SportsArt Fitness T631 User manual

T631 Repair Manual (Electronics)

Table of Contents

1-1-1. Product Picture-T631

1-2-1. Display-T631

1-3-1. Component Placement-T631 Display

1-3-2. Component Placement-T631 Drive Board Area

1-4-1. Block Diagram-T631

1-5-1. Connections-T631 Display Board

1-5-2. Connections-T631 Bridge Board

1-5-3. Connections-T631 Bridge Board

1-6-1. Indicator LEDs-T631 Display Board

1-6-2. Indicator LEDs-T631 Drive Board

1-7-1. Display Specifications-T631

2-1-1. Electronics Troubleshooting Chart-T631

3-1-1. Troubleshooting-Safety Key Malfunction-T631

3-2-1. Troubleshooting-Unit Will Not Start Operating-T631

3-3-1. Troubleshooting-Key Malfunction-T631

3-3-2. Troubleshooting-Key Malfunction-T631

3-4-1. Troubleshooting-Telemetry Heart Rate Malfunction-T631

3-5-1. Troubleshooting-Contact (HTR) Heart Rate Malfunction-T631

3-6-1. Troubleshooting-The Fuse Breaks at Start-T631

3-6-2. Troubleshooting-The Fuse Breaks at Motor Start-T631

3-6-3. Troubleshooting-The Fuse Breaks during Use-T631

3-7-1. Troubleshooting-ERROR_1_1_T631

3-8-1. Troubleshooting-ERROR_1_2_T631

3-9-1. Troubleshooting-ERR0R_1_3_T631

3-10-1. Troubleshooting-ERROR_2_1_, ERROR_2_2_T631

Table of Contents (Cont.)

3-11-1. Troubleshooting-ERROR_2_3_T631

3-12-1. Troubleshooting-ERROR_3_1_T631

3-13-1. Troubleshooting-ERROR_8_1_T631

3-14-1. Troubleshooting-ERROR_8_2_T631

3-15-1. Troubleshooting-SERVICE NEEDED-APPLY LUBE-T631

3-16-1. Other Information-Unit Settings and Information-T631

3-17-1. Other Information-Error Messages-T631

4-1-1. Inspecting and Testing-AC Servo Motor Electrical Open Test-T631

4-2-1. Inspecting and Testing-Incline Zero Switch Test-T631

4-3-1. Inspecting and Testing-Incline Motor Voltage Test-T631

4-4-1. Inspecting and Testing-Motor Thermal Sensor Test-T631

4-5-1. Inspecting and Testing-SAC Motor Encoder Indicator Test-T631

1-1. Product Picture-T631

1-1-1

1-2. Display-T631

1-2-1

1-3. Component Placement-T631 Display

1-3-1

1-3. Component Placement-T631 Display

1-3-2

USB/CSAFE board

IPOD board

HTR board Bridge board

1-3. Component Placement –T631 Drive Board

Area

1-3-3

驅動器組

AC 升降馬達組

濾波器

SAC 伺服馬達

1-4. Block Diagram-T631

1-4-1

Display

board

Drive

board

Motor

Encoder

Temperature sensor

Incline motor

Zero switch

Inductor

(220v)

Filter

Polar board

Bridge

board

HTR board

Safety key board

Keypad

Polar board

Cardio board

IPOD board

iPod keys

iPod

earphone

jack

SW

FUSE

AC1

AC2

To

iPod

Sensor

1-5. Connections-T631 Display Board

1-5-1

接至驅動器組

To bridge board (keys)

To telemetry HR receiver

To iPod board

To bridge board (safety key)

To bridge board (HTR brd)

To bridge board (fan)

To USB/CSAFE board

1-5. Connections-T631 Bridge Board

1-5-2

To safety key board

To HTR board

To display board

1-5. Connections-T631 Drive Board

1-5-3

To encoder

To motor thermal sensor

To filter

To display board (signal)

To motor

To incline zero switch

To incline motor

To display board (power)

1-6. Indicator LEDs-T631 Display Board

1-6-1

Power indicator

 Lit indicates display has

power.

1-6. Indicator LEDs-T631 Drive Board

1-6-2

Incline up (orange) Incline down (green)

Condition indicator

 Normal: flashes

continuously

Encoder indicator

F1 fuse 15A

1-7. Display Specifications-T631

Specification

Details Notes

Exterior power

110V / 220V

Motor

SAC servo motor (with internal thermal sensor)

4.0 HP

Optic sensor

Magnetic encoder

Speed range

KPH : 0.2 - 20.0(KPH)

MPH : 0.1 –12.0(MPH)

JAPAN：0.2-16.0(KPH)

Incline range

Power: AC MOTOR （110V or 220V）

Incline 0 % -15 %

0-point calibration, time controlled

Every 1% = 2sec

Illustration

LED＋14-segment LEDs＋7-segment LEDs＋dot matrix

Programs

MANUAL, RANDOM, HILL, INTV, FIT TEST, GLUTE

Heart rate control

program

CARDIO/ WT LOSS, ZONE TRAINER

Heart rate HTR/telemetry HR

1-7-1

2-1. Electronics Troubleshooting Chart-T631

Malfunction Circumstance Inspection and Testing Possible Part

Notes

Safety key

malfunction

Put safety key in place; there

is no reaction.

1. Inspect display bridge board and safety key

connections.

2. Replace safety key.

Safety key

board

No start up Turn on power; display

shows no reaction.

1. Inspect main fuse.

2. Inspect drive board fuse.

3. Inspect all cable connections.

4. Inspect display LED and program IC.

1. Main fuse

2. Drive board

3. Cable

4. Display

No incline

operation

Press the incline key; incline

does not operate up or

down.

