Sony DAV-DZ720 / HCD-DZ720 Service Manual ▷ View online
61
HCD-DZ720
– MAIN Board –
IC3100, IC3150, IC3200, IC3250, IC3300, IC3400, IC3500 CXD9883M
IC3010, IC3020, IC3030 CXD9788AR
1
10
9
8
11
12
13
14
7
6
15
16
17
18
3
4
5
20
19
2
AGND
GND
GND
PGND
PGND
PGND
PGND
PGND
PGND
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
Stuck
Detect
Stuck
Detect
Timing
Control
Timing
Control
Protection
Logic
Protection
Logic
Gate
Drive
Gate
Drive
Gate
Drive
Gate
Drive
Over
Current
Fault
Over
Current
Fault
Over
Current
Fault
Over
Current
Fault
Programmable
Current sense
OUT_B
OUT_B
OUT_B
PVDD_B
PVDD_B
PVDD_B
OUT_A
OUT_A
OUT_A
PVDD_A
PVDD_A
PVDD_A
REG
BST_B
GVDD_B
VDD
PWM_B
M1
M2
M3
VREG
OC_ADJ
PWM_A
/RESET
/SD
/OTW
GVDD_A
BST_A
Protection
and
Reset
Logic
OLP
OTP
CB3C
Temperature
waming/error
Power-Up
Reset
Under
Voltage
Protection
/HIZ_HS_B
/HIZ_HS_A
/HIZ_LS_B
/HIZ_LS_A
/OCL_B
/OCL_A
/OCH_B
/OCH_A
/RESET_A
/RESET_B
VREG
/HIZ_HS_X
/HIZ_LS_X
/OCH_X
/HIZ_LS_X
/OCH_X
/OCL_X
/RESET_X
/RESET_X
/PCR
/UVP
/UVP
/UVP_VREG
VREG
GVDD_A
GVDD_B
VREG
S
P
Sampling Rate
Converter
Converter
DF1
DF2
Gain
Control
Filter
&
LOW
CUT
Filter
Serial Control
Liner
Interpolator
∆ ∑ Converter
XVSS
PWM
INIT/MUTE
Clock Generator
Clock Generator
(Secondary Clock System)
1
VSUBC
2
VSSR
VSSL
VSSL
VSSR
3
OUTR2
OUTL2
OUTR1
OUTL1
4
VDDR
DVDD
DVSS
VDDL
5
6
7
8
XOVSS
XOVDD
9
XFSOOUT
10 11
NSPMUTE
12
SOFTMUTE
13
PGMUTE
SCSHIFT
14
SCDT
15
SCLA
TCH
OVF FLAGR
OVF FLAGL
16
SFLAG
INIT
17
MCKSEL
18
LRCK
19
BCK
20
D
ATA
BFVDD
BFVSS
TEST
DVDD
XFSIIN
21
42
43
41 40 39 38 37
XFSOIN
36
XVDD
35
HPVDDL
34
HPOUTL2
33
HPVSSL
32
31
HPVDDR
30
HPOUTR1
HPOUTL1
29
28
HPVSSR
27
26
25
HPOUTR2
24
FSOI
23
FSOCKO
22
44
45
46
47
48
(Primary Clock System)
62
HCD-DZ720
– IO-S TERMINAL Board –
IC201 MM1623BFBE
1
VCC1
2
C IN
3
MUTE 1
4
CVBS IN
28 VCC2
23 CVBS OUT
25 S1
150k
Ω
BIAS
12
CB IN
150k
Ω
BIAS
CLAMP
6dB
6dB
6
Y IN
7
GND1
8
BIAS
CLAMP
BIAS
6dB
9
I/P
10
CY IN
11
CLP
13
MUTE2
5
YC MIX
+
6dB
–6dB
6dB
27 S-DC OUT
24 S2
LOW-PASS
FILTER
21 Y OUT
22 GND2
6.75MHz
75
Ω
DRIVER
LOW-PASS
FILTER
6.75MHz
75
Ω
DRIVER
20 CY OUT
75
Ω
DRIVER
S-DC OUT
S1/S2
26 C OUT
LOW-PASS
FILTER
6.75MHz
75
Ω
DRIVER
CLAMP
150k
Ω
BIAS
LOW-PASS
FILTER
6.75MHz
LOW-PASS
FILTER
13.5MHz
18 CB OUT
19 GND2
17 GND2
15 GND2
75
Ω
DRIVER
LOW-PASS
FILTER
6.75MHz
LOW-PASS
FILTER
13.5MHz
14
CR IN
150k
Ω
BIAS
16 CR OUT
75
Ω
DRIVER
LOW-PASS
FILTER
6.75MHz
LOW-PASS
FILTER
13.5MHz
6dB
6dB
IC350 MC14052BDR2
63
HCD-DZ720
• IC Pin Function Description
MAIN BOARD IC501 M30622MEP-A61FPU0 (SYSTEM CONTROLLER)
MAIN BOARD IC501 M30622MEP-A61FPU0 (SYSTEM CONTROLLER)
Pin No.
