Parts - Pioneer KEH-P4950J Service Manual

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7.2 PARTS

7.2.1 IC
CXA2559Q
TE
L 13942296513
PML003AM
VCC IN1_R
28 27
www
.
1 2
Vref IN1_L
http://www.xiaoyu163.com
IN2_R IN3_R IN4+_R IN4-_R
26 25 24 23
Isolator
circuit
Anti Alias
filter
Primary
volume
Auto-Zero
Primary
Auto-Zero
volume
Anti Alias
filter
Isolator
x ao
y
circuit
i
3 4 5 6
IN2_L IN3_L IN4+_L IN4-_L
http://www.xiaoyu163.com
8
Q Q
3 6 7 1 3
Loud- Front-
AGND out_R out_R
SVin_R
22 21 20 19
Anti radiation
filter
Loudness
volume
Treble
Bass
Middle
Middle Bass
Treble
Loudness
volume
Anti radiation
filter
u163
.
7 8 9 10
AGND Loud- SVin_L Front-
out_L out_L
KEH-P4950J
2 9 9 4 2 8
1 5 0 5 8 2 9 9 4
Rear-
out_R FIE_R DATA
STB
18 17 16 15
FIE
Fader
Secondary
volume volume
Zero cross
detect circuit
Digital block
Zero cross
detect circuit
Fader
Secondary
volume
volume
m
FIE
co
11 12 13 14
Rear- FIE_L DGND CLK
out_L
9 9
2 8 9 9
39