Mx2000 Three-Phase Delta And Wye Ac Power Distribution Module Leds; Mx2000 Ac Power Supply Module Description - Juniper MX2020 Hardware Manual

MX2020 AC Power Requirements | 167
MX2020 Power Subsystem Description | 91

MX2000 Three-Phase Delta and Wye AC Power Distribution Module LEDs

Figure 43 on page 103 shows the LEDs on the three-phase delta AC PDM faceplate. The three-phase wye
AC PDM has the same LEDs. The LEDs in
addition, a PDM failure triggers the red alarm LED on the craft interface.
Figure 43: Three-Phase Delta AC PDM LEDs
Table 27: Three-Phase Delta AC PDM LEDs
Label Color
← Green
—
→ Green
—

MX2000 AC Power Supply Module Description

There are a total of nine AC power supply modules (PSMs) located at the rear of the chassis in slots PSM0
through PSM8 (left to right). The AC PSMs in slots PSM0 through PSM8 provide power to:
Table 27 on page 103
State Description
On The left AC terminal block is receiving voltage.
Off The left AC terminal block is not receiving voltage.
On The right AC terminal block is receiving voltage.
Off The right AC terminal block is not receiving voltage.
indicate the status of the AC PDM. In
103