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Samsung SF-530 Service Manual page 99

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Signaling Rates, and Data Rates

Configuration

Modulation1

V.34 33600 TCM

TCM

V.34 31200 TCM

TCM

V.34 28800 TCM

TCM

V.34 26400 TCM

TCM

V.34 24000 TCM

TCM

V.34 21600 TCM

TCM

V.34 19200 TCM

TCM

V.34 16800 TCM

TCM

V.34 14400 TCM

TCM

V.34 12000 TCM

TCM

V.34 9600 TCM

TCM

V.34 7200 TCM

TCM

V.34 4800 TCM

TCM

V.34 2400 TCM

TCM

V.23 1200/75

FSK

V.21

FSK

V.17 14400 TCM

TCM

V.17 12000 TCM

TCM

V.17 9600 TCM

TCM

V.17 7200 TCM

TCM

V.29 9600

QAM

V.29 7200

QAM

V.29 4800

QAM

V.27 ter 4800

DPSK

V.27 ter 2400

DPSK

V.21 Channel 2

FSK

Notes:

1. Modulation legend: TCM:Trellis-Coded Modulation

FSK:Frequency Shift Keying

2. Adaptive; established during handshake:

Carrier Frequency (Hz)

Symbol Rate (Baud)

2400

2800

3000

3200

3429

Samsung Electronics

Carrier Frequency

Data Rate (bps)

(Hz) –0.01%

–0.01%

Note 2

33600

Note 2

31200

Note 2

28800

Note 2

26400

Note 2

24000

Note 2

21600

Note 2

19200

Note 2

16800

Note 2

14400

Note 2

12000

Note 2

9600

Note 2

7200

Note 2

4800

Note 2

2400

1700/420

1200/75

1080/1750

Up to300

1800

14400

1800

12000

1800

9600

1800

7200

1700

9600

1700

7200

1700

4800

1800

4800

1800

2400

1750

300

QAM:

Quadrature Amplitude Modulation

DPSK:

Differential Phase Shift Keying

V.34 Low Carrier

V.34 High Carrier

1600

1800

1680

1867

1800

2000

1829

1920

1959

1959

CIRCUIT DESCRIPTION

Symbol Rate

Bits/Symbol -

Bits/Symbol -

(Symbols/Sec.)

Data

3429 only

Note 2

3200 min

Note 2

3000 min

Note 2

2800 min

Note 2

2800 min

Note 2

2400 min

Note 2

2400 to 3429

Note 2

2400 to 3429

Note 2

2400 to 3429

Note 2

2400 to 3429

Note 2

2400 to 3429

Note 2

2400 to 3429

Note 2

2400 to 3429

Note 2

2400 only

Note 2

1200

1

300

1

2400

6

2400

5

2400

4

2400

3

2400

4

2400

3

2400

2

1600

3

1200

2

300

1

Constellation

TCM

Points

Note 2

Note 2

Note 2

Note 2

Note 2

Note 2

Note 2

Note 2

Note 2

Note 2

Note 2

Note 2

Note 2

Note 2

Note 2

Note 2

Note 2

Note 2

Note 2

Note 2

Note 2

Note 2

Note 2

Note 2

Note 2

Note 2

Note 2

Note 2

0

—

0

—

1

128

1

64

1

32

1

16

0

16

0

8

0

4

0

8

0

4

0

—

Repair Manual

3-9

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Troubleshooting

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Sf-531p