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BTS3900C (Ver.C)
Hardware Description
Table 4-9 Indicators on the front panel of the PSU
Indicat
or
Power
indicato
r
Protecti
on
indicato
r
Fault
indicato
r
4.4 PDU10D-01
The power distribution unit 10D-01 (PDU10D-01) distributes -48 V DC power to all components
in the cabinet.
Exterior
Figure 4-10
Figure 4-10 PDU10D-01
Issue 03 (2013-05-27)
Color
Status
Green
Steady on
Steady off
Yellow
Steady off
Steady on
Blinking (on for 1s and
off for 1s)
Red
Steady off
Steady on
shows a PDU10D-01.
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4 BTS3900C Power System
Description
The PSU is functioning properly.
The PSU is experiencing a mains supply
fault, or the PSU is faulty.
The PSU is functioning properly.
An alarm triggered by an external factor is
generated.
The communication between the PSU and the
PMU is interrupted.
The PSU is functioning properly.
The PSU is faulty or shut down in case of an
emergency. Diagnose the fault to determine
whether to replace the PSU.
103
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