HP 12500 Series Installation Manual page 11

Figure 4 12508 rear view
(1) Power entry module (PEM)
(3) Lower fan tray
(5) Grounding screw
(7) Switching fabric module slots (slots 10 to 18)
(9) Power supply air exhaust vents
The 12508 chassis has the following slots and components:
Two MPU slots and eight LPU slots at the front, and nine switching fabric module slots at the rear.
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One power frame, at the top of the chassis, can accommodate up to six power supplies.
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Two horizontally oriented fan trays at the rear of the chassis. For the ventilation direction inside the
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chassis, see "Preparing for installation."
(2) Upper fan tray
(4) Ventilation panel
(6) ESD-preventive wrist strap port
(8) Chassis air exhaust vents
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