Power Supply Assembly Lights and Controls
To identify the lights and controls that are described here, see Figures 3 and 4.
PWR/FAULT RESET switch
13
: This switch switches off the dc output voltage from
the power supply assembly. To switch off the dc voltage, push the switch downward
(Model D40) or rightward (Model T40). To switch on the dc voltage, push the switch
upward (Model D40) or leftward (Model T40).
Note: On early power supply assemblies, pull the switch outward, then push it in the
appropriate direction.
If the 7133 has a serious power problem, the power supply assembly can become
latched off. By switching the PWR/FAULT RESET switch off, then on, you can reset the
power supply assembly.
PWR light
14
: This green light is on when mainline electrical power is present in the
power supply assembly.
CHK/PWR-GOOD light
12
: This light shows amber if the dc output from the power
supply assembly fails. On 7133s that have the Remote Power On Control feature, the
light goes off when power is switched off at the using system or at the remote-power-on
control unit.
The light shows green when the dc output from the power supply assembly is active.
Bypass Card Lights
To identify the lights that are described here, see Figures 3 and 4.
Link Status (Ready) light
10
: This green light shows the status of the port (for
example, port 1) through which the bypass card is connected to another device:
Status of Light
Meaning
Off
One of the following:
v
The path through this port is not operational.
v
The card is switched into Bypass state (mode light shows
amber).
v
The card is jumpered for Forced Inline mode (mode light shows
green).
Permanently on
The path through this port is operational.
Flashing
The path through this port is not operational.
Chapter 1. Reference Information
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