Sony DVP-CX777ES Service Manual ▷ View online
DVP-CX777ES
53
53
7-4.
BLOCK DIAGRAM – VIDEO Section –
INTERLACE/PROGRESSIVE
CONVERTER
IC602
D/A
CONVERTER
IC604
VIDEO AMP
IC102
SYSTEM
CONTROLLER
IC104 (4/5)
15
IPSW
36
WIDE
44
V
33
VIDEO OUT
24
Y OUT
22
CB OUT
20
CR OUT
Y OUT
C OUT
40
CLKO
47
RSET1
3
VIDEO IN
YO0 – YO9
X
(Page 54)
V-MUTE
Y
(Page 54)
43
Y
8
Y IN
42
C
6
C IN
39
Y/G
12 Y IN
38
CB/R
15 CB IN
37
CR/B
17 CR IN
7
MUTE1
16
MUTE2
41 – 45, 48 – 52
CO0 – CO9
56 – 60, 63 – 67
PO2 – PO9
22 – 25, 28 – 31
2 – 9, 12, 13
14 – 18, 26 – 30
53 – 55, 58 –62
P Y (0) – P Y (9)
P C (0) – P C (9)
S (2) – S (9)
15
WE
104 WE
16
CAS
102 CAS
100 RAS
100 RAS
16Mbit
SD-RAM
IC603
MD0 – MD15
DQ0 – DQ15
A0 – A11
MA0 – MA11
35
CLK
103 MCLK
17
RAS
80 – 83,
86 – 89,
94 – 97
19 – 24,
27 – 32
110 – 113,
116 – 119,
122 – 125,
129 – 132
2, 3, 5, 6, 8, 9,
11, 12, 39, 40, 42,
43, 45, 46, 48, 49
XRST
PI2 – PI9
VIDEO DATA BUS
DVD0 – DVD7
G
(Page 50)
2 CLKI
32 CLKIN
63 CLKIN 2
4
PLL EN
33
RESETB
22
SCL
21
SDA
SCL
SDA
136
SCL
135
SDA
SCL
SDA
SCL
SDA
137
SRN
27MCLK
K
(Page 50)
7 – 14
• SIGNAL PATH
: VIDEO
: Y
: CHROMA
: COMPONENT VIDEO
VIDEO
LEVEL
LEVEL
RV601
35
RSET2
PROGRESSIVE VIDEO
OUTPUT LEVEL
RV602
J102
S101
1
2
3
4
5
6
7
8
COMPONENT
VIDEO OUT
Y
P
R
/C
R
P
B
/C
B
SELECTABLE
SCAN SELECT
LINE OUT
VIDEO
J103
1
2
S VIDEO
OUT
J101
1
2
29
31
WIDE ON/OFF
SWITCH
Q104, 105
+5V
INTERLACE
PROGRESSIVE
SDA 5
SCL 6
WP 7
38 SDA
7
SCL
39
WP
EEPROM
IC101
DVP-CX777ES
54
54
REGULATOR
CONTROL SWITCH
IC303, Q313
39
16G
56
FLDSDATA
57
FLDSCLK
62
FLDCS
61
FLDRST
INTERFACE
CONTROLLER
IC1003
FLUORESCENT INDICATOR
TUBE
DRIVER
IC1007
70 DA
69 CP
68 CS
69 CP
68 CS
95
PON_CHECK
55
VIDEO_OFF
70
P_CONT
67 RESET
65 OSCO
66 OSCI
C8036, R1067
FL1001
FLUORESCENT
INDICATOR
TUBE
A-MUTE
W
(Page 52)
25
SYSCONSOUT
24
SYSCONSIN
26
SYSCONSCLK
3 – 20
P1 – P18
1G – 15G
P1 – P18
1G – 15G
40 – 54
25 – 42
6 – 20
LED0 – LED6
73 – 77, 89, 90
OSC
LED DRIVE
Q1011 – 1017
D1101, 1102,
D1011 – 1015
V-MUTE
Y
(Page 53)
31 SIRCS
KEY INPUT
DETECT
IC1008, 1009
RESET SIGNAL
GENERATOR
IC1006
RS-232C
DRIVE/RECEIVER
IC804
IC1005
REMOTE CONTROL
RECEIVER
IC1004
KEYBOARD
DISC AMS
PUSH ENTER
1, 2, 98 – 100
KEY0 – KEY4
KEY0 , KEY1
93
SIRCS_MODE
69 VMUTE
68 AMUTE
14
15
X1001
5MHz
X1
X2
58 KBCIN
J821
RS232C
CNP801
S-LINK
CONTROL S IN
J801
JG1101
59 KBDIN
32 CONTROL_S
27 232COUT
28 232CIN
21 232C_INT
28 232CIN
21 232C_INT
8
9
66 KBCOUT
67 KBDOUT
67 KBDOUT
JOG-A
JOG-B
20 KEY_INT
16 RESET
KEY4
KEY3
XRST
XRST, XFRRST (for AUDIO SYSTEM)
XFRRST
XRST
X
(Page 53)
V
(Page 52)
LEVEL SHIFT
Q1001, 1002
f
F
g
G
RE1101
(ROTALY ENCODER)
S1001 – 1009,
S1101 – 1112
+
–
SIRCS BUFFER
Q1005, 1006
GRID DRIVE
Q1071
S801
COMMAND MODE
21 16G
SYSTEM
CONTROLLER
IC104 (5/5)
35
XRSTO
25 IFSI
27
IFSO
26
IFSC
33
SYSCONBUSY
20 XIFINT
23
SYSCONCS
51 XIFCS
34
SYSCONRST
76 XRESET
54
53
X101
16.5MHz
X0
X1
XRST, XFRRST (for CHANGER SYSTEM)
T
(Page 51)
XRST, XFRRST (for RF SYSTEM)
S
(Page 50)
D307
D307
D102
D101
D302 – 304
+3.3V
REGULATOR
IC401
B+ SWITCH
Q201, 202
(AC IN)
F101
T101
MAIN POWER
TRANSFORMER
T102
SUB POWER
TRANSFORMER
SW+11V
–5V ES
RECT
D101 – 104
LINE FILTER
L101
SWITCHING
IC101
LINE FILTER
L102
RECT
D211
D211
+B
