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DX-120 Installation and Maintenance Manual
I
NSTALLING
THE
DX-120
Installing T1 or ISDN (T1/PRI) Card (continued)
6) Locate the CPM and “PCDBA” serial port on the CPM.
7) Connect the male end of the 9-pin serial cable into this PCDBA port.
8) Connect the other end (female) of the 9-pin serial cable to the PC serial port to be used with PC-DBA.
HINT
For more information about how to program the DX-120 using PC-DBA, refer to
the DX-120 Technical Manual, Volume II, Programming.
Connecting a Serial Cable for SMDR
•
SMDR (Station Message Detail Recording) can be output from the DX-120 system for use with serial printers
of collection in call accounting devices.
-
Connection of the SMDR device to the DX-120 is accomplished through the serial data port on the CPM
labeled “SMDR.”
-
Connection to serial printers may require customization of the serial cable used to make the connection.
•
Whenever a call accounting system (third-party device) is deployed, connection is often no more complicated
than using a straight-through, 9-pin, female to male, serial cable.
NOTE
Use Radio Shack model 26-117B for good results.
-
Connection to the PC/call accounting system is made via an available 9-pin serial port connector that is
designated as COM1 or COM2 in the PC configuration.
•
Once the cable is linked between the collection device and the DX-120 CPM-SMDR port, the collection device
must be programmed for compatible link protocol (baud rate). At default the SMDR port baud rate is set at
9600 bps.
1) Be sure that the entire system is turned off.
2) Remove the KSU 1 cover (four screws at each corner).
3) Install a static discharge wrist strap on your bare wrist, and adjust it for a snug fit.
CAUTION
Be sure that the strap is touching bare skin and is not isolated by clothing.
SMDR 9-pin Serial Cable Pin Designations
1
2
3
4
5
6
7
8
9
DCD
RXD
TXD
DTR
GND
DSR
RTS
CTS
RI
“PCDBA” serial port connector
(straight-through, 9-pin, male-to-female cable required)
Summary of Contents for comdial DX-120
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