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4.5
AUDIO AD/DA SCHEMATIC DIAGRAM
TO
MAIN AUDIO
EM_AU/R
EM_AU/L
5
MD_AU/L
MD_AU/R
4
R2105
3.3k
R2106
3.3k
3
Q2101
UMX18N-W
R2109
R2108
3.3k
560k
C2111
2
∗
1
∗
NOTE : The parts with marked (
) is not used.
A
B
0 1
R2107
560k
C
D
4-11
NOTES :
For the destination of each signal and further line connections that are cut off from
this diagram , refer to "4.1 BOARD INTERCONNECTIONS".
When ordering parts , be sure to order according to the Part Number indicated in the Parts List.
MAIN (AUDIO AD/DA)
C2103
1
C2104
1
IC2101
AK4550VT-X
C2108
C2109
0.1
0.1
C2102
1
C2101
1
R2110
0Ω
R2113
∗
R2111
0Ω
R2112
0Ω
C2110
4.7
/6.3
T
E
4-12
TO
DSC
DOBCK2
DOMCK2
DOLRCK2
DODAT2
AIDAT2
L2101
10µ
REG_3V
C2107
10
/6.3
T
GND
TO
SYSCON-CPU
PWDA2
PWAD2
MD_DEM1
MP_MUTE
y30174001a_rev0
F
G
TO
REG
H
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