SportsArt Fitness T650 Repair Manual
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SportsArt Fitness T650 Repair Manual

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T650/T650M Treadmill Repair Manual
SPORTS ART INDUSTRIAL CO., LTD.

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Summary of Contents for SportsArt Fitness T650

  • Page 1 T650/T650M Treadmill Repair Manual SPORTS ART INDUSTRIAL CO., LTD.

  • Page 2: Table Of Contents

    5-02. E-1-1 – Encoder Error 1. Main Component Placement 5-03. E-1-2 – Motor Overheat Error 5-04. E-1-3 – Motor Speed Error 1-01. T650/T650M Treadmill Complete 5-05. E-2-1 – IGBT Excessive Current Error 1-02. Display Area 5-06. E-2-2 – IGBT Excessive Heat Error 1-03.
  • Page 3 【Table of Contents】 8. Mechanical Adjustments and Part Replacement 8-1. T650(M) Treadmill Walk Belt Tightness Adjustment 8-2. T650(M) Treadmill Walk Belt Alignment 8-3.AC Motor Incline Calibration Procedure - Software 8-4.AC Motor Incline Calibration Procedure - Hardware...
  • Page 4 1.Product Picture 1-01-01...
  • Page 5 2. T650 /T650M Components－Display Area Heart Rate Singal Feedback Screen PROGRAM Keys Setting number Keys QuickStart key Speed key Stop key Incline key 1-01-02...
  • Page 6 3. T650/T650M Components－Motor Area EMI Filter Incline Set Incline -3% Switch Incline 0% Switch AC SERVO Motor Drive Board 1-01-03...
  • Page 7 4. T650/T650M Display Change Display key Number and CLEAR keys Program mode keys QUICK START,START,ENTER keys 1-01-04...
  • Page 8 5. T650/T650M Components – Display Area－Display Board 1-01-05...
  • Page 9 6. T650/T650M Components – Drive Board 1-01-06...
  • Page 10 7.T650/T650M Components – AC Servo Motor Encoder 1-01-07...
  • Page 11 8. T650/T650M Components － Other（1） Part (220V) Part (110V) EMI Filter EMI Filter Part BRIDGE Board Part Telemetry Receiver Board 1-01-08...
  • Page 12 9. T650/T650M Components － Other（2） Part Part Soft key HTR Board Part SAFETYKEYBoard Part Encoder 1-01-09...
  • Page 13 T650/T650M Specifications Specification Deta Notes er Supply Exte rior Power Supply 110V (USA); 220V (Europe) heart rate window: 65%, 80%, Heart Main Window Display te, Calories, Speed, Time, Distance, Cal/hr, Mets, Pace, Incline ondary Window Matrix 15 X 8 Window Display 0.2 -...
  • Page 14 T650/T650M Display 2-01-02...

  • Page 15: Introduction

    T650/T650M Introductions－ Display Board (Heart Rate Indicator) Heart Rate Indicator Display Lock/Unlock Key and Indicator Lit indicates the active row and scan/lock mode. Number Key and Indicator Workout Programs Lit indicates active program: ENTER Key and Indicator MANUAL,HILL,RANDOM,INTV,TRACK,GLUTE ,FAT BURN,ZONE TRAINER,WtLOSS/CARDIO 模...
  • Page 16 T650/T650M Introduction－ Display Board (Keys) Change Display key Number and CLEAR keys Program mode keys QUICK START,START,ENTER keys 2-01-04...

  • Page 17: Operation

    Function: Press the Quick Start key to start operating the unit. Operation: (1) The display shows “SPORTSART – T650”.After two seconds, “SELECT PROGRAM OR QUICKSTART” scrolls across the display.Press the QUICK START key to start operating or press the PROGRAM key to operate an exercise program.
  • Page 18 3.INCLINE Key Function Function: Set treadmill incline position. Operation: (1) Press the INCLINE<▲> key. Values in the incline window increase. Incline operates up. (2) Press the INCLINE<▼> key. Values in the incline window decrease. Incline operates down. (3) INCLINE range: 0~15％; increments of 0﹒5％. 4.STOP Key Function Function: Leave an exercise program.
  • Page 19 6.CLEAR Key Function: Clear entered values to 0. Operation: Press to clear entered values to 0. 7.PROGRAM Key Function: Select exercise programs. Operation: (1) Press any PROGRAM key. Its corresponding LED lights. (2) Programs include MANUAL、HILL、RANDOM、INTV、TRACK、FAT TEST、Wt LOSS、ZONE TRAINER、FAT BURN、GLUTE 8.T650M Reverse Mode Function: Enter reverse mode.
  • Page 20 9. Basic Settings Function: (1) Set KPH/MPH, total distance, and total time. Operation: (1) Hold the <Change Display> key for three seconds to enter the basic setting mode. Message window shows the current setting as either “UNIT - MPH” or “UNIT - KPH”. Press the INCLINE＜▲/▼＞key to change your setting.

