HBD-DZ330, HBD-DZ710, HBD-DZ730 - Sony Audio Service Manual (repair manual). Page 67

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HBD-DZ330/DZ710/DZ730
67
MAIN BOARD (5/9)  IC503  R5F364AEDFA (SYSTEM CONTROL)
Pin No.
Pin Name
I/O
Description
1
DAMP_SCD
O
DAMP processor data output
2
DAMP_SHIFT
O
DAMP processor clock output
3
FL_CS
O
FL driver chip select signal output
4
SIRCS_IN
I
Sircs signal input
5
FL_D_OUT
O
FL and LED driver data output
6
reserved (CEC_RX_IN)
O
CEC data input    (Not used in this set)
7
FL_CLK
O
FL and LED driver clock output
8
BYTE
I
External data bus input. (Connected to ground)
9
CNVSS
I
Change processor mode input
10
NO USE
Not used. (Open)
11
NO USE
Not used. (Open)
12
RESET
I
System reset signal input
13
XOUT
O
Crystal output for main clock (5MHz)
14
VSS
Ground
15
XIN
I
Crystal input for main clock (5MHz)
16
VCC
Power supply (BUP +3.3V)
17
CEC_TX_RX
I/O
CEC data input/output
18
NO USE
Not used. (Open)
19
NO USE
Not used. (Open)
20
AC_CUT
I
AC-CUT detect signal input
21
NO USE
Not used. (Open)
22
NO USE
Not used. (Open)
23
NO USE
Not used. (Open)
24
NO USE
Not used. (Open)
25
NO USE
Not used. (Open)
26
reserved
(CEC_TX_OUT)
O
CEC data output    (Not used in this set)
27
NO USE
Not used. (Open)
28
LED_ILLUMI
O
LED drive PWM signal output for illumination    (Not used in this set)
29
S-AIR_SCL
I/O
S-AIR serial clock input/output
30
S-AIR_SDA
I/O
S-AIR serial data input/output
31
I2C_DATA/TXD1
I/O
I2C data (debug) and Flash Write TXD data input/output
32
I2C_CLK/RXD1
I/O
I2C clock (debug) and Flash Write RXD data input/output
33
CLK1
O
Flash Write CLK signal output
34
RST1
O
Flash Write RST signal output
35
GPIO2
I
S-AIR interrupt signal input 
36
S-AIR_DET
I
S-AIR unit detect signal input
37
S-AIR_RST
O
S-AIR reset signal and SRC reset signal output
38
S-AIR_ADC_SEL
O
S-AIR AD converter select signal output
39
P_CONT1
O
Power control signal output
40
reserved (NSP_MUTE)
Not used.
41
P_CONT_FL
O
Power control signal output
42
DC_CONT
O
A.CAL MIC DC control signal output
43
NO USE
Not used. (Open)
44
CDM_OPEN_SW
I
CDM open switch signal input
45
MTK_RST
O
Reset signal output to CDX9917R or CDX9927R
46
CE
I
Flash Write CE signal input    (Not used (Pll up)) 
47
DVD_SID
O
Serial data output to CDX9917R or CDX9927R
48
DVD_SOD
I
Serial data input from CDX9917R or CDX9927R
49
DVD_SCO
I
Serial clock input from CDX9917R or CDX9927R
50
DVD_XIFBUSY
O
Busy request signal output to CDX9917R or CDX9927R
51
DVD XIFCS
I
Chip select signal input
52
TV_SEL/
MIC_DET_OUT
O
Mic detect status signal output and EURO AV control signal output
53
KARAOKE_MODE    
I
KARAOKE mode information signal input.
54
DRIVER_RST(EN)
O
D-AMP driver reset signal output
55
OVERFLOW1
I
D-AMP processor F/C/S over fl ow detect signal input
56
OVERFLOW2
I
D-AMP processor SW over fl ow detect signal input
57
DAMP INIT
O
D-AMP processor reset signal output
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