Artesyn AXP1440, Installation And Use Manual, Page: 65 / 156

AXP1440 Shelf Description
AXP1440 Installation and Use (6806800H23T) 63
Each of the PEMS are equipped with two rocker type circuit breakers, three status LEDs, hot
swap ejector handle, and a plastic cover that protects the dual stud terminal block. The rear of
the PEM has two output connectors that mate with the backplane.
2.10 Stationary Boards
There are four stationary boards in the shelf which are completely passive and are not field
replaceable:

Backplane

Upper Fan Interconnect board, provides power and signaling from the backplane to
the FTM distribution board
Figure 2-8. PEM View with Detail
Table 2-8. PEM LED Status Indicators
Power LED Color State/Condition
In Service Green
Off: no service
Blink: PEM activating
Glow Steady: service available
Out of Service (OOS) Red
Off: service available
Blink: Deactivation requested
Glow Steady: no service
Hot Swap (HS) Blue
Off: PEM is not ready to be removed
Blink: Deactivation requested
Glow Steady: PEM is ready to remove
OFF ON OFF ON
-48 VDC RTN
-48 VDC
-48 VDC RTN
-48 VDC
IS HS OOS