Sony HCD-WZ8D Service Manual page 66

HCD-WZ8D
• IC401 M30622MGN-B22FP (AEP, UK, RU, E2, MX) , -B12FP (EXCEPT AEP, UK, RU, E2, MX)(SYSTEM CONTROL)(MAIN BOARD)
Pin No. Pin Name
1 MIC-CHECK
2 NO USE
3 NO USE
4 SIRCS
5 DSP DIN
6 DSP DOUT
7 DSP CLK
8 BYTE
9 CN VSS
10 XC-IN
11 XC-OUT
12 RESET
13 X-OUT
14 VSS
15 X-IN
16 VCC
17 NMI
18 RDS INT
19 NO USE
20 AC-CUT
21 DSP XRST
22 DSP HCE
23 DSP BST
24 DSP ACK
25 DSP ERROR
26 DSP EXLOCK
27 DSP PM
28 DSP DECODE
29 IIC-CLK
30 IIC-DATA
31 NO USE
32 NO USE
33 A-MUTE
34 SOFT-TEST
35 MUTE REQ
36 IF-VIDEO MUTE2
37 IF-VIDEO MUTE1
38 IF-DVD-RESET
39 IF-DVD-POWER
40 RDS-DATA
41 ST-MUTE
42 STEREO
43 TUNED
44 ST-CE
45 ST-DOUT
46 ST-DIN
47 ST-CLK
48 SW MUTE
49 VR-CLK
50 VR-DATA
66
I/O
I Microphone detection signal input
— Not used
— Not used (connected to the ground)
I SIRCS signal input fromthe remote sensor (IC601)
O Serial data output to the DSP (IC601)
I Serial data input from the DSP (IC601)
O Serial clock output to the DSP (IC601)
— External data bus width selection terminal
— Processor modes switch terminal
I Sub clock input terminal (32.768kHz)
O Sub clock output terminal (32.768kHz)
I System reset signal input
O Main system clock output terminal (16MHz)
— Ground terminal
I Main system clock input terminal (16MHz)
— Power supply terminal (+3.3V)
I NMI input terminal (fixed at "H")
I RDS INT signal input
— Not used (connected to the ground)
I AC cut detection signal input
O Reset signal output to the DSP (IC601)("L" : reset)
O Chip select signal output to the DSP (IC601)
O Boot strap signal output to the DSP (IC601)
I Acknowledge signal input from the DSP (IC601)
I ERROR signal input from the DSP (IC601)
O PLL lock error and data error flag signal output to the DSP (IC601)
O PLL reset signal output to the DSP (IC601)
— Not used
O IIC serial clock output
O IIC serial data output
— Not used (connected to the ground)
— Not used (connected to the ground)
O Audio muting signal output
— Soft test teminal
I Audio muting request signal input from the DVD system processor (IC207)
O Video muting signal output
O Video muting signal output
O System reset signal output to the DVD system processor (IC207)
O DVD power supply control signal output ("H" : on, "L" : off)
I RDS data input
O Muting signal output to the tuner
I Stereo detection signal input from the tuner ("L" : in, "H" : off)
I Tuner tuned status signal input from the tuner ("L" : in, "H" : off)
O Tuner chip enable signal output to the tuner
O Data output to the tuner
I Data input from the tuner
O Clock output to the tuner
O Sub woofer muting signal output
O Clock output to the audio signal processor (IC301)
Oº Data output to the audio signal processor (IC301)
Description