At this time, if (Start/stop button) is held down, the machine sews at a slow speed. X The machine starts sewing in the normal sewing direction. After sewing to the end of the stitching, the i sewing machine stops. Release (Start/stop button) or foot controller. a 3 Press 1 Press 2 Press - Brother International LB-6770THRD | Users Manual - English - Page 57
you wish to finish the stitching, press a (Thread cutter button) once. 2 a b a Reverse stitching b Reinforcement stitching Memo z The sewing machine can be set to automatically sew reverse or reinforcement stitches at the beginning and end of the stitching. For details, refer to "Automatically - Brother International LB-6770THRD | Users Manual - English - Page 58
nylon or metallic threads, or other special threads, use the thread cutter on the side of the machine to cut the threads. When you wish to finish the stitching and the a sewing machine is stopped, press (Needle position button) once to raise the needle. a a Needle position button Raise the presser - Brother International LB-6770THRD | Users Manual - English - Page 59
). z Stitch settings return to their defaults if they are changed, when the machine is turned off or a different stitch is selected before the stitch setting is width. For details, refer to "Adjusting stitch width using the sewing speed controller" (page 58). CAUTION z After adjusting the stitch - Brother International LB-6770THRD | Users Manual - English - Page 60
X The initial screen appears again. Select a stitch. f • For details on replacing the presser foot, refer to "Replacing the presser foot" (page 43). Turn on the sewing machine, and then press c (Settings key) on the operation panel. • For details, refer to "Selecting stitching" (page 49). While - Brother International LB-6770THRD | Users Manual - English - Page 61
be adjusted. z Press to return the setting to its default. CAUTION z If the stitches are bunched together, increase the stitch length. Continuing to sew with the stitches bunched together may result in the needle bending or breaking. c d a Wrong side of fabric b Right side of fabric c Upper - Brother International LB-6770THRD | Users Manual - English - Page 62
bobbin correctly. z The level "4" on the tension dial is a guide for working normal fabrics (medium weight). However, the actual stitch tension you should always sew a stitch sample and adjust stitch tension before beginning on the actual piece to be worked. z The machine may stop sewing if tension - Brother International LB-6770THRD | Users Manual - English - Page 63
reverse/ reinforcement stitches Position the fabric under the presser foot, and d then press (Start/stop button) once. The sewing machine can be set to automatically sew reverse or reinforcement stitches at the beginning and end of the stitching. Depending on the selected stitch, 2 reverse - Brother International LB-6770THRD | Users Manual - English - Page 64
is set for programmed thread-cutting and automatic reverse/reinforcement stitching. a Stop the machine and change the sewing direction. b Start the machine again. Automatically cutting the thread The sewing machine can be set to automatically cut the threads at the end of the stitching. This - Brother International LB-6770THRD | Users Manual - English - Page 65
programmed thread cutting. Press (Reverse/reinforcement stitch button) at the end of the stitching. 1 2a 4c 3b a Stop the machine and change the sewing direction. b Start the machine again. c The thread is cut here. z If the power is turned off, programmed thread-cutting will be turned off - Brother International LB-6770THRD | Users Manual - English - Page 66
SEWING BASICS Saving stitch settings This machine is preset with the default settings for the stitch . When the same stitch pattern is selected, the last settings saved are displayed even if the machine was turned off. If the settings are changed again and is pressed, or if is pressed - Brother International LB-6770THRD | Users Manual - English - Page 67
Various ways to achieve better results for your sewing projects are described below. Refer to these tips when sewing your project. Trial sewing Sewing curves After you have set up the machine with the thread Stop sewing, and then slightly change the sewing and needle appropriate for the type of - Brother International LB-6770THRD | Users Manual - English - Page 68
. And then, sew the edge of the hookand-loop fastener at a slow speed. If the needle does not pass through the hook-andloop fastener, replace the needle with the needle for thick fabrics (page 39). a X Once the trouble spot has been passed, the foot will return to its normal position. CAUTION z If - Brother International LB-6770THRD | Users Manual - English - Page 69
fabric is aligned with either the right edge of the presser foot or a marking on the needle plate. ■ Aligning the fabric with the presser foot Sew while keeping the right edge of the presser foot aligned with a fixed distance from the edge of the fabric. a Seam b Presser foot c Centimeters d Inches - Brother International LB-6770THRD | Users Manual - English - Page 70
