Sony HCD-FC8 Service Manual page 101

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• DVD BOARD IC901 µPD703033BYGF-M28-3BA-A (SYSTEM CONTROLLER)
Pin No. Pin Name
1 DAMP-DATA
2 DAMP-CLK
3 I2C-DATA
4 CQ-RST
5 I2C-CLK
6 DSP-DO
7 DIG-DI
8 DIG-CLK
9 EVDD
10 EVSS
11 P-PWM
12 DSP-RST
13 DSP-PM
14 DSP-CS
15 DSP-HACN
16 DSP-BST
17 DSP-GP9
TE
L 13942296513
18
DIR-ZERO
19 DIR-ERR
20 DIR-CE
21 VPP
DIR-XST
22
23 DIR-AD
DIR-XMODE
24
DIRDO
25
26 DAMP-RST
27 GP12
28 DAMP-MUTEN
29 CS1
30 CS2
31 CS3
32 DAC-CS
33 AD-RST
34 RESET
35 XT1
36 XT2
REG0
37
www
38 X2
39 X1
40 VSS
.
41 VDD
42 CLKOUT
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I/O
O
Serial data output to the stream processors
O
Serial data transfer clock signal output to the stream processors
I/O
Communication data bus with the DVD system processor and mechanism controller
O Reset signal output to the DVD system processor "L": reset
Communication data reading clock signal input or transfer clock signal output with the DVD
I/O
system processor and mechanism controller
I Write data input from the audio digital signal processor
Read data output to the digital audio interface IC, audio digital signal processor and D/A
O
converter
Clock signal output to the digital audio interface IC, audio digital signal processor and D/A
O
converter
—
Power supply terminal (+5V)
—
Ground terminal
O
PWM voltage control signal output
O Reset signal output to the audio digital signal processor "L": reset
O PLL reset signal output to the audio digital signal processor "L": reset
O
Chip select signal output to the audio digital signal processor
I
Acknowledge signal input from to the audio digital signal processor
O Boot strap signal output to the audio digital signal processor
I
Decode signal input from to the audio digital signal processor
I
Audio serial data input from the digital audio interface IC
I
PLL lock error and data error flag input from the digital audio interface IC
O Chip enable signal output to the digital audio interface IC
—
Power supply terminal (for programming) Not used
I
Source clock switching monitor input from the digital audio interface IC
O
Muting signal output
O System reset signal output to the digital audio interface IC "L": reset
I
Write data input from the digital audio interface IC
O
Reset signal output to the stream processors "L": reset
—
Not used
O
Muting on/off control signal output to the stream processors "H": muting on
O Chip select signal output to the stream processor (for front L-ch and R-ch)
O
Chip select signal output to the stream processor (for center and woofer)
O
Chip select signal output to the stream processor (for rear L-ch and R-ch)
O
Chip select signal output to the D/A converter
O Reset signal output to the A/D converter and D/A converter "L": reset
System reset signal input "L": reset
I
For several hundreds msec. after the power supply rises, "L" is input, then it changes to "H"
I
Sub system clock input terminal Not used
O
Sub system clock output terminal Not used
—
Not used
O Main system clock output terminal (20 MHz)
I
x ao Main system clock input terminal (20 MHz) u163
y
—
Ground terminal
i
—
Power supply terminal (+5V)
O Clock signal output terminal Not used
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Description
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HCD-FC8/FC9
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