Sony HCD-V808 Service Manual page 30

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Pin No. Pin Name
47 STBY
48 RESET
49 NMI
50 VSS
51 EXTAL
52 XTAL
53 VCC
54
AS
55 RD
56 WR
57 RESO
58 AVSS
59 TEST0
60 TEST1
61 TE
62 SENS
63 DAC-SEL
64 NPIN
TE
L 13942296513
65 VSS
66 VREQ
67 VREF
68 AVCC
69 CHECK-LED
70 XHIRQ
71 SCOR
72 MREQ
73 DATA
74 AMUTE
75 LDON
76 XLT
77 SCLK
78 CLK
79 NR-SEL
80 —
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I/O
I
Hardware standby signal input terminal (fixed at "H")
I
Reset signal input from the IIC interface controller (IC901) "L": reset
I
Non-maskable interrupt input terminal (fixed at "H")
— Ground terminal
O
System clock output terminal (10 MHz)
I
System clock input terminal (10 MHz)
— Power supply terminal (+5V)
Address strobe signal output to the MPEG audio/video decoder (IC201)
O
Used for chip select signal output to the MPEG audio/video decoder (IC201)
O
Data reading strobe signal output to the S-RAM (IC751)
Data writing strobe signal output to the MPEG audio/video decoder (IC201) and S-RAM
O
(IC751)
O
Reset signal output terminal Not used (open)
—
Ground terminal (for A/D conversion)
I Setting terminal for the test (color bar mode) Normally: "H"
I
Setting terminal for the test (E-F balance mode) Normally: "H"
I
Setting terminal for the test (E-F balance mode) Normally: "H"
I
Internal status (SENSE) signal input from the CXD2545Q (IC101)
I Setting terminal of the D/A converter (fixed at "H")
Video system selection input from the system select switch (S9001)
I
"L": PAL, "H": NTSC, Middle: AUTO
—
Ground terminal
I
Request signal input terminal Not used (fixed at "H")
I
Reference voltage (+5V) input terminal
— Power supply terminal (for A/D conversion)
LED drive signal output for the self diagnosis indicator
O
Normally: LED on ("H" output), Error: LED blinking
I
Interruption request signal input from the MPEG audio/video decoder (IC201)
I
Sub-code sync (S0+S1) detection signal input from the CXD2545Q (IC101)
I
Communication request signal input from the IIC interface controller (IC901)
Serial data output to the CXD2545Q (IC101), D/A converter/digital filter (IC101), and video
O
D/A converter (IC401)
O
Mute control signal output to the CXD2545Q (IC101) and D/A converter/digital filter (IC101)
O Laser on/off selection signal output to the CXA1821M (IC103) "H": laser on
O
Serial data latch pulse output to the CXD2545Q (IC101)
O
Serial data transfer clock signal output to the CXD2545Q (IC101)
Serial data transfer clock signal output to the CXD2545Q (IC101), D/A converter/digital filter
O
(IC101), and video D/A converter (IC401)
I
Setting terminal of the video noise reduction (fixed at "H")
— Not used (open)
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