SEWING BASICS 68 - Brother International LB-6770THRD | Users Manual - English - Page 71
Chart 70 Overcasting Stitches 74 Basic Stitching ...78 Blind Hem Stitching 80 Buttonhole Stitching 83 Zipper Insertion...90 Sewing Stretch Fabrics and Elastic Tape 95 Appliqué, Patchwork and Quilt Stitching 97 Reinforcement Stitching 103 Eyelet Stitching...108 Decorative Stitching 109 - Brother International LB-6770THRD | Users Manual - English - Page 72
Foot Stitch Name Pattern Application Stitch Width [mm (inch)] Auto Manual 1 J Basic stitching, sewing gathers or pintucks, etc. 0.0 (0) 0.0-7.0 (0-1/4) Stitch Length [mm (inch)] Auto Manual Reverse/ Reinforcement Stitching 2.5 0.2-5.0 Yes (3/32) (1/64-3/16) (J) Reverse No Left - Brother International LB-6770THRD | Users Manual - English - Page 73
inch)] Stitch Length [mm (inch)] Auto Manual Auto Manual Reverse/ Reinforcement Stitching 00 3← - →3 23 looks hand-sewn (for quilting) J Straight stitch quilting that looks hand-sewn 0.0 No Patchwork stitching, decorative J stitching and sewing overcasting on both pieces of fabric, such - Brother International LB-6770THRD | Users Manual - English - Page 74
mm (inch)] Auto 4.0 (3/16) Manual 0.0-7.0 (0-1/4) Stitch Length [mm (inch)] Auto Manual Reverse/ Reinforcement Stitching 3.0 (1/8) 2.0-4.0 (1/ 1.0 0.2-4.0 Yes (1/16) (1/64-3/16) (J) Reinforcement No 39 Lace sewing, decorative N hemming, heirloom stitching, etc. 3.5 (1/8) 1.5-7.0 (1/16 - Brother International LB-6770THRD | Users Manual - English - Page 75
[mm (inch)] Stitch Length [mm (inch)] Auto Manual Auto Manual Reverse/ Reinforcement Stitching 5.0 (3/16) 3.0-5.0 (1/8-3/16) 0.5 Automatic reinforcement No 58 Darning stitch 59 60 Bar tack stitch 61 Button-sewing stitch 62 Eyelet stitch 63 A Darning mediumweight fabrics 7.0 (1/4) 2.5-7.0 - Brother International LB-6770THRD | Users Manual - English - Page 76
that fray easily Stitch Width [mm (inch)] Auto Manual Stitch Length [mm (inch)] Auto Manual Presser Foot 3.5 2.0 (1/8) (1/16) 2.5-5.0 (3/32 and the machine starts sewing. Attach overcasting foot "G". a G Position the fabric with the edge of the fabric c against the guide of the presser - Brother International LB-6770THRD | Users Manual - English - Page 77
sew overcasting stitches with zigzag foot "J". Stitch Name Pattern Application Stitch Width [mm (inch)] Auto Manual Stitch Length [mm (inch)] Auto Manual /stop button) is accidentally pressed and the machine starts sewing. Attach zigzag foot "J". a J Sew along the edge of the fabric with the - Brother International LB-6770THRD | Users Manual - English - Page 78
[mm (inch)] Auto Manual 0.0 0.0-2.5 (0) (0-3/32) 3.5 (1/8) 3.5-5.0 (1/8-3/16) 5.0 (3/16) Stitch Length [mm (inch)] Auto Manual 2.5 0.2-5.0 (3/32) may occur if (Start/stop button) is accidentally pressed and the machine starts sewing. Position the side cutter so that side cutter pin c is aligned - Brother International LB-6770THRD | Users Manual - English - Page 79
upper thread under the side cutter, e and then pull it out toward the rear of the sewing machine. Position the fabric in the side cutter. h The cut in the fabric should be positioned over the guide plate of the side cutter. Select a stitch. f • For details, refer to "Selecting stitching" (page 49 - Brother International LB-6770THRD | Users Manual - English - Page 80
Auto Manual Stitch Length [mm (inch)] Auto Manual - - Presser Foot 1 Straight stitch Basic stitching and sewing gathers or injuries may occur if (Start/stop button) is accidentally pressed and the machine starts sewing. Basting Attach zigzag foot "J". a • For details on replacing the presser - Brother International LB-6770THRD | Users Manual - English - Page 81
position) and the straight stitch (center needle position). a b When sewing is finished, cut the thread. f • For details, refer to )), the needle position will also change. By changing the stitch width and sewing with the right side of the presser foot aligned with the edge of the fabric - Brother International LB-6770THRD | Users Manual - English - Page 82
[mm (inch)] Auto Manual Presser Foot 00 3← - →3 2.0 (1/16) 1.0-3.5 (1/16-1/8) R CAUTION ● Be sure to turn off the main power before replacing the pressor foot. Otherwise, injuries may occur if (Start/stop button) is accidentally pressed and the machine starts sewing. Sew a blind hem according - Brother International LB-6770THRD | Users Manual - English - Page 83
h free-arm sewing possible. • For details on free-arm sewing, refer to "Freearm sewing" (page 46). Slide the part that you wish to sew onto the i arm the fabric with the edge of the folded j hem against the guide of the presser foot, and then lower the presser foot lever. R 1 b c a Wrong - Brother International LB-6770THRD | Users Manual - English - Page 84
. 1 2 a Wrong side of fabric b Right side of fabric Memo z For details, refer to "Adjusting the stitch width" (page 57). Sew with the fold of the hem against the l presser foot guide. Remove the basting stitching and reverse the m fabric. 1 2 a Wrong side of fabric b Right side of fabric 82 - Brother International LB-6770THRD | Users Manual - English - Page 85
