Read Sony ICD-PX820 / ICD-PX820D / ICD-PX820M Service Manual online
ICD-PX820/PX820D/PX820M
27
Pin No.
Pin Name
I/O
Description
C9
AVSSPHY2
―
Ground pin
D9
AVDDPHY2
―
Power supply pin (+3.1V)
A10
DP
I
USB D+ signal input
A9
DM
I
USB D- signal input
B9
AVSSPHY2
―
Ground pin
E9
AVDDPHY2
―
Power supply pin (+3.1V)
E8
AVDDADC
―
Power supply pin (+3.1V)
A8
AN0/BATT AD
I
Battery/DC IN detect signal input
B8
AN1/KEY AD0
I
Key detect signal input 0
A7
AN2/KEY AD1
I
Key detect signal input 1
C8
AN3/MICHP AD
I
MIC/HP/DPC switch detect signal input
B7
AVSSADC
―
Ground pin
D8
VSS
―
Ground pin
A6
XIN2/NC
I
Not used.(Open)
A5
XOUT2/NC
O
Not used.(Open)
B6
VDD1
―
Power supply pin (+1.1V) for PLL2
C7
AVDDPLL2
―
Power supply pin (+3.1V)
B5
AVSSPLL2
―
Ground pin for PLL2
A4
VCNT2
O
VCO control signal output for PLL2
C6
NLBEXA0
―
Not used.(Open)
D7
EXA1(A0)
I/O
External memory address input/output1
B4
EXA2(A1)
I/O
External memory address input/output2
C5
EXA3(A2)
I/O
External memory address input/output3
A3
EXA4(A3)
I/O
External memory address input/output4
D6
EXA5(A4)
I/O
External memory address input/output5
B3
EXA6(A5)
I/O
External memory address input/output6
E7
EXA7(A6)
I/O
External memory address input/output7
A2
VDD2
―
Power supply pin (+3.1V)
C4
EXBOOT
―
Boot change pin
B2
VSS
―
Ground pin
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