Eaton POWERWARE Plus 18, Руководство пользователя

Страница: 162 / 311

and Maintenance
Plus 18
7.6 FRU FAILURE DISPLAY
The
failure
can be checked in any mode
of
The
Front Panel gives important diagnostic information in the form of FRU failure
displays. The mode can be into after a lamp and
the FRU most likely caused the Please note these indications not
should serve only to assist in suspected FRU. Then
examine the FRU status
To view the FRU failure display, hold HORN button, and wait through the lamp test
functions (approx. 8 seconds). At time all but one of the Front Panel lamps go
out. Compare the remaining LED’s by monitoring the FRU status LED’s and the
ALARM QUEUE to determine the
most
FRU failure.
FRU FAILURE MODE
FRONT PANEL LED FRU INDICATED
NORMAL
BYPASS
OVERLOAD FRONT PANEL
To clear an alarm press the OFF while still holding HORN. The alarm
automatically clear when the ON button is pressed to restart the
7.7 RECTIFIER STATUS
Red and green status are on the Control card. side panel of the
would have to be lowered to view the
wait for the (approx. four seconds). then each time the green is lit, write down
Theeightbitbinary
binary number = PHASES
ERROR CODE DECIMAL BINARY CODE
2.55
11111111
POWER SUPPLY
24
7-16
CONFIDENTIAL