  • Page 21: Cable Connections

    T650/T650M Cable Connections－Display Board Cable Connections CON3: CON4: CON1: To HRC board To drive board BRIDGE board( HTR ) CON2: TO BRIDGE Board (safety key) CON5: TO BRIDGE Board 4-01-01...
  • Page 22 T650/T650M Cable Connections - Display Board Cable Connection Block Diagram Soft key CON4 CON2 CON3 CON5 BRIDGE Board CON5 SAFETYKEY Display Board CON1 CON2 Telemetry CON4 Board CON1 Board HTR Handlebar Drive Board 4-01-02...
  • Page 23 T650/T650M Cable Connections － Drive Board Cable Connections CON3 CON1 CON4 To power supply To thermal sensor To inductor CON5 To incline motor CON2 To drive motor CON7 CON6 CON9 CON8 To display board To display power To motor encoder...
  • Page 24 T650/T650M Cable Connections－Drive Board Cable Connection Block Diagram Power Display Board Cord Motor On/Off Switch Filter Encoder Inductor Drive Board Thermal (220V only) Sensor Calibration AC Incline Switch 4-02-02...
  • Page 25 T650/T650M Cable Connections－AC Incline Operation - Time 1. Turn on the unit. Incline recalibrates to 0﹪. Up Travel Time Down Travel Time Model Every 0.5% Incline Time (0%-15%) Decline Time (15%-0%) t＝1s T680 t＝1s T670 T650 t＝0.9s 4-03-01...
  • Page 26 T650/T650M Cable Connections － AC Incline Operation － Voltage Black – Up Red – Down White - N Incline Operation DISPLAY DRV LED Output Voltage LED 3→ON(UP) Black - White 110v/(220v) Down DOWN LED 2→ON(DOWN) Red - White 110v/(220v) 4-03-02...
  • Page 27 T650/T650M Cable Connections － Fan Operation Fan Board DISPLAY Voltage Output (Output) FAN-HIGH DC 12V High FAN-MID DC 9V Medium FAN-LOW DC 6V 4-04-01...

  • Page 28: Error Messages

    T650/T650M Error Messages－Error Code Overview 1. Display Format: ERROR_X_Y_ X and Y above are placeholders. In their place are digits. The X placeholder represents the following category of abnormalities. Digit Represents Servo motor abnormality IGBT abnormality Incline motor abnormality Power supply abnormality Signal abnormality 2.
  • Page 29 T650/T650M Error Message － E-1-1 － Motor Encoder Error 1. Circumstance of Malfunction: Display shows E-1-1; unit does not operate. 2. Block diagram Display Board Servo Motor Encoder Drive Board Inductor (220V only) 5-02-01...