10 stitches are available for sewing one-step buttonholes, one for sewing on buttons. Stitch Name Pattern Application 48 Horizontal buttonholes on thin and mediumweight fabrics Stitch Width [mm (inch)] Auto Manual Stitch Length [mm (inch)] Auto Manual Presser Foot 49 Horizontal buttonholes - Brother International LB-6770THRD | Users Manual - English - Page 86
pressed and the machine starts sewing. The names of parts of buttonhole foot "A", which is used for sewing buttonholes, are indicated below. Use chalk to mark on the fabric the position a and length of the buttonhole. 1 2 5 6 3 4 A a Button guide plate - Brother International LB-6770THRD | Users Manual - English - Page 87
(diameter + thickness of button) c 5 mm (3/16 inch) Example: For a button with a diameter of 15 mm (9/16 inch) and a thickness of 10 mm (3/8 inch), the button guide plate should be set to 25 mm (1inch) on the scale. 1 Position the fabric with the front end of the e buttonhole mark aligned with the - Brother International LB-6770THRD | Users Manual - English - Page 88
. b a Buttonhole lever b Bracket Gently hold the end of the upper thread in g your left hand, and then start sewing. X Once sewing is completed, the machine automatically sews reinforcement stitches, then stops. 86 a a Eyelet punch Note z When using the eyelet punch, place thick paper or some - Brother International LB-6770THRD | Users Manual - English - Page 89
or 53 . d Adjust the stitch width to the thickness of the e gimp thread. Lower the presser foot lever and the f buttonhole lever, and then start sewing. When sewing is finished, gently pull the gimp g thread to remove any slack. Use a handsewing needle to pull the gimp h thread to the wrong side of - Brother International LB-6770THRD | Users Manual - English - Page 90
two holes closest to you. Then, slide the button so that the needle goes into the two holes toward the rear of the sewing machine, and then sew them in the same way. Turn the handwheel toward you g (counterclockwise) to check that the needle correctly goes into the two holes of the button - Brother International LB-6770THRD | Users Manual - English - Page 91
left (so that the speed will be slow). X The sewing machine automatically stops after sewing reinforcement stitches. Note z Do not press (Thread cutter feed lever to (to the right as seen from the rear of the machine). When you have finished attaching the button, j slide the drop feed lever to - Brother International LB-6770THRD | Users Manual - English - Page 92
(inch)] Auto Manual Presser Foot 3.5 0.0-7.0 2.5 0.2-5.0 (1/8) (0-1/4) (3/32) (1/64-3/16) I CAUTION ● Be sure to turn off the main power before replacing the pressor foot. Otherwise, injuries may occur if (Start/stop button) is accidentally pressed and the machine starts sewing. There are many - Brother International LB-6770THRD | Users Manual - English - Page 93
foot, refer to "Replacing the presser foot" (page 43). a Stitching b Right side of fabric c Basting stitching d End of zipper opening CAUTION ● When sewing, be sure that the needle does not touch the zipper, otherwise the needle may bend or break. Remove the basting stitching. j Zipper Insertion - Brother International LB-6770THRD | Users Manual - English - Page 94
reverse stitches after reaching the zipper opening. • For details, refer to "Basic stitching" (page 78). Using a basting stitch, continue sewing to the c edge of the fabric. 1 3 2 4 a Wrong side of fabric Press the seam allowance so that the right side e (the side that will not be - Brother International LB-6770THRD | Users Manual - English - Page 95
you are about 5 cm (2 inches) from the j end of the zipper, stop the sewing machine with the needle lowered (in the fabric), and then raise the presser foot lever. Open the zipper and continue sewing. k CAUTION ● When using zipper foot "I", be sure to select the straight stitch (center needle - Brother International LB-6770THRD | Users Manual - English - Page 96
not touch the zipper, otherwise the needle may bend or break. When you are about 5 cm (2 inches) from the o end of the zipper, stop the sewing machine with the needle lowered (in the fabric), and then raise the presser foot lever. Remove the basting stitching, open the zipper, p and then continue - Brother International LB-6770THRD | Users Manual - English - Page 97
fabrics Stitch Width [mm (inch)] Auto Manual 0.0 0.0-7.0 (0) (0-1/4) Stitch Length [mm (inch)] Auto Manual Presser Foot 2.5 1.5-4.0 (3/32) (1/16 button) is accidentally pressed and the machine starts sewing. Stretch stitching Attach zigzag foot "J". a J Sew the fabric without stretching it. - Brother International LB-6770THRD | Users Manual - English - Page 98
of the a fabric. Pin the elastic tape to the fabric at a few points to make sure that the tape is uniformly positioned on the fabric. Sew the elastic tape to the fabric while d stretching the tape so that it is the same length as the fabric. While pulling the fabric behind - Brother International LB-6770THRD | Users Manual - English - Page 99
