Biostar M7NCG 400 M7NCG 400 user's manual - Page 12

Frequency Selection: JCLK3, Case Open Connector: JC1 - overclocking

Page 12 highlights

MMootthheerrbbooaarrdd DDeessccrriippttiioonn Remove AC power line JCMOS1 Pin2-3 close wait 15 seconds JCMOS Pin1-2 close AC power on Reset the passwort as your will or clear CMOS data Frequency Selection: JCLK3 Open==> User mode (Default) 1 ((D1e3f3a/u1lt6)6/ 200 MHz) Close==> SSaaffeemmooddeeo(r100MHz) JCLK3 CPU Clock 100MHz Note: When overclock function failed and system is unable to boot-up, please follow the instruction below: 1. Turn off the system. 2. Closed the JCLK3 jumper. 3. Turn on the system. 4. Enter CMOS setup menu and load defaults settings. 5. Turn off the system. 6. Open the JCLK3 jumper. 7. Turn on the system. Case Open Connector: JC1 Case Open Signal 1 Ground JC1 10

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Frequency Selection: JCLK3
Note:
When overclock function failed and system is unable to boot-up, please
follow the instruction below:
1.
Turn off the system.
2.
Closed the JCLK3 jumper.
3.
Turn on the system.
4.
Enter CMOS setup menu and load defaults settings.
5.
Turn off the system.
6.
Open the JCLK3 jumper.
7.
Turn on the system.
Case Open Connector: JC1
JC1
Ground
1
Case Open
Signal
JCMOS1
Pin2-3 close
Remove AC
power line
wait 15
seconds
JCMOS
Pin1-2 close
Reset the passwort as your will
or clear CMOS data
AC power
on
1
JCLK3
Open==>
User mode
(Default)
Close==> Safe mode or
CPU Clock 100MHz
1
JCLK3
Open==>
User mode (Default)
(133/ 166/ 200 MHz)
Close==>
Safe mode (100MHz)