Sony DAV-DZ3K / HCD-DZ3K Service Manual ▷ View online
53
HCD-DZ3K
IC3050 TK1118CSCL-G
1
2
3
5
4
VCONT
GND
NP
VIN
VOUT
CONTROL
CIRCUIT
OVER HEAT &
OVER CURRENT
PROTECTION
BANDGAP
REFERENCE
IC3100, IC3150, IC3200, IC3250, IC3300, IC3400 CXD9883M
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
– MAIN Board –
54
HCD-DZ3K
– I/O Board –
IC352 MC14052BDR2
IC357 M62429FP-TP
VR 2
VR 1
VIN1
VOUT1
GND
DATA
VIN2
VOUT2
VCC
CLOCK
7
2
3
4
8
1
REF AMP
VOL AMP 2
VOL AMP 1
6
LOGIC
CONTROL
5
VREF
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
IC201 MM1623BFBE
55
HCD-DZ3K
– FL Board –
IC802 uPD16315GB-3BS
1
2
3
4
5
4-bit latch
24-bit output latch
12-bit shift register
Data selector
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
Serial
interface
OSC
Timing generator
key scan
Display memory
24 bits x 12 words
Key data memory
(2 x 16 bits)
Command decoder
segment driver
Grid driver
Multiplexed driver
39
40
41
42
43
44
LED1
LED2
LED3
LED4
OSC
DOUT
DIN
CLK
STB
KEY1
KEY2
VSS
VDD
SEG1/KS1
SEG2/KS2
SEG3/KS3
SEG4/KS4
SEG5/KS5
SEG6/KS6
SEG7/KS7
SEG8/KS8
SEG9/KS9
SEG10/KS10
SEG20/GRID9
SEG21/GRID8
SEG22/GRID7
SEG23/GRID6
SEG24/GRID5
GRID4
GRID3
GRID2
GRID1
VDD
VSS
SEG11/KS11
SEG12/KS12
SEG13/KS13
SEG14/KS14
SEG15/KS15
SEG16/KS16
VEE
SEG17/GRID12
SEG18/GRID11
SEG19/GRID10
56
HCD-DZ3K
• IC Pin Function Description
MAIN BOARD IC501 M30622MEP-A76FPU0 (SYSTEM CONTROLLER)
MAIN BOARD IC501 M30622MEP-A76FPU0 (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 (connected to ground)
10
EN_A
I
Volume control for ENCODER (connected to +3.3V)
11
EN_B/FL_RESET
I
Volume control for ENCODER (connected to +3.3V)
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
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 white TXD1
32
DVD_SOD
I
Media Tek data in/Flash white RXD1
33
DVD_SCO
I
Media Tek clock in/Flash white CLK1
34
DVD_XIFBUSY
O
Media Tek busy request/Flash white RTS1
35
XM_SC_TX_OUT/
MIC_DET_OUT
O
MIC detect status out to Media Tek
36
XM_SC_RX_IN/
KARAOKE MODE
I
KARAOKE mode information from Media Tek
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
43
DRIVE_OCP (DIAG)
I
DAMP driver shut down
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