Figure 23: Seven-Input 420-A Power Supply Leds; Table 19: Tx Matrix Plus Seven-Input 420-A Power Supply Leds On The Input - Juniper TX MATRIX PLUS Hardware Manual

TX Matrix Plus Router Hardware Guide
Table 18: TX Matrix Plus Seven-Input 420-A Power Supply LEDs (continued)
LED Color
—One Green
PWR ON
per input
–
—One Blue
PEM OK
per power
supply
–
—One per Yellow
FAULT
power supply
–
Table 19: TX Matrix Plus Seven-Input 420-A Power Supply LEDs on the Input Power Tray
LED Color
INPUT Green
—One
PRESENT
per input
Red
–
44
State
On steadily
Off
On steadily
Off
On steadily
Off
Table 18 on page 43 describes the seven-input 420-A power supply LEDs (shown in
Figure 23 on page 44) that are visible on the input power tray after it has been removed
from the power supply.

Figure 23: Seven-Input 420-A Power Supply LEDs

Power supply input tray LEDs
INPUT 0 INPUT 1 INPUT 2
PRESENT PRESENT PRESENT
INPUT 0 INPUT 1 INPUT 2
PRESENT PRESENT PRESENT
State
On steadily
On steadily
Off
Description
Circuit breaker is powered on.
Circuit breaker is not powered on. The circuit breaker might have
been turned off, the host subsystem detected a failure and turned
off the circuit breaker, or the power supply is not receiving any input
voltage.
Power supply is functioning normally.
Power supply might be starting up or not receiving any input
voltage. The circuit breakers might be off, or a fault has occurred.
Power supply might be starting up, not properly installed, not
receiving sufficient power, or not functioning properly. Inputs
through might have failed.
4
No faults have been detected for the power supply, or the power
supply is not receiving any input voltage.
INPUT 3 INPUT 4 INPUT 5 INPUT 6
PRESENT PRESENT PRESENT PRESENT
INPUT 3 INPUT 4 INPUT 5 INPUT 6
PRESENT PRESENT PRESENT PRESENT
Description
Input is receiving voltage.
Input is reversed.
Input voltage is not present.
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