Sony DAV-DZ830W / DAV-DZ850KW / HCD-DZ830W / HCD-DZ850KW Service Manual ▷ View online
73
HCD-DZ830W/DZ850KW
– IO-SCART Board –
30
1
2
3
29
28
CV OUT
VCC1
6
CV IN
5
MUTE1
7
SEL (CV/MIX)
13
PB/B IN
15
PR/R IN
14
MUTE2
16
VCC2
11
PY/G IN
12
GND
8
Y IN
10
SEL (BIAS/CLAMP)
4
C IN
S1
S2
CV OUT SAG
GND
BIAS
6dB
75
Ω
32 C OUT
75
Ω
31 S-DC OUT
6MHz
LPF
27
26
Y OUT
Y OUT SAG
75
Ω
6MHz
LPF
6MHz
LPF
S-DC OUT
S1/S2
+
25 GND
24
23
PY/G OUT
PY/G OUT SAG
75
Ω
12MHz
LPF
22 GND
21
20
PB/B OUT
PB/B OUT SAG
75
Ω
12MHz
LPF
19 GND
18
17
PR/R OUT
PR/R OUT SAG
75
Ω
12MHz
LPF
CLAMP
6dB
CLAMP
6dB
6dB
9
BIAS
BIAS
BIAS
6dB
BIAS
6dB
CLAMP
BIAS
MUTE1
MUTE2
H
L
L
H
IC201, IC230 BH7868FS-E2
IC303, IC304 MC14052BDR2
74
HCD-DZ830W/DZ850KW
– IO-S-OUT Board –
IC309 MM1228XFBE
IC303, IC304 MC14052BDR2
1
2
3
4
8
7
6
GND
VOUT
VCC
IN3
CTL3
VIN2
SW1
VIN1
5
BIAS
1
VCC1
2
C IN
3
MUTE 1
4
CVBS IN
28 VCC2
23 CVBS OUT
25 S1
150k
BIAS
12
CB IN
150k
BIAS
CLAMP
6dB
6dB
6
Y IN
7
GND
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
DRIVER
LOW-PASS
FILTER
6.75MHz
75
DRIVER
20 CY OUT
75
DRIVER
S-DC OUT
S1/S2
26 C OUT
LOW-PASS
FILTER
6.75MHz
75
DRIVER
CLAMP
150k
BIAS
LOW-PASS
FILTER
6.75MHz
LOW-PASS
FILTER
13.5MHz
18 CB OUT
19 GND2
17 GND2
15 GND2
75
DRIVER
LOW-PASS
FILTER
6.75MHz
LOW-PASS
FILTER
13.5MHz
14
CR IN
150k
BIAS
16 CR OUT
75
DRIVER
LOW-PASS
FILTER
6.75MHz
LOW-PASS
FILTER
13.5MHz
6dB
6dB
IC308 MM1758AFBE
– DSP Board –
IC1 (EXCEPT TH), IC703 SI-3010KM-TL
TSD
REF
4
Vo
3
GND
2
Vi
1
VE
5
ADJ
+
–
IC785 TC7WH157FK (TE85R)
SELECT
11
6
ST
11
7
A
1
2
3
A
B
Y
5
Y
B
GND 4
VCC
8
Y
EN G
Y
Ver. 1.2
75
HCD-DZ830W/DZ850KW
IC782 74LVC1G79GW-125
1
2
VCC
5
D
Q
CP
GND
TG
TG
TG
TG
4
C
C
C
C
C
C
_
C
_
C
_
C
_
C
_
3
– DSP Board –
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
IC802 uPD16315GB-3BS/PT6315
– FL Board –
76
HCD-DZ830W/DZ850KW
IC901 STR-F6138-LF1352
OCP/INH
1
S/GND
2
Drain
3
Vcc
4
FB/OLP
5
+
–
–
+
–
–
+
–
+
–
+
–
–
Delay
OVP
TSD
Delay
Reg2
Reg1
Reg3
Current mirror
POWER
MOS FET
MOS FET
Latch
OSC
Boottom Skip
Logic
OCP2
Logic
Logic
Internal
Bias
OCP1
Vocp
Rg3
Rg2
Rg1
OCP2
+
–
UVL0
ON=16V
OFF=10.5V
INH1
INH2
FB
Vth1
+
–
–
IOLP
Volp
Vth2
Vocp(BSIN,OUT)
– POWER Board –
LRCK 49
BCK 50
BCKOUT 51
LRCKOUT 52
CK12 53
CSST 54
VSS 55
VSS 58
XTCK4 60
XSM 61
MST 62
XTST 63
XRST 64
VDD
OSCI 57
56
OSCO 59
AUDIO
INTERFACE
READ-
SOLOMON
PARITY
GENERATOR
PLL
CLOCK
GENERATOR
DTIN
48
DT2 INF
47
APS
41
VSS
40
VDD
APX
39
APVGS
42
APCPO
43
38
PLVAR
37
PLREF
36
TEST5
33
TEST6
34
TEST7
35
VCOT
46
APAVS
45
APAVD
44
MODULATOR
D/A
CONVERTER
BUFFER
RAM
DAVRO
25
VDD
26
VSS
20
VDD
19
VSS
27
TEST0
28
DACK
18
DAPD
17
TEST1
29
TEST2
30
TEST3
31
TEST4
32
DAVREF
24
DAAVS
23
DAAVD
22
DAAOUT
21
CLOCK
SELECTOR
TESTMD
1
SMCK
2
IFEXMD
3
IIFSEL1
4
IIFSEL0
5
EXCKSEL
6
CHNM BL
7
DIVCODE
8
PCMID
9
EMPIN
10
VDD
11
VSS
12
SCLK
13
XSCEN
14
SWDT
15
CSOD
16
CONTROLLER
IC1804 CXD4016R
– DIAT-TX Board –
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