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SportsArt Fitness C580R Repair Manual
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SportsArt Fitness C580R Repair Manual

Cycle trainer
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C580R/U Cycle Trainer Repair Manual
SPORTS ART INDUSTRIAL CO., LTD.

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Summary of Contents for SportsArt Fitness C580R

  • Page 1 C580R/U Cycle Trainer Repair Manual SPORTS ART INDUSTRIAL CO., LTD.
  • Page 2 【Table of Contents】 1. Component Placement Illustrations 1-1-1. C580R Unit Illustration 1-1-2. C580U Unit Illustration 1-1-3. C580R Component Placement Illustration-Front 1-1-4. C580U Component Placement Illustration-Front 1-1-5. C580R Component Placement Illustration-Back 1-1-6. C580U Component Placement Illustration-Back 1-1-7. C580 Electronic Component Placement Illustration – Display Board (Front) 1-1-8.
  • Page 3 【Table of Contents】 4. Block Diagrams 4-1.C580 Display Block Diagram 4-2.C580 TFT LCD Block Diagram 4-3.C580 Drive Board Block Diagram 5. Cable Connection Illustrations 5-1-1. C580 Display Board Cable Connection Block Diagram 5-1-2. C580 Display Component Illustration 5-1-3. C580 Display Board Indicator LED Placement and Explanation 5-1-4.
  • Page 4 6-1. ERROR-8-1 6-2. No Start Up 6-3. Soft Key Malfunction 6-4. Telemetry Heart Rate Malfunction 6-5. C580R HTR Heart Rate Malfunction 6-6. C580U HTR Heart Rate Malfunction 6-7. Resistance is too Light or too Heavy 6-8. No Step Count 6-9. No Image on TFT LCD 6-10.
  • Page 5 7-13. No Telemetry Heart Rate Test 7-14. HTR Board Test 7-15. Electro-Magnet Electrical Short and Open Test 7-16. Transformer Electrical Short and Open Test 8. Mechanical Component Adjustment and Replacement 8-1. C580R Cover Removal Procedure 8-2. C580U Cover Removal Procedure...
  • Page 6 1.C580R Cycle Trainer Unit Picture 1-1-1...
  • Page 7 1.C580U Cycle Trainer Unit Picture 1-1-2...
  • Page 8 2. C580R Components – (1) Display Area Components Display HTR Contact (Left) HTR Contact (right) 1-1-3...
  • Page 9 2. C580U Components – (1) Display Area Components HTR Contact (Left) Display HTR Contact (right) 1-1-4...
  • Page 10 2. C580R Components－(2) Back Area Components Drive Board Transformer Flywheel Optic Sensor Electro-Magnet AV Board 1-1-5...
  • Page 11 2. C580U Components－(2) Back Area Components Electro-Magnet Optic Sensor Flywheel Drive Board AV Board Transformer 1-1-6...
  • Page 12 3.C580R/U Components – Display Board (Front) 1-1-7...
  • Page 13 3.C580R/U Components – Display Board (Back) 1-1-8...
  • Page 14 3.C580R/U Components – TFT LCD Display Board (Back) 1-1-9...
  • Page 15 4.C580R/U Components – Drive Board 1-1-10...
  • Page 16 5.C580R/U Components - Others Part Name Optic Sensor Part Name HTR Board Part Name HRC Board Fan Board Fan Board 1-1-11...
  • Page 17 5. C580R/U Components - Others Part Name LCD Screen Part Name Membrane Keys Part Name Key Board Part Name AV Terminal Board 1-1-12...
  • Page 18 1.C580R/U Specification Chart Specifica tion Details Notes Power 110 VAC / 220 VAC 10.2” TF T LCD Display 1.HRC W indow: 65%, 80%, Actual heartrate Main Wi ndow 2.Calorie s, Distance, Time, Strides/MIN, 3.Cal/HR , Stride Length, Watts, Total Strides 4.
  • Page 19 2. C580R/U Display Functions TFT screen shows various workout feedback Setting Window Shows setting values and workout goals 2-1-2...
  • Page 20 3.C580R/U Indicator Functions Workout Goal Indicators QuickStart Indicator Lit indicates active Lit indicates activation of Quick workout goal Start mode Workout Program Indicator Lit indicates entry into one of the following workout programs: Manual, Random, Plateau, Interval, Fat Burn,Vari-Stride, WT Loss, Cardio, Custom HR...