  • Page 30: Troubleshooting

    3. Operation Order Part Explanation 1. Tur n on u nit power. Drive board detects encoder signal. Drive Board 2. After co ir ing the signal is OK, the drive board transmits the signal to the disp able The enco r signal is transmitted through the data cable.
  • Page 31 T650/T650M Error Message－E-1-2－Motor Excessive Heat Error 1. Circumstance of Malfunction: Display shows E-1-2, the overheated motor error message. Unit operates at half speed. 2. Block Diagram Display Board Servo Motor Thermal Drive Board Sensor Inductor (220V only) 5-03-01...
  • Page 32 3. Operation Order Explanation Drive board detects the thermal sensor signal and transmits that signal Drive Board to the disp Dat Cable The therm l sensor signal travels via the data cable. 1. The dis ay detects the thermal sensor signal from the drive board. ard 2.
  • Page 33 T650/T650M Error Message － E-1-3 －Motor Speed Error 1. Circumstance of Malfunction: Display shows E-1-3, the motor speed error message. 2. Block Diagram Display Board Servo Motor Drive Board Encoder Inductor (220V only) 5-04-01...
  • Page 34 3. Operation Order Explanation he dr ive b oard detects the encoder signal and transmits it to the Drive Board display bo able The enco r signal travels via the data cable. 1. The dis ay board detects the encoder signal from the drive board. 2.
  • Page 35 T650/T650M Error Message－E-2-1 －IGBT Excessive Current Error 1. Circumstance of Malfunction: Display shows E-2-1, the IGBT excessive current error message. 2. Block Diagram Display Board Servo Motor IGBT Drive Board Inductor (220V only) 5-05-01...
  • Page 36 3. Operation Order Part Explanation he dr ive b oard detects the IGBT over current signal and transmits the Drive Board signal to t display board. 1. The displ ay board receives the drive board IGBT over current signal. rd 2. If the dri e board detects the IGBT over current signal, the display Displ shows E 2-...
  • Page 37 T650/T650M Error Message － E-2-2－IGBT Excessive Heat Error 1. Circumstance of Malfunction: Display shows E-2-2, the IGBT error code. The unit operates at half speed. 2. Block Diagram Display Board Servo Motor IGBT Drive Board 5-06-01...
  • Page 38 3. Operation Order Part Explanation The d rive b oard detects the IGBT over heat signal and transmits that Drive Board signal to t e display board. 1. The displ ay receives the IGBT over heat signal from the drive board. ard 2.
  • Page 39 T650/T650M Error Message － E-3-1 －Incline Calibration Error 1. Circumstance of Malfunction: Display shows E-3-1, the incline calibration error. 2. Block Diagram D is p la y B o a rd D riv e B o a rd C a lib ra tio n...
  • Page 40 3. Operation Order Part Explanation he dr ive b oard detects the calibration switch signal and transmits it to Drive oard the display board. 1. The displ ay receives the calibration switch signal from the drive board. Displ 2. If the driv e board does not detect the calibration signal, E 3-1 appears on the display.
  • Page 41 T650/T650M Error Message － E-4-2/ E-4-3 － Low/High Voltage Errors 1. Circumstance of Malfunction:(1) Display shows E-4-2, the low voltage error message. Re-start the unit after voltage stabilizes. (2)Display shows E-4-3, the high voltage error message. Re-start the unit after voltage stabilizes.
  • Page 42 3. Operation Order Part Explanation The d rive b oard detects the power supply voltage and transmits a Drive Board signal to t e display board. 1.The displ ay receives the error message from the drive board. ard 2. If the dri e board detects an error message, E 4-2 or E 4-3 appears Displ on the disp...
  • Page 43 T650/T650M Error Message － E-8-1 －Communication Error at Start 1. Circumstance of Malfunction: Turn on unit power. Display shows E-8-1. Unit does not operate. 2. Block Diagram P o w e r D isp la y B o a rd...
  • Page 44 3. Operation Order Explanation 1. Tur n on unit power. Drive board detects various circuit functions. 2. After insp ecting for normal startup, the drive board sends Drive Board confirmati n signal to the display board and starts communication. Dat Cable The drive oard signal travels through the data cable to the display.
  • Page 45 T650/T650M Error Message－E-8-2 －Communication Error During Operation 1. Circumstance of Malfunction: During operation, E-8-2 appears. Unit stops operating. 2. Block Diagram Power Display Board Cord On/Off Switch Filter Drive Board 5-10-1...
  • Page 46 3. Operation Order Part Explanation 1. The display CPU sends signals to the drive board according to user settings. 2. During operation, the display CPU detects whether the display and driv e board Display communication is normal. Board 3. The display shows E-8-2 if communication is ab normal.
  • Page 47 T650/T650M Troubleshooting:Motor Does Not Operate 1. Definition: Motor does not operate. Drive board does not read encoder signal. 2. Block Diagram Display Board CON 7 Servo Motor CON 2 Drive Board Inductor (220V CON 4 only) Encoder CON 6 6-01-01...
  • Page 48 3. Operation Order Part Troubleshooting . Pre ss the SPEED key. The display shows the speed value. Displ rd 2. The disp ay CPU sends the motor signal to the drive board to control motor spee 1. The indu ctor is only used on 220V products. Induc 0V) 2.
  • Page 49 6. Troubleshooting Order Part Troubleshooting . Pre ss do wn to insert the display IC. Disp 2. Inspect c able connections at the display and drive board. 1. Inspect th e data cable connections at the display and drive boards. Data ab 2.
  • Page 50 T650/T650M Troubleshooting: Display Soft Key Malfunction 1. Circumstance of Malfunction: (1) Turn on unit. Do not press any keys. Display reacts as if keys were pressed. (2) Turn on unit. Press a key. Display shows no reaction. 2. Block Diagram...

