MSA MPC-127, Руководство по эксплуатации

Страница: 17 / 22

Version 0.1 16
Computer system unit of types
MPC-127, MPC-19-4
4 INSTALLATION AND DISASSEMBLY OF THE PRODUCT
4.1 G
ENERAL DESCRIPTION
The Product’s operability is controlled by the display brightness LED located on
the front panel, and presence of image on the screen.
To provide diagnostics of the problems, see Table 18.
If trouble shooting cannot be provided, contact manufacturer’s service center.
4.2 S
AFETY FEATURES
Repair works must be provided by personnel, examined in occupational safety
and received qualification group not lower than 3.
The Product must be grounded before repair works.
Replacing defected parts, cards and modules when power of device under repair
is ON is STRICTLY PROHIBITED.
It is PROHIBITED to put a poster “DO NOT switch on! Under Operation!”,
when power supply switch is in OFF position.
Installation, commissioning and repair works are PROHIBITED in the room,
where less than 2 people present.
4.3
С
URRENT REPAIR
The service personnel can provide repair works as given in Table 18.
All other defects shall be carried out only by the Manufacturer’s specialists or
the Manufacturer’s representatives.
Table 18 – Possible problems / defects and troubleshooting
Problem / defect Possible reasons To do
No data display,
«Power» LED is not
operating
No voltage supplied from
the power source
Check power cable connection to the
Product
Provide the voltage
Fuse malfunction
Check the fuse
No data reception on the
port
Port is faulty
Check cable connection to the Product port
Check operability of connected device