Sony XAV-7W Service Manual page 57

Pin No. Pin Name
65 VSS
66 OSDCCE
67, 68 VSS
69 LCD INH
70 LCD CE
71, 72 NCO
73 RGB COL
74 NCO
75 RGB HUE
74 NCO
77
NP SEL
78 NCO
79 FL W
80 FWE
81 SYSRST
82 NMI
83 STBY
84 VCC
85 XTAL
86 EXTAL
87 VSS
88 NCO
89 VCC
90 to 94 NCO
95 SA CLK
96 SA ENIN
97 UNISO
98 UNISI
99, 100 VSS
101 UNISCK
102 NCO
103 AVCC
104 VREF
105 SA DATA
106 to 110 NCO
111 BRIGHT
112 NCO
113 AVSS
114 VSS
115 NCO
116 VSYNC SSEP
117 HSYNC SSEP
118 NCO
119 VSYNC MON
120 HSYNC MON
I/O
—
Ground terminal
O Chip enable signal output to the on screen display controller "L" active
—
Ground terminal
O Blank indicate control signal output to the liquid crystal display driver "H": display on
O Chip enable signal output to the liquid crystal display driver "H" active
O Not used
O RGB color control signal output to the connection box
O Not used
O RGB hue control signal output to the connection box
O Not used
NTSC/PAL selection signal output to the connection box and liquid crystal display driver (for
O
monitor) "L": PAL, "H": NTSC
O Not used
O
Flash memory data write control signal output
I
Flash memory data write enable signal input
System reset signal input from the master controller, reset signal generator and reset switch
I
"L": reset "L" is input for several 100 msec after power on, then it changes to "H"
I Non maskable interrupt signal input terminal Not used
I Hardware standby signal input terminal
—
Power supply terminal (+5V)
O System clock output terminal (18.432 MHz)
I System clock input terminal (18.432 MHz)
—
Ground terminal
O Not used
—
Power supply terminal (+5V)
O Not used
O Spectrum analyzer display serial data transfer clock signal output to the electrical volume
I
Enable signal input for spectrum analyzer display from the master controller "H" active
O
Serial data output to the SONY bus interface
I Serial data input from the SONY bus interface
—
Ground terminal
I
Serial clock signal input from the master controller
O Not used
— Power supply terminal (+5V) (for A/D, D/A converter)
I
Reference voltage (+5V) input terminal (for A/D, D/A converter)
I Spectrum analyzer display serial data input from the electrical volume
O
Not used
O Monitor bright control signal output to the video interface (D/A output)
O
Not used
—
Ground terminal (for A/D, D/A converter)
—
Ground terminal
O Not used
I Vertical sync signal input from the connection box
I Horizontal sync signal input from the connection box
O Not used
I Vertical sync signal input from the liquid crystal display driver (for monitor)
I Horizontal sync signal input from the liquid crystal display driver (for monitor)
Description
"L": hardware standby mode Not used
XAV-7W
57