16
Chapter 1
NOTE:
AcerPower Sc support V.90 56K with Universal DAA Fax/Modem.
Floppy disk drive Interface
Item
Specification
Floppy disk drive controller
SiS950
Floppy disk drive controller resident bus
ISA bus
Support FDD format
360KB, 720KB, 1.2MB, 1.44MB, 2.88MB
Parallel Port
Item
Specification
Parallel port controller
SiS950
Parallel port controller resident bus
ISA bus
Number of parallel ports
1
Support ECP/EPP
SPP / Bi-directional / ECP / EPP
Connector type
25-pin D-type female connector
Parallel port function control
Enable/disable by BIOS Setup
Optional ECP DMA channel
(in BIOS Setup)
DMA channel 1
DMA channel 3
Optional parallel port I/O address
(via BIOS Setup)
378h
278h
Optional parallel port IRQ
(via BIOS Setup)
IRQ5
IRQ7
Serial Port
Item
Specification
Serial port controller
SiS950
Serial port controller resident bus
ISA bus
Number of serial port
2
Serial ports location
CN4, 5
16550 UART support
Yes
Connector type
9-pin D-type female connector
Optional serial port I/O address
(via BIOS Setup)
COM1: 2F8h, 3E8h, 2E8h
COM2: 3E8h, 3F8h, 2F8h
Optional serial port IRQ
(via BIOS Setup)
COM1: IRQ 3, and 4
COM2: IRQ 4, and 3
Modem
Item
Specification
Fax modem data baud rate (bps)
V.17 12K/1.44K
Data modem data baud rate (bps)
V.90 32K to 56K (received only)
Voice modem
V.253
Modem connector type
RJ11
Full duplex
Yes
Summary of Contents for Power Sx
Page 6: ...VI ...
Page 14: ...6 Chapter 1 AcerPower Sx Main Board Layout ...
Page 30: ...22 Chapter 1 ...
Page 58: ...50 Chapter 2 ...
Page 62: ...54 Chapter 3 3 Remove the CPU ...
Page 70: ...62 Chapter 3 ...
Page 90: ...82 Chapter 6 ...
Page 100: ...92 Appendix A ...
Page 110: ...102 Appendix B ...
Page 112: ...104 Appendix C ...