Technogym Synchro Excite 500, Руководство по техническому обслуживанию

Страница: 32 / 202

SYNCHRO EXCITE Class & Trend: Service & maintenance manual - rev. 2.0
Pagina 3.2
3.1.1. LED ARM D
ISPLAY BOARDS
(500
AND
500SP)
The display contains only one board which comprises the CPU, an ARM microprocessor, its logic
circuits and a FLASH EPROM containing the operating program for the machine moreover, acts as
the interconnection hub for all the components of the display and serves as the point of connection
with the brake Board.
The main functions of the board are:
¾ Manages and process signals from:
•
Keyboard;
•
HR receiver;
•
CSafe Board;
•
TGS reader (if present).
¾ distributes the voltages received from the Brake Board to the display;
¾ exchanges, via the RS-485 serial link to the Brake Board, the commands for controlling the brake;
¾ controls the LEDs and the 7-segment displays which provide feedback about the exercise session.
The board includes the following indicator LEDs:
LED name Colour Description
LED1 green
if ON the +12 Vdc power supply from the Brake Board correctly
reaches the board.
LED2 yellow
if ON the +5 Vdc power supply from the Brake Board correctly
reaches the board.