Manual for KD7E/333 series
CPU Core Voltage Setting (J4)
The jumper J4 allows you to adjust the CPU core voltage manually.
Voltage
Pin(1-2)
J4
Jumper
Pin(3-4) Pin(5-6) Pin(7-8) Pin(9-10)
1.65V
Close Close Close Open
Close
1.675V
Open
Open Open
Close
Close
1.7V
Close Open Open
Close
Close
1.725V
Open
Close Open
Close
Close
1.75V
Close Close Open
Close
Close
1.775V
Open
Open Close Close
Close
1.8V
Close Open Close Close
Close
1.825V
Open
Close Close Close
Close
1.85V
Close Close Close Close
Close
Warning: To set CPU core voltage higher than its default core voltage is not
suggested. If you do, we will not be responsible for any damages caused.
Installation Instruction
J4
2
1
3
5
7
4
6
8
9
10