the LCD are for quilting and those showing a "P" are for piecing. CAUTION ● Be sure to turn off the main power before replacing the pressor foot. Otherwise, injuries may occur if (Start/stop button) is accidentally pressed and the machine starts sewing. Appliqué, Patchwork and Quilt Stitching 97 - Brother International LB-6770THRD | Users Manual - English - Page 100
Basting stitching Attach zigzag foot "J". d J • For details on replacing the presser foot, refer to "Replacing the presser foot" (page 43). When sewing around corners, stop the machine with the needle in the fabric just outside of the appliqué, raise the presser foot lever, and then turn the fabric - Brother International LB-6770THRD | Users Manual - English - Page 101
Patchwork (crazy quilt) stitching Fold the edge of the top piece of fabric and a place it over the lower piece. Select stitch 21 or 22 . c • For details, refer to "Selecting stitching" (page 49). Sew the two pieces of fabric together so the b pattern spans over both pieces. Memo z The piecing - Brother International LB-6770THRD | Users Manual - English - Page 102
foot holder screw, and then tighten the screw with the screwdriver. a Walking foot Quilting guide Note z When sewing with the walking foot, sew at a speed between slow and medium. z When quilting, use a 90/14 home sewing machine needle. z The walking foot can only be used with straight or zigzag - Brother International LB-6770THRD | Users Manual - English - Page 103
the optional quilting guide Use the quilting guide to sew parallel stitches that are equally spaced. Insert the stem of the quilting guide into the a hole at the rear of the walking foot or presser foot holder. † Walking foot 3 † Presser foot holder Adjust the stem of the quilting guide so that - Brother International LB-6770THRD | Users Manual - English - Page 104
any direction. When free-motion quilting, use the following instructions with the optional free-motion open toe quilting foot "O" (SA187, F061 quilting foot and the presser bar. 1 3 2 a a Drop feed lever (as seen from the rear of the machine) X The feed dogs are lowered. Turn on the sewing machine - Brother International LB-6770THRD | Users Manual - English - Page 105
Application Stitch Width [mm (inch)] Auto Manual Stitch Length [mm (inch)] Auto Manual Presser Foot Triple stretch 4 stitch Reinforcing the if (Start/stop button) is accidentally pressed and the machine starts sewing. Triple stretch stitching Use triple stretch stitching to reinforce sleeve - Brother International LB-6770THRD | Users Manual - English - Page 106
UTILITY STITCHES Determine the desired length of the bar tack. a Set the button guide plate on buttonhole foot "A" to the desired length. (The distance between the markings on the presser foot scale is 5 mm (3/16 inch).) 1 • Pass the upper - Brother International LB-6770THRD | Users Manual - English - Page 107
Gently hold the end of the upper thread in f your left hand, and then start sewing. X Once sewing is completed, the sewing machine automatically sews reinforcement stitches, then stops. Raise the presser foot lever, remove the fabric, g and then cut the threads. Raise the buttonhole lever to - Brother International LB-6770THRD | Users Manual - English - Page 108
been torn can be darned. Darning is sewn as shown below. a a Reinforcement stitching Determine the desired length of the darning. a Set the button guide plate on buttonhole foot "A" to the desired length. (The distance between the markings on the presser foot scale is 5 mm (3/16 inch).) a Select - Brother International LB-6770THRD | Users Manual - English - Page 109
. a a Do not reduce the gap. Pull down the buttonhole lever as far as e possible. X Once sewing is completed, the sewing machine automatically sews reinforcement stitches, then stops. Raise the presser foot lever, remove the fabric, g and then cut the threads. Raise the buttonhole lever to its - Brother International LB-6770THRD | Users Manual - English - Page 110
(inch)] Auto Manual 7.0, 6.0 or 7.0 5.0 (1/4) (1/4, 15/64 or 3/16) Presser Foot N CAUTION ● Be sure to turn off the main power before replacing the pressor foot. Otherwise, injuries may occur if (Start/stop button) is accidentally pressed and the machine starts sewing. Attach monogramming - Brother International LB-6770THRD | Users Manual - English - Page 111
Sewing two pieces of fabric together across an open seam Stitch Width [mm (inch)] Auto Manual Stitch Length [mm (inch)] Auto Manual stitching 2.5-7.0 (3/25-1/4) 0.5 0.1-1.0 (1/32) (1/64-3/16) 39 3.5 Lace sewing, decorative (1/8) hemming, heirloom stitching, 40 etc. 6.0 (15/64) 2.5 - Brother International LB-6770THRD | Users Manual - English - Page 112
37 38 Decorative stitching Stitch Width [mm (inch)] Auto Manual Stitch Length [mm (inch)] Auto Manual Presser Foot 6.0 (15/64) 1.5-7.0 1.6 1.0-4.0 5.0 if (Start/stop button) is accidentally pressed and the machine starts sewing. Fagoting Stitching across an open seam is called "fagoting". - Brother International LB-6770THRD | Users Manual - English - Page 113
page 43). Select stitch 27 . 3 b • For details, refer to "Selecting stitching" (page 49). Stitch along the edge of the fabric, making sure c not to sew directly on the edge of the fabric. Memo z For better results, apply spray starch onto the fabric and press with a hot iron before it is - Brother International LB-6770THRD | Users Manual - English - Page 114
