2171 and 2172 - System Board

2171 & 2172 Aptiva SL-A - System Board
System Board Connector Functions 

Connector	Function	Connect to...
CN1	Universal Serial Bus (USB) connector	USB device
CN2	ATX Power Supply connector	Power supply
CN3	Upper: PS/2 Mouse connector Lower: PS/2 Keyboard connector	PS/2 pointing device PS/2 keyboard
CN4	Upper: Printer port Lower-left: COM1 Lower-right: COM2	Printer or parallel device Serial device Serial device
CN5	Floppy diskette drive connector	Diskette drive
CN6	Upper: Game port (15-pin female) Lower: (R-to-L) Microphone-in port Stereo line-in port Stereo line-out port	Joystick Microphone Audio signal input Speaker
CN7	Wake-on LAN connector	LAN adapter card
CN8	CD/DVD audio input connector	CD/DVD-ROM drive
CN9	Power button connector	Power button
CN10	Secondary IDE channel	IDE drive
CN11	Primary IDE channel	IDE drive
CN12	Modem voice line-in connector	Modem card
CN13	Modem ring-in connector	Modem card
CN14	Hard disk LED connector	HDD LED
JP4	Turbo LED connector	Reserved
JP5	Reset Switch	Reserved
JP7	Power LED connector	Power LED
FN1	Fan alarm connector	Processor fan
FN2	Fan connector	Processor fan

System Board Jumpers and Switches Settings 

Jumper/Switch - Settings	Function
JP6 1-3 & 2-4 3-5 & 4-6 *	Line-out signal type Audio line-out Amplified audio line-out
SW 1 (switch 1, 2, 3, 4) Off, Off, On, Off On, On, On, On On, Off, On, On On, On, Off, On On, Off, Off, On On, On, On, Off On, Off, On, Off On, On, Off, Off On, Off, Off, Off Off, On, On, On Off, Off, On, On Off, On, Off, On Off, Off, Off, On Off, On, On, Off	Bus Clock Ratio 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6 6.5 7 7.5 8
SW1 (switch 5) On Off*	Password function Bypass * Check
SW1 (switch 6)	Reserved

* = Default Setting

DIMM Configurations

A maximum of 256MB memory may be installed.
You can install 16MB, 32MB, 64MB, or 128MB PC-100 DIMM
with gold contacts (64-bit, non-ECC, 100MHz, 3.3 volt) in any socket and with any combination.