Local Pcas Terminal Or Smdr Device; Guide1 Ines; Installation - Panasonic DBS 824 Installation Manual

Local PCAS Terminal or SMDR Device Telephones and Peripheral Equipment
Local PCAS Terminal or SMDR Device
Guidelines
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The Serial Interface Unit (SIU) (VB-42712) provides two RS232C g-pin
serial ports CNl and CN2. CNl connects to a Station Message Detail
Recording (SMDR) device such as a printer or call accounting machine.
CN2 connects to a modem or PCAS terrninal or other programming
device.
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The following table contains RS-232C designations.
Table 5-I. RS-232C pin designations used-for CNI and CN2
Signal
Name
Description
1 No Connection
2-TD
Transmitted Data
3-RD
4-CTS
5-GND
6
7
1 8 - RTS
Received Data
Clear to Send
Ground
No Connection
No Connection
1 Request to Send
I
9
No connection
installation
1. If the system is powered up, power down the system.
2. Install the'SILl on the top right shelf. Position the SIU with the serial
interface connectors up and slide the notched end of the circuit board into
the notch opening in the frame.
3. Attach the SIU to the frame using the two supplied screws.
4.
Connect the supplied 26-wire ribbon cable from CN3 on the CPC to CN3
connector on the SIU (VB-42712) as shown in Figure 5-7.
L
5. Connect CNl to the SMDR device if used. Normally, a straight-through
g-pin to g-pin or 25pin cable is needed. Connect as shown in Figure 5-8.
5-6
DBS 824-l O-300 Issued 3/l /95