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3 • Theory Of Operation
3.6 Electronics
PCBs (cont'd)
6C00 Controller Main Logic Board (DM475). The 6C00 Main Logic Board
includes all the functions of the 3C00/4C00/5C00 Main Logic Board (see
previous section) and adds a USB Feeder/WOW connection. Also added is
an Internal LAN and RJ45 connector. The addition of the integrated LAN re-
quires the external attaching screw to be moved inside, to the bottom of the
board's mounting frame.
USB Port
Figure 3-35 B 6C00 (DM475) Controller Main Logic Board - Front and Side View
Modem Board. An analog modem circuit board (see figure below) is mount-
ed to the main logic board through connectors J114 and J109. This device
is used to establish communications with IntelliLink™ and the Pitney Bowes
Data Center. The board contains all modem-related components. An RJ11
jack is mounted on the main logic board at J108.
Figure 3-36 Modem Board
DM300c/DM400c/DM475 Service Manual (SV61801 Rev. D)
LAN Port Added



This manual also for:

Dm400c, Dm475, Dm450c

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