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Brother NX600 User Manual

Brother NX600
214 pages
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Table of Contents

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Brother NX600 Specifications

General IconGeneral
Maximum Stitch Width7 mm
Maximum Stitch Length5 mm
LCD DisplayYes
Automatic Needle ThreadingYes
Drop FeedYes
Speed ControlYes
Built-in MemoryNo
USB PortNo

Summary

Outline of Mechanism

Main Mechanisms

Describes the main mechanical components of the sewing machine.

Driveline

Explains the mechanism for transmitting power and motion within the machine.

Positions of electronic components

Identifies the locations of various electronic parts.

Control system block diagram

Illustrates the flow of control signals within the machine's electronics.

Main motor control

Details how the main motor's speed and operation are managed.

Pattern generator and thread cutter

Explains the mechanisms for pattern creation and thread cutting.

Operation of other electronic components

Describes the function of various electronic parts.

Using the threader

Provides instructions and precautions for using the automatic threader.

Disassembly

Main parts

Details the removal procedures for the primary components of the sewing machine.

Electrical parts and motors

Covers the disassembly of electrical components and motors.

Thread tension mechanism

Explains how to disassemble the thread tension system.

Bobbin winder mechanism

Provides steps for disassembling the bobbin winding system.

Needle bar, presser mechanism / Upper shaft mechanism

Details the disassembly of the needle, presser, and upper shaft parts.

Needle-presser module

Specific instructions for disassembling the needle-presser assembly.

Feed and bobbin module

Covers the disassembly of the feed and bobbin mechanisms.

Thread cutter module

Provides steps for disassembling the thread cutting mechanism.

Assembly

Needle bar, presser mechanism / upper shaft mechanism

Instructions for reassembling these components.

Bobbin winder mechanism

Guidance on reassembling the bobbin winding system.

Thread tension mechanism

Procedures for reassembling the thread tension system.

Electrical parts and motors

Covers reassembling electrical components and motors.

Needle-presser module

Specific instructions for reassembling the needle-presser assembly.

Feed module

Guidance on reassembling the feed mechanism.

Thread cutter module

Procedures for reassembling the thread cutting mechanism.

Adjustment

Inspection

Covers visual checks and basic inspections of machine parts.

Test Mode

Explains how to enter and use the machine's test modes for diagnostics.

Adjustment (Main Unit)

Details adjustments for the main mechanical units of the machine.

Adjustment (Modules)

Covers adjustments specific to various machine modules.

Failure Investigation for Electronic Parts

Power does not come on

Troubleshooting steps when the machine shows no power.

Pulse motors do not return to starting point

Diagnosing issues with pulse motor positioning.

Main motor does not turn

Steps to resolve problems with the main motor not operating.

Cannot sew pattern well

Troubleshooting for issues with pattern formation.

Thread tensioning does not go well

Diagnosing and fixing thread tension problems.

LCD display is not normal

Steps for resolving LCD display issues.

Repair Manual

Stitch skipping, Thread abrasion, Thread breakage

Addresses common sewing quality issues related to thread and needle.

Sewing machine lamp does not light

Troubleshooting for the work area lamp failure.

Does not turn (Electronic sounds and operating display lamps normal at startup)

Diagnosing main motor issues when other functions seem normal.

Irregular rotation (rotation slow / fast / unstable)

Troubleshooting for inconsistent motor speed.

Threading not possible.

Addresses issues preventing thread from being properly guided.

Actual sewing: Needle breakage

Explains causes and solutions for needles breaking during sewing.

Stops during sewing

Diagnosing and fixing intermittent stopping issues.

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