Read Sony DAV-LF1H / HCD-LF1H Service Manual online
61
HCD-LF1H
MAIN BOARD IC301 M30620MCP-A16FPU0 (SYSTEM CONTROLLER)
Pin No.
Pin Name
I/O
Description
1
FL_DOUT
O
FL serial data output
2
FL_CLK
O
FL serial clock output
3
NC
—
Not used
4
SIRCS_IN
I
SIRCS input
5, 6
NC
—
Not used
7
FL_LAT
O
FL latch signal output
8
BYTE
I
External data bus (Connected to ground)
9
CNVSS
I
Change processor mode
10, 11
NC
—
Not used
12
RESET
I
System reset input
13
XOUT
O
Main clock out (6MHz)
14
VSS
—
Ground terminal
15
XIN
I
Main clock in (6MHz)
16
VCC1
—
Power supply (BUP+ 3.3V)
17
NMI
I
Connected to +3.3V
18
RGB_SEL
I
RGB SEL signal input from DVD system processor (IC101)
19
IP_SEL
I
IP SEL signal input from DVD system processor (IC101)
20
WIDE
I
WIDE signal input from DVD system processor (IC101)
21
NC
—
Not used
22
FL_BK
O
FL blanking output
23
CDM_OPEN
I
Slot-in sensor signal input
24
DISC_LED
O
DISC LED driver control signal output
25
NC
—
Not used
26
LED_DIM
O
LED 6V control signal output
27
NC
—
Not used
28
BACKLIGHT_LED
O
KEY BACKLIGHT LED control signal output
29
I2C_CLK
I/O
I
2
C CLOCK (Pull-up)
30
I2C_DATA
I/O
I
2
C DATA (Pull-up)
31
DVD_SID
O
MEDIA-TEK data out
32
DVD_SOD
I
MEDIA-TEK data in
33
DVD_SCO
I
MEDIA-TEK clock in
34
SYS_BUSY
I
SIO BUSY control signal input from System controller (SA-WSLF1H)
35
SYS_RXD
O
Serial data output to System controller (SA-WSLF1H)
36
SYS_TXD
I
Serial data input from System controller (SA-WSLF1H)
37
SYS_CLK
O
Serial clock output to System controller (SA-WSLF1H)
38
SYS_WAKEUP
O
Wake up control output to System controller (SA-WSLF1H)
39
NC
—
Not used
40
VIDEO_MUTE
O
DVD VIDEO MUTE signal output
41
DVD_XIFBUSY/EPM
O
MEDIA-TEK busy request signal output
42
DVD_XIFCS
O
MEDIA-TEK chip select signal output
43
MTK_RST
O
MEDIA-TEK reset signal output
44, 45
NC
—
Not used
46
FLASH_CE
I
Connected to +3.3V
47
NC
—
Not used
48
EJECT_KEY
I
EJECT KEY signal input
49
VOL_UP_KEY
I
VOLUME UP KEY signal input
50
VOL_DOWN_KEY
I
VOLUME DOWN KEY signal input
51
FUNCTION_KEY
I
FUNCTION KEY signal input
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