3
1 - 8 7 7 - 8 7 7 - 2 2 6 9
w w w . b l a c k b o x . c o m
S E R I A L I N T E R F A C E
3
The MDR29x supports RS232, RS485, and USB protocols (seperate products). Black Box wireless solutions
are not subject to the cabling restrictions for distance, and either interface is available when ordering.
F i g u r e 1 : M D R 2 9 x S t a t u s L E D s
T A B L E 2 : S T A T U S L E D S
L E D
C O L O R
D E S C R I P T I O N
Pwr
Green
On indicates that the unit is powered up.
Link
Red
On indicates that the Client unit(s) and Server unit are in range of
each other. Client units activate the Link LED when in Range of the
Server unit. Always lit on a Server unit.
RXD
Green
When flashing, indicates that the MDR29x is receiving data.
TXD
Red
When flashing, indicates that the MDR29x is transmitting data.
F i g u r e 2 : M D R 2 9 2 A
F i g u r e 3 : M D R 2 9 4 A
F i g u r e 4 : M D R 2 9 1 A
RPSMA Antenna Connector
Status LEDs
Pwr
Link
Rx
Tx
Power Connector
DB9 Male Connector
1
5
6
9
Power Connector
Terminal Block
USB Type B
connector