may be necessary" (page 29). • For details, refer to "Adjusting the stitch length" (page 59) and "Adjusting the thread tension" (page 59). Sew parallel stitching at intervals of 1 cm (3/8 c inch). 1 Stitch between the straight stitches. f Pull out the threads for the straight stitches. g a 1cm - Brother International LB-6770THRD | Users Manual - English - Page 115
43). Select stitch 20 , and then increase the c thread tension. • For details, refer to "Selecting stitching" (page 49) and "Adjusting the thread tension" (page 59). Sew while making sure that the needle drops d slightly off the edge of the fabric. a a Needle drop point Decorative Stitching 113 - Brother International LB-6770THRD | Users Manual - English - Page 116
is used when making a crazy quilt. Attach zigzag foot "J". a J Heirloom stitching When sewing with the wing needle, the needle The needle threader cannot be used with the wing needle, otherwise the sewing machine may be damaged. Manually pass the thread through the eye of the needle from the front - Brother International LB-6770THRD | Users Manual - English - Page 117
with the wing needle, select a stitch width of 6.0 mm (15/64 inch) or less. Start sewing. d Attach monogramming foot "N". b CAUTION ● When sewing with the wing needle, select a stitch width of 6.0 mm (15/64 inch) or less, otherwise the needle may bend or break. ● After adjusting the stitch - Brother International LB-6770THRD | Users Manual - English - Page 118
of the screen is mirrored. Pull out several threads from two sections of a the fabric, separated by an unfrayed section of about 4 mm (3/16 inch). Sew along the other edge of the frayed section f so that it looks like the previous stitching. N Press , and set the horizontal mirror g image key - Brother International LB-6770THRD | Users Manual - English - Page 119
steps for embroidering are described in this chapter. Embroidering Neatly 118 Attaching the Embroidery Foot 120 Attaching the Embroidery Unit 123 Preparing the Fabric 126 Attaching the Embroidery Frame 130 Selecting Embroidery Patterns 132 Embroidering...139 Editing and Saving Patterns 143 - Brother International LB-6770THRD | Users Manual - English - Page 120
bobbin thread. For details, refer to "Optional accessories" (page 9). Memo z For good quality embroidery designs be sure to use embroidery thread designed for embroidery machines. z Before starting to sew, be sure there is enough bobbin thread. If you continue embroidering when the bobbin thread is - Brother International LB-6770THRD | Users Manual - English - Page 121
. For details on adjusting the layout and the size, refer to "Adjusting the layout and the size" (page 143). ↓ 9 Embroidery thread setup Set up embroidery thread according to the pattern. For details on setting up the thread, refer to "Upper Threading" (page 31). Embroidering Neatly 119 - Brother International LB-6770THRD | Users Manual - English - Page 122
Foot This section describes how to attach the embroidery foot "Q". Attaching the embroidery foot Attach the embroidery foot "Q" when embroidering. Have the included embroidery foot "Q" and a screwdriver ready. Turn off the sewing machine. b a b a Embroidery foot bar b Caught by the presser foot - Brother International LB-6770THRD | Users Manual - English - Page 123
in the lever with your finger, fit g the embroidery foot bar over the needle clamp screw to attach the embroidery foot to the presser foot bar. c b a needle may hit the presser foot and break or bend. ● Before sewing, always turn the handwheel toward you (counterclockwise) slowly to make sure - Brother International LB-6770THRD | Users Manual - English - Page 124
attaching the presser foot holder" (page 45). CAUTION z Before removing the embroidery foot, be sure to turn off the sewing machine. Otherwise, injuries may occur if a button is accidentally pressed and the machine starts sewing. Raise the presser foot lever. c a a Presser foot lever X The presser - Brother International LB-6770THRD | Users Manual - English - Page 125
Unit This section describes how to attach the embroidery unit. Embroidery unit precautions Attaching the embroidery unit CAUTION ● Do not move the sewing machine with the embroidery unit in place. The embroidery unit may be dropped and cause injury. ● Keep your hands and other objects away - Brother International LB-6770THRD | Users Manual - English - Page 126
insert the connector into the connection port. z Do not push on the carriage when attaching the embroidery unit to the machine, otherwise damage to the embroidery unit may result. Turn on the sewing machine. d a Carriage CAUTION ● Do not put your hands or other objects near the carriage. It may - Brother International LB-6770THRD | Users Manual - English - Page 127
unit Make sure that the sewing machine is completely stopped and follow the instructions below. Remove the embroidery frame. a • For details on removing the embroidery frame, refer to "Removing the embroidery frame" (page 131). Press , and then press . b Hold the release button on the - Brother International LB-6770THRD | Users Manual - English - Page 128
