Sony XA-V7W, Service Manual

Page: 52 / 80

52
XAV-7W
6-26. IC PIN FUNCTION DESCRIPTION
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MAIN BOARD IC2 MB90096PF-G-238-BND-ER (ON SCREEN DISPLAY CONTROLLER)
Pin No. Pin Name I/O Description
1 CPOUT O Horizontal period phase comparison result signal output terminal Not used
2 AVSS —
Ground terminal (for internal VCO)
3 VCOIN I
Internal VCO voltage input terminal Not used
4 AVSS — Ground terminal (for internal VCO)
5 RESET I
Reset signal input from the display controller “L”: reset
6 TEST I
Input terminal for the test
7 VSS — Ground terminal
8 DOCKI I
Dot clock signal input terminal Horizontal sync signal input in this set
9 DOCKO O
Dot clock signal output terminal Not used
10 FH O Output terminal of horizontal period signal generated in PLL circuit Not used
11 EVEN I
Field control signal input terminal Not used
12 HSYNC I
Horizontal sync signal input from the liquid crystal display driver (for monitor)
Based in this signal period, dot clock signal is generated Active level is programmable
13 VSYNC I
Vertical sync signal input from the liquid crystal display driver (for monitor)
Active level is programmable
14 DISP I
Video muting on/off control signal input from the master controller “L”: muting on
15 VOB2 O
Semi-transparent period output terminal Active level is programmable Not used
16 VOB1 O OSD display period output terminal Active level is programmable
17 IOUT O
Color signal (I) output terminal Active level is programmable
18 GOUT O
Color signal (G) output terminal Active level is programmable
19 ROUT O Color signal (R) output terminal Active level is programmable
20 BOUT O
Color signal (B) output terminal Active level is programmable
21 V3V —
Coupling capacitor connection terminal
22 VCC — Power supply terminal (+5V)
23 TRE O
Output of signal indicating that the command is being transferred to display controller and the fill
operation is under way “H” active
24 SCLK I
Serial data transfer clock signal input from the display controller
25 SIN I Serial data input from the display controller
26 CS I
Chip select signal input from the display controller “L” active
27 AVCC —
Power supply terminal (+5V) (for internal VCO)
28 AV3V — Coupling capacitor connection terminal