beautypg.com

Canon FAX-L1000 User Manual

Page 228

background image

3-84

FAX-L1000 Chapter 3: Technical Reference

b-6) Primary channel resyncronization procedure

Training is performed with the parameters set in phase 4.
The transmission speed is 1200bps.

• Transmitter

Abbre-

Signal

viation

Meaning

Remarks

S signal

S

Short training

The phase of S
is shifted from

S signal

S

the phase of S.

PP signal

PP

The other modem uses
this signal to train the
equalizer.

Sequence B1

B1

Scramble data frame
transmitted at the end of
start-up protocol.

b-7) Image data

Transmit image data.

• Transmitter

Abbre-

Signal

viation

Meaning

Remarks

Image data

Image data

Encoded image data

———

Turn-off

———

Send scrambled
1’s for 35 ms.