Toshiba Strata AirLink DK40i, Installation And Maintenance Manual

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Peripheral Installation
PC/Data Communications Interface Units
12-68
Strata DK I&M 6/00
♦
Program 21: Digital port 004 assigned with KSTU port 008.
♦
Program 39: Port 000.
'DWD&DOO
(456),
'DWD5HOHDVH
(454), and
0RGHP
(455)
buttons should be provided.
♦
Default settings for PDIU-DI and PDIU-DS S-Registers.
2. 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.).
Note
With an RPCI-DI, you may need to switch the RPCI from the TAPI mode to the data
communication mode before proceeding with Step 3.
3. To place the RPCI into the data communication mode from the PC keyboard: Set
Num Lock
On, and hold the
Alt
key down while typing
240
(this is HEX F0).
If the RPCI is in data communication mode,
ATC0
switches back to TAPI mode.
4. From PC 1’s keyboard, type
ATDD204
and press
Enter
(AT commands must be capital
letters).
♦
The data call LED on DKT 204 is On.
♦
The CONNECT LED on PDIU-DS 204 is On.
♦
The screen on PC 1 displays,
CONNECT XXXX
, where
XXXX
is the data transmission
speed set by the communications software.
5. The PC 1 and PDIU-DS 204 are connected (PDIU-DS 204 is in the communication mode).
PC 1 is now linked directly to the RS-232 side of the internal modem and can issue AT
commands to the internal modem, which is now in the command mode.
Note If Digital/PDIU-DS port 004 is the only DIU port connected to the modem (Program 20,
LED 03 On), the Modem LEDs on all DKTs is On.
6. From PC 1’s keyboard, type
ATDT#70016744700
and press
Enter
.
♦
The internal modem (208) goes off-hook, dials #7001 to seize the CO line, and then dials
the external modem’s telephone number (674-4700).
♦ The external modem rings and auto answers; the modems handshake and establish
communications.
♦ If the modems send result codes, the screen on PC 1 displays,
CONNECT XXXX
, where
XXXX
is the data transmission speed set by the communication software.
7. The PC 1 and PC 2 are connected, as shown by the thick lines above, to exchange data (file
transfers, type messages, etc.).
➤
To terminate the call
1. Press the telephone
'DWD5HOHDVH
button.
2. Type
+++
from PC2 keyboard. The PC screen displays,
OK
.
3. Type
ATH
from the PC keyboard used in Step 2 .
♦ PC 1 and PC 2 screens both display,
NO CARRIER
.
♦ The data call LED on DKT 200 will turn Off.