  • Page 21 4. C580R/U Key Functions Quick Start Key Press to enter Quick Start mode. Workout Goal Keys Press to set workout goal. Setting Value Window and Numerical Keys Fan Key Press to control fan speed. Workout Program Keys Press to enter...
  • Page 22 C580R/U Display Operation 1. Start Up Function: Start and operate the unit. Operation: (1) Display shows “SPORTSART – C580”. After entering the start up screen 9 seconds, “SELECT PROGRAM OR QUICKSTART” appears. Press the QUICK START key to immediately start exercising or press the PROGRAM key to enter user settings.
  • Page 23 2.Workout Level Keys Function: Set resistance level. Operation: (1) Press the LEVEL <▲> key. The Workout Level window shows increasing resistance LEVEL values. (2) Press the LEVEL <▼> key. The Workout Level window shows decreasing resistance LEVEL values. (3)Workout Level range: 1~20. 3.FAN Key Function Function: Set fan volume and shut off the unit.
  • Page 24 5.CLEAR Key Function Function: Clear feedback window values. Operation: After entering a value, you can clear it out to zero. 6.Program Function Function: Activate a workout program. Operation: (1) Press any workout PROGRAM key. The corresponding indicator LED lights. (2) Workout programs include MANUAL, RANDOM, PLATEAU, INTERVAL, FAT BURN, VARI-STRIDE, WT LOSS, CARDIO, CUSTOM HR.
  • Page 25 10. CH+, CH – Key Function Function: Change TV channels. Operation: Press to change TV channels up or down. 11. Basic Settings Function: (1) Determine KM/MILE setting and see total distance, time, display, and drive board versions. Operation: (1) Press and hold the <ENTER> key for three seconds to enter basic setting mode. “UNIT - MILE”...
  • Page 26 1. C580R/U Display Cable Connection Block Diagram Key Board TFT LCD Board Soft Keys C-SAFE Board Display Board Telemetry Receiver Board Fan Board HTR Board HTR Handlebars (Left.Right) Only C580U Drive Board 4-1-1...
  • Page 27 2. C580R/U TFT LCD Board Cable Connection Block Diagram TFT LCD Overlay CARDIO Board Inverter Board AV Board Display Board TFT LCD Drive Board TV Terminals Key Board 4-1-2...
  • Page 28 3.C580R/U Drive Board Cable Connection Block Diagram Display Board Power On/Off Cord Switch FUSE Electro- Magnet Transformer Drive Board Optic Sensor HTR Board HTR Handlebars (Left.Right) Only C580R 4-1-3...
  • Page 29 1. C580R/U Display Board Cable Connection Block Diagram Key Board TFT LCD Board Soft Keys C-SAFE Board Display Board Telemetry Receiver Board Fan Board HTR Board HTR Handlebars (Left.Right) Only C580U Drive Board 5-1-1...
  • Page 30 2. C580R/U Components – Display Board (Back) 5-1-2...
  • Page 31 3. C580R/U Display Board LED Indicators COMM Indicator Flashing indicates normal communication with the drive board. POWER Indicator Lit indicates reception of 5 VDC power supply from the drive board. 5-1-3...
  • Page 32 4. C580R/U Display Cable Connections CON5 CON9 CON4 CON3 To CSAFE Board To 13-PIN soft keys To HTR board To HRC board CON8 To 8-PIN soft keys CON6 CON1 CON11 CON10 CON7 To drive board To handle keys To TFT board...
  • Page 33 1. C580R/U TFT LCD Cable Connection Block Diagram TFT LCD Overlay CARDIO Board Inverter Board AV Board Display Board TFT LCD Drive Board TV Terminals Key Board 5-2-1...
  • Page 34 2. C580R/U Components – TFT LCD Display Board (Back) TFT-LCD Board PCB INVERTER TFT LCD Display board HRC Board Key Board 5-2-2...
  • Page 35 3. C580R/U TFT LCD Cable Connections FCON1,2: To TFT LCD CON8: To display board CON6 JP2 TV signal entry connector CON3: To INVERTER board To TFT LCD backlit source CON4: To display board CON6 CON1: To CARDIO board J3: To AV board...
  • Page 36 1. C580R/U Drive Board Cable Connection Block Diagram Display Board Power On/Off Cord Switch FUSE Electro- Magnet Transformer Drive Board Optic Sensor HTR Board HTR Handlebars (Left.Right) Only C580R 5-3-1...
  • Page 37 2.C580R/U Components – Drive Board 5-3-2...
