Corvalent ATX User manual

This quick installation guide was designed to help with the basic configuration for
the Phoenix ATX. More detailed information can be found in the installation guide.
Connector Description
J1 VGA DB15 (ATX-G only)
J2 SER A
J3 Ethernet 1 (Optional 10/100/1000) RJ45
J4 (Bottom)Keyboard – PS/2 (Top)Mouse – PS/2
J5 Audio – Mic. In (pink), Line Out/Headphone (green) and Line In (blue)
J6 LPT - Parallel
J7 (Bottom) USB (Ports 2 & 3) - (Top) Ethernet 2 (Optional)
J8 SER B
J9 Keyboard/Mouse Header
J11 Audio - Aux. In Header
J12 Rear Chassis Fan
J13 Audio – CD In Header
J14 ATX Power Aux. Connector
J15 PCI Connector 5
J16 PCI Connector 4
J17 PCI Connector 3
J18 PCI Connector 2
J19 PCI Connector 1
J20 ISA Slot 1
J21 ISA Slot 2
J22 CPU Socket
J23 AGP Slot/ADD Connector (ADD capabilities on ATX-G only)
J25 DVO Connector (ATX-G Only)
J26 CPU Fan
J28 Intruder detection Header
J29 JTAG
J30 DDR DIMM Socket 0
J31 DDR DIMM Socket 1
J32 USB Header (Ports 4 & 5)
J34 Alt. Secondary IDE
J35 Secondary IDE
J36 ATX Power Connector
J37 Front Panel Header
J38 USB Header (Ports 0 & 1)
J39 Keylock Header
J40 GPIO Header
J41 Floppy Disk Drive Connector
J42 Primary IDE
Pin# Front Panel Header – J37
1 HDD LED Anode
2 Power LED Green Blink
3 HDD LED Cathode
4 Power LED Yellow Blink
5 Reset - GND
6 Power Switch
7 Reset
8 Power Switch - GND
9 +5V
10 NC
11 Infra Red Rx (Opt.)
12 GND
13 GND
14 Power LED Cathode - GND
15 Infra Red Tx (Opt.)
16 Power LED Anode

Back Panel
System Memory Features:
• 2.5 V (only) 184-pin DDR SDRAM DIMMs with gold-plated contacts.
• Unbuffered, unregistered single-sided or double-sided DIMMs.
• Maximum total system memory: 2 GB; minimum total system memory: 32
MB .
• DDR333 MHz (PC2700) and DDR266 MHz (PC2100) DDR SDRAM
DIMMs only.
• Serial Presence Detect (SPD).
• Do not use ECC DIMMs.
• Do not use Registered DIMMs.
• Do not use DDR200 DIMMs.
• Do not use DDR333 with 400MHz PSB processors.
• Double sided x16 DIMMs are not supported.
Front Side
Population
Back Side
Population
DIMM
Capacity
# of
Dev./
DIMM
# of
Sides
DRAM
Tech.
Count Config Count Config
32 MB 4 SS 64 Mbit 4 4 M x 16
64 MB 8 SS 64 Mbit 8 8 M x 8
64 MB 4 SS 128 Mbit 4 8 M x 16
128 MB 16 DS 64 Mbit 8 8 M x 8 8 8 M x 8
128 MB 8 SS 128 Mbit 8 16 M x 8
128 MB 4 SS 256 Mbit 4 16 M x 16
256 MB 16 DS 128 Mbit 8 16 M x 8 8 16 M x 8
256 MB 8 SS 256 Mbit 8 32 M x 8
256 MB 4 SS 512 Mbit 4 32 M x 16
512 MB 16 DS 256 Mbit 8 32 M x 8 8 32 M x 8
512 MB 8 SS 512 Mbit 8 64 M x 8
1024 MB 16 DS 512 Mbit 8 64 M x 8 8 64 M x 8
PROCESSOR:
The latest revision of the Phoenix ATX currently supports full series of Intel Pentium
IV (mPGA478 400MHz and 533MHz PSB) processors.
MN-P4GAX-Q1
P
Ph ho oe en ni ix x A AT TX X - - Q Qu ui ic ck k I In ns st ta al ll la at ti io on n G Gu ui id de e
Jumper Description Manufacturer’s
Settings Jumper Position
JP1 On-Board Ethernet 1
Enabling Enabled 1-2
JP2 CPU Voltage Desktop 1-2
JP3 Audio Output Mode Line Out 3-5, 4-6
JP4 Power-On
Selection
Power-On
immediately 1-2
JP5 ATA disk Voltage 5Vcc 1-2
J33/JP33 CMOS
Reset Normal 1-2