Dell OptiPlex 755 - Manual (Page 23)

version 1.0 23
Dell™ optiplex™ 755 technical guiDe
23
mt Dt sff usff
v.92 Data/fax
controllerless moDem
Supports
full height
Low profile
card or full
height card with
optional riser
Supports low
profile card
Bus PCI
External Connector RJ-11
Data Transmission
PCM - Pulse Coded Modulation (V.92/V.90)
TCM - Trellis Coded Modulation (V.90/V.34/V.32 bis/V.32)
Data Speeds 56kbps receive, 48kbps transmit
Data Standards ITU V.92/V.90, V.34/V.32 bis/V.32
Fax Speeds 14.4kbps
Fax Mode Capabilities 2-wire, half-duplex, synchronous
Error Correction and Data Compression V.44, V.42, V.42bis, MNP 2-4, MNP 5
Power Management WOR (wake on ring) capable
Upgradeability Driver upgradeable
Video
V.80 Synchronous Access Mode (SAM) can be
supported by software applications (not driver)
Operating Temperature 0° C-50° C (32° F-122° F)
Operating Humidity 45° C (113° F) 90% max
Operating System Support Vista 32/64, Windows XP 32/64
Operating System Driver Support Vista 32/64, Windows XP 32/64
Power Requirements +3.0V~+3.6V, 116.6mW max
Chipset Conexant SmartHSFs/LF (CX11256 & CX20493)
Dimensions of Full Height Card
inches
/
centimeters
(L X H)
L: 5.25in/13.325cm H: 4.73in/12.002cm
Dimensions of Low Profile Card
inches / centimeters (L X H)
L: 5.26in/13.366cm H: 3.12in/7.923cm
coMMunications – MoDEM
MT supports full height card, DT supports low profile card or full height card with optional riser. SFF supports low profile card.