Selection Of The Communication Mode; Procedure To Select The Transmission Mode - Toshiba GD-1220 Service Manual

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3.1.2

Selection of the communication mode

This machine has three types of communication mode. The mode to be used is determined according

to the combination of the types of the circuits and communication and available function of the other

side's machine.

Telephone circuit

3.1.3

START

Other side machine has the

Toshiba original

procedure mode?

Other side machine has

ECM mode?

Other side machine has G3 mode?

*1 This step is only checked when the other side machine has CRP2 (+ CRP1) or when the trans-

mission is started by the CRP calling. (The first transmission to the other side with CRP1 only

is performed in the ECM mode.)

GD-1220/1221

DIALING/COMMUNICATION CONTROL

Communication mode

Toshiba original procedure

YES

ECM

Communication using the

Toshiba original procedure

3 - 2

ECM communication

G3 communication

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Gd-1221