  • Page 51: Testing

    2. Operation Order Explanation 1. Dis play CPU emits signals to control speed, incline, and other Disp operatio 1. Signals travel across the cable from the key board to the display 9-Pin Cable board. 1. The brid ge board processes signals and sends them to the display Brid board 2.
  • Page 52 T650/T650M Troubleshooting: Unit Will Not Start Up 1. Circumstance of Malfunction: Turn on unit. Display does not beep or light up. 2. Block Diagram Power Display Board Cord CON9 CON7 On/Off CON3 Switch Filter On/Off Switch Drive Board Inductor CON4...
  • Page 53 3. Operation Order Part Operation Provides p wer. EMI Filter Filters pow r. The fuse otects the unit. If current is too high, the fuse blows. Fuse and F Holder Power Switch 1. When sw itched to “0”, the drive board has no power. hen sw itched to “1”, the drive board has power.
  • Page 54 5. Troubleshooting Part Troublesho oting ow r e Inspect w ether the power cord is connected well. EMI Filter Inspect E I filter wire connections. 1. Inspe ct t he fuse holder wire connections. Fuse and F use 2. Inspect t he fuse holder spring.
  • Page 55 T650/T650M Troubleshooting:Incline Motor Does Not Operate 1. Circumstance of Malfunction: Press the incline key. Values change in the incline window. But incline does not operate. 2. Block Diagram Display Board Incline Up/Down Signal AC Incline Motor Voltage Incline Motor Drive Board...
  • Page 56 3.Incline Operation Incline Operation DISPLAY DRV LED Output Voltage LED 3→ON(UP) Black-White 110v/(220v) Down DOWN LED 2→ON(DOWN) Red-White 110v/(220v) 6-04-02...
  • Page 57 4. Operation Order Part Explanation . Pre ss IN CL<▲> or INCL<▼> key. Incline window values chance Displ rd accordingly 2. The disp ay CPU sends the incline up/down signal to the drive board. able 1. The inc e up/down signal travels the drive board. 1.
  • Page 58 6. Troubleshooting Troublesh ooting nc e 1. Inspec whether the incline motor has an electrical open. 1. Inspec the drive board wire connections. 2. Inspect the drive board F1 3A incline fuse? Replace it if necessary. rive 3. When the incline up or down LED lights, does the drive board put out power t o the incline motor.
  • Page 59 T650/T650M Troubleshooting:The Fuse Burnt 1. Circumstance of Malfunction: （1）Main fuse blows. Turn on unit power, display does not light up. （2）Replace the unit fuse. Turn on power. Fuse blows. 2. Block Diagram Power Cord Display Board CON9 On/Off EMI Filter...
  • Page 60 3. Operation Orde Part Explanation Provides wer. Fuse and When the rive board or other components have malfunction, the fuse Fuse breaks. On/O Sw itch When the switch is set at “1”, power enters the treadmill. When ther is no malfunction, the display lights up normally. Drive Board When the is a malfunction, the drive board has an electrical short.
  • Page 61 5. Troubleshooting Order Explanati Filter 1. Insp t EMI filter wire connections. Fus and Fuse 1. Inspec t whether the fuse and fuse specifications match. 2. Inspec t the fuse wire connections. On/Of witch 1. Inspect the on/off switch wire connections. 1.
  • Page 62 T650/T650M Troubleshooting:Telemetry Heart Rate 1. Circumstance of Malfunction: （1）There is no telemetry heart rate signal. （2） The telemetry heart rate signal is incorrect. 2. Block Diagram Telemetry Telemetry Display Board Receiver Board Transmitter 6-06-01...
  • Page 63 3. Normal Operation Order Part Operation 1. The telemetry heart rate transmitter detects the human heart rate and Telemetry Heart transmits the heart rate signal to the receiver board. Rate Transmitter 1. The telemetry heart rate receiver board receives the signal and Telemetry transmits the signal to the display.
