Canon FAX-L1000 User Manual

Page 298

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4-46

FAX-L1000 Chapter 4: Maintenance and Service

•Echo measures

Change the following bit switches of service data

#1SSSW SW03

.

Bit 4

1: Ignore the first DIS signal sent by the other fax machine.
0: Not to ignore the first DIS signal sent by the other fax machine.

Bit 5

1: Transmit a tonal signal (1850 or 1650 Hz) when the other fax machine sends

a DIS signal.

0: Not to transmit a tonal signal when the other fax machine sends a DIS

signal.

Bit 6

1: Transmit a 1650Hz tonal signal when bit 5 is 1.
0: Transmit a 1850Hz tonal signal when bit 5 is 1.

Bit 7

1: Transmit a tonal signal before sending a CED signal.
0: Not to transmit a tonal signal before sending a CED signal.

•EPT

Change service data

#1SSSW SW03 bit 1

.

Bit 1

1: Transmit an echo protect tone.
0: Not to transmit an echo protect tone.

•Adjust NL equalizer.

Set service data

#2MENU Parameter No.05

to “

ON

”.

Reduce the transmission start speed.

Reduce the transmission speed by changing user data “

SYSTEM SETTINGS

” “

TX

START SPEED

”.

•Loosen the TCF judgment standard.

Not available for this fax.

•Loosen the RTN transmission conditions.

Change service data

#3NUMERIC Param

. Parameter

No.02

to

04

.

No.02 Percentage of errors in all lines

: Set close to 99%.

No.03 Number of lines of burst condition

: Set close to 99 lines.

No.04 Number of burst line groups

: Set close to 99 groups.

•Increase the no-sound time after CFR reception.

Change service data

#1SSSW SW04

bit 4 to “

1

”.

Bit 4

1: Time when the low-speed signal is ignored after sending a CFR signal: 1500

ms

0: Time when the low-speed signal is ignored after sending a CFR signal: 700

ms

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