Sport Art G575R Operating instructions

G575R Repair manual (Electronics)

1-1. Product -G575R
1-1-1

1-2. Display -G575R/U
1-2-1

1-3. Component placement - G575R Display
1-3-1
Control board
Program board
Wireless HR board
USB board

1-3.Component placement - G575R frame
1-3-2
Power board
MI drive board
Flywheel
Generator

1-3.Component placement- G575R frame
1-3-3
MI drive board
Power board
Generator

1-4. Black diagram -G575R
1-4-1
Display
Board
MI
Drive Board
Fuse,
SW
Alternator
keypad
USB Board
HR board
C-SAFE Board
Power board
Fan
Sensor-R
Sensor-L
HTR
bridge board
HTR board

1-5.Wiring diagram-G575R
1-5-1

1-5.Wire connections -G575R Display
1-5-2
Control 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. Wire connections -G575R Display
1-5-3
CON3
CON4
7
CON5
CON6
CON1
CON2
CON3
CON1
CON2
USB board
To control board
To program board
Bluetooth key
To control board

1-5. Wire connections -G575R MI Drive board
1-5-4
To generator
To power board
To display

1-5. Wire connections -G575R Power board
1-5-5
Power board
From drive
board
To control
board
Drive board to control
board wire
HTR to control board wire
Generator wire
connectiors

1-6. LED indicator -G575R Display
1-6-1
LED16 POWER
indicator
LED18 COMM
communication indicator

1-6.LED indicator -G575R/U MI Drive board
1-6-2
LED 3 COMM
Communication indicator
Program

1-7. Electronic component specification -G575R
Specification
Description
Note
Main power
Power source AC 110V / 220V
Generator power
source
AC generator
Max output WATT =250 W
Resistance control
Resistance circuit inside the MI drive board to control generator
Resistance range
LEVEL 1 –LEVEL 40
Speed sensor
Detecting circuit inside MI drive board to detect generator
Main display
Dot matrix
Data displays
CARDIO ADVISOR –Weight loss zone, Heart, CARDIO zone,
CALORIES / LEVEL / TIME / DISTANCE
RPM / METS / SPEED / HUMAN WATTS / WATTS TO THE GRID
Programs
MANUAL, INTERVAL, PLATEAU, RANDOM,
FAT BURN, FIT TEST, CUSTOM HR, WT LOSS/CARDIO
Heart rate
measurement
Wireless Polar T34 / HTR sensors
Languages
German, French, Spanish, English (US), English (International), Japanese
Fan
Fan, ( LOW, MIDDLE, HIGH )
Outside connections
USB cell phone charging, software upgrade ; CSAFE
Reserved functions IPOD video, Bluetooth
1-7-1

2-1.Troubleshooting -G575R
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 product fuse
3.Check power board
4.Replace MI drive board
1. Product fuse
2. Power board
3. MI drive board
No RPM
RPM display 0 while
pedaling the bike
1. Check the wire connection
2. Power on again to test. If display or MI drive
board problem will also cause RPM=0
3. Check to see if generator is turning
4. Replace MI drive board
1. MI 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. Power on again to test. If display or MI drive
board problem will also cause no resistance.
3.Check drive belt or drive pulley
4.Replace MI drive board
1.Generator
2.MI 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
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
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 fan
Pressing <FAN> button and
fan is not functioning
1. Check fan wiring
2. Check fan voltage output on the control board
3. Replace control board
4. Replace fan
1. Control board
2. Fan
ERROR_1_1
Display showing
“ERROR_1_1” when power
on
1. System power on abnormal
2. Replace MI drive board or control board to test
1. MI drive board
2. Control board
ERROR_1_6
Display showing
“ERROR_1_6” when power
on
1. Power source voltage setting is not correct
2. Press Workout level<▲> & <▼> & <change
display> to set power source voltage
ERROR_2_1
ERROR_2_2
Display showing
“ERROR_2_1, ERROR_2_2”
when power on or
exercising
1. ERROR_2_1 means IGBT on MI driver over current
ERROR_2_1 means IGBT on MI driver too hot
2. Stop for ½ hour before use it again
3. Replace MR drive board if it occurs frequently
1.MI drive board
ERROR_3_1
Display showing
ERROR_3_1, when power on
1. Islanding effect
2. Check product power cord installation
3. MI drive board protective function; turn the
power on/off to use it again
4. Wait for a while before turn power back on
5. Replace MI drive board to test
1.MI drive board
ERROR_3_2
Display showing
“ERROR_3_2” when power
on
1. Voltage from power source is over the limit
110V 105–132 Vac
220v 184 –264 Vac
Stop using it until the voltage regulates
2-1-2

ERROR_3_3
Display showing
“ERROR_3_3” when power
on
1. Abnormal frequency from outside power source
2. Check power source frequency
3. Or replace MI drive board to test
1.MI drive board
ERROR_3_4
Display showing
“ERROR_3_4” when power
on
1. AC power mid-point error; this is for MI drive
board reference
2. Check to see if power source is abnormal
3. Replace MI drive board to test
1.MI drive board
ERROR_3_5
Display showing
“ERROR_3_5” when power
on
1. Power source grounding issue
2. Check power source grounding
3. Check grounding on the power cord
ERROR_4_3
ERROR_4_4
Display showing
“ERROR_4_3,4_4”when
power on
1. DC BUS abnormal on MI drive board
2. Check power source for issues
3. Or replace MI drive board to test
1.MI drive board
ERROR_5_1
ERROR_5_2
Display showing
“ERROR_5_1, 5_2” when
power on or exercising
1. ERROR_5_1means MI drive board is forced to warm
up
2. ERROR_5_2 means MI drive board is forced to shut
down <emergency stop>
3. MI drive board self-protective function; turn
power off/on to try again
4. Replace MI drive board if it occurs frequently.
1.MI drive board
ERROR_6_1,ERROR_6_2
ERROR_6_3
Display showing
“ERROR_6_1,6_2,6_3”
when power on
1. Abnormal generator
2. Check generator
3. Replace MI drive board to test
1.MI drive board
ERROR_8_1
Display showing
“ERROR_8_1” when power
on
1. Communication error
2. Check control board and program board
ERROR_8_2
Display showing
“ERROR_8_2” while
exercising
1. Communication error
2. Check control board and program board
3. Product self-protection from interference; turn
power off/on to test
2-1-3

Total distance display
Kph/mph/total
distance/total time/total
energy generated/software
version display
Press <CHANGE DISPLAY> for 3 seconds to enter
kph/mph setting and total distance, total time and
control board software version display
Model no. and voltage
setting
Press & hold “Workout level<▲> & <▼> & <change
display> keys for 3 seconds
2-1-4

Troubleshooting
Model: G575R
Malfunction item: Product will not turn on
Circumstance: Start pedaling, display will not turn on
Possible causes: 1.Bad wire connections
2. Bad power board
3. Bad MI drive board
4. Bad control board
Troubleshooting: 1.Check product fuse
2. Check all wire connections
3. Check MI drive board LED indicator or replace
drive board
4. Check power LED indicator on the control
board or replace it
3-1-1
MI
Drive Board
Display
board
Power
board
AC1,AC2
Fuse,
SW.
POWER1
Fuse, Switch
Fuse
Power board