8-64
INSTALLATION-PERIPHERALS
SECTION 400-096-208
SEPTEMBER 1992
FIGURE 8-42
PC-AUTO DIAL VOICE-CALL TEST
PDKU
(PORT 01)
MDF
RS-232
LAPTOP PC 2
DKT/PDIU-DI
(201 )
MDF
PCOU
LINE 1
PUBLIC
TELEPHONE
NETWORK
STANDARD
TELEPHONE
STRATA DK (Release 3 or higher)
DIALED LINE
•
Internal modem: set to auto answer
(S0=1).
•
Default settings for PDIU-DI and PDIU-
DS S-Registers.
2) Set up modem per Paragraph 12.63.
3) Make sure PC 1 and PC 2 are on-line with a
communications software package and that
the communication parameters of each PC
and communication software package are set
to the same values (data transmission rate,
parity, data bits, stop bits, flow control, etc.).
4) From PC 2’s keyboard, type
A T D T 5 8 3
3 7 0 0
and press
ENTER
.
•
The external modem originates the call
to STRATA CO line 01.
•
CO line 01 rings incoming to the internal
modem (PSTU Port 08).
•
The internal modem rings and auto an-
swers; the modems handshake and es-
tablish communications.
•
If the modems send result codes, the
PCs’ screens display, CONNECT XXXX,
where XXXX is the data transmission
speed set by the communications soft-
ware.
•
At this time, PC 2 is connected to PDIU-
DS (204), as shown by the thick solid
lines. (PDIU-DS 204 is in the command
mode.) PC 2 can now issue AT com-
mands to PDIU-DS 204.
•
If PDKU/PDIU-DS Port 04 is the only
PDIU port connected to a modem (Pro-
gram 20, LED 03 ON), then the Modem
(MODEM) LEDs on all DKTs will light.
5) From PC 2’s keyboard, type
A T D D 2 0 0
and press
ENTER
;(AT commands must be
capital letters.) this prompts PDIU-DS (204) to
dial and connect to PDIU-DI (200).
•
The CONNECT LED on the PDIU-DS
(204) will be lit; the Data Call (DATA) and
Modem (MODEM) LEDs on DKT 200 will
also be lit.
•
The screens on PC 1 and PC 2 display,
CONNECT XXXX, where XXXX is the
data transmission speed set by the com-
munication software.
•
At this time, PC 1 and PC 2 are con-
nected, as shown by the thick lines, to
exchange data (file transfers, typed mes-
sages, etc.).
6) To terminate the call:
a) Type the modem escape sequence from
either PC keyboard.
•
The PC screen displays, OK.
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