Brother DH4-B980 Correct USE, Initializing settings, Changing the lower thread and gimp trimming

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5. CORRECT USE

5. CORRECT USE

5-1. Initializing settings

The following procedure should be carried out before the sewing machine is used for the first time, and also after long periods of non-use.

If "E-59" appears on the front panel display when the power is turned on, be sure to follow this procedure to initialize all settings. ("E-59" will appear after a PROM has been replaced or after long periods of non-use. For details on the "E-59" message display, refer to page 27.)

(2)

(3)(2)

(1)

1120Q

1.Turn off the power.

2.Remove the five screws (1).

3.Open the rear plate (2) of the control box.

4.Set DIP switch No. 1 (3) on the circuit board to ON.

5.Turn the power back on again.

Note: A buzzer will sound while the data is being initialized.

6.Turn off the power.

7.Set DIP switch No. 1 (3) on the circuit board to OFF.

8.Close the rear plate (2) and tighten the five screws (1).

5-2. Changing the lower thread and gimp trimming

The sewing machine is set to lower thread and gimp trimming when it is shipped from the factory. (DIP switch No. 6 (3) is set to ON.)

Carry out the following procedure only if you wish to activate upper thread trimming.

(3)(2)

(1)

1121Q

1.Turn off the power.

2.Remove the five screws (1).

3.Open the rear plate (2) of the control box.

4.Set DIP switch No. 6 (3) on the circuit board to OFF. Note: Do not activate lower thread trimming if using

a 39-mm cutter.

Do not set DIP switch No. 6 (3) on the circuit board to ON.

5.Close the rear plate (2) and tighten the five screws (1).

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RH-9800

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Contents DH4-B980 RH-9800 Safety Instructions Safety indications and their meaningsInstallation Environmental requirementsSewing CleaningMaintenance and inspection Needle bar guard Contents Names of Each Part Specifications SpecificationsInstallation Table processing diagramInstalling the motor Installing the machine headLowering the machine head Installing the oil containerRaising the machine head Installing the spool stand Tightening the V-beltConnecting the knife valve cables Installing the control boxInstalling the air unit and the valve assembly Connecting the ground wires and the wirings Connecting the air tubes Installing the air hoses Adjusting the air pressureTo increase the air pressure To decrease the air pressureConnecting the power cord Lubrication Adding oilLubrication Filling the arm oil tank1116Q 0862Q 1117Q Changing the lower thread and gimp trimming Initializing settingsCorrect USE Checking the direction of machine operation Installing the needle Threading the upper threadThreading the lower thread For upper thread trimming specificationsFor upper and lower thread trimming specifications -01,-02 Setting the material Threading the gimpFront panel part name Panel button and switch namesOperation panel part names Changing the cutting timing Changing the modeSelecting a program number Setting a program Setting the shape of the eyelet Setting the buttonhole lengthSetting the tacking length Setting the offsetSetting the cutting space Setting the knife position compensationP3. Setting θ 1 correction P1. Setting X correctionP2. Setting Y correction P4. Setting θ 2 correction Using the memory switch OFFOn Low speed List of error codes Using the Emergency Stop switch Automatic modeManual mode or in automatic mode Sewing1164Q 1165Q Adjusting the thread tension Tension adjustmentStroke adjustment Upper thread tensionRelationship between knife position and eyelet shape Needle and knife positionExplanation of the cutting space function Knife position compensation function Using the production counter Resetting the production counterDisplaying the production counter Counting down to zero methodUsing a cycle program Programming procedureSetting the feed bracket to the front position Using feed mode Using manual mode Setting the number of home position cycles Changing the cycle program counterReturning to the home position Cleaning and Maintenance Draining the oilStandard Adjustments Adjusting the height of the spreader and looperSpreader height Looper heightAdjusting the needle and looper timing Adjusting the loop stroke Adjusting the height of the needle bar Adjusting the clearance between the looper and needleAdjusting the needle guard Adjusting the spreader mounting positionsAdjusting the spreader timing Adjusting the needle racking width stitch widthChanging in the cutting block operation time Filing the cutting surface of the cutting block Adjusting the cutting pressure Replacing the knifeAdjusting the cloth opening amount Measuring the opening amountAdjusting the trimming of the upper thread Adjusting the trimming of the lower thread and gimpAdjusting the gimp length after trimming Lower thread presser Sub presserSummary of DIP Switches Front panel DIP switchesCircuit board DIP switches Troubleshooting Problem Cause Remedy Thread breaksSkipped stitches occur Needle breaksProblem CleanlyRemedy Upper thread is not cut Lower thread is not cut15-1, Naeshiro-cho, Mizuho-ku, Nagoya 467-8561, Japan. Phone

DH4-B980 specifications

The Brother DH4-B980 is an innovative and advanced sewing and embroidery machine designed for both professional use and home enthusiasts. Recognized for its robust performance and user-friendly features, the DH4-B980 stands out in the market.

One of the primary features of the Brother DH4-B980 is its impressive sewing speed, allowing users to achieve up to 1,000 stitches per minute. This heightened efficiency is complemented by a range of built-in stitches, offering over 150 different stitch options, including decorative, quilting, and utility stitches. This variety equips users with the creativity to tackle a broad spectrum of sewing projects, from simple alterations to intricate embroidery designs.

The Brother DH4-B980 also features advanced embroidery capabilities. With an expansive embroidery area of 10 x 6 inches, users can work on larger designs without the need for rehooping. Additionally, the machine comes with pre-installed embroidery designs and fonts, ensuring that users have a multitude of options right at their fingertips. The user-friendly LCD touchscreen display allows for easy navigation through features, adjustments, and design selections, making the embroidery process intuitive.

In terms of technology, the Brother DH4-B980 incorporates the advanced My Custom Stitch feature, enabling users to create personalized stitch patterns. This functionality sets the machine apart, as it allows for customization to fit specific project needs or personal styles. The machine is also equipped with automatic needle threading and a quick-set drop-in bobbin, adding to overall convenience and ease of use.

Another noteworthy aspect is the built-in sewing assistant, providing tips and settings based on the selected stitch type. This feature enhances the learning curve for beginners while catering to the needs of more experienced sewists. The machine’s high-quality LED lighting illuminates the workspace, ensuring clarity and precision in sewing, particularly in low-light conditions.

Durability is achieved through quality construction and materials, ensuring that the actual performance matches user expectations even after extensive use. The Brother DH4-B980 is also designed with versatility in mind, catering to quilters, fashion designers, and hobbyists alike.

In summary, the Brother DH4-B980 combines speed, versatility, and advanced technology in a single sewing and embroidery machine. Its user-friendly features and innovative capabilities make it an excellent choice for anyone looking to elevate their sewing experience.
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