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Hardware Preparation and Installation
MVME8100 / MVME8110 Installation and Use (6806800P25J)
43
2.2.2
Power Requirements
The MVME8100 / MVME8110 uses the bac5 V source to power each on board power
supply. The +3.3 V backplane supply is not utilized in order to have backward compatibility
with old 3-row chassis. The -12 V and +12 V is routed through to the XMC and PMC connectors.
The power estimates provided in the following table is the total board consumption from +5 V,
excluding the PMC/XMC, SATA HDD/SSD and USB devices.
The following table shows the power limits due to the available 5 volts pins, when the
MVME8100 is installed in either a 3-row or 5-row chassis and when PMCs/XMCs are present.
Table 2-2 Operating Voltages
Voltages
Minimum
Normal
Maximum
+5.0 V
4.875 V (-2.5%)
5.0 V
5.25 V (+5%)
Table 2-3 Power Requirements
Board Variant
Power
MVME8100-202200401S/E
MVME8110-01S/E
(ENP1)
Board idle at OS prompt: 38 Watts, typical
Operating load*: 42 Watts, typical
54 Watts, Max(@55°C)
* Operating conditions: No RTM, PMC/XMC or
peripherals.
MVME8100-202180404
(ENP4)
Operating load*: 65 Watts, max (@85°C card edge
temperature)
Chassis Type
Power Limit
Power limits PMCs or XMCs
3-Row
70 W maximum
Below 70 W
1
5-Row
90 W maximum
Below 90 W
1
1. Keep below power limit. Cooling limitations must be considered.
Содержание MVME8100
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Страница 84: ...Connectors LEDs and Switches MVME8100 MVME8110 Installation and Use 6806800P25J 84 ...
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