7
Lifecycle 9500HR / 9100 Series Recumbent Exercise Bikes
ELECTRONICS OVERVIEW - LC9500HR ALTERNATOR CONTROL BOARD
Functional Description
The Alternator Control Board is
designed to regulate the alternator
voltage by modulating the field
current. It regulates the pass
current (RPM signal) from the
Alternator to the Console, and the
pass current from the alternator to
the load resistor while providing
supply voltage for the console
while charging the system battery.
Connectors and Pin Connections
Connector
Location
Pin
Functional Description
1
GROUND - BLACK
2
GROUND – BATTERY
3
NOT USED (BLANK)
4
VSYS (7-8VDC)
5
ALTREGLO (9-11 VDC)
6
LOADCMD
7
RPM (0-7.5VDC)
8
START (7-8VDC)
9
VBAT – (6VDC)
10
GROUND – BATTERY
P1 is a Molex 11 pin connector
that connects to the Console
11
GROUND
1
GROUND – ALTERNATOR
2
GROUND – ALTERNATOR
3
GROUND – ALTERNATOR
4
RPM (5VDC)
5
GROUND – ALTERNATOR
6
FIELD (1-4 VDC)
7
LOAD
8
LOAD
9
LOAD
10
VALT (10VDC)
11
VALT (10VDC)
P2 is a 12 pin connector that
connects to the Alternator and
Power Resistor
12
LOAD
Section IV
P2
P1
Summary of Contents for Lifecycle upright 9500HR
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Page 18: ...1 Lifecycle 9500 9100 Series Recumbent Exercise Bikes SECTION II DIAGNOSTICS Section II ...
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