parts, visit [http://www.brother.com/], or [http:// www.brothermall.com] (in USA). a c b a Fabric b Size of embroidery frame c Stabilizer material with a steam iron. CAUTION ● Always use stabilizer material when sewing embroidery projects. The needle may break or bend if you embroider without - Brother International LB-6770THRD | Users Manual - English - Page 129
on b top of the outer frame. Have the right side of the cloth up. ■ Embroidery frame (small) [option] Patterns with a height of up to 2 cm (1 inch) fabric. Line up on the inner frame and on outer frame. ■ Embroidery frame (large) [option] Embroidery can be done in an area with a height of up to - Brother International LB-6770THRD | Users Manual - English - Page 130
(right side) d Stabilizer material e Ledge of outer frame • Press down firmly until the inner frame is securely pressed against the ledge of the outer frame. Embroidery sheet (large) [option] Make a mark with a chalk pen at the center of a the position for the pattern to be embroidered - Brother International LB-6770THRD | Users Manual - English - Page 131
thin pieces like ribbon are being embroidered, use stabilizer material as a base to stretch on the frame. We recommend stabilizer material for all embroidery. a b c a b a Base line b Mark Place the inner frame with the fabric on the d outer frame and stretch the fabric. • For details, refer to page - Brother International LB-6770THRD | Users Manual - English - Page 132
correctly. CAUTION ● Correctly set the embroidery frame into the embroidery frame holder. Otherwise, the presser foot may hit the embroidery frame, resulting in injury. CAUTION ● Do not touch a button. If a button is accidentally pressed, the machine starts sewing, and your finger may be pricked - Brother International LB-6770THRD | Users Manual - English - Page 133
even further. Make sure that the sewing machine is completely stopped and follow the instructions below. Raise the presser foot lever. a a a Presser foot lever Press (Needle position button) once or b twice to raise the needle. a Remove the embroidery frame. e CAUTION ● Do not touch a button - Brother International LB-6770THRD | Users Manual - English - Page 134
pattern. Copyright information The patterns saved in the sewing machine and embroidery cards are intended for private use only. Any public changing the upper thread according to the instructions displayed on the screen. For details, refer to "Selecting an embroidery pattern" (page 137). b Character - Brother International LB-6770THRD | Users Manual - English - Page 135
to adjust language or change the thread color display or other settings. e Press to get help on embroidery unit attachment, embroidery frame attachment, etc. f Press this key to save embroidery patterns and the alphabet characters in the machine's memory. Selecting Embroidery Patterns 133 - Brother International LB-6770THRD | Users Manual - English - Page 136
) THREAD# is selected.) •EMBROIDERY (POLYESTER) THREAD# •COUNTRY (COTTON) THREAD# •MADEIRA POLY THREAD# •MADEIRA RAYON THREAD# •SULKY THREAD# •ROBISON-ANTON POLY THREAD# When a specific pattern is selected, press this key and then, press to switch the display. The sewing settings such as the - Brother International LB-6770THRD | Users Manual - English - Page 137
4 Press this key when you want to change the color, character by character in character embroidery. Since the sewing machine stops at the end of each character, the upper thread is changed as you sew. Press this key again to cancel multicolor. Memo z Keys that appear surrounded with a dotted line - Brother International LB-6770THRD | Users Manual - English - Page 138
. Memo z When "The pattern is too large for the embroidery frame" is displayed, no more characters can be input. z Characters from different fonts (sans serif and serif, etc.) cannot be combined. Select the alphabet characters. a - Brother International LB-6770THRD | Users Manual - English - Page 139
in the machine's memory. 70 Embroidery patterns Memo z Refer to "Embroidery Pattern Color Change Table" in the Quick reference guide for samples 12 stitch types. Memo z Refer to "Frame patterns" in the Quick reference guide for frame pattern shapes and stitches. Press . a 4 X The pattern - Brother International LB-6770THRD | Users Manual - English - Page 140
using (Previous page key) and (Next page key), and select from the 12 stitches. Insert the embroidery card in the embroidery b card slot on the right side of the sewing machine. Face the arrow on the embroidery card toward you, and insert it in the direction of the arrow. X When a stitch is - Brother International LB-6770THRD | Users Manual - English - Page 141
change the setting in the setting screen. For details, refer to "LCD Pass the thread through the embroidery foot c hole, and hold it lightly in your left hand. (liquid crystal display) operation" (page let hands or objects hit the carriage while sewing. The pattern may misalign. Embroidering 139 - Brother International LB-6770THRD | Users Manual - English - Page 142
