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CHAPTER 3 M200R Main Cabinet
Fans The Table 3.1 lists the fans installed in the M200R main cabinet.
Table 3.1 Fans
Name Tray # Location
Fan #0 Tray #0 Right (front view) of the cabinet
Fan #1
Fan #2 Tray #1 Left (front view) of the cabinet
Fan #3
Fan #10 Tray #5 Rear of the cabinet
Fan #11
Fan #14 Tray #7 Above the processer module
Fan #15
Fan #16 Tray #8 Side the PCI slot
Fan #17
Power supplies
The M200R main cabinet has 2 kinds of power supply units as well as DDC (DC-DC Converter).
FEP (Front End Bulk Power) unit has AC input, and provide +48V(to BE). BE (Back End Power)
has +48V input, and provide +12V or +5V or +3.3V to some internal components.
Table 3.2 Power Supply Units
Standard Redundant
FEP
BE(5V)
BE(3.5V)
1
2
2
2
3
3
30