Juniper Networks T1600 - Manual (Page 8)

Figure 4: Three-Input 240-A Power Supply LEDs
Table 3 on page 8 describes the three-input 240-A power supply LEDs.
Table 3: Three-Input 240-A Power Supply LEDs
Description State Color LED
Circuit breaker is on. On steadily Green CB ON —One per
input
Circuit breaker is not turned on, or
host subsystem has detected a
failure and has turned the circuit
breaker off. Off
When the power supply is correctly
set to three-input mode mode and
all three inputs are properly
energized, the
DC OK LED indicates
that the power supply is
functioning normally.
When the power supply is correctly
set to two-input mode and
INPUT 0
and INPUT 1 are both properly
energized, the DC OK LED indicates
that the power supply is
functioning normally.
On steadily Blue DC OK —One per
power supply
Power supply is starting up, is not
functioning, is not properly
installed, or is not operating
properly. Blinking
Input is receiving voltage. On steadily Green INPUT
PRESENT —One
per input Input voltage is not present. Off
Power supply has exceeded
recommended temperature. On steadily Amber OVER
TEMP —One per
power supply
Power supply is within the
recommended temperature or the
power supply is not on. Off
8 ■ T1600 Upgrade Kit
T1600 Routing Node Upgrade Guide