beautypg.com

Table 7. system jumper settings, Cdb4265 – Cirrus Logic CDB4265 User Manual

Page 17

background image

CDB4265

DS657DB1

17

JUMPER

PURPOSE

POSITION

FUNCTION SELECTED

J6

Selects the source of voltage for the VLS

supply.

+1.8 V
+2.5 V
+3.3 V

+5 V*

Voltage source is +1.8 V regulator.
Voltage source is +2.5 V regulator.
Voltage source is +3.3 V regulator.
Voltage source is +5 V regulator.

J7

Selects the source of voltage for the VLC

supply.

+1.8 V
+2.5 V
+3.3 V

+5 V*

Voltage source is +1.8 V regulator.
Voltage source is +2.5 V regulator.
Voltage source is +3.3 V regulator.
Voltage source is +5 V regulator.

J11

Selects the source of voltage for the VD

supply.

+3.3 V

+5 V*

Voltage source is +3.3 V regulator.
Voltage source is +5 V regulator.

J12

Selects the source of voltage for the VA

supply.

+3.3 V

+5 V*

Voltage source is +3.3 V regulator.
Voltage source is +5 V regulator.

J20
J21

Selects the input connector for the mic

inputs of the CS4265 ADC input multiplexer.

Line Input*

Mic Input

Select RCA inputs as source.
Select TRS inputs as source.

J26
J27

Selects the input connector for the line

inputs of the CS4265 ADC input multiplexer.

RCA*

CD

Select RCA inputs as source.
Select CD input as source.

J28

Selects the source of the CS4265 SGND

signal.

GND*

SGND

Local connection to board ground plane.
SGND signal from CD IN connector.

*Default factory settings

Table 7. System Jumper Settings