Technogym ISOCONTROL, Service Maintenance Manual

Page: 13 / 72

ISOCONTROL: Service & Maintenance Manual - rev. 1.2
Pagina 3.1
3. PRINCIPLES OF OPERATION
3.1. BLOCK DIAGRAM
The block diagram of the device is illustrated in the figure below:
PULLEY
DISPLAY PANEL
POWER SUPPLY
ENCODER
BOARD
TGS
3.1.1. D
ISPLAY PANEL
Its individual components are described separately below:
DISPLAY BOARD
This is the heart of the device, from which all of its functions are controlled. It receives information
from the user (weight, repetitions, sets, etc...) during set-up of the exercise, and from the TGS key
reader. It displays messages and data about the exercise in progress.
The display board is provided with an RJ45 jack which makes available an RS 232 serial port
through which the system software can be upgraded. This jack is accessed externally, on the lower
part of the display panel, and its pin out is:
Pin Signal
1-2-5-6-8 NC
3 Rx
4 Tx
7 Ground
ATTENTION: for the numbering of the pins please refer to the diagram below: