Indication Of Lamp Of Power Supply Unit; Check Dc Power Supply Voltage - YASKAWA YASNAC i80 Maintenance Manual

4.4.2 INDICATION OF LAMP OF POWER SUPPLY UNIT

Indication
SOURCE
POWER ON
+5 v
E X T . A L A R M

4.4.3 CHECK DC POWER SUPPLY VOLTAGE

Measure at CN03 of model CPS-12N or model CPS-16F.
Table 4.45 Indication Lamp
I
Color
With this lamp on, AC input is executed or DC high
Green
voltage will still be applied even if AC input OFF.
Power on with normal DC output.
Green
Red +5 V fault output
Red
Red +24 V fault output
Red Alarm input from external power supply etc. is Oh'.
4 0
5
CN03
V :
Measure CN03 1-4
+12 V : Measure CN03 2-4
+24 V : Measure CN03 3-5
Meaning