Information processing device with airflow openings in separator wall between central bay and side bay

1 . An information processing system, comprising: a chassis comprising a base, a front panel, a rear panel, a first side wall and a second side wall extending between the front and rear panels, a central bay, a side bay disposed between the central bay and the first side wall, and a first separator wall extending parallel to the first side wall and separating the central bay from the side bay; and a system board module configured to be removably received in the central bay, the system board module comprising a system board with a processor mounted thereto, a plurality of fans, and a tray supporting the system board and fans; and a side module configured to be removably received in the side bay, wherein the first separator wall comprises a front airflow opening and a rear airflow opening that fluidically connect the side bay to the central bay.

2 . The information processing system of claim 1 ,

wherein the chassis further comprises a front sliding door and a rear sliding door connected to the first separator wall and each movable between a closed position and an open position,

wherein in the closed position the front and rear sliding doors cover the front and rear airflow openings, respectively, and

wherein in the open position the front and rear sliding doors allow airflows through the front and rear airflow openings, respectively.

3 . The information processing system of claim 2 ,

wherein front and rear sliding doors are configured to be actuated to move between the closed and open positions by insertion of the system board module into the central bay and by removal of the system board module from the central bay.

4 . The information processing system of claim 3 ,

wherein the system board module comprises at least two strikers protruding from the tray and configured to engage with the front and rear doors, respectively, to actuate the front and rear doors during insertion and removal of the system board module from the central bay.

5 . The information processing system of claim 4 ,

wherein the front and rear sliding doors each comprise a self-release latch arranged to releasably engage with one of the strikers to actuate the front and rear doors during insertion and removal of the system board module from the central bay.

6 . The information processing system of claim 5 ,

wherein the self-release latch comprises a cantilevered lever arm with a latching protrusion, the latching protrusion having a sloped rear surface and a sloped front surface configured to engage with the striker and convert motion of the striker into deflection of the lever arm.

7 . The information processing system of claim 2 ,

wherein the front airflow opening is located upstream of the fans in the installed state of the system board module in the central bay, and

wherein the rear airflow opening is located downstream of the fans in the installed state of the system board module in the central bay.

8 . The information processing system of claim 2 ,

wherein the side module comprises a printed circuit board (PCB), a second front airflow opening through the PCB configured to be aligned with the front airflow opening of the separator wall in an installed state of the side module in the side bay, and a second rear airflow opening through the PCB configured to be aligned with the rear airflow opening of the separator wall in the installed state of the side module in the side bay.

9 . The information processing system of claim 2 ,

wherein the chassis further comprises a second side bay disposed between the side bay and the first side wall, and a second separator wall separating the side bay from the second side bay, and

wherein the second separator wall comprises a second front opening aligned with the front opening of the separator wall.

10 . The information processing system of claim 9 ,

Wherein the second side bay is configured to removably receive a power supply unit (PSU) module.

11 . The information processing system of claim 1 ,

wherein the chassis further comprises front module cages and a backplane, the front module cages disposed at the front panel and comprising front bays configured to receive pluggable front modules, the backplane disposed at a rear of the front module cages and comprising connectors arranged to connect to the front modules, the side module, and the system board module.

12 . The information processing system of claim 11 ,

wherein the central bay and the side bay each extend from the rear panel to the backplane.

13 . The information processing system of claim 1 ,

wherein system board module comprises an input-output module (IOM).

14 . The information processing system of claim 1 ,

wherein side module comprises a remote monitoring and management (RMM) module.

15 . A chassis of an information processing system, comprising: a base; a front panel; a rear panel; a first side wall and a second side wall extending between the front and rear panels; a central volume comprising one or more central bays, each central bay configured to removably receive a system board module; two or more side bays including a first side bay and a second side bay, each of the side bays configured to removably receive a side module, wherein the first side bay is disposed between the first side wall and the central volume, and the second side bay is disposed between the central volume and the second side wall; and first and second separator walls; wherein the first separator wall separates the first side bay from the central volume and comprises one or more pairs of first airflow openings respectively corresponding to the one or more central bays, each pair of first airflow openings fluidically connecting the first side bay to the corresponding central bay, and wherein the second separator wall separates the second side bay from the central volume and comprises one or more pairs of second airflow openings respectively corresponding to the one or more central bays, each pair of second airflow openings fluidically connecting the second side bay to the corresponding central bay.

16 . The information processing system of claim 15 ,

wherein each pair of the first airflow openings and each pair of the second airflow openings comprises a front airflow opening and a rear airflow opening, wherein each of the front airflows opening is arranged to be upstream of fans of any of the system board modules installed in any of the central bays.

17 . The chassis of claim 15 , further comprising:

first sliding doors connected to the first separator wall at respectively corresponding openings of the first airflow openings, each first sliding door configured to be movable between a closed position in which the first sliding door covers the corresponding opening and an open position in which the first sliding door allows airflow through the corresponding opening; and

second sliding doors connected to the second separator wall at respectively corresponding openings of the second airflow openings, each second sliding door configured to be movable between a closed position in which the second sliding door covers the corresponding opening and an open position in which the second sliding door allows airflow through the corresponding opening.

18 . The chassis of claim 16 ,

wherein first and second sliding doors are configured to be actuated to move between the closed and open positions by insertion of the system board modules into the central bays and by removal of the system board modules from the central bays.

19 . The chassis of claim 15 , further comprising:

front module cages and a backplane, the front module cages disposed at the front panel and comprising front bays configured to receive pluggable front modules, the backplane disposed at a rear of the front module cages and comprising connectors arranged to connect to the front modules, the side module, and the system board module,

wherein the central bays and the side bays each extend from the rear panel to the backplane.

20 . The chassis of claim 15 ,

wherein the two or more side bays further include a third side bay and a fourth side bay, the third side bay disposed between the first side wall and the first side bay, the fourth side bay disposed between the second side wall and the second side bay,

wherein the chassis further comprises a third separator wall separating the third side bay from the first side bay, and a fourth separator wall separating the second side bay from the fourth side bay,

wherein the third separator wall comprise third airflow openings aligned with respectively corresponding ones of the first airflow openings; and

wherein the fourth separator wall comprise fourth airflow openings aligned with respectively corresponding ones of the second airflow openings.