2 indication of lamp of power supply unit – Yaskawa i80M Maintenance Manual User Manual
Page 137
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4.4.2 INDICATION OF LAMP OF POWER SUPPLY UNIT
Table 4.45
Indication Lamp
I
Indication
Color
Meaning
SOURCE
Green
With this lamp on, AC input is executed or DC high
voltage will still be applied even if AC input OFF.
POWER ON
Green
Power on with normal DC output.
+5
Red
+5 V fault output
Red
V fault output
v
Red
+24 V fault output
E X T . A L A R M
Red
Alarm input from external power supply etc. is
4.4.3 CHECK DC POWER SUPPLY VOLTAGE
Measure at CN03 of model
or model
4 0
v 2
5
V 3
CN03
5
V :
Measure CN03 1-4
+12 V : Measure CN03 2-4
+24 V : Measure CN03 3-5
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