  • Page 38 3.C580R/U Drive Board Indicator Placement and Explanation LED2 VBB LED(GREEN) Lit indicates the drive board is sending 12 VDC power supply to the display board. LED3 CLK LED(GREEN) Flashing indicates incoming LED1 VCC LED(GREEN) optic sensor signal. Lit indicates power supply voltage to the drive board.
  • Page 39 4. C580R/U Drive Board Cable Connector Placement and Definitions To electro-magnet To transformer To HTR Board To optic sensor To display board To on/off switch 5-3-4...
  • Page 40 C580R/U Error Message: ERROR-8-1 1. Definition: (1) Communication error between the display board CPU and the drive board program IC. 2. Block Diagram Display Board LED_COMM CON1 Drive Board 6-1-1...
  • Page 41 3. Operation Order Part Explanation Drive Board 1. The drive board processes information. 12 –PIN Cable 1. Signals travel the cable. 1. After start up, the display CPU reads communication signals. Display Board 2. When there is an error, “ERROR-8-1” appears. 4.
  • Page 42 C580R/U Error Message: Unit Will Not Turn On 1. Circumstance of Malfunction: Turn on unit power. Display does not beep. The display does not light. 2. Block Diagram Display Board CON1 Transformer 9PIN Drive Board 6-2-1...
  • Page 43 3. Operation Orde Explanation ran or 1. The tra sformer provides power to the drive board. 1. Transfo mer voltage travels to the drive board. 9-PI Cabl Driv Boar 1. The dr e board supplies voltage for all display functions. 1.
  • Page 44 C580R/U Error Message: Soft Key Malfunction 1. Circumstance of Malfunction: (1) After turning on unit, the display operates as if keys were pressed, even though none have been pressed. (2) Press keys. There is no reaction. 2. Block Diagram 8 P IN...
  • Page 45 3. Operation Order Explanation 1. Wh en yo ur press a soft key, the key circuit has continuity, creating a So Keys signal. 1. TIME, DI ST, CAL, POWER ON signals travel to the display board. Cabl 13-P le 1. Number ENTER and PROGRAM signals travel to the display. 1.
  • Page 46 C580R/U Error Message: Telemetry Heart Rate Malfunction 1. Circumstance of Malfunction: (1) there is no heart rate value on the display. (2) The heart rate value differs too much from actual heart rate. 2. Block Diagram Telemetry Heart Display Rate Receiver...
  • Page 47 3. Operation Order Part Explanation emetry 1. Th e tel emetry heart rate transmitter detects the human heart rate ansmitte d tra nsmits a signal to the telemetry heart rate receiver board. Telemetry Receiver 1. The tel metry receiver board receives the transmitter signal. Board 1.
  • Page 48 C580R Error Message: HTR Malfunction. 1. Circumstance of Malfunction: (1) Place both hands on the HTR heart rate contacts. The display does not show a heart rate value. (2) Do not place hands on the HTR contacts. The display shows a heart rate value.
  • Page 49 3. Operation Order Operation HTR and lebar 1. HTR contact on the handlebar detects pulse. 1. From o ne 2-pin cable on each side, the HTR signals travel to the 5-pin cable. 1. From t he 2-pin cable on each side, the HTR signal travels the 5-pin cable t the display board.
  • Page 50 4. Troubleshooting Order Part Troubleshooting Clean H TR handlebar contacts. HT Hand lebars 2. Test R cables. IN Cab 1. Ins pect the cables and their connections. IN Cab 1. Ins pect the cables and their connections. 1. Ins pect the HTR board 4-PIN connections.
  • Page 51 C580U Error Message: HTR Malfunction. 1. Circumstance of Malfunction: (1) Place both hands on the HTR heart rate contacts. The display does not show a heart rate value. (2) Do not place hands on the HTR contacts. The display shows a heart rate value.
  • Page 52 3. Operation Order Operation HTR and lebar 1. HTR contact on the handlebar detects pulse. 1. From o ne 2-pin cable on each side, the HTR signals travel to the 5-pin cable. 1. From t he 2-pin cable on each side, the HTR signal travels the 5-pin cable to e display board.
  • Page 53 4. Troubleshooting Order Part Troubleshooting Clean H TR handlebar contacts. HT Hand lebars 2. Test R cables. IN Cab 1. Ins pect the cables and their connections. IN Cab 1. Ins pect the cables and their connections. 1. Ins pect the HTR board 4-PIN connections.
  • Page 54 C580R/U Error Message: No Resistance or Resistance is Too High 1. Circumstance of Malfunction: (1) Turn on unit. Exercise. Press LEVEL ▲/▼ keys. Resistance does not change or there is no resistance. (2) Turn on unit. Resistance is so high the unit cannot be operated.
