SportsArt Fitness C575R Operating instructions

C575R Repair Manual (Electronics)

1-1. C575R Product pictures
1-1-1

1-2. Display -C575R
1-2-1

1-3.Component Placement- C575RDisplay
1-3-1
Display
Program board
Polar wireless board
USB board

1-3.Component placement - C575R lower frame
1-3-2
Battery
6V
Speed s
ensor
Drive board
Electro
-
magnet
Alternator
Battery
Model no. board

1-3.Component placement - C575R Lower frame
1-3-2
Drive board
Electro
-
magnet
Alternator

1-4. Block diagram -C575R
1-4-1
Display
Board
Drive
Board
Electronic
Magnet
Speed Sensor
C
harge
Alternator
keypad
USB Board
HR
receiv
er
C-SAFE Board
Battery
Model board
Fan
Sensor-R
Sensor-L
Transfer
board
HTR board

1-5.Block diagram-C575R
1-5-1

1-5.Connections - C575R display
1-5-2
To drive board
Program board
To key pads
To USB board
To POLAR board
To fan
To HTR board
To USB board &
CSAFE board
To drive board
To USB board

1-5. Connections -C575R Display
1-5-2
USB board
To drive board
To program board
(upgrade program software)
Bluetooth pair
button
To drive board

1-5. Connections -C575R Drive board
1-5-3
To electro-magnet
To battery
To drive board
To alternator & battery charger
To Speed sensor
To model no. board
To HTR handle
To battery fuse

1-6. Display board indicator LEDs -C575R display
1-6-1
LED16 POWER
LED18 COMM indicator

1-6.Drive board indicator -C575R/U
1-6-2
F1alternator fuse

3A
LED 5 COMM
Communication indicator
F3 battery charger fuse
2A
F2 battery fuse
2A
LED 3 VBB
Lit= VBB voltage
LED 4 HTR (C575R)
HTR signal indicator
LED 1 CLK
Speed sensor indicator
LED 6 VCC power
Lit = VCC power
LED 2 Charger
Lit = charging

1-7. Electronic component specification -C575R
Specification Description Note
Main power AC alternator
Battery Rechargeable Battery 6V *2
Self-charging or charging from the outside power source
Resistance control Electro-magnetic (current control)
Resistance range LEVEL 1 – LEVEL 40
Speed sensor Infrared sensor
Main display window Dot matrix
Secondary windows CARDIO ADVISOR – Weight loss zone, Heart, CARDIO zone,
CALORIES / LEVEL / TIME / DISTANCE
RPM / METS / SPEED / HUMAN WATTS
Program modes MANUAL, INTERVAL, PLATEAU, RANDOM,
FAT BURN, FIT TEST, CUSTOM HR, WT LOSS/CARDIO
Heart rate receivers Wireless Polar T34 & HTR
Program languages German, French, Spanish, English (US), English (International), Japanese
Fan Fan, ( LOW, MIDDLE, HIGH )
Outside connection USB cell phone charging, software upgrade ; CSAFE
Reserved functions IPOD video, Bluetooth
Fuse Drive board, alternator fuse 2A Drive board, battery fuse 1A
Drive board outside power charging fuse 3.15A
1-7-1

2-1.Troubleshooting -C575R
Faulty item Description Inspect and test procedures Suggesting replacement parts
No power Display is not lit up
while pedaling the bike 1.Check all wire connections 2.Check drive board alternator fuse
3.Check drive board LED3,LED6，or replace drive
board
4.Replace drive board
1. Drive board alternator fuse
2. Drive board
3. Control board
No power Display off immediately
when stop pedaling 1.Use the external adaptor or pedaling the bike to charge
2.Check the rechargeable battery fuse
3. Check the rechargeable battery voltage. If it is too
low, replace the battery.
No RPM RPM display 0 while
pedaling the bike 1. Check the wire connection 2. Check speed sensor & LED1 CLK LED
3. The distance of speed sensor& optical disk < 5mm
4. Clean the speed sensor
5. Replace the drive board
1. speed sensor
2. Drive board
No resistance 1.No resistance while
pedaling 1.Check to see if there is RPM signal on display while pedaling the bike
2.Check the electro-magnet status
3.Check or replace the drive board to see
1.speed sensor
2.Drive board
No/bad
telemetry heart
rate reception
Wearing strap, however
no/bad heart rate signal 1. Check the Polar board wiring or replace it 2. Check interference sources, such as light or
speaker
1. Polar board
2. polar transmission
Key not
function
properly
Key is not responding or
stuck 1. Check the location of the problem keys 2. Numeric key pad problem, check or replace the
membrane keys
3. If it is other key area, check or replace control
board.
4. Replace key switches
1. Soft key pad
2. Control board or control
board key board switch
2-1-1

No/bad contact
heart rate
reception
No/bad HTR heart rate
signal 1. Make sure palms are holding on the sensors. 2.Check the HTR board signal status
3.Check HTR wiring problem
1. HTR board
2. HTR sensor
3. HTR wiring
Total distance
display Kph/mph/total distance/time/software
version
1. Press <CHANGE DISPALY> 3 seconds
2. Display language, total time, total distance,
control board software version, drive board
software version
2-1-2

Troubleshooting
Model: C575R
Malfunction item: Product will not turn on -alternator
Circumstance: Start pedaling, display will not turn on
Possible causes: 1.Bad wire connections
2.Alternator fuse brunt
3.Bad drive board
4.Bad control board
Troubleshooting: 1.Check the alternator fuse
2.Check all wire connections
3.Check drive board LED indicator or replace drive board
4. Check power LED indicator on the control board
or replace control board
3-1-1
Drive
Board
Display
board
Alternator
Alternator fuse 3A
POWER1
Alternator

Troubleshooting
Model: C575R
Malfunction item: Product will not start – rechargeable battery
Circumstance: Press <Quickly start> on the console and no response
Possible causes: 1.Bad wire connections
2.Wiring problem with rechargeable battery
Troubleshooting: 1.Check the drive board and rechargeable battery fuse
2.Measure the battery voltage, it should be above 6V * 2
3.Check drive board LED 3 & 6 indicators
4.If the battery is low, plug the adaptor to recharge.
3-1-2
Drive
Board
Display
board
Battery
6V*2
Fuse
LED1
LED 6 電源燈
Battery Fuse 3A
Battery fuse
Battery voltage
6V*2=12V

Troubleshooting
Model: C575R
Malfunction item: No RPM display
Circumstance: There is no RPM display while pedaling the bike
Possible causes: 1.Bad wire connections
2.Bad speed sensor signal
Troubleshooting: 1.Check to see if the distance
between sensor and its sticker < 5mm
2.Clean speed sensor
3.Check drive board LED1/CLK signal indicator
4.Replace speed sensor or drive board
3-2-1
Drive
Board
Display
board
Sensor /
Optical sticker
Speed sensor
LED 1 CLK indicator

Troubleshooting
Model: C575R
Malfunction item: No resistance
Circumstance: No resistance while pedaling the bike
Possible causes: 1. No RPM signal on display
2. Bad drive board
Troubleshooting: 1.Check CLK indicator on the drive board
2.Check all wire connections
3.Check alternator voltage
4.Measure the resistance voltage output or replace the drive board.
5.Check drive board LED3 & 4 and wire connections to the electro-magnets.
6. Bad one way bearing on the flywheel
3-3-1
Drive
Board
Display
board
Speed
Sensor
Electronic
Magnet
Alternator
Speed sensor
Blue-blue
Level Voltage（V）
LEVEL 1
1.9 V
LEVEL 10 11 V
LEVEL 40 17 V
Alternator
Electro-magnets