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5-2
Check for Problems in the System
Publication 1398-5.1 — January 2000
GLVSOD\HG RQ WKH RSHUDWRU WHUPLQDO VFUHHQ LI WKH RSHUDWRU WHUPLQDO LV SUHVHQW
7KH /(' ODEHOHG 6<6 )$8/7 RQ WKH RSHUDWRU WHUPLQDO DOVR ZLOO WXUQ RQ UHG
WR LQGLFDWH WKDW D IDXOW KDV RFFXUUHG
Not lit (OFF)
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%86 /(' LV 21 DQG WKH 67$786 /(' LV 2)) WKHUH PD\ EH D IDLOXUH LQ WKH
ORJLF SRZHU VXSSO\
DC Bus Power (1398-PDM-25, 50, 100, and 150)
$ERYH 7HUPLQDO %ORFN LV D '& %86 /(' 7KLV /(' LQGLFDWHV WKDW WKH '&
%XV LV FKDUJHG
LED Label
LED Color
PHASE LOSS
RED
OVERTEMP
RED
DISABLED
RED
PSM READY
GREEN
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DUH IRXQG WR EH FRUUHFW WKHUH PD\ EH D 360 IDLOXUH 5HSODFH WKH 360 ZLWK
DQRWKHU PRGXOH
Description
OFF = OK (Normal Operation)
ON = Loss of one phase of incoming AC power. The PSM will
continue to run on two phases and the fault LED ON.
OFF = OK (Normal Operation
ON = Excessive main heatsink temperature
OFF = Not disabled (Normal Operation)
ON = DC bus disabled by external enable input
OFF = No DC bus voltage
ON = DC bus charged (Normal Operation
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