  • Page 55 3. Operation Orde Explanation 1. Du ring use, the electro-magnet attracts the flywheel, creating Electro-Ma gnet resistan Cabl 1. Drive b ard voltage travels this cable to the electro-magnet. Opti 1. As the fl wheel rotates, the optic sensor generates a CLK signal. 1.
  • Page 56 4. Troubleshooting Orde Troublesho oting 1. Ins pect whether there is resistance voltage while exercising. Electro-Ma gnet 2. Inspect whether the electro-magnet has an electrical short or open. 3. Replace the electro-magnet as a test. Cabl 1. Inspect he cable and its connections. 1.
  • Page 57 C580R/U Error Message: No Step Count 1. Circumstance of Malfunction: Exercise on the product. The STRIDES/MIN window on the display does not show any step count. 2. Block Diagram. Display Board CON1 Optic Sensor 3PIN Drive Board LED3_CLK 6-8-1...
  • Page 58 3. Operation Orde Explanation 1. Th e driv e board supplies all VBB power supply to the display board. Drive Board 2. The dri e board receives the optic sensor signal. 1. When so meone exercises on the unit, the CLK signal is transmitted Optic ens to the d ive board.
  • Page 59 4. Troubleshooting Orde Troublesho oting 1. Ins pect drive board CN4, CN5 cable connections. Boar 2. Inspect drive board U9 IC connections. Replace as a test. 3. Replac the drive board as a test. 1. Inspect whether the CLK signal when someone exercises. Optic Sens 2.

  • Page 60: Inverter Board

    C580R/U Error Message: No TV or DVD Reception on the TFT LCD 1. Circumstance of Malfunction: Turn on unit. Display turns on, but there is no TV or DVD reception. 2. Block Diagram 2-PIN TFT LCD Board FCON FCON TV Connection...
  • Page 61 3. Operation Order Part Explanation 1. TFT LCD driver board receives display signals. TFT LCD 2. TFT LCD driver board receives TV and AV board image signals. Board 3. Provides power supply to INVERTER board. 30-PIN Cable 1. Digital signals travel to the TFT LCD overlay. TV Connector 1.

  • Page 62: Troubleshooting

    4. Troubleshooting Order Part Troubleshooting 1. Inspect cable connections. TFT LCD 2. Inspect U8 program IC connections. Replace as a test. Driver Board 3. Replace the TFT LCD driver board as a test. 1. Inspect the cable and its connections. 30-PIN Cable 1.
  • Page 63 C580R/U Error Message: TFT LCD shows an image but there’s no sound. 1. Circumstance of Malfunction: (1) Turn on unit. There is a TV or DVD image but no sound. 2. Block Diagram TFT LCD Driver Board CARDIO Board 3-PIN...
  • Page 64 3. Operation Order Part Explanation TFT LCD 1. TFT LCD driver board accepts the TV and AV board image signals. Driver Board 2. And it provides sound to the CARDIO board. 1 The signal travels from the driver board to the CARDIO board. 3-PIN Cable CARDIO Board 1.

  • Page 65: Display Board

    C580R/U Error Message: TFT LCD Key Malfunction 1. Circumstance of Malfunction: (1) Turn on unit. TFT LCD keys do not operate. 2. Block Diagram CON4 Display Board CON6 5-PIN CON8 CON10 TFT LCD Driver Board CON1 Key Board 6-11-1...
  • Page 66 3. Operation Order Part Explanation TFT LCD 1. TFT Driver Board receives display data. Driver Board 2. Adjust various TFT control signals. 1. Signals travel to the TFT LCD driver board. 5-PIN Cable 1. Display board receives key board key signals. Display Board 2.
  • Page 67 C580R/U Display Board VCC Power Test 1. Diagram COMM Indicator POWER Indicator 7-1-1...
  • Page 68 2. Test Procedure (1) Turn on unit power. Display POWER indicator lights. COMM indicator flashes. (2) Set voltmeter to the 20 VDC setting. Place probes as shown. (3) Normal reading: 5 VDC±0.2 VDC. (4) Display board beeps once, and display LEDs light. 7-1-2...
  • Page 69 C580R/U Display Board VBB Voltage Test 1. Diagram COMM POWER 7-2-1...
