Technogym Recline 500SP Service Maintenance Manual page 39

RECLINE EXCITE: Service & Maintenance Manual - rev. 2.4
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Acts as the interconnection hub for all the components of the display, and serves as the point
of connection with the brake board. It includes connectors for the following:
- Cardio receiver;
- Hand sensor board;
- TGS reader;
- Touch sensor;
- Touch screen;
- Headphone jack;
- AUX input board;
- LCD;
- Power supply inverter for LCD;
- Antenna signal;
- Voltage received from the brake board;
- RS-485 serial link to the brake board.
The board includes the following indicator LED:
LED name
D41
and a faston:
Name
•
S /
PLITTER AMPLIFIER
This device amplifies the signal received from the antenna, separating the FM radio channel
from the TV channel, which it sends to the tuner.
•
TTL B
OARD
This is an RGB buffer board with six bits per color, which interfaces the video signals sent
from the CPU board to the LCD (embedded on the LCD).
•
LCD I
NVERTER
This device powers the LCD display segments. It receives DC power supplies (12 Vdc supply
and 3.3 Vdc enable signal) from the CPU board, and generates the AC voltage (380 Vac)
needed to power the LCD.
•
T
OUCH SCREEN INTERFACE BOARD
This is the board that controls the 4-wire resistive touch screen and interfaces the touch screen
to the CPU board.
•
AUX
INPUT BOARD
This board provides 3 RC connectors and one mini DIN connector for interfacing external
audio visual devices to the machine. An input on this board allows the external source to be
displayed on the LCD base band.
Color
green
Description
J2 SHLD: denotes a ground node on the circuit board.
Description
if ON the +12 Vdc supply from the AT driver
box, correctly reaches the board.
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