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Low-speed (fsk) mode – Telenetics DSP9612RM User Manual

Page 18

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Installation

Page

18

Low-Speed (FSK) Mode

Table 2-3 shows the modem switch settings that can be used when the
modem is configured for low-speed (FSK) mode. This mode is enabled
when switch SW2-1 is set to ON. Following this table is an explanation
of these settings.

Table 2-3. Modem Switch Settings for Low-Speed Mode

Switch Settings

Switches

ON

OFF

SW 1-1

− 1-4: Transmit Level

(page 19)

(see Table 2-4 page 19)

SW 1-5: Receiver Dynamic Range
(page 20)

−10 to −43 dBm

+3 to

−30 dBm

SW 1-6

− SW1-7: RTS-CTS Delay

(page 20)

(see Table 2-5 page 20)

SW 1-8: Anti-streaming (page 20)

Active

Inactive

SW 2-1: High-Speed)/Low-Speed
Mode (page 21)

Low-Speed (FSK)
Mode

High-Speed
(Fast Poll) Mode

SW 2-2: CD Delay (page 21)

23 ms.

6 ms.

SW 2-3: Turnaround SQ (page 21)

0 ms.

8 ms.

SW 2-4: Not Used

SW2-5: Soft Carrier (page 22)

Disabled

Enabled

SW 2-6: Production Test Only
(page 22)

Test

Normal

SW 2-7: 2- or 4-wire (page 22)

2-wire

4-wire

SW 2-8: Carrier Control (page 22)

Constant

Switched

SW 2-9: Rx Termination (page23)

Disabled

Enabled

SW 2-10: Ground Options (page 23)

Chassis Ground-
Signal Ground
Connected

Chassis Ground-
Signal Ground
Disconnected