Powering Up The Ssu-2000; Ssu-2000 Power Fuses; Communications And Buffer Module Led Indications - Symmetricom SSU-2000 User Manual

Chapter 2 Installing the SSU-2000

Powering Up the SSU-2000

Table 2-5. Communications and Buffer Module LED Indications
LED
Power
Power
–48V Power Supply A or B
–48V Power Supply A or B
–48V Power Supply A or B
Powering Up the SSU-2000
The SSU-2000 is not equipped with a Power switch. Power to the SSU-2000 is
controlled by two 5-amp fuses located on the rear of the SSU-2000 main chassis as
shown in Figure
Figure 2-13. SSU-2000 Power Fuses
86 SSU-2000 User's Guide
State
On At least one –48V Power Supply is connected
Off No –48V Power Supply A or B connected
On (Green) Power Supply is connected
Off No –48V Power Supply connected to the power
supply input
On (Amber) –48V Power polarity is reversed
2-13. To power down the shelf, remove both fuses.
Indication
12713020-002-2 Revision F.01 – January 2007