XAV-7W (serv.man2) - Sony Car Audio Service Manual (repair manual). Page 52

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52
XAV-7W
6-26.
IC  PIN  FUNCTION  DESCRIPTION
 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
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