Media Capture Unit            PEGBoard            Network Interface
____      --------------------     --------------------     -------------------
Mic|=====>| Digitize   | Vid |     |  C        |      |     |  |    |     | E |
----      |   and      |     |====>|   O       |      |     |  | U  | IP  | T |  E
____      |   Pre-     |  B  |     |    M      | S  B |     |  | D  |IPCM | H |  T
CCD|=====>| condition  |  U  |<----| S   P     | T  U |====>|  | P  |IPGM |   |  H
----      |            |  F  |     |  T   R    | R  F |     |  |    |     | D |=>E
_______   |            |--F--|     |   U   E   | E  F |     |  |----------| E |<=R
Focus/|   |------      |  E  |====>|    F   S  | A  E |<----|  | ARP/RARP | C |  N
Zoom/ |<->|ctrl.|      |  R  |     |     F   S | M  R |     |  -----------| O |  E
Misc. |   |inter|      |     |<----|           |      |     | NET CONTROL | D |  T
-------   |face |      | Aud |     |           |      |     |             | E |
          --------------------     --------------------     -------------------
             ^      ^     H                  ^                ^    ^    H
             |      |     H                  |                |    H    H
             |      |     H                  --------         |    H    H
             |      |     H                         |         |    H    H
             |      |     H   System Control Unit   |         |    H    H
             |      |     H  ---------------------  |         |    H    H
             |       --------|     BackEnd       |---         |    H    H
             |            H  |                   |            |    H    H
             ----------------|   Monitors and    |-------------    H    H
                          H  | Regulates Contin- |                 H    H
                          H  |  uous Operation   |==================    H
                          H  |-------------------|                      H
                          H  |     FrontEnd      |                      H
                          H  |                   |<======================
                          H  | Accepts User Comm-|
                          H  | ands from LCD/NIU |
                          H  ---------------------
                          H        H         ^
                          H        H         H
                          H        V         H
                          V  ---------------------
                        -----|           |       |
              viewfinder|    |    LCD    | Key-  |
                 mode   |    |  Display  | Pad   |
                        -----|           |       |
                             ---------------------