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Voltage regulator output selector: jp16, jp17, 3v +5% sto/vr, 4v-3.6v – Asus P/I-AP55T User Manual

Page 74: Vrm installed, P/i-ap55t user's manual

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P/I-AP55T User's Manual

Voltage Regulator Output Selector: JP16, JP17

These set the CPU voltage and are factory-set for the installed CPU.

JP16 JP17

STD/VR

Short

Open Default

VRE

Open

Short

IMPORTANT: You must set these jumpers correctly for the CPU's voltage type or

your system will operate improperly.

3.3V +5%

STO/VR

O

O

1

1

o

o

JP1 7 . P16

JPl 7 . P16

3.4V-3.6V

VRE

Voltage Regulator Module Selector: JP19, JP20, JP21, JP22

These jumpers set whether a VRM is installed in the Header 7 VRM socket.

JP19 JP20 JP21 JP22

No VRM

Short

Short

Short

Short

VRM Installed

Open

Open

Open

Open

JP19

(JP20) 100

(JP21)

(JP22) |Q€>

JP21,22

No VRM

JP19

oo

(JP20)

loo

(JP21)|00

(JP22)

loo

JP21.22

VRM Installed

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