System Bios; Power Supply - Acer Veriton M275 Service Manual

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1 RJ45 LAN port
3 audio jack for 5.1 channel phone jack.
2 PS2 keyboard/mouse connector
On-board connectors
1 LGA775 socket.
2 DDR3 memory sockets.
1 PCI Express x16 slot.
2 PCI slot +1 PCI Express x 1 slot.
Two 2*5 pin Intel FPIO specification USB pin connectors(follow Intel FPIO standard Specification).
One 2*5 pin Intel FPIO spec. Microphone In/ Headphone Out pin connectors.
One 4 pin CPU Fan connector.
One 24pin ATX interface PS3/PS2 SPS connector.
One 4 pin CPU power connector.
One 2*7 pin front panel IO header.
One Jumper for clear CMOS.
One on board buzzer.
One reserved 2pin GPIO connector (for Intrusion).
1 LPT port header.
1 COM2 port header.
1 TPM header.
One 1*3 System FAN Header.
1 Internal speaker header.
1 OBR header.
1 FDD socket .
1 SPDIF header.
Buzzer
1 on board buzzer

System BIOS

BIOS Type: AMI with PackedBell skin.
Size:8Mb.

Power supply

300W/250W in stable mode (Acer Assign System Power Unit).
Design for Intel Eaglelake ICH7 series chipset compatible system.
Voltage design should be covered +5V, +3.3V, +12V, +5VSB, -12V (attention to 12V output capability).
Demand for both PFC/Non-PFC solutions.
Minimum 4 Serial ATA power connector solution should be included (by default).
Minimum 1 big 4-pin power connector included.
Minimum 1 small 4-pin power connector included.
PFC version will not provide switch selector for 115/230V AC input but it should be universal for Europe
and China.
Non-PFC version should provide switch selector for 115/230V AC input and universal for worldwide
PS2 style.
Chapter 1
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