Toshiba Satellite 1700 Series, Maintenance Manual, Page: 65 / 156

1 Hardware Overview 1.24 Miscellaneous Features
Satellite 1700 Series Maintenance Manual 1-51
1.24 Miscellaneous Features
1.24.1 Single BIOS ROM
The system BIOS and Keyboard BIOS share one single flash ROM. The size of the flash
ROM is 512KB.
1.24.2 USB Support
The driver provides the USB device support of this notebook after loading the operating
system.
1.24.3 IDE Interface
The IDE device supported in the module bay will occupy secondary/master channel.
1.24.4 Flash Utility – one BIOS ROM only
The flash utility can be used to program both system and keyboard BIOS at the same time.
1.24.5 VGA Support
Support AGP 2X (66MHz) mode which improved the sustained bandwidth that is critical to
the enhanced 3D and video performance. The BIOS will use both the RGB and pin 11
methods to determine the presence of an external VGA monitor.
The following describes the expected behavior when a video monitor is connected to the
VGA port on the notebook. The feature needs VGA driver support.
Video modes supported on the secondary display path (need VGA driver support)
For supported video modes and timings refer to the technical reference of the VGA
vendor. In particular, text mode and standard VGA modes are not supported.
Allowed display configurations
The following five display configurations are supported (need VGA driver support):
(a) LCD only
(b) CRT only
(c) Simultaneous LCD with CRT on the primary display path
(d) Simultaneous LCD with CRT on the secondary display path.
A switch to a different display configuration is not always possible.