Pioneer CX-3283 Руководство по эксплуатации - Страница 11
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5
1.7 CLOCK CIRCUIT
[Outline]
By connecting a 27 MHz crystal oscillator with DVD-LSI (IC1501), it generates and supplies DACCLK for
externally connected Audio-DAC in addition to the clock to be used in the LSI with the clock generator in DVD-LSI.
IC1501
DVD-LSI
MN2DS0018MA
156pin
OSCO
R1503
1 Mohm
X1501
CSS1823
27 MHz
[Outline of USB_Clock]
By connecting a 48 MHz crystal oscillator with DVD-LSI (IC1501), it generates and supplies the clock to be used
in the USB circuit with the clock generator in DVD-LSI (USB interface section).
IC1501
DVD-LSI
MN2DS0018MA
50pin
USB_Clock
4pin(OUT_Y)
R1952
1 Mohm
X1950
CSS1760
48 MHz
5
6
220 ohm
155pin
OSCI
DACCLK
33.868 8 MHz or 36.864 MHz
IC1951
TC7SZU04
FU
2pin(IN_A)
6
7
IC1801
R1508
Audio-DAC
PCM1753DBQ
CX-3283
7
8
A
B
C
D
E
F
11
8
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