User's Manual

- Modem operational Characteristics Under FCC Spec.

* Transmit Level : less than -11 dbm +/- 2 dBm W/O AGC

* Receive sensitivity : -35 dBm +/- 2 dBm Under V.34 mode

* Guard Tone : 550 or 1800 Hz +/- 20 Hz

* Answer Tone : CCITT 2100 Hz +/- 15 Hz

* Bell 2225 Hz +/- 10 Hz

* Dialing Method Under FCC:

1) Tone dialing

(A) Symbols : 1 2 3 4 5 6 7 8 9 0 # * A B C D

(B) Frequency : within +/- 1.5%

(D) Low Group Level : -8 dBm +/- 2 dBm

2) Pulse dialing

(A) Duration : 10 pps +/- 2 pps

(B) M/B ration : 39 +/- 10% or 33 +/- 10%

* Call Progress Tone Detection : 340Hz ~ 640 Hz @ 0 dBm ~ -38

dBm

* Ring detection : 15Hz~68Hz, 30Vrms~150 Vrms,

1~3 sec ON/3~5 sec OFF

* Modem bit error rates : error less than 10E-5 at nominal SNR

* Power consumption :

1) Sleep mode : 50mW @ +5VDC +/- 5%

2) Idle mode : 500mW @ +5VDC +/- 5 %

3) Connection mode : 800mW @ +5VDC +/- 10 %

- Operating Systems

* Windows 2K

* Windows 95 & OSR2

* Windows 98

* Windows NT 4.0

* Windows NT 5.0

- Compatibility Requirements

The modem must reliably connect to popular data modems and

fax machines.

- Customer requirements

* Auto dial and auto answer

* ACPI power management

* User selectable country setting through driver