ACER, INC. V50LA Device Type Mainboard Processor CX M1/AM K5/Pentium Processor Speed 75/90/100/120/133/150/166MHz Chip Set Unidentified Video Chip Set Unidentified Maximum Onboard 128MB Memory Maximum Video Memory 2MB Cache 256KB BIOS Unidentified Dimensions 330mm x 218mm I/O Options Ethernet 10BaseT connector, floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), VGA feature connector, VGA port, riser slot, IR connector, wavetable connector, audio in - CD-ROM [Image] CONNECTIONS Purpose Location Purpose Location VGA port C1 IDE interface 2 CN9 Parallel port C2 Floppy drive CN10 interface Serial port 2 C3 Standby CN12 connector Serial port 1 C4 Power LED & CN14/pins 1 - keylock 5 PS/2 mouse port C5 Speaker CN14/pins 7 - 10 Ethernet 10BaseT C6 Turbo LED CN14/pins 12 connector & 13 Chassis fan power C7 Turbo switch CN14/pins 15 - 17 Audio connector CN1 Reset switch CN14/pins 19 & 20 Fax connector CN2 IR connector CN15 VGA feature connector CN4 IDE interface CN16 LED Wavetable connector CN5 IDE interface CN17 LED (generic) Audio in - CD-ROM CN6 Green PC CNX1 connector Network/multimedia CN7 Riser slot SL1 interface IDE interface 1 CN8 USER CONFIGURABLE SETTINGS Function Label Position » BIOS type select Acer JP1 Pins 1 & 2 closed BIOS type select OEM JP1 Pins 2 & 3 closed » Password disabled JP2 Pins 2 & 3 closed Password enabled JP2 Pins 1 & 2 closed » Flash BIOS write protect JP3 Pins 2 & 3 closed disabled Flash BIOS write protect JP3 Pins 1 & 2 closed enabled » Factory configured - do not JP9 Unidentified alter » Factory configured - do not JP10 Unidentified alter » Factory configured - do not JP11 Unidentified alter » Factory configured - do not JP12 Unidentified alter » Factory configured - do not JP13 Unidentified alter » Factory configured - do not JP14 Unidentified alter » Factory configured - do not JP15 Unidentified alter » Factory configured - do not JP17 Unidentified alter » Factory configured - do not JP18 Unidentified alter » Factory configured - do not JP20 Unidentified alter » LED select IDE only JP23 Pins 2 & 3 closed LED select IDE & floppy JP23 Pins 1 & 2 closed SIMM CONFIGURATION Size Bank 0 Bank 1 8MB (2) 1M x 36 None 16MB (2) 2M x 36 None 16MB (2) 1M x 36 (2) 1M x 36 24MB (2) 2M x 36 (2) 1M x 36 32MB (2) 4M x 36 None 32MB (2) 2M x 36 (2) 2M x 36 40MB (2) 4M x 36 (2) 1M x 36 48MB (2) 4M x 36 (2) 2M x 36 64MB (2) 8M x 36 None 64MB (2) 4M x 36 (2) 4M x 36 72MB (2) 8M x 36 (2) 1M x 36 80MB (2) 8M x 36 (2) 2M x 36 96MB (2) 8M x 36 (2) 4M x 36 128MB (2) 8M x 36 (2) 8M x 36 CACHE CONFIGURATION Size Bank 0 256KB (8) 32K x 8 CACHE JUMPER CONFIGURATION Size JP6 JP7 256KB Pins 1 & 2 closed Pins 1 & 2 closed VIDEO MEMORY CONFIGURATION Size Bank 0 Bank 1 1MB (2) 256K x 16 None 2MB (2) 256K x 16 (2) 256K x 16 CPU SPEED SELECTION Speed JP4 75MHz Pins 1 & 4 closed 90MHz Pins 2 & 5 closed 100MHz Pins 3 & 6 closed 120MHz Pins 2 & 5 closed 133MHz Pins 3 & 6 closed 150MHz Pins 2 & 5 closed 166MHz Pins 3 & 6 closed CPU TYPE SELECTION Type JP8 AM K5 Pins 1 & 2 closed CX M1 Pins 2 & 3 closed Intel Pins 1 & 2 closed CPU MULTIPLIER SELECTION (CX M1) Multiplier JP16 JP19 1.5x, 2x, 3x Pins 1 & 2 closed Pins 1 & 2 closed 1x Pins 2 & 3 closed Pins 1 & 2 closed 1.5x, 2x, 3x Pins 1 & 2 closed Pins 2 & 3 closed 1x Pins 2 & 3 closed Pins 2 & 3 closed CPU MULTIPLIER SELECTION (AM K5) Multiplier JP16 JP19 1.5x, 2x, 3x Pins 1 & 2 closed Pins 1 & 2 closed 1x Pins 2 & 3 closed Pins 1 & 2 closed 1.5x, 2x, 3x Pins 1 & 2 closed Pins 2 & 3 closed 1x Pins 2 & 3 closed Pins 2 & 3 closed CPU MULTIPLIER SELECTION (INTEL) Multiplier JP16 JP19 1.5x Pins 1 & 2 closed Pins 1 & 2 closed 2x Pins 2 & 3 closed Pins 1 & 2 closed 3x Pins 1 & 2 closed Pins 2 & 3 closed 2.5x Pins 2 & 3 closed Pins 2 & 3 closed CPU VOLTAGE SELECTION Voltage JP21 » 3.3v Pins 1 & 2 closed 3.5v Pins 2 & 3 closed BIOS SELECTION Type JP5 EPROM Pins 1 & 2 closed Intel 28F001 Pins 2 & 3 closed Intel 28F010 Pins 2 & 3 closed » SST 29EE010 Pins 3 & 4 closed