  • Page 64 5. Troubleshooting Orde Procedure lemetry 1. Ins pect the transmitter: Is it a SportsArt transmitter. T nsmitte 2. Rep lace the transmitter as a test. Tele Receiver 1. Inspect the telemetry heart rate receiver: Is it fastened securely? 2. Inspect the receiver board: Is the connector soldered securely? n Cabl 1.
  • Page 65 T650/T650M Troubleshooting:HTR Heart Rate Malfunction 1. Circumstance of Malfunction： （1） Hold onto the HTR handlebar contacts. The display has no reaction. （2） Do not hold onto the HTR handlebar contacts. The display shows a heart rate value. 2. Block Diagram...
  • Page 66 3. Operation Part Order Explanation 1. Hold onto the HTR contacts with both hands. Handlebar 2. The contacts detect heart rate. 1. The heart rate signal travels the left and right HTR cables to the HTR Cable board. 1. HTR board signal indicator responds. Board 2.
  • Page 67 5. Troubleshooting Order Part Explanation Clean H TR contacts. r Contacts 2. Test HT R wires. . Inspect the HTR cable for crimps or breaks. Cables Test the HTR cable. 1. I nspect HTR board HTR contact LED. 2. If LED2 does not light, the HTR cable or contact is malfunctioning.
  • Page 68 T650/T650M Troubleshooting:Safety Key Does Not Operate 1. Circumstance of Malfunction: (1)Put safety key in place. There is not reaction whatsoever. (2) Do not put safety key in place. Unit operates as if the safety key was in place. 2. Block Diagram...
  • Page 69 3. Operation Order Operation 1. P ut the s afety key in place to operate the unit. 2. In use, r emove the safety key. The unit stops operating. Saf y Key 1. Test the reed switch on the safety key board by probing on both sides of the reed switch.
  • Page 70 5. Troubleshooting Order Troublesho oting Safety Key Inspect w ether the Safety Key magnet attracts to metal. Safety Key Test whe er the safety key board reed switch operates propearly. Board Dat Cable Inspect w ether the cable is connected properly. 1.
  • Page 71 T650/T650M Troubleshooting:Fan Malfunction 1. Circumstance of Malfunction: Press the <Fan> key. The fan does not operate. 2. Block Diagram Fan Key Fan Circuit Display Board Board Board 6-09-01...
  • Page 72 3. Operation Order Part Operation n K y ard Press the fan key to determine fan operation. 1. The disp ay CPU reads the <FAN> key setting and shows the setting Displ ard on the disp 2. The fan peration includes high, medium, low and off settings. 1.
  • Page 73 5. Troubleshooting Order Part Troublesho oting n K y ard Inspect the fan key board operation. 1. Inspect the display fan setting. Displ 2. Inspect t he display. Cable Inspec t the cable connections. Fan Circuit 1. Inspect he fan circuit board for output voltage. Board .
  • Page 74 Testing－ EMI Filter 1. Test Configuration (1) Fig. 1. Point A to pointＢtest (2) Fig. 2. Point C to point D test 7-01-01...
  • Page 75 (3) Fig. 3: Point A to point E test 2. Test Procedure 1. Disconnect the EMI filter wires. 2. Put voltmeter to the 200 Ohm setting. Place probes separately as shown in Figure 1-3. 3. Normal test results are shown below. Figure Test Item Test Points...
  • Page 76 Testing － Motor 1. Test Configuration 7-02-01...
  • Page 77 2. Test Procedure 2-1. Motor Winding Short Test 2-1-1. Put voltmeter to the 200Ω setting. Disconnect motor wires from the drive board. Normal readings: Probe Normal Result Placement Red -White 0.1Ω Red -Black 0.1Ω White-Black 0.1Ω 2-1-2. Voltmeter should show continuity. 2-1-3.
  • Page 78 3. Motor Label Information Item Symbol Value Explanation Power 5 HP Peak Power, 5 HP (Peak) Torque 6.1N-m Torque Rating, 6.1 Newton-Meters (Rated) Torque 18.2N-m Peak Torque, 18.2 Newton-Meters (Peak) TYPE P.M.S.M Motor type: (Permanent Magnet Synchronous Motor) Insulation Insulation grade: F grade (155℃) 3600 RPM Rating: 3600 RPM Volts...