Pin Name
I/O
Description
1
DAMP_SCDT/
O
DAMP processor and Diat data output
DIAT_SDATA
2
DAMP_SHIFT/
O
DAMP processor and Diat clock output
DIAT_SCLK
3
DSP_INTR
I
DSP interrupt (not used)
4
SIRCS_IN
I
Sircs input
5
DSP_MOSI/DIR_DIN
O
DSP and DIR data output (not used)
6
DSP_MISO
I
DSP data input (not used)
7
DSP_SPICLK/DIR_CLK
O
DSP/DIR clock output (not used)
8
BYTE
I
External data bus (Ground terminal)
9
CNVSS
I
Change processor mode (Pull down)
10
EN_A/DAMP FSDLY
I
Volume control for ENCODER (Pull up)
11
EN_B/FL_RESET
I
Volume control for ENCODER (Pull up)
12
RESET
I
System reset signal input
13
XOUT
O
Crystal output for main clock (5MHz)
14
VSS
—
Ground terminal
15
XIN
I
Crystal input for main clock (5MHz)
16
VCC
—
Power supply (BUP+3.3V)
17
NMI
I
BUP 3.3V
18
DIR_ZERO
I
DIR zero data detect (not used)
19
DIR_CSFLAG/A.CAL
_OUT_LEVEL
I
Out level detect for auto calibration
20
AC_CUT
I
Detect AC-CUT
21
FL_CLK/LED_CLK
O
FL and LED driver clock output
22
LED_LAT
O
LED driver latch (not used)
23
DIAT_CSOD
I
DIAT CSOD signal input (not used)
24
FL_D_OUT/LED_DATA
O
FL and LED driver data output
25
FL_CS/STB
O
FL driver chip select
26
MIC_GAIN
O
MIC gain control
27
CDM_OPEN_SW
I
CDM open switch input
28
DC_CONT
O
A.CAL MIC DC control output
29
I2C_CLK
I/O
I
2
C clock input
30
I2C_DATA
I/O
I
2
C data input
31
DVD_SID
O
Media Tek data out/Flash write TXD1
32
DVD_SOD
I
Media Tek data in/Flash write RXD1
33
DVD_SCO
I
Media Tek clock in/Flash write CLK1
34
DVD_XIFBUSY
O
Media Tek busy request/Flash write RTS1
35
XM_SC_TX_OUT/
MIC_DET_OUT
O
MIC detect status out to Media Tek (not used)
36
XM_SC_RX_IN/
KARAOKE MODE
I
KARAOKE mode information from Media Tek (not used)
37
DVD XIFCS
I
Media Tek chip select
38
MTK RST
O
Media Tek reset
39
P_CONT1
O
Control for power supply 1
40
P_CONT2
O
Control for power supply 2
41
P_CONT3
O
Control for power supply 3
42
DRIVE_RST (EN)
O
DAMP driver reset
64
HCD-DZ720
Pin No.
Pin Name
I/O
Description
43
DRIVE_OCP (DIAG)
I
DAMP driver shut down
44
OVERFLOW1
I
DAMP processor F/C/S over flow detect
45
OVERFLOW2
I
DAMP processor SW over flow detect
46
CE
I
Flash write CE (not used)
47
DAMP LATCH1
O
DAMP processor latch1
48
DAMP LATCH2
O
DAMP processor latch2
49
DAMP LATCH3
O
DAMP processor latch3
50
DAMP INIT
O
DAMP processor reset
51
DAMP SOFT MUTE
O
DAMP processor soft muting
52
HP_SW
I
Head phone detect
53
HP_MUTE
O
Head phone muting
54
SRC_MUTE
O
Sampling rate converter mute control (not used)
55
DSP_RESET
O
DSP reset (not used)
56
DSP_SPIDS
O
DSP device select (not used)
57
SEL_SA-CD
O
DSP input data select
58
DSP_RST
O
DIR reset (not used)
59
DSP_HCE
O
DIR chip enable (not used)
60
DAMP OUT2DLY/
DIR_ERR
I
DAMP OUT 2DLY
61
DAMP FSDLY/
DIR_XSTATE
I
Not used
62
VCC
—
Power supply (BUP 3.3V)
63
DIR_HDOUT
I
DIR data in (not used)
64
VSS
—
Ground terminal
65
DIAT_XRST
O
DIAT reset (not used)
66
DIAT_XSCEN
O
DIAT chip enable (not used)
67
SRC_MODEO
O
Sampling rate convertor MODEO control (not used)
68
M_ST
O
LINK (Multi STEREO) control
69
TUNED
I
TUNER tuned input
70
ST_CLK
O
TUNER clock output
71
ST_DO
I
TUNER data input
72
ST_CE
O
TUNER chip enable
73
ST_DI
O
TUNER data output
74
KEY INT
I
Wakeup from ECO mode by Power key input
75
RDS_CLK/MIC_CLK/
XM_ERR_IRQ
O
not used
76
RDS-DATA/MIC-DAT/
XM_COM_SEL
O
not used
77
XM_RESET
O
XM reset (not used)
78
DABSEL/XMSEL
O
XM clock select (not used)
79
V_SEL0
O
VIDEO selector 0
80
V_SEL1
O
VIDEO selector 1
81
TVSEL/V_SEL3
O
TV / VIDEO selector 3 (not used)
82
A_SEL0
O
Audio selector 0
83
A_SEL1
O
Audio selector 1
84
V_SEL2
O
VIDEO selector 2
85
IO_CE
O
I/O expander IC chip enable (not used)
86
IO_RESET
O
I/O expander IC reset (not used)
87
IO_DI
O
I/O expander IC data output (not used)
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