1. Inspect incline zero switch.

2. Inspect drive board cable connections.

3. Replace drive board.

4. Incline motor malfunction

1. Drive board

2. Zero switch

Telemetry heart

rate

Telemetry heart rate

malfunction

1. Inspect heart rate transmitter and battery

condition. Replace batteries if they are old.

2. Inspect the heart rate receiver cable

connections.

3. Test or replace heart rate receiver.

4. Inspect environment for sources of

interference, including speakers and lights.

1. Heart rate

transmitter

2. Heart rate

receiver

Contact heart

rate

Contact heart rate

malfunction

1. Inspect HTR cable to the receiver board.

2. Inspect HTR board indicators.

3. Replace the HTR board.

1.HTR board

Key (display）

Key does not operate or

operates continuously.

1. Replace display key switches

or soft keys

1. Display

keys

2. Soft keys

Key（soft keys）

Key does not operate or

operates continuously.

1. Inspect bridge board soft key connection.

2. Replace the soft key.

1.Soft keys

2-1-1

ERR0R_1_1_ Servo motor encoder

malfunction

1. If encoder cable connection or encoder is worn,

display directly shows ERROR 1_1.

2. Replace the motor Encoder.

1.Motor

encoder

ERR0R_1_2_ Servo motor thermal

sensor excessive heat;

motor operates at half

speed.

1. Inspect the motor for excessive heat.

2. If the motor is not hot, inspect the thermal sensor

cable connections.

3. Inspect treadmill walk belt tightness. Adjust or

replace walk belt.

1.Walk belt

ERROR_1_3_ Motor does not rotate 1. Motor does not rotate; display shows

ERROR_1_3_.

2. Motor has an electrical open. Inspect the motor

(red－white－black) wires for a break.

3. Replace the motor.

1.Motor

ERROR_2_1_ IGBT over current 4. Re-start unit as a test.

5. If issue reoccurs repeatedly, replace SAC drive

board.

1.SAC drive

board

ERR0R_2_2_ IGBT over temperature 1. Re-start unit as a test.

2. If issue reoccurs repeatedly, replace SAC drive

board.

1. SAC drive

board

ERROR_2_3_ Drive board circuit

abnormality

1. Please replace the drive board. 1.SAC drive

board

ERROR_3_1_ Incline motor calibration

point error

1. Inspect cable connections.

2. After turning on unit, inspect whether incline

motor is hot. If so, the drive board is possibly

bad.

1. SAC drive

board

2. Incline zero

switch

ERROR_3_1_ Incline motor calibration

point error

1. After turning on unit, inspect whether incline

calibrates to 0% position. If not, drive board is

possibly bad.

2. Inspect whether incline zero-point switch

is normal.

3.

2-1-2

Power off Power OFF 1. Re-start unit as a test.

2. If issue reoccurs repeatedly, replace SAC drive

board.

1.SAC drive

board

ERR0R_4_2_ Low voltage error 1. Power supply voltage is too low.

2. Inspect power supply voltage. Have power supply

issue addressed immediately.

3.Re-start unit. Operate. Inspect for safety.

ERROR_4_3_ High voltage error 1. Power supply voltage is too high.

2. Re-start unit. If message still appears, power

supply voltage is too high.

3. Wait for voltage to drop to protect the treadmill.

ERROR_8_1_ Communications error at

start

1. Cable is not connected.

2. SAC drive board malfunction

1.SAC drive

board

ERROR_8_2_

Communications error

after start

1. Inspect for sources of interference in the

environment.

2. Inspect power supply ground.

3. Replace SAC drive board.

1. SAC drive

board

Main fuse blew Turn on unit; fuse blows. 1. Inspect for electrically “shorted” components.

2. Inspect cable connections for an electrical short.

3. Replace drive board/incline/filter.

1.SAC drive

board

Main fuse blew Press speed key; motor

fuse blows.

1. Inspect motor for abnormality.

2. Replace drive board.

1.SAC drive

board

Main fuse blew In use, main fuse

suddenly blew.

1. Inspect power supply. Is voltage too low? Normal:

110V or 220V +-10%.

2. Inspect walk belt tightness.

3. Inspect walk belt and walk deck for wear.

4. Lubricate the walk belt and walk deck.

5. Replace the SAC drive board as a test.

1.Walk belt

2.SAC drive

board

2-1-3

SERVICE NEEDED -

APPLY LUBE

Display shows:

”SERVICE

NEEDED -

APPLY LUBE ”

Every 4000 KM, this message occurs as a

prompt to lubricate the walk belt and deck.

Follow instructions in the owner manual to

lubricate the walk belt and deck.

Show total distance 1. Press <CHANGE> key for three

seconds to set unit and view total

distance, total time, and version

numbers of display and drive board

firmware.

HTR malfunction FOR ACCURATE

HR,HOLD

SENSORS FIRMLY

WHILE WALKING

1. Firmly hold HTR contacts while

exercising.

2. If you are holding HTR contacts firmly,

inspect HTR contact cable

connections.

2-1-4

Troubleshooting

Model: T631

Issue: Safety key malfunction

Circumstance of malfunction: Put the safety key in place.

The display does not operate. Display shows “safety key”.

Possible cause: Safety key board malfunction

Troubleshooting: 1. Inspect the safety key magnet.

2. Inspect the bridge board cable connections.

3. Test or replace the safety key board.

3-1-1

Display

board

Bridge

board

Safety key

board

Safety key & safety key board

Bridge board

Safety key connection

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SportsArt Fitness T631 User manual

SportsArt Fitness T631 User manual

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