Sony PCV-R553DS - Manual (Page 117)

Specifications 103
Communications
I/O and Expansion Slots
Modem V.90-compatible data/fax modem *
* Due to FCC limitations, the maximum permissible data speed is 53 kbps during download transmissions.
Actual data speeds may vary, depending on line conditions.
Fax 14.4 kbps maximum
i.LINK
®
(IEEE-1394) 400 Mbps, OHCI chipset
Ethernet 10Base-T/100Base-TX
Serial ports One high-speed NS16C550-compatible port
Parallel port One high-speed bi-directional Centronics-
compatible port with ECP and EPP modes
Game/MIDI port One (supports MIDI in/out or two joysticks —
adapter cable not supplied)
Modem ports Two RJ-11 connectors (for line and phone)
USB ports USB1 (on front panel)
USB2 (on rear panel)
PCI slots One available slot. Maximum length for add-in
cards is 7.75 inches
IDE connectors Primary and secondary (each supports two ATA-66
IDE drives)
i.LINK (IEEE-1394)
ports One 4-pin connector on front panel
One 6-pin connector on rear panel