ISOLATOR
PC101
SHUNT
REGULATOR
IC301
RECT
D301 – 304
B– SWITCH
Q501, 502
SW–11V
RECT
D501
D501
P501
B+ SWITCH
Q301, 302
RECT
D301, 305
B– SWITCH
Q301, 302
VIDEO ON/OFF
SWITCH
Q307, 309
B+ SWITCH
Q308, 310
P301
VR301
RECT
D502
D502
EVER+5V
MUTE3.3V
EVER+3.3V
EVER+3.3V
SW+5V
SW+3.3V
+3.3V
REGULATOR
IC302
P502
PS302
+3.3V
REGULATOR
IC102
+3.3V
+3.3V
REGULATOR
IC302
+3.3V
+3.3V
REGULATOR
IC803
A+3.3V
+1.8V
REGULATOR
IC301
+1.8V
+1.8V
REGULATOR
IC401
+1.8V
REGULATOR
CONTROL SWITCH
IC302, Q311
+5V
REGULATOR
IC201
A+5V
+2.5V
REGULATOR
IC605
+2.5V
+2.5V
REGULATOR
IC901
+2.5V
+2.5V
REGULATOR
IC601
+2.5V
REGULATOR
Q931
–5V REGULATOR
Q303
F1
F2
F2
VDISP–30V
TO FLUORESCENT
INDICATOR TUBE
T1081
DC/DC
CONVERTER
RECT
D1081 – 1084
–30V
REGULATOR
Q1083
OSC
Q1081,1082
+5V ES
+5V REGULATOR
Q305
–12V ES
–12V REGULATOR
Q304
+12V ES
+12V REGULATOR
Q306
RL101
1
2
3
PUSH ENTER
7-5.
BLOCK DIAGRAM – PANEL/POWER SUPPLY Section –
55
DVP-CX777ES
7-6.
NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS
Note on Printed Wiring Board:
•
•
X
: parts extracted from the component side.
•
Y
: parts extracted from the conductor side.
•
f
: internal component.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
Caution:
Pattern face side:
Pattern face side:
Parts on the pattern face side seen from
(Conductor Side)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(Component Side)
the parts face are indicated.
C
B
These are omitted.
E
Q
Note on Schematic Diagram:
• All capacitors are in
• All capacitors are in
µ
F unless otherwise noted. pF:
µµ
F
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
• All resistors are in
Ω
and
1
/
4
W or less unless otherwise
specified.
•
f
: internal component.
•
2
: nonflammable resistor.
•
C
: panel designation.
•
A
: B+ Line.
•
B
: B– Line.
•
H
: adjustment for repair.
• Voltages and waveforms are dc with respect to ground
under no-signal conditions.
no mark : DVD PLAY
(
no mark : DVD PLAY
(
) : SACD PLAY
[
] : CD PLAY
∗
: Impossible to measure
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Circled numbers refer to waveforms.
• Signal path.
J
: CD PLAY
c
: DVD PLAY
I
: SACD PLAY
F
: AUDIO
L
: VIDEO
g
: DIGITAL OUT
E
: Y
a
: CHROMA
p
: COMPONENT VIDEO
Note:
The components identi-
fied by mark
The components identi-
fied by mark
0
or dotted
line with mark
0
are criti-
cal for safety.
Replace only with part
number specified.
Replace only with part
number specified.
Note:
Les composants identifiés par
une marque
Les composants identifiés par
une marque
0
sont critiques
pour la sécurité.
Ne les remplacer que par une
pièce por tant le numéro
spécifié.
Ne les remplacer que par une
pièce por tant le numéro
spécifié.
• MB board is multi-layer board.
However, the patterns of intermediate-layer not been included in
diagram.
diagram.
• Indication of transistor
56
DVP-CX777ES
• Circuit Boards Location
LED board
DOOR MOTOR board
DRIVER board
DOOR SW board
SENSOR board
D. SENS
OUT board
OUT board
D. SENS IN board
LOADING SW board
LOCK SW board
POWER block
AV board
RS-232C board
MB board
PANEL-L board
PANEL-R board
KEY board
LOADING MOTOR board
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