Read Sony HCD-FR1K / HCD-FR8 / HCD-FR9 (serv.man2) Service Manual online
48
HCD-FR1/FR8/FR9
DMB08 BOARD IC801 CXD2753R (DSD DECODER)
Pin No.
Pin Name
I/O
Description
1
VSCA0
—
Ground terminal (for core)
2
XMSLAT
I
Serial data latch pulse signal input from the mechanism controller
3
MSCK
I
Serial data transfer clock signal input from the mechanism controller
4
MSDATI
I
Serial data input from the mechanism controller
5
VDCA0
—
Power supply terminal (+2.5V) (for core)
6
MSDATO
O
Serial data output to the mechanism controller
7
MSREADY
O
Ready signal output to the mechanism controller “L”: ready
8
XMSDOE
O
Serial data output enable signal output terminal Not used
9
XRST
I
Reset signal input from the mechanism controller “L”: reset
10
SMUTE
I
Soft muting on/off control signal input from the mechanism controller
“H”: muting on
11
MCKI
I
Master clock signal (33.8688 MHz) input
12
VSIOA0
—
Ground terminal (for I/O)
13
EXCKO1
O
Master clock signal (33.8688 MHz) output to the digital audio processor
14
EXCKO2
O
External clock 2 signal output terminal Not used
15
LRCK
O
L/R sampling clock signal (44.1kHz) output terminal Not used
16
F75HZ
O
Not used
17
VDIOA0
—
Power supply terminal (+3.3V) (for I/O)
18 to 25
MNT0 to MNT7
O
Monitor signal output terminal Not used
26
TCK
I
Clock signal input from the DVD system processor
27
TDI
I
Serial data input from the DVD system processor
28
VSCA1
—
Ground terminal (for core)
29
TDO
O
Serial data output to the DVD system processor
30
TMS
I
TMS signal input from the DVD system processor
31
TRST
I
Reset signal input from the DVD system processor “L”: reset
32 to 34
TEST1 to TEST3
I
Input terminal for the test (normally: fixed at “L”)
35
VDCA1
—
Power supply terminal (+2.5V) (for core)
36
UBIT
O
Not used
37
XBIT
O
Not used
38 to 41
SUPDT0 to SUPDT3
O
Supplementary data output terminal Not used
42
VSIOA1
—
Ground terminal (for I/O)
43, 44
SUPDT4, SUPDT5
O
Supplementary data output terminal Not used
45
VDIOA1
—
Power supply terminal (+3.3V) (for I/O)
46, 47
SUPDT6, SUPDT7
O
Supplementary data output terminal Not used
48
SUPEN
O
Supplementary data enable signal output terminal Not used
49
VSCA2
—
Ground terminal (for core)
50
NC
O
Not used
51, 52
TEST4, TEST5
I
Input terminal for the test (normally: fixed at “L”)
53
NC
O
Not used
54
VDCA2
—
Power supply terminal (+2.5V) (for core)
55, 56
NC
O
Not used
57
BCKASL
I
Input/output selection signal input terminal of bit clock signal (2.8224 MHz) for
DSD data output “L”: input (slave), “H”: output (master) Fixed at “H” in this set
58
VSDSD0
—
Ground terminal (for DSD data output)
59
BCKAI
I
Bit clock signal (2.8224 MHz) input terminal for DSD data output Not used
60
BCKAO
O
Bit clock signal (2.8224 MHz) output terminal for DSD data output
61
PHREFI
I
Bit clock signal (2.8224 MHz) input terminal for DSD data output Not used
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