Hardware reference
HARDWARE REFERENCE MANUAL
104
Revi
si
on 3.0
LED indicators
The LED indicators indicate the status of the communications of the
MECHATROLINK-II and the SI-T Card.
/i
Name
Display
Explanation
Color
Status
RUN
Green
Lit
Normal operation
-
Not lit
Communication CPU stopped, resetting hard-
ware, RAM check error, DPRAM check error, sta-
tion address setting error or Inverter model code
error
ERR
Red
Lit
Watchdog timeout error, communication error,
diagnosis error or resetting hardware
Red
Flashing
ROM check error (once)*, RAM check error
(twice)*, DPRAM check error (3 times)*, commu-
nications ASIC self-diagnosis error (4 times)*,
ASIC RAM check error (5 times)*, station address
setting error (6 times)*, Inverter model code error
(7 times)*
*: indicates the number of flashes
-
Not lit
No communication error or self-diagnosis error
TX
Green
Lit
Sending data
-
Not lit
Sending of data stopped, hardware reset
RX
Green
Lit
Searching for receiving carrier
-
Not lit
No receiving carrier found, hardware reset
I51E-EN-03.book Seite 104 Donnerstag, 28. Juni 2007 1:05 13