Acer Veriton 3700G Service Manual page 27

Floppy disk drive Interface
Tracks
Rotational speed (RPM)
Read/write heads
Encoding method
Power requirement (max)
Startup (peak)
Maximum Seeking (RMS)
Voltage tolerance (V)
MTBF (Mean Time Between Failure)
Floppy disk drive controller
Floppy disk drive controller resident bus
Support FDD format
Parallel Port
Parallel port controller
Parallel port controller resident bus
Number of parallel ports
Support SPP, ECP, EPP
Connector type
Parallel port function control
Optional ECP DMA channel (in BIOS Setup)
Optional parallel port I/O address (via BIOS Setup) 378-37F / 278-27F / 778-77A
Optional parallel port IRQ (via BIOS Setup)
Serial Port
Serial port controller
Serial port controller resident bus
Number of serial port
Serial ports location
16C550 UART support
Connector type
Optional serial port I/O address (via BIOS Setup)
Optional serial port IRQ (via BIOS Setup)
USB Port
Items
Universal UHCI
Universal EHCI
USB Class
Chapter 1
160
300
2
MFM/FM
5V
290mA
710mA
+5V +/- 10%
30,000
Embedded in SMSC LPC 47M182-NR
LPC
360KB, 720KB, 1.2MB, 1.44MB, 2.88MB; 3-mode
Item
Item
USB 1.1
USB 2.0
Support legacy keyboard for legacy mode
Specification
Embedded in SMSC LPC 47M182-NR
LPC
1
SPP/ ECP / EPP 1.7 & 1.9
25-pin D-type female connector
Enable/disable by BIOS Setup
DMA channel 1 / DMA channel 3
IRQ5 / IRQ7
Specification
Embedded in SMSC LPC 47M182-NR
LPC
2
COM1, COM 2(Reserve for header)
Yes
15-pin connector (1 with pin reserve)
2F8-2FF / 3F8-3FF
4 / 3
Specifications
21