Sony HCD-LF10 Service Manual page 85

DVD POWER BOARD IC301 µPD703033BYGF-M65-3BA-A (SYSTEM CONTROLLER)
Pin No. Pin Name
1 UCOM-DO
2 UCOM-CLK
3 I2C-DATA
4 ZIVA-RST
5 I2C-CLK
6
QUA-DI
7 QUA-DO
8 QUA_SYNC
9 EVDD
10 EVSS
11 LED0
12 LED1
13 NC
14 FL-LAT
15 FL-BK
16 FL-DATA
17 FL-CLK
18 LED2
19 LED3
20 LED4
21 IC/VPP
22 STBY LED
23 M_ML
24 M_MC
25 M_MDI
26 DF_INIT
27 DF_SEL
28 M_REQ
29 to 33 NC
34 RESET
35 XT1
36 XT2
37 REGO
38 X2
39 X1
40 VSS
41 VDD
42 CLKO
43, 44 NC
STBY_POWER
45
(P.CONT1)
DVD_POW
46
(P.CONT2)
47
A.MCON RST
48, 49 NC
I/O
O
Serial data output to the SA-WSLF10
O
Serial data transfer clock signal output terminal Not used
I/O Two-way I2C data bus with the DVD system processor and mechanism controller
O Reset signal output to the DVD system processor "L": reset
I/O
Two-way I2C clock bus with the DVD system processor and mechanism controller
I
Serial data input from the touch key driver
O Serial data output to the touch key driver
O
Sync signal output to the touch key driver
-
Power supply terminal (+5V)
-
Ground terminal
O LED drive signal output of the D.C.S. indicator "H": LED on
O LED drive signal output of the DOLBY PRO LOGIC indicator "H": LED on
-
Not used
O
Serial data latch pulse signal output to the fluorescent indicator tube
O Blanking signal output to the fluorescent indicator tube
O
Serial data output to the fluorescent indicator tube
O
Serial data transfer clock signal output to the fluorescent indicator tube
O LED drive signal output of the DTS indicator "H": LED on
O LED drive signal output of the DOLBY DIGITAL indicator "H": LED on
O LED drive signal output of the disc in indicator "H": LED on
-
Not used
O LED drive signal output of the standby indicator "H": LED on
- Not used
-
Not used
-
Not used
O
Reset signal output to the digital audio processor "L": reset
O Internal/external data selection signal output to the digital audio processor
I
Muting request signal input from the DVD system processor
-
Not used
System reset signal input from the reset signal generator "L": reset
I
For several hundreds msec. after the power supply rises, "L" is input, then it changes to "H"
I Sub system clock input terminal Not used
O
Sub system clock output terminal Not used
-
Not used
O
Main system clock output terminal (20 MHz)
I Main system clock input terminal (20 MHz)
-
Ground terminal
-
Power supply terminal (+5V)
O
Clock signal output terminal Not used
- Not used
O
System power on/off control signal output to the SA-WSLF10 "H": power on
O DVD power on/off control signal output terminal "H": power on
O
Reset signal output to the SA-WSLF10 "L": reset
-
Not used
Description
HCD-LF10
85