  • Page 79 Testing － Inductor 1. Test Configuration 2. Test Procedure 1. Disconnect inductor wires. 2. Put voltmeter to the Ohm setting. Place probes separately as shown on the inductor wire terminals. 3. Normal reading: 2 Ohm or less. 7-03-01...
  • Page 80 Testing － Incline Motor Voltage 1. Test Configuration 7-04-01...
  • Page 81 2. Incline Indicator Positions LED3 INC_DN LED2 INC_UP 7-04-02...
  • Page 82 3. Test Procedure 3-1. Put voltmeter to the 600 VAC setting. Place probes separately as shown. When operating up, place probes on CON5 white and black wires. When operating down, place probes on CON5 white and red wires. 3-2. Turn on unit power. Press the QUICK START key or the START key to operate the treadmill. 3-3.
  • Page 83 Testing － Incline Calibration Switch 1. Test Configuration 7-05-01...
  • Page 84 2. Test Procedure 1. Put voltmeter to the 20K Ω setting. Place probes separately on the incline calibration sensor terminals. 2. Touch the incline sensor to activate it. 3. Normal reading: 0Ω. 3. Troubleshooting 1. If not as above, replace the incline calibration sensor. 7-05-02...
  • Page 85 Testing － Safety Key Switch 1. Test Configuration 7-06-01...
  • Page 86 2. Test Procedure 2-1. Put voltmeter to the 200 Ohm setting. Place probes separately on both ends of the SW2 reed switch. 2-2. Do not put the Safety Key in place. Place probes on both ends of the reed switch. Normal reading: OL (electrical open).
  • Page 87 Testing － Telemetry Reception 1. Test Configuration Heart Rate Reading Telemetry Heart Rate Transmitter 7-07-01...
  • Page 88 2. Test Procedure 2-1. Static Test (1) Put telemetry strap in place. (2) Do not turn on the motor. Stand on unit walk belt, about 100 mm from the display. (3) The display shows the heart rate reading. 2-2. Active Test (1) Put telemetry strap in place.
  • Page 89 Testing － Heart Touch Rate (HTR) Board 1. HTR Board Indicator LED Placement and Definitions LED3 LED4 LED2 LED1 2. Indicator Definitions Color Name Explanation LED1 Telemetry Indicator Flashing indicates incoming telemetry heart rate signal. LED2 Orange HTR Contact Lit indicates hands are holding HTR contacts. Indicator LED3 Green...
  • Page 90 2. Test Procedure The following indicates normal heart rate operation. 1. Do not hold onto the HTR handlebar. HTR board indicators do not light. 2. Hold onto the HTR handlebar with both hands. The HTR board LED2 indicator lights. 3. LED3 indicator flashes, indicating an incoming HTR handlebar signal. 4.
  • Page 91 Testing － HTR Handlebar Continuity 1. Test Procedure 1. Do not turn on unit power. Remove the HTR board three-pin connector. 2. Put voltmeter to the 200 Ohm setting. Place probes separately as shown. 3. Normal test results: Continuity Test Ground Test Test Point Normal...
  • Page 92 2. Test Procedure The following indicates normal heart rate operation. 1. Do not hold onto the HTR handlebar. HTR board indicators do not light. 2. Hold onto the HTR handlebar with both hands. The HTR board LED2 indicator lights. 3. LED3 indicator flashes, indicating an incoming HTR handlebar signal. 4.
  • Page 93 Testing － Motor Thermal Sensor 1. Test Configuration 7-10-01...
  • Page 94 2. Test Procedure 2-1. Disconnect CON1, the thermal sensor switch wire, from the drive board. 2-2. Place probes separately to the 200Ω setting. Place probes separately as shown. 2-3. If the motor is not too hot, the voltmeter shows 0, continuity. Motor Thermal Sensor Normal Reading Notes...
  • Page 95 Testing－ Fan Board Voltage 1. Test Configuration 7-11-01...
  • Page 96 2. Test Procedure 2-1. Put voltmeter to the VDC setting. Place probes as on CON1 terminal pins as follows: red probe on the brown terminal, black probe on the black terminal. 2-2. Press the <FAN> key. Turn on the unit fan. Display shows FAN Low (Mid/High). 2-3.