Set up embroidery thread for the next color, i and repeat steps b through h. X When the last color is sewn, "Finished sewing." will embroidery frame may be hit by the presser foot and cause injury or needle breakage. After progressing 5-6 stitches, press f (Start/stop button) to stop the machine - Brother International LB-6770THRD | Users Manual - English - Page 143
the Lower the presser foot lever, and press g (Start/stop button). embroidery frame. 4 Lower the presser foot lever, and press c (Start/stop button). X The cut-out for the appliqué piece is sewn, and the sewing machine stops. a b a Cut-out line b Appliqué piece fabric X "APPLIQUE POSITION" will - Brother International LB-6770THRD | Users Manual - English - Page 144
for the appliqué is stitched, and the sewing machine stops. Memo z When "APPLIQUE MATERIAL", "APPLIQUE POSITION" and "APPLIQUE" are displayed, a specific color thread does not appear. Use a proper color thread to match the appliqué piece. Follow the instructions on the screen, and j change thread - Brother International LB-6770THRD | Users Manual - English - Page 145
Size key/Layout key a . f Rotation key g Horizontal mirror image key 4 X The sewing screen is displayed. h Trial key i Starting point key j Distance from the center k Embroidery size Press . b X The layout LCD is displayed. Embroidery frame size These flash if the pattern was resized, the - Brother International LB-6770THRD | Users Manual - English - Page 146
it. z You can save patterns you have changed the size and position in the machine's memory. Refer to "Saving patterns" (page 150). Layout key Press this key and right. Memo z Mirroring patterns is possible only for a embroidery pattern or a frame pattern. Starting point stitching key Switches the - Brother International LB-6770THRD | Users Manual - English - Page 147
The upper thread tension is changed using the thread tension dial. Simply increase the tension slightly to continue sewing. When doing machine embroidery, the tension dial should be set somewhere between 2 to 6. a b c a Loose (Decrease thread tension) b Tight (Increase thread tension) c Upper - Brother International LB-6770THRD | Users Manual - English - Page 148
the end of the thread longer than usual. Then reset the fabric in the embroidery frame, in a position where you can sew "DEF". Press c (Back key). a b a Embroidery start position b Embroidery end position Enter "DEF" and press . i Press . d Press . j Press . e Press k to turn it - Brother International LB-6770THRD | Users Manual - English - Page 149
of "ABC". a a Embroidery end position Lower the presser foot, and then press m (Start/Stop button) to embroider "DEF". Resewing When the wrong upper thread color has been sewn, it can be resewn with the correct color. Press (Start/stop button) to stop the a sewing machine. Press . b Press - Brother International LB-6770THRD | Users Manual - English - Page 150
is stopped before it is complete, check the current needle count and layout before turning off the sewing machine. Memo z When the sewing machine is turned off, the embroidery size and layout return to the original setting. If you have changed the layout, you need to adjust it again. Press - Brother International LB-6770THRD | Users Manual - English - Page 151
Forward one color) to move to i the beginning of the color you want to embroider. Note z Always detach the embroidery unit when you move the sewing machine. Press (Forward one stitch) to increase j the needle count. If is pressed continuously, it moves forward 1 -> 9 ->30 stitches. 4 Turn - Brother International LB-6770THRD | Users Manual - English - Page 152
patterns and the alphabet characters you have customized can be saved in the sewing machine's memory. Since the saved patterns will not be erased when the power is turned off, you can always retrieve them for embroidery. This is convenient for saving names and the like. You can save up to 12 - Brother International LB-6770THRD | Users Manual - English - Page 153
5 APPENDIX The various maintenance and troubleshooting procedures are described in this chapter. Care and Maintenance 152 Troubleshooting ...154 Index ...165 - Brother International LB-6770THRD | Users Manual - English - Page 154
. Turn off the sewing machine. a Unplug the power supply cord from the power b supply jack on the right side of the sewing machine. a a Needle plate before cleaning the machine. Otherwise, injuries or an electric shock may occur. Remove the flat bed attachment or the c embroidery unit if either - Brother International LB-6770THRD | Users Manual - English - Page 155
scratched. Otherwise, the upper thread may become tangled, the needle may break or sewing performance may suffer. For a new bobbin case (part code: XC3152-221 (green marking)), contact your nearest authorized service center. ● Be sure that the bobbin case is correctly installed, otherwise the needle - Brother International LB-6770THRD | Users Manual - English - Page 156
