User's Manual

TM70Pi V3.2 (11/03) 120021.pdf. 26
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Maintenance and troubleshooting / LED’s signaling
RECEIVER’S LED SIGNALING
LED
COLOUR
STATUS
REMARKS
PROPOSED ACTION
POWER
GREEN
Switch On if powered
Power supply OK
Check the power supply
HARDOK GREEN
Solid green LED if
no error
detected
Receiver hardware OK OK
Blinking during start up process
Please wait to finish the
start up process
HARDOK
RED
Solid red LED if one of these errors
appears:
- Watchdog activated /
Oscillator breakdown /
wrong ROM checksum
- Reset activated
Electronic board hardware
breakdown
Replace the electronic
board
Blinking fast : wrong EEPROM
checksum / Data corrupted / CAN
Bus error
---------------- Reprogramme EEPROM
SIGNAL GREEN
LED Off if no radio signal detected
(Squelch)
- LED On and the transmitter
switched Off indicates occupied
radio channel
- LED On and DATA switched
Off indicates radio channel
occupied by a non IKUSI
system
Verify transmitter’s radio
and battery
DATA GREEN
LED Off if a wrong frame is
received
Blinking if receiving good frames
LED Off and SIGNAL LED On:
Radio breakdown
Replace radios
ID
GREEN Blinking if a correct ID is received
Switched Off and DATA LED
switched On: no valid ID
If the radio channel is not
busy: verify transmitter’s
selected ID or reset
receiver ID
SIGNAL; DATA and ID LED
On, indicates valid frames from
the transmitter. Correct link.
OK
RELAY
GREEN STOP relay activated ---------------- ----------------
ORDER
GREEN
----------------
---------------- ----------------
CAN-RUN (green): indicates the system state inside the CANopen machine state:
 Blinking every 200 ms. In preoperational state.
 Solid green permanently in operational state.
 One blink every second in stop state.
CAN-ERR (red): indicates error in the field-bus; if switched on; in normal conditions it must be switched off.
Internal
LEDS
signaling