Troubleshooting; Led Indications - ABB Tina 10B Product Manual

8

Troubleshooting

8.1

LED indications

LED indication
Red
No LED light
Green (but no DYNlink
output detected)
Weak lights or red and
green lights at the
same time
Warning!
2TLC010042M0201 Rev.C
Probable cause
Device interrupted
Bad connection to the
device
+24 VDC connected to
DYNlink signal input
(pin-2)
Loss of power supply
Defective DYNlink signal
input to unit
Unit is defective
Replace defective unit with a new one and never bypass the safety circuit
using Tina 1A or any other solution.
Action
Check status of the device.
Check cable to the light beam and
fasten carefully.
Check if there is +24 VDC on
DYNlink signal input (pin-2). If yes,
check cable connections or the
unit before.
Check +24 VDC / 0 VDC power
supply.
Check the DYNlink input or the unit
before.
Replace the unit.
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