Center offers the latest FAQs and troubleshooting tips. Visit us at [http://solutions.brother.com]. If the problem persists, contact your dealer or the nearest authorized service center. Symptom Probable Cause Remedy The machine is not turned on. Turn on the machine. The start/stop button was - Brother International LB-6770THRD | Users Manual - English - Page 157
your dealer or the nearest authorized service center. - A bobbin designed specifically for this machine is not used. Incorrect bobbins will . Correctly pass the thread through the bobbin-winding thread guide. Move the sewing speed controller to the right (so that the speed Troubleshooting 155 - Brother International LB-6770THRD | Users Manual - English - Page 158
machine. The thread is tangled on the wrong side of the fabric. The upper thread was not threaded correctly. Correct the upper threading. The upper thread was not threaded correctly. Correct the upper threading. Make sure that the thread is hanged on the thread guide or sew with stitch - Brother International LB-6770THRD | Users Manual - English - Page 159
. correct position. Press the needle position button. page 32 The sewing lamp The sewing lamp is damaged. does not come on. The machine is not turned on. Contact your dealer or the nearest authorized service center. Turn on the machine. page 17 Nothing appears in the LCD. The brightness of - Brother International LB-6770THRD | Users Manual - English - Page 160
and the fabric is hanging off the table. If embroidery is done with the fabric hanging off the table, the embroidery unit movement will be impaired. Support the fabric while embroidering. The fabric is catching. It is pinched. Stop the sewing machine and set the fabric up correctly. The carriage - Brother International LB-6770THRD | Users Manual - English - Page 161
at a LCD screen other than the sewing LCD screen. The start/stop button machine is deleting a previously saved pattern while in embroidery edit mode. The start/stop button was pressed while the foot controller was 7 connected. You tried to use the foot controller for embroidery. Troubleshooting - Brother International LB-6770THRD | Users Manual - English - Page 162
pattern settings, and then tried to save them by pressing the manual memory key. You tried to select an embroidery pattern or change the layout when 15 the needle was down. The machine is turned on while the needle is lowered and the embroidery unit is attached. 16 You tried to initialize the - Brother International LB-6770THRD | Users Manual - English - Page 163
frame. The upper thread has become tangled around the bobbin case, and the 24 needle is bent and hitting the needle plate, etc., so the sewing machine stops (refer to page 154). 25 You tried to use a function that cannot be used when the embroidery unit is attached. Troubleshooting 161 - Brother International LB-6770THRD | Users Manual - English - Page 164
to retrieve a pattern downloaded as one for a different machine. The start/stop button, the embroidery key, or the memory key is pressed in embroidery mode, but the embroidery unit is not attached. 28 The embroidery key was pressed when the embroidery unit is not attached. 29 The bobbin winder is - Brother International LB-6770THRD | Users Manual - English - Page 165
setting can be changed so that the machine does not beep. Turn on the sewing machine. a 5 X The LCD comes on. Press b panel. (Setting key) in the operation Turn off the sewing machine, then turn it on d again. X The setting screen appears. Press c (Next page key) twice. Troubleshooting 163 - Brother International LB-6770THRD | Users Manual - English - Page 166
APPENDIX Press OFF for the buzzer. d X The screen for changing the beep setting appears. Press e (Back key). X The initial stitch screen appears again. 164 - Brother International LB-6770THRD | Users Manual - English - Page 167
needle 40 frame pattern selection 137 cleaning bobbin case 152 fraying, preventing 74 cleaning brush 9 free-arm sewing 46 cleaning machine surface 152 free-motion quilting 102 concealed seams 90 front view 10 connecting character patterns 146 country thread 19, 134 G crazy - Brother International LB-6770THRD | Users Manual - English - Page 168
thread 29 Q quick reference guide 9 quilting 100 quilting guide 101 quilting stippling 97 quilting stitch 97 R race 152 embroidery patterns 132 selecting stitches 49 selecting the needle 39 settings key 13 sewing basics 48 sewing direction change 65 sewing machine help key 13 sewing - Brother International LB-6770THRD | Users Manual - English - Page 169
problems cutting, automatic 62 thread guide 10, 24, 33 thread guide cover 10, 24, 33 thread guide disk 11, 34 thread manually 36 tips 65 touch panel 13 trial sewing 65 triple stretch stitch 78, 95, 103 troubleshooting 154 turning machine on/off 16 twin needle 9 twin needle sewing - Brother International LB-6770THRD | Users Manual - English - Page 170
- Brother International LB-6770THRD | Users Manual - English - Page 171
- Brother International LB-6770THRD | Users Manual - English - Page 172
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Product Code
885-V31/V33
GETTING READY
SEWING BASICS
UTILITY STITCHES
EMBROIDERY
APPENDIX
Computerized Embroidery and Sewing Machine
Operation Manual