6–4 Model 2100 and 2200 Ultra SCSI Controller Enclosures User Guide
CAUTION:
ECB battery pack leave the manufacturer fully charged. However, ECB
battery packs might not arrive fully charged due to storage and shipping. Compaq
recommends placing this ECB into a powered-up enclosure until the ECB charged LED
turns O
N
, before placing the ECB into a production environment.
Table 6–1 ECB Status LED Displays
LED Display
Status Description
Initial startup self-test is running.
ECB battery is charging.
ECB battery is fully charged and operating normally.
ECB battery load testing is in progress. The F
LASH
rate is once every 1.5
seconds.
Two F
LASH
rates are possible:
■
F
LASH
rate of once every ½ second: indicates that the either ECB battery is
not properly plugged into the ECB circuit board or the battery temperature is
out of limits.
■
F
LASH
rate of once every 4 seconds: indicates that the ECB battery is
protecting the cache module memory—no enclosure power applied.
NOTE:
During shipping or a long-term power-off condition, the
ECB battery will F
LASH
to indicate that the battery is protecting
cache memory. If this protection is not required, reseat the ECB to
stop the LED from F
LASHING
and prevent the ECB battery from
discharging.
Indicates that the battery temperature is out-of-limits and the battery
suspended changing. After the ECB battery warms up to above +10 °C or cools
below 50 °C, the F
LASHING
ECB fault LED turns O
FF
and the battery resumes
charging.
ECB battery is defective.