Samsung SF4500, Service Manual

Page: 67 / 130

Samsung Electronics 8-5
8-1-5-2 SYSTEM DATA
MODEM SPEED
Default = 14400 bps
Select baud rate of 14400, 12000, 9600, 7200, 4800, or
2400 bps. The lower the baud rate, the larger the
acceptable error rate. T30 protocol has a fixed speed
of 300 bps in the protocol mode. When the TX speed
is set to 14400 or 12000 bps, the RX speed will be
either V.17 or V.33. When the TX speed is set to 9600
or 7200 bps, the RX speed will be either V.29 or V.27
ter. When the TX speed is set to 4800 or 2400 bps, the
RX speed will be V.27 ter.
FAX TX LEVEL
Default = –12 dBm
FCC requires that the transmission level be less than
–9 dBm. From –9 dBm to –15 dBm is acceptable. You
can set the transmission level between 0 and –15
dBm in 1dBm steps using the control panel keypad.
Accuracy is +0/–3 dBm.
FAX RX LEVEL
Default = –43 dBm
Reception level may be too low due to cable losses. If
set to –43 dBm, reception sensitivity will be betWeen
0 and –43 dBm.
FLASH TIME
Default = 100 mseconds
Choose flash time 100/280/600 milliseconds.
PAUSE TIME
Default = 4.0 seconds
This sets the length of the pause time from 1 through
9 seconds, when the pause button is pressed.
8-1-5-3 CHANGING SYSTEM DATA
Press MENU and one-touch button 01 system data.
Then press 1 to choose ‘Tech’. Press
▲
or
▼
repeatedly to select the desired system data.
When the desired system data appears, enter the cor-
responding information to change the status of the
selected function. Press STOP to return to the date
and time display.