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Hardware Configuration 2-3
E-EQ-MX3CERG-A-ARC MX3-CE Reference Guide
Audio Interface
An interface is available for headset operation. When the headset is plugged into the port, the main
speaker is disabled.
PCMCIA Slots
Slot 0
The MX3-CE has one internal PCMCIA slot that conforms electrically to PCMCIA 2.1
specifications. The PC Slot supplies .75 of an amp at 5V or 3.3V. Battery voltage is supplied
through unused pin 35 to support WAN radio in the slot.
The PC slot is accessible by the use of a Phillips screwdriver to first remove the endcap. It accepts
Type III cards only. Slot 0 accepts PCMCIA 2.4GHz radio cards or SRAM/Flash memory cards.
Slot 1
The MX3-CE has one internal compact Flash card port that supports Type I and II CF+ cards. The
slot is accessible when the endcap has been removed.