Jack A7 User Manual

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A7 Operation Manual
1 Installation Instructions
1.1 Product specifications
Product Type A7 Supply Voltage AC 220 ±20%V
Power frequency 50Hz/60Hz Maximum output power 550W
1.2 Port diagram
Plug each connection plug of the machine head into the corresponding socket behind the controller as Figure 1-2-1.18P functional port as
Figure 1-2-2.Well connected, please check whether the plug is firmly inserted.
1.2.1 Name of each port
1.2.2 18P function port corresponding table
12 3 456 7 8 9
Thickness
Detection
Signal
Thickness
Detection
GND
Thickness
Detection
Power supply +5V
// /
Low Oil level
detection GND
Switchgroup
GND
Switchgroup
Power supply
+5V
10 11 12 13 14 15 16 17 18
/
/
/
/
/LowOil
Detection
signal
Switchgroup-
Fill half a needle
Switchgroup-
backstitch
Switchgroup-
Fill the
needle
· Please read this manual carefully, also with related manual for the machinery before use the controller.
· For installing and operating the controller properly and safely, qualified engineers are required.
· Please stay away from arc welding equipment, in order to avoid electromagnetic interference and malfunction of the
controller.
· Keep room temperature bellow 45°c and above 0°c
· Do not use in humidity below 30% or above 95% or dew and mist places.
· Please turn off the power and unplug the power cord, before install the control box and other components,
· To prevent interference or electric leakage accidents, please make the ground work; the power cord ground wire must
be securely connected to earth by an effective way.
· All parts for the repair provided by the Company or approved before use.
· Please turn off the power and unplug the power cord before any maintenance action. There is dangerous high voltage
control box, you must turn the power off after one minute before opening the control box.
· The symbol
in this manual means Safety Precautions, please pay attention to it and strictly follow it, to avoid any
unnecessar
y
dama
g
e.

Safet
y
Instruction
18P function port corresponding The pedals mouth
18P function port
corresponding
Exhaust
encoder port
Stepper
encoder
port
Stepper
power
port

Jack A7 Specifications

General

Brand	Jack
Model	A7
Category	Sewing Machine
Language	English

Summary

Safety Instruction

Installation Instructions

1.1 Product specifications

Details the technical specifications of the sewing machine controller.

1.2 Port diagram

Illustrates the layout and function of the controller's connection ports.

1.3 Wiring and Grounding

Guidelines for proper electrical wiring and grounding for safe operation.

Operation Panel Instructions

2.1 Operation Panel Display Instruction

Explains the LCD display and status indicators of the operation panel.

Key Functions

Details the functions of various operational keys on the sewing machine panel.

2.3 Operation panel auxiliary functions

Covers additional functions like parameter adjustment and settings.

Piece/Stitch Count Setting

2.3.5 Piece/stitch count setting

Interface for setting and switching between piece and stitch counts.

2.3.6 Step motor "Zero" calibration

Procedure for calibrating the step motor to its zero position.

2.3.7 Stitch length adjustment setting

Guide for adjusting stitch length compensation parameters for different tracks.

Thin Thickness Detection

3.1 Thin thickness detection function description

Explains how the system slows down when fabric thickness changes.

3.2 Thin material thickness setting

Procedure for setting thin material thickness identification.

3.3 Thick material thickness setting

Procedure for setting thick material thickness identification.

3.4 Corresponding parameter table of thickness detection and adjustment

Table linking parameter items to their significance and explanation for thickness detection.

System Parameters

4.1 Parameter mode

Instructions on how to enter, adjust, and save system parameters.

System parameters setting list

A comprehensive list of system parameters with their ranges, defaults, and descriptions.

Monitor Mode

4.2 Monitor mode

Details various monitor items and their descriptions for system diagnostics.

Warning and Error Messages

4.3 The warning message

Lists warning codes, their descriptions, and corrective actions.

4.4 Error mode

Provides a guide to troubleshooting specific error codes and their solutions.