User manual

AIMB-580 User Manual 10
1.8.7 BIOS update ME mode selector(JWE1)
JWE1 is the jumper for user to select update BIOS freely without lock protection
when using ADVSPI or with lock protection.
1.*Production
mode
(1-2) pin
closed
None FF ADVSPI updated
Link/
remote
contol
default
AC on/
stdby
2.
Lock
Read:0B
Write:0A
ADVSPI
no
updated
Link/
remote
contol
OEM
request
AC on/
stdby
3. Manufacture
mode
(2-3) pin
closed
None FF ADVSPI updated None None None
* refers to default.
1. * In default production mode, there's no lock protection for BIOS. The Master
Region Access Control setting is FF, users can update complete BIOS with
ADVSPI tool. The function is same as Manufacture mode. BIOS ME(Manage-
ment Engine) function keeps link and remote control. The jumper can be set
under AC off PWR status, can not set under standby PWR status.
2. In prodution mode with lock protection for BIOS, the Master Region Access
Control setting is Read:0B, Write:0A. Users can not update BIOS ME firmware
freely. BIOS ME(Management Engine) function keeps link and remote control.
This setting is only for OEM project request. The jumper can be set under AC off
PWR status, can not set under standby PWR status.
3. In manufacture mode, BIOS has no lock protection function. The Master
Region Access Control setting is FF, users can update complete BIOS with
ADVSPI tool. However, the BIOS ME function no keep link and remote control
after bios been updated.
1.9 System Memory
The AIMB-580 has four sockets for 240-pin DDR3.
All these sockets use 1.8V unbuffered double data rate synchronous DRAMs (DDR3
SDRAM). They are available in capacities of 1024 MB. The sockets can be filled in
any combination with DIMMs of any size, giving a total memory size between 1 GB
and 4 GB. AIMB-580 with Q57 PCH does not support ECC, with 3450 PCH support
ECC (error checking and correction).
Table 1.7: BIOS update ME mode selector
Function
Jumper
Setting
BIOS
protect
Master
Region
Access
Control
Update
tool
ME
version
ME
function
after
updated
Setting
JWE1
PWR
working
status