  • Page 97 Testing － Power Supply at the Drive Board 1. Test Configuration 7-12-01...
  • Page 98 2. Test Procedure 2-1. Put voltmeter to the 400 VAC setting. Place probes on the white and black wires as shown. 2-2. Turn on unit power. The power switch illuminates. Normal reading: 110 (USA) or 220 (Europe). Normal test results follow: Test Wires Normal Test Results BLACK –...
  • Page 99 Testing－ Display Board Power Supply 1. Test Configuration VBB Test Configuration VCC Test Configuration 7-13-01...
  • Page 100 2. Test Procedure 2-1. Put voltmeter to the DC setting. Place probes as shown. 2-2. Turn on unit power. Power switch LED lights. Normal reading: +5V (VCC) and +16V (VBB). Normal Test Results Test Configuration Normal Reading +16V 3. Troubleshooting 3-1.
  • Page 101 T650/T650M Treadmill Walk Belt Adjustment Walk belt adjustment is needed when the belt tracks too much to one side or when the belt is too loose or tight. Step 1. Set speed to 4 KPH/ 2.5 MPH. Step 2. The walk belt should rotate in the center of the deck with equal space Step3.
  • Page 102 T650/T650M Treadmill Walk Belt Tightness Adjustment Step 1: Set speed to 4 KPH/2.5 MPH. Step 2: If belt tends to one side, adjust one side only until the margin (A&B) on both sides is the same. Clockwise Counter- clockwise tightens belt...
  • Page 103 T650/T650M Treadmill Walk Belt Tightness Adjustment Step 3: Test belt tightness by lightly Step 4. If too loose, turn adjustment screws on both bearing against it. sides equally one half to one turn. If too tight, turn adjustment screws on both sides counterclockwise one half to one turn.
  • Page 104 T650/T650M Treadmill Walk Belt Alignment Adjustment circumstances: The walk belt is crooked or too far to one side. Step 1. If the gap size differs from top to bottom, Step 2. adjust the top screw. Attach front roller set block.
  • Page 105 Step 1. Adjust left/right rear roller screws. 2. Adjust the walk belt left/right adjustment screws. Step 2:1.Use a tool to pry the front roller tight. 2. Install the front roller adjustment block, adjusting its position with the screw. 8-2-2...
  • Page 106 Step 3:1. Adjust rear roller adjustment screws. 2. Job complete: a straight walk belt. 8-2-3...
  • Page 107 T650/T650M AC Motor Incline Software Calibration Procedure 1. Test Configuration 8-3-1...
  • Page 108 2. Software Calibration and Testing (1) Calibration through Operation a. Continuously press the INCL<▲> key until the incline window shows 15%. As the incline motor operates, LED3 on the drive board lights. When the incline motor stops moving, LED3 on the drive board extinguishes. b.
  • Page 109 T650/T650M AC Incline Motor Calibration – Hardware Calibration Procedure Step 1. Set the unit onto a block. Step 2. Detach CON8 incline calibration wire from the drive board. Step 3. Remove the incline motor cover. Step 4. Press INC DN key until the incline declines fully.
  • Page 110 Step 5. Set off the AC incline motor down limiter. Step 6. Remove CON5 and the ground connector. Step 7. Remove the R-clip and lower incline pin. Step 8. Remove the hitch pin and upper incline pin. 8-4-2...
  • Page 111 Step 9. Remove the AC incline motor set. Step 10. Set the distance between holes to 264 264 mm Step 11. After calibrating the incline, Step 12. Press the INC UP key to 2% and stop. reinstall the incline. Connect wires. Let unit operate.Press the INC DN key to 0% to complete calibration.
  • Page 112 Step 13. Test Procedure (1)Continuously press the INCL<▲> key until the INC window shows 15%. Incline operates upward. Drive board LED3 lights. When the incline stops operating, LED3 extinguishes. (2) Continuously press the INCL<▼> key until the INC window shows 0%. Incline operates downward.

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