Read Sharp SD-NX10 (serv.man10) Service Manual online
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SD-NX10H
52*
TCRS
Output
Track cross signal
53
TEST0
Input
Input for test. Connected to GND if used normally.
54
TEST1
Input
Input for test. Connected to GND if used normally.
55
DILOCK
Output
DIN lock detection
56
DIN2
Input/Output
Digital input signal. Expansion port 0.
57
CDDATA
Input/Output
Data input for dubbing. Expansion output port 1.
58
CDLRCK
Input/Output
LR clock input for dubbing. Expansion output port 2.
59
CDBCLK
Input/Output
Bit clock input for dubbing. Expansion output port 3.
60
VXI
Input
PLL clock input for variable pitch
61*
VPO
Output
PLL phase error output for variable pitch
62
VDD1
Input
Internal digital power supply
63
DGND
—
Digital GND
64
XI
Input
Transmit circuit input. 33.8688MHz
65
XO
Output
Transmit circuit input. 33.8688MHz
66
DIN
Input
Digital input signal
67
DOUT
Output
Digital output signal
68
PLLBVG
Output
For Internal PLL. Terminal for external capacitor
69
DGND
—
Digital GND
70
LRCK
Output
L-ch, R-ch selection output of music data
71
BCLK
Output
Shift lock of music data
72
DFCK
Output
Clock for AD/DA converter digital filter. 256Fs.
73
ADDATA
Input
Sound data input.
74
DADATA
Output
Sound data output.
75*
FEMON
Output
Focus error signal monitor output. Series resistance 10 - 100kohm built-in
76*
TOTMON
Output
Total signal monitor output. Series resistance 10 - 100kohm built-in
77*
TEMON
Output
Tracking error signal monitor output. Series resistance 10 - 100kohm built-in
78
SBCK
Input/Output
DIN subcode read clock. Expansion port 4.
79
SBO
Output
DIN subcode serial data. Expansion port 5.
80
SBSY
Output
DIN subcode block synchronous signal. Expansion port 6.
81
SFSY
Output
DIN subcode frame synchronous signal. Expansion port 7.
82
FOK
Output
Focus OK detection signal. “0”: focus OK
83
SENSE
Output
Servo condition detection signal
84
COUT
Output
Track cross signal output
85
MCCK
Output
Clock output for microcomputer
86
DINTX
Output
Interrupt request output terminal to system computer interface
87
VDD2
Input
Power supply for interface
88
DGND
—
Digital GND
89
RSTX
Input
Chip reset input. Reset by L. (Note)
90
SYD0
Input/Output
Data bus terminal of system computer interface (LSB)
91-96
SYD1-SYD6
Input/Output
Data bus terminal of system computer interface
97
SYD7
Input/Output
Data bus terminal of system computer interface (MSB)
98
SYWRX
Input
Resister write pulse input of system computer interface
99
SYRDX
Input
Resister read pulse input of system computer interface
100
SYRS
Input
Resister selection input of system computer interface
IC1201 VHiLR37816A-1: Endec/Atrac (LR37816A) (2/2)
Pin No.
Function
Terminal Name Input/Output
Note: Set RSTX to L when turning on the power or after turning on the power.
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
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