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CPU Core Voltage Setting (JVID0~3) (Optional)
The Jumpers JVID0~3 allow you to adjust the CPU Core Voltage Manually to improve the
CPU performance. But, we strongly recommend you not to adjust it unless you know the
CPU well.
"Auto": pin1 and pin2 of JVID0, JVID1, JVID2 and JVID3 closed;
"0": pin2 and pin3 closed;
"1": pin1, pin2 and pin3 opened.
JVID3
JVID2
1
1
1
1
1
1
1
1
1
0
1
0
1
0
1
0
0
1
0
1
0
1
0
1
0
0
0
0
0
0
0
0
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.
JVID0
JVID1
JVID2
JVID3
JVID1 JVID0
Vcc(core)
1
1
1.30V
1
0
1.35V
0
1
1.40V
0
0
1.45V
1
1
1.50V
1
0
1.55V
0
1
1.60V
0
0
1.65V
1
1
1.70V
1
0
1.75V
0
1
1.80V
0
0
1.85V
1
1
1.90V
1
0
1.95V
0
1
2.00V
0
0
2.05V
Manual for SynactiX 5EP/5EI
Chapter 2
1
2 3
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