SportsArt Fitness T621 Operating instructions

T621 Repair Manual (Electronics)

Table of Contents
1-1-1. Product Picture-T621
1-2-1. Display-T621
1-3-1. Component Placement-T621 Display
1-3-2. Component Placement-T621 Drive Board Area
1-4-1. Block Diagram-T621
1-5-1. Connections-T621 Display Board
1-5-2. Connections-T621 Bridge Board
1-5-3. Connections-T621 Drive Board
1-6-1. Indicator LEDs-T621 Display Board
1-6-2. Indicator LEDs-T621 Drive Board
1-7-1. Display Specifications-T621
2-1-1. Electronics Troubleshooting Chart-T621
3-1-1. Troubleshooting-Safety Key Malfunction-T621
3-2-1. Troubleshooting-Unit Will Not Start Operating-T621
3-3-1. Troubleshooting-Key Malfunction(Display)-T621
3-3-2. Troubleshooting-Key Malfunction-T621
3-4-1. Troubleshooting-Telemetry Heart Rate Malfunction-T621
3-5-1. Troubleshooting-Contact (HTR) Heart Rate Malfunction-T621
3-6-1. Troubleshooting-The Fuse Breaks at Start-T621
3-6-2. Troubleshooting-The Fuse Breaks at Motor Start-T621
3-6-3. Troubleshooting-The Fuse Breaks during Use-T621
3-7-1. Troubleshooting-ERR-1 T621
3-8-1. Troubleshooting-ERR-3 T621
3-9-1. Troubleshooting-ERR-7 T621
3-10-1. Troubleshooting- SERVICE REQUIRED …-T621
3-11-1. Other Information-Unit Settings and Information-T621
3-12-1. Other Information-SERVICE NEEDED…-T621

3-13-1. Other Information-Error Messages-T621
4-1-1. Inspecting and Testing-Transformer Test –T621
4-2-1. Inspecting and Testing-Motor Carbon brush –T621
4-3-1. Inspecting and Testing-wheel, speed sensor –T621
4-4-1. Inspecting and Testing-Motor voltage –T621
4-5-1. Inspecting and Testing-Motor Thermal Sensor Test-T621
4-6-1. Inspecting and Testing-Incline Zero Switch Test-T621
4-7-1. Inspecting and Testing-Incline Motor Voltage Test -T621

1-1. Product Picture-T621
1-1-1

1-2. Display-T621
1-2-1

1-3. Component Placement-T621 Display
1-3-1
Telemetry heart rate receiver board
Display board

1-3. Component Placement-T621 Display
1-3-2
HTR board
Bridge board
Soft keys
Safety key board

1-3. Component Placement –T621 Drive Board Area
1-3-3
Drive board
AC incline motor
Filter
DC motor
Speed sensor
Temperature sensor
Transformer

1-4. Block Diagram-T621
1-4-1
Display
board
Drive
board
Motor
Speed sensor
Temperature
sensor
Incline motor
Zero switch
Transformer
Filter
HTR board
Safety key
Polar board
Keypad
SW
FUSE
AC1
AC2
Bridge
board
Sensor L
Sensor R

1-5. Connections-T621 Display Board
1-5-1
To drive board
To bridge board (keypad)
To bridge board (safety key)
To bridge board (fan)
To bridge board (HTR)
To drive board
To bridge board
To telemetry HR