Micro ATX low profile motherboards. In addition, the integrated onchip graphics controller supports 4MB of SDRAM purpose of Display cache memory. The Anaheim2 motherboard was designed to be highly minimized system cost. In this effort, a smaller form factor, Micro-ATX, gives the greater space economy and more affordable systems. Integrating onchip graphics controller and SDRAM, as well as AC’97 audio solution with AC97 Codec onto the motherboard eliminates the...
Page 3
Audio Subsystem • Crystal CS4280 PCI audio controller with fully DOS Games compatibility via PC/PCI, DDMA support • Compatible with sound blaster, sound blaster pro, and window sound system • Enhanced Stereo full duplex operation • Advanced MPC3-compatible input and output mixer •...
2. Function Block Diagram Intel Celeron PGA 370 SDRAM DCMA DCMD DCMA Video DCMD [ Real Side Port ] DIMM Modules GMCH / GMCH0 HD Data PCI Slot HA Address Speaker CDROM ICH / ICH0 Codec CS4297A CS4280 Line in Joystick Keyboard Mouse...
2-1. Processor Anaheim2 motherboard provides the 370pin PGA370 socket that is not backward compatible with ZIF socket- 7 processors The Processor’s VID pins automatically program the voltage regulator on the motherboard to the required processor voltage. The motherboard supports processors that run internally at 300/333/366/400 /433/466/500/533MHz.
2-4 BIOS The motherboard uses a TriGem-Phoenix BIOS, which is stored in flash memory and can be upgraded using a disk-based program. A new version of the BIOS can be upgraded from a diskette using the Flash Memory Update utility.
PCI interrupt & master number routing map Intel 82801AA (ICH) PCI bridge has four programmable interrupt request input signals. Any PCI interrupt source connects to one of these interrupts signals and assigned to the free proper interrupt number by PnP BIOS. ICH INT First Second...
III. Jumper & Connector Description Motherboard Jumper Setting J1 – J8 1-1. Selection for Processor CPU Clock Intel Celeron PPGA Processor is auto set the core to bus frequency ratio. 1-2. System functionality Jumper Pin Function 1-2(Default) FDD write protect Enable write/save Enable to Disable to write data write data...
1-4. OEM/ODM selector (TG Option) These jumpers (J1, J2 & J3) will be optional parts for the OEM/ODM logo message selector of Trigem. J2(2-3), J3(2-3),J4(2-3) Reserved J2(2-3), J3(2-3),J4(1-2) Reserved BIOS J2(2-3), J3(1-2), J4(2-3) Reserved J2(2-3), J3(1-2), J4(1-2) Reserved Factory Setting...
2. I/O Header Connector Description 2-1. Motherboard Internal Connector Front Audio Control Out (CN75) Modem Sound (CN46,CN6) CD Sound (CN44) CPU Fan (CN53) Dimm Modules PC/PCI (CN3,4) Header (CN72) ATX PSU Joystick & USB Connector(CN7) Header (CN72) Front USB Out (CN74) Sec_IDE Connector(CN11)
Page 12
PC/PCI connector (CN23) (TG Option) Signal description Signal description 2 4 6 /PCGNTA /PCREQA 1 3 5 SER_IRQ Joystick & USB connector (CN72) (TG Option) Signal description Signal description GD(4) GD(6) 3 1 8 7 6 5 4 3 2 1 GD(0) GD(2) MIDI OUT...
Page 13
HPD Indicator Header (CN73) (TG Option) Signal description LED POWER PWR HDD DC/SW LED POWER HDD access signal Power-ON switch signal Aux. Indicator Header (CN49) (TG Option) Sleep Reset Keylock Signal description Signal description Key lock Signal to Super I/O Reset signal Sleep Function signal Front Audio Control Connector (CN75) (TG Option)
2-2. Motherboard External I/O Port Printer Joystic Port Mouse Keyboard Video Serial Mic in Line-in Speak 14/15...
Page 15
3. Joystick & USB daughter board (eMachines Option) Joystick 20pin Flat Cable 4. LED & Power S/W board (eMachines Option) HDD Access Power LED LED board to board Power Switch connector Power LED color Green (normal working) Blinking Green (power management mode) HDD LED color Green light on (HDD access) Light off (no access to HDD device)
Need help?
Do you have a question about the ANAHEIM2 and is the answer not in the manual?
Questions and answers