HP 8800 Router Series Manuel d'installation télécharger pdf (Page 74)

Figure 51 Fan trays

(1) RUN LED (2)

LM LED

Table 24 Fan LEDs

LED Status Description

RUN

Off The fan tray has failed.

Steady green The fan tray is working correctly.

ALM

Off

The fan tray is in a normal state.

Steady red

The fan tray is faulty.

Table 25 Fan tray specifications

Fan tray Power consumption Net weight Dimensions (H × W × D)

Fan tray for A8805/A8812 12 W to 90 W 3.97 kg (8.75 lb)

299.5

412.7 mm

(11.79

3.74

16.25 in)

Fan tray for A8808 16 W to 130 W

4.85 kg (10.69

lb)

403.2

405.4 mm

(2.52

15.87

15.96 in)

NOTE:

The A8805/A8812 uses a vertical fan tray slot; the A8808 adopts the horizontal fan tray slot.

A8805 and A8812 airflow

The chassis and power supplies for the A8805 and A8812 use separate air aisles. The airflow for the

power supply section at the bottom is from front to rear; the airflow for the chassis is from left to right,

as shown in Figure 52.

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HP 8800 Router Series Manuel d'installation Page 74