  • Page 70 2. Test Procedure (1) Turn on unit power. Display board POWER indicator lights. The COMM indicator flashes. (2)Put voltmeter to the 20 VDC setting. Place probes as shown. (3) Normal reading: 12±0.3 VDC. Diagram Normal reading 3. Troubleshooting If the display POWER indicator lights and there is not 12±0.3 VDC, inspect the following: (1) Is the data cable connected properly at the drive and display boards? (2) Is the data cable broken? (3) Replace Q6 IRF9540 or D1 SB860 on the drive board as a test.
  • Page 71 C580R/U Display Board V Fan Voltage Test 1. Diagram POWER 2. Test Procedure (1) Turn on unit power. Display POWER indicator lights (2) Press the QUICK START key to operate the unit. Press the FAN key to toggle through (3) Put voltmeter to the 20 VDC setting. Place probes as shown below. Normal reading:12Vdc...
  • Page 72 2. Test Procedure (1) Turn on unit power. Display board POWER indicator lights. (2) Press the QUICK START key to operate the unit. Press the FAN key to toggle through (3)Put voltmeter to the 20 VDC setting. Place probes as shown. Normal reading: 12±0.3 VDC. 3.
  • Page 73 C580R/U Drive Board VS1 Voltage Test 1. Diagram VS1 端 GND 端 LED1 VCC 燈 7-4-1...
  • Page 74 2. Test Procedure (1) Put voltmeter to the 200 VDC setting. Place probes separately on VS1 and GND hoops. (2) Normal reading: 20±0.5Vdc. Red probe on VS1 hoop、Black probe on GND hoop Normal reading 7-4-2...
  • Page 75 C580R/U Drive Board VS2 Voltage Test 1. Diagram R1 hoop LED2 VBB 7-5-1...
  • Page 76 2. Test Procedure (1) Put voltmeter to the 200 VDC setting. Place probes separately on R1 hoops. (2) Normal reading: 29±0.5Vd Probe on R1 hoop Normal reading 7-5-2...
  • Page 77 C580R/U Drive Board VBB Voltage Test 1. Diagram GND hoop LED2 VBB(12V) VBB hoop 7-6-1...
  • Page 78 2. Test Procedure (1) Put voltmeter to the 200 VDC setting. Place probes separately on VBB(12V)、GND hoops. (2) Normal reading: 12~13 VDC. Red probe on VBB hoop; Black probe on GND hoop Normal reading 7-6-2...
  • Page 79 C580R/U Drive Board VCC Voltage Test 1. Diagram LED2 VBB GND hoop VCC hoop LED1 VCC 7-7-1...
  • Page 80 2. Test Procedure (1) Put the voltmeter at the 20 VDC setting. Place proves separately on the VCC and GND test hoops on the drive board. (2) Normal reading: 5±0.1 VDC. Red probe on VCC test hoop Black probe on GND test hoop Normal reading 3.
  • Page 81 C580R/U Electro-Magnet Voltage Test at the Drive Board 1. Diagram LED2 VBB(12V) LED1 VCC 7-8-1...
  • Page 82 2. Test Procedure (1) Put voltmeter to the 20 VDC setting. Place probes on the drive board CN6 hoop. (2) Exercise on the unit. Normal readings are shown in the chart below. (3) If the drive board does not provide voltage to the electro-magnet, there will be no resistance. Put the probe on CN6 Voltage Specification Chart Level...
  • Page 83 C580R/U Drive Transformer Test 1. Diagram LED2 VBB LED1 VCC 7-9-1...
  • Page 84 2.Test Procedure 1. Inspect transformer wire connections at the drive board CN2 connector. 2. Set multi-meter to the AC 200V setting. 3. Turn on unit power. Place multi-meter probes on the connector for the transformer’s two red wires (or two blue wires on a 220V unit) as shown. 4.
  • Page 85 C580R Optic Sensor Voltage Test 1. Test Configuration Fig. 1. Distance between optic sensor & reflective tape Fig. 2. Probe positions Reflective Sticker Infrared Sensor Black Yellow 3-7 mm Optic sensor board 710-1...
  • Page 86 C580U Optic Sensor Voltage Test 1. Test Configuration Fig. 1. Distance between optic sensor & reflective tape Fig. 2. Probe positions Infrared Sensor Black Reflective Sticker Yellow 3-7 mm Optic sensor board 7-10-2...
  • Page 87 2. Test Procedure (1) Optic sensor to reflective sticker distance test Make sure that the infrared optic sensor is within 3-7 ｍｍ from the reflective sticker, as shown in Fig. 1. (2) Optic sensor signal test Put voltmeter to the 20 VDC setting. Place probes separately on optic sensor wire connectors. Exercise on the unit.
