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
