1021 Motherboard Layout

Legend
Item Description Item Description
A Parallel, Serial & VGA Ports P Battery
B PS/2 Mouse Port Q CMOS Clear Jumper (JBAT1)
C PS/2 Keyboard Port R Intel 82371EB PIIX4E Chipset
D RJ-45 Network Cable Jack S Award Flash BIOS
E Microphone Jack T Power-On Mode Jumper (JP1)
F Speaker Jack U CPU Bus Frequency Selection Jumper (JK1/J6)
G Aux Line-In Connector (J8) V DIMM Sockets
H MIDI/Game Port Connector Header (JAUD1) W AGP Bus Frequency Selection Jumper (JK2/J7)
J Yamaha YMF740C-V Audio Controller Chipset X Intel FW82443BX AGP Controller Chipset
K Intel 82559 10/100M Ethernet Controller Chipset Y CPU Socket (SLOT1)
L Piezo Buzzer Z ATI 3D Rage XL
M CPU Fan Power Connector AA Onboard VGA Jumper (JVGA1)
N Rear USB Port Header (JUSB1)

Rear Ports Detail

Jumpers