  • Page 88 C580R/U Keypad Test 7-11-1...
  • Page 89 Test Procedure 1. Put the voltmeter to the 200 ohm setting. Place probes separately on key switch points A and B. 2. Do not press any keys. Voltmeter shows no reaction: OL (open line). 3. Press a key. Voltmeter shows 0 ohm. Circumstance of Malfunction 1.
  • Page 90 C580R HTR Cable (5-pin to HTR Left and Right Contacts) Test Fig. 1: Place black probe as indicated Fig. 2: Place red probe as indicated on HTR contacts A-->Right HTR Contact B-->Left HTR Contact (Note: There are three wires on the HTR board 5-pin cable.)
  • Page 91 C580U HTR Cable (5-pin to HTR Left and Right Contacts) Test Fig. 1: Place black probe as indicated Fig. 2: Place red probe as indicated on HTR contacts A-->Right HTR Contact B-->Left HTR Contact (Note: There are three wires on the HTR board 5-pin cable.) 7-12-2...
  • Page 92 2. Test Procedure (1) Do not turn on unit power. Remove display cover to access the HTR board 5-pin cable. (2) Put voltmeter to the 200 ohm setting. Place probes as shown in Fig. 1 and 2. Test HTR cable and ground for electrical shorts and opens. (3) Test as shown below.
  • Page 93 C580R/U Telemetry Heart Rate Receiver Board Test Actual Heart Rate Telemetry Strap 7-13-1...
  • Page 94 2. Test Procedure (1) Put the telemetry heart rate strap in place. (2) Press the QUICK START key and start exercising. Exercise with the telemetry strap within two feet from the display. (3) Within five seconds, the display shows the heart rate value. If no heart rate value appears, refer to troubleshooting.
  • Page 95 C580R/U HTR Board Test 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.
  • Page 96 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 97 C580R Electro-Magnet Electrical Short Test 1. Diagram Fig. 1: Test Configuration Fig. 2: Electrical Short Test Wire-to-Cover Electrical Short Test 7-15-1...
  • Page 98 C580U Electro-Magnet Electrical Short Test 1. Diagram Fig. 1: Test Configuration Fig. 2: Electrical Short Test Wire-to-Cover Electrical Short Test 7-15-2...
  • Page 99 2. Test Procedure (1) Electrical open test: Put voltmeter to the 200 Ω setting. Place probes as shown in Fig. 1. Normal test results are shown below. Note: a reading of just under 20Ω indicates the electro-magnet is OK. (2) Electrical short test: Put voltmeter to the 20 MΩ setting. Place probes as shown in Fig. 2. Normal test results are shown below.
  • Page 100 C580R Transformer Electrical Open and Short Test 1. Diagram Fig. 1: Open Test Fig. 2: Short Test 7-16-1...
  • Page 101 C580U Transformer Electrical Open and Short Test 1. Diagram Fig. 1: Open Test Fig. 2: Short Test 7-16-2...
  • Page 102 2. Test Procedure (1) Open Test: Set voltmeter to the 200Ω setting. Test like colored wires. See test configuration 1. (2) Short Test: Set voltmeter to the 20MΩ setting. Test different colored wires. See test configuration 2. Normal Test Reading Open <20Ω...
  • Page 103 C580R Cover Removal Procedure Procedure Steps： 1. Remove screws from cranks. Total: 6. 2. Remove cranks from both sides. 4. Remove power cord connector screws. Total: 2. 5. Remove lower cover screws. Total: 2. 6. Remove lower cover. 7. Remove left and right cover screws.
  • Page 104 C580R Cover Removal Procedure 1. Remove crank screws. Total: 6. 2. Remove cranks from both sides. 3. Remove power cord screws. 4. Remove lower cover screws. 8-1-2...
  • Page 105 C580R Cover Removal Procedure 5. Remove the lower cover. 6. Remove the left and right cover screws. 7. Remove the covers to see this view. 8-1-3...
  • Page 106 C580U Cover Removal Procedure Procedure Steps： 1. Remove all crank screws from both cranks. Total: 6. 2. Remove left and right cranks. 3. Remove left and right cover screws. Total: 9. 4. Remove the left and right covers. 8-2-1...
  • Page 107 C580U Cover Removal Procedure 1. Remove left and right crank screws. Total: 6 2. Remove left and right cranks. 3. Remove cover screws from both sides. 4. Remove covers to see this view. 8-2-2...

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