Pioneer AVH-P2300DVD Service Manual page 39

5
QQ
3 7 63 1515 0
Check 5: 27 MHz Normal?
<Outline> Each clock is created inside the IC1501 using the 27 MHz master crystal oscillator (X1501).
X1501
27 MHz
crystal
<Check method> Turn the power on, and check with DGND being the reference.
NO. Check point
2 IC1501 169pin
TE
L 13942296513
GND
Side A
www
.
5
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6
IC1501
DVD-LSI
OSCO
OSCI
VCC33
Fig 5.1: Clock configuration
In case of NG, check the applicable line, periphery of IC1501,
soldering of the peripheral components and defective components.
Module No.
ALL
Specification
value
Fig 5.2: Clock specification value
x ao u163
y
i
Fig 5.3: 27 MHz check point
6
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7
2 9
8
VCC12
Specification value
Unit
27 MHz
ppm
± 50 ppm
Q Q
3 6 7 1 3 1 5
co
.
AVH-P2300DVD/XNUC
7
8
9 4 2 8
0 5 8 2 9 9 4 2 8
IC1501 158pin
m
DGND1
8
9 9
A